./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/sll-buckets_false-unreach-call_false-valid-memcleanup.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-buckets_false-unreach-call_false-valid-memcleanup.i -s /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec7b34841527490886cd362d78588ff0f0e72200 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-buckets_false-unreach-call_false-valid-memcleanup.i -s /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec7b34841527490886cd362d78588ff0f0e72200 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: var is still there: v_prenex_126 input size 42 context size 42 output size 42 --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 10:34:41,713 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:34:41,714 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:34:41,723 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:34:41,723 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:34:41,724 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:34:41,725 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:34:41,726 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:34:41,728 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:34:41,728 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:34:41,729 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:34:41,730 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:34:41,730 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:34:41,731 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:34:41,732 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:34:41,733 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:34:41,734 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:34:41,735 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:34:41,737 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:34:41,738 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:34:41,739 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:34:41,741 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:34:41,742 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:34:41,743 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:34:41,743 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:34:41,744 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:34:41,745 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:34:41,746 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:34:41,746 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:34:41,747 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:34:41,747 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:34:41,748 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:34:41,748 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:34:41,748 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:34:41,749 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:34:41,750 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:34:41,750 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2018-11-28 10:34:41,762 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:34:41,762 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:34:41,763 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:34:41,763 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:34:41,764 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:34:41,764 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:34:41,764 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:34:41,764 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:34:41,764 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:34:41,764 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 10:34:41,765 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:34:41,765 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:34:41,765 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:34:41,765 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 10:34:41,765 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 10:34:41,765 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:34:41,766 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:34:41,766 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:34:41,766 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:34:41,766 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:34:41,766 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:34:41,767 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:34:41,767 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:34:41,767 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:34:41,767 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:34:41,767 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 10:34:41,767 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:34:41,767 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec7b34841527490886cd362d78588ff0f0e72200 [2018-11-28 10:34:41,795 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:34:41,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:34:41,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:34:41,808 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:34:41,808 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:34:41,809 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/../../sv-benchmarks/c/forester-heap/sll-buckets_false-unreach-call_false-valid-memcleanup.i [2018-11-28 10:34:41,853 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/data/f071a7495/11407c35588a4451be475262e9364406/FLAGa1aebf924 [2018-11-28 10:34:42,296 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:34:42,297 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/sv-benchmarks/c/forester-heap/sll-buckets_false-unreach-call_false-valid-memcleanup.i [2018-11-28 10:34:42,309 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/data/f071a7495/11407c35588a4451be475262e9364406/FLAGa1aebf924 [2018-11-28 10:34:42,321 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/data/f071a7495/11407c35588a4451be475262e9364406 [2018-11-28 10:34:42,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:34:42,324 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 10:34:42,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:34:42,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:34:42,328 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:34:42,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7977baaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42, skipping insertion in model container [2018-11-28 10:34:42,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:34:42,369 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:34:42,598 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:34:42,654 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:34:42,696 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:34:42,722 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:34:42,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42 WrapperNode [2018-11-28 10:34:42,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:34:42,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:34:42,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:34:42,723 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:34:42,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... [2018-11-28 10:34:42,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:34:42,777 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:34:42,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:34:42,777 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:34:42,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/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 [2018-11-28 10:34:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:34:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:34:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:34:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 10:34:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 10:34:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 10:34:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 10:34:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 10:34:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 10:34:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 10:34:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 10:34:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 10:34:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 10:34:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 10:34:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 10:34:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 10:34:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 10:34:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 10:34:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 10:34:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 10:34:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 10:34:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 10:34:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 10:34:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 10:34:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 10:34:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 10:34:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 10:34:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 10:34:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 10:34:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 10:34:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 10:34:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 10:34:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 10:34:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 10:34:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 10:34:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 10:34:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 10:34:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 10:34:42,822 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 10:34:42,822 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 10:34:42,822 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 10:34:42,822 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 10:34:42,822 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 10:34:42,822 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 10:34:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 10:34:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 10:34:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 10:34:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 10:34:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 10:34:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 10:34:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 10:34:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 10:34:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 10:34:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 10:34:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 10:34:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 10:34:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 10:34:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 10:34:42,825 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 10:34:42,825 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 10:34:42,825 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 10:34:42,825 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-11-28 10:34:42,825 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 10:34:42,825 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 10:34:42,825 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-11-28 10:34:42,825 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 10:34:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 10:34:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2018-11-28 10:34:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 10:34:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 10:34:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 10:34:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 10:34:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 10:34:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 10:34:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 10:34:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 10:34:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 10:34:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 10:34:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 10:34:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 10:34:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 10:34:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 10:34:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 10:34:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 10:34:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 10:34:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 10:34:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 10:34:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 10:34:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 10:34:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 10:34:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 10:34:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 10:34:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 10:34:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 10:34:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 10:34:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 10:34:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 10:34:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 10:34:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 10:34:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 10:34:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 10:34:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 10:34:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 10:34:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 10:34:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 10:34:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 10:34:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 10:34:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-28 10:34:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:34:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 10:34:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 10:34:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 10:34:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 10:34:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 10:34:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 10:34:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:34:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:34:43,330 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:34:43,330 INFO L280 CfgBuilder]: Removed 15 assue(true) statements. [2018-11-28 10:34:43,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:34:43 BoogieIcfgContainer [2018-11-28 10:34:43,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:34:43,332 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:34:43,332 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:34:43,335 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:34:43,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:34:42" (1/3) ... [2018-11-28 10:34:43,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@298935b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:34:43, skipping insertion in model container [2018-11-28 10:34:43,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:34:42" (2/3) ... [2018-11-28 10:34:43,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@298935b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:34:43, skipping insertion in model container [2018-11-28 10:34:43,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:34:43" (3/3) ... [2018-11-28 10:34:43,338 INFO L112 eAbstractionObserver]: Analyzing ICFG sll-buckets_false-unreach-call_false-valid-memcleanup.i [2018-11-28 10:34:43,345 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:34:43,351 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 65 error locations. [2018-11-28 10:34:43,362 INFO L257 AbstractCegarLoop]: Starting to check reachability of 65 error locations. [2018-11-28 10:34:43,378 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:34:43,379 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:34:43,379 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 10:34:43,379 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:34:43,379 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:34:43,379 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:34:43,379 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:34:43,379 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:34:43,380 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:34:43,393 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states. [2018-11-28 10:34:43,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 10:34:43,400 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:43,400 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:43,402 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:43,406 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:43,406 INFO L82 PathProgramCache]: Analyzing trace with hash 1890133271, now seen corresponding path program 1 times [2018-11-28 10:34:43,408 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:43,408 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:43,456 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:43,456 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:43,456 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:43,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:43,523 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:43,523 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 10:34:43,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:34:43,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:34:43,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:34:43,535 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 3 states. [2018-11-28 10:34:43,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:43,718 INFO L93 Difference]: Finished difference Result 172 states and 181 transitions. [2018-11-28 10:34:43,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:34:43,720 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-11-28 10:34:43,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:43,728 INFO L225 Difference]: With dead ends: 172 [2018-11-28 10:34:43,728 INFO L226 Difference]: Without dead ends: 168 [2018-11-28 10:34:43,729 INFO L631 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 [2018-11-28 10:34:43,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2018-11-28 10:34:43,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 137. [2018-11-28 10:34:43,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-11-28 10:34:43,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 144 transitions. [2018-11-28 10:34:43,764 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 144 transitions. Word has length 7 [2018-11-28 10:34:43,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:43,764 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 144 transitions. [2018-11-28 10:34:43,764 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:34:43,764 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 144 transitions. [2018-11-28 10:34:43,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 10:34:43,765 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:43,765 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:43,765 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:43,765 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:43,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1890133272, now seen corresponding path program 1 times [2018-11-28 10:34:43,766 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:43,766 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:43,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:43,767 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:43,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:43,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:43,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:43,810 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 10:34:43,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:34:43,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:34:43,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:34:43,811 INFO L87 Difference]: Start difference. First operand 137 states and 144 transitions. Second operand 3 states. [2018-11-28 10:34:43,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:43,957 INFO L93 Difference]: Finished difference Result 167 states and 176 transitions. [2018-11-28 10:34:43,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:34:43,957 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-11-28 10:34:43,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:43,959 INFO L225 Difference]: With dead ends: 167 [2018-11-28 10:34:43,959 INFO L226 Difference]: Without dead ends: 167 [2018-11-28 10:34:43,960 INFO L631 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 [2018-11-28 10:34:43,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-11-28 10:34:43,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 133. [2018-11-28 10:34:43,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-11-28 10:34:43,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 140 transitions. [2018-11-28 10:34:43,968 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 140 transitions. Word has length 7 [2018-11-28 10:34:43,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:43,968 INFO L480 AbstractCegarLoop]: Abstraction has 133 states and 140 transitions. [2018-11-28 10:34:43,968 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:34:43,969 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 140 transitions. [2018-11-28 10:34:43,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-28 10:34:43,969 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:43,969 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:43,970 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:43,970 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:43,970 INFO L82 PathProgramCache]: Analyzing trace with hash 1795367518, now seen corresponding path program 1 times [2018-11-28 10:34:43,970 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:43,970 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:43,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:43,971 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:43,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:44,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:44,025 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:44,025 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:34:44,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:34:44,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:34:44,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:34:44,026 INFO L87 Difference]: Start difference. First operand 133 states and 140 transitions. Second operand 6 states. [2018-11-28 10:34:44,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:44,255 INFO L93 Difference]: Finished difference Result 173 states and 182 transitions. [2018-11-28 10:34:44,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 10:34:44,256 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2018-11-28 10:34:44,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:44,256 INFO L225 Difference]: With dead ends: 173 [2018-11-28 10:34:44,257 INFO L226 Difference]: Without dead ends: 173 [2018-11-28 10:34:44,257 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-28 10:34:44,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2018-11-28 10:34:44,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 131. [2018-11-28 10:34:44,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-11-28 10:34:44,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 145 transitions. [2018-11-28 10:34:44,262 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 145 transitions. Word has length 13 [2018-11-28 10:34:44,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:44,263 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 145 transitions. [2018-11-28 10:34:44,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:34:44,263 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 145 transitions. [2018-11-28 10:34:44,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-28 10:34:44,263 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:44,264 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:44,264 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:44,264 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:44,264 INFO L82 PathProgramCache]: Analyzing trace with hash 1795367519, now seen corresponding path program 1 times [2018-11-28 10:34:44,264 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:44,265 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:44,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:44,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:44,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:44,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:44,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:44,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:44,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:34:44,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:34:44,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:34:44,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:34:44,347 INFO L87 Difference]: Start difference. First operand 131 states and 145 transitions. Second operand 6 states. [2018-11-28 10:34:44,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:44,542 INFO L93 Difference]: Finished difference Result 177 states and 200 transitions. [2018-11-28 10:34:44,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 10:34:44,543 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2018-11-28 10:34:44,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:44,544 INFO L225 Difference]: With dead ends: 177 [2018-11-28 10:34:44,544 INFO L226 Difference]: Without dead ends: 177 [2018-11-28 10:34:44,544 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-28 10:34:44,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-11-28 10:34:44,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 127. [2018-11-28 10:34:44,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-11-28 10:34:44,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 141 transitions. [2018-11-28 10:34:44,551 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 141 transitions. Word has length 13 [2018-11-28 10:34:44,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:44,552 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 141 transitions. [2018-11-28 10:34:44,552 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:34:44,552 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 141 transitions. [2018-11-28 10:34:44,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-28 10:34:44,552 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:44,552 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:44,553 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:44,553 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:44,553 INFO L82 PathProgramCache]: Analyzing trace with hash -877296731, now seen corresponding path program 1 times [2018-11-28 10:34:44,553 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:44,553 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:44,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:44,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:44,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:44,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:44,615 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:44,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:34:44,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:34:44,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:34:44,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:34:44,615 INFO L87 Difference]: Start difference. First operand 127 states and 141 transitions. Second operand 6 states. [2018-11-28 10:34:44,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:44,767 INFO L93 Difference]: Finished difference Result 168 states and 177 transitions. [2018-11-28 10:34:44,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 10:34:44,768 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-11-28 10:34:44,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:44,769 INFO L225 Difference]: With dead ends: 168 [2018-11-28 10:34:44,769 INFO L226 Difference]: Without dead ends: 168 [2018-11-28 10:34:44,769 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 10:34:44,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2018-11-28 10:34:44,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 126. [2018-11-28 10:34:44,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-11-28 10:34:44,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 140 transitions. [2018-11-28 10:34:44,773 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 140 transitions. Word has length 19 [2018-11-28 10:34:44,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:44,774 INFO L480 AbstractCegarLoop]: Abstraction has 126 states and 140 transitions. [2018-11-28 10:34:44,774 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:34:44,774 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 140 transitions. [2018-11-28 10:34:44,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-28 10:34:44,774 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:44,775 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:44,775 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:44,775 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:44,775 INFO L82 PathProgramCache]: Analyzing trace with hash -877296730, now seen corresponding path program 1 times [2018-11-28 10:34:44,775 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:44,775 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:44,776 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:44,777 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:44,777 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:44,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:44,860 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:44,860 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:34:44,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:34:44,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:34:44,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:34:44,861 INFO L87 Difference]: Start difference. First operand 126 states and 140 transitions. Second operand 6 states. [2018-11-28 10:34:45,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:45,029 INFO L93 Difference]: Finished difference Result 173 states and 196 transitions. [2018-11-28 10:34:45,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:34:45,029 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-11-28 10:34:45,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:45,030 INFO L225 Difference]: With dead ends: 173 [2018-11-28 10:34:45,030 INFO L226 Difference]: Without dead ends: 173 [2018-11-28 10:34:45,031 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-28 10:34:45,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2018-11-28 10:34:45,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 123. [2018-11-28 10:34:45,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-11-28 10:34:45,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 137 transitions. [2018-11-28 10:34:45,035 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 137 transitions. Word has length 19 [2018-11-28 10:34:45,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:45,035 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 137 transitions. [2018-11-28 10:34:45,035 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:34:45,035 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 137 transitions. [2018-11-28 10:34:45,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-28 10:34:45,036 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:45,036 INFO L402 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] [2018-11-28 10:34:45,036 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:45,036 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:45,037 INFO L82 PathProgramCache]: Analyzing trace with hash 1608925550, now seen corresponding path program 1 times [2018-11-28 10:34:45,037 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:45,037 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:45,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:45,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:45,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:45,071 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:45,071 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 10:34:45,072 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:34:45,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:34:45,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:34:45,072 INFO L87 Difference]: Start difference. First operand 123 states and 137 transitions. Second operand 3 states. [2018-11-28 10:34:45,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:45,148 INFO L93 Difference]: Finished difference Result 129 states and 144 transitions. [2018-11-28 10:34:45,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:34:45,148 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2018-11-28 10:34:45,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:45,148 INFO L225 Difference]: With dead ends: 129 [2018-11-28 10:34:45,148 INFO L226 Difference]: Without dead ends: 129 [2018-11-28 10:34:45,149 INFO L631 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 [2018-11-28 10:34:45,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-11-28 10:34:45,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 118. [2018-11-28 10:34:45,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2018-11-28 10:34:45,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 132 transitions. [2018-11-28 10:34:45,152 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 132 transitions. Word has length 25 [2018-11-28 10:34:45,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:45,153 INFO L480 AbstractCegarLoop]: Abstraction has 118 states and 132 transitions. [2018-11-28 10:34:45,153 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:34:45,153 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 132 transitions. [2018-11-28 10:34:45,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-28 10:34:45,153 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:45,153 INFO L402 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] [2018-11-28 10:34:45,154 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:45,154 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:45,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1608925551, now seen corresponding path program 1 times [2018-11-28 10:34:45,158 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:45,158 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:45,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:45,159 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:45,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:45,191 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:45,191 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 10:34:45,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:34:45,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:34:45,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:34:45,192 INFO L87 Difference]: Start difference. First operand 118 states and 132 transitions. Second operand 3 states. [2018-11-28 10:34:45,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:45,243 INFO L93 Difference]: Finished difference Result 124 states and 139 transitions. [2018-11-28 10:34:45,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:34:45,244 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2018-11-28 10:34:45,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:45,245 INFO L225 Difference]: With dead ends: 124 [2018-11-28 10:34:45,245 INFO L226 Difference]: Without dead ends: 124 [2018-11-28 10:34:45,245 INFO L631 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 [2018-11-28 10:34:45,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-28 10:34:45,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 113. [2018-11-28 10:34:45,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-11-28 10:34:45,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 127 transitions. [2018-11-28 10:34:45,248 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 127 transitions. Word has length 25 [2018-11-28 10:34:45,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:45,249 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 127 transitions. [2018-11-28 10:34:45,249 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:34:45,249 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 127 transitions. [2018-11-28 10:34:45,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-28 10:34:45,249 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:45,250 INFO L402 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] [2018-11-28 10:34:45,250 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:45,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:45,255 INFO L82 PathProgramCache]: Analyzing trace with hash -10699562, now seen corresponding path program 1 times [2018-11-28 10:34:45,255 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:45,255 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:45,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:45,256 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:45,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:45,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:45,356 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:45,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 10:34:45,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 10:34:45,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 10:34:45,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-11-28 10:34:45,357 INFO L87 Difference]: Start difference. First operand 113 states and 127 transitions. Second operand 8 states. [2018-11-28 10:34:45,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:45,496 INFO L93 Difference]: Finished difference Result 148 states and 157 transitions. [2018-11-28 10:34:45,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:34:45,496 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2018-11-28 10:34:45,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:45,497 INFO L225 Difference]: With dead ends: 148 [2018-11-28 10:34:45,497 INFO L226 Difference]: Without dead ends: 148 [2018-11-28 10:34:45,498 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2018-11-28 10:34:45,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-11-28 10:34:45,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 115. [2018-11-28 10:34:45,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-11-28 10:34:45,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 132 transitions. [2018-11-28 10:34:45,501 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 132 transitions. Word has length 27 [2018-11-28 10:34:45,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:45,501 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 132 transitions. [2018-11-28 10:34:45,501 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 10:34:45,501 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 132 transitions. [2018-11-28 10:34:45,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-28 10:34:45,502 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:45,502 INFO L402 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] [2018-11-28 10:34:45,502 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:45,502 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:45,503 INFO L82 PathProgramCache]: Analyzing trace with hash -10699561, now seen corresponding path program 1 times [2018-11-28 10:34:45,503 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:45,503 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:45,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:45,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:45,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:45,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:45,609 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:45,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 10:34:45,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:34:45,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:34:45,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:34:45,609 INFO L87 Difference]: Start difference. First operand 115 states and 132 transitions. Second operand 5 states. [2018-11-28 10:34:45,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:45,755 INFO L93 Difference]: Finished difference Result 162 states and 182 transitions. [2018-11-28 10:34:45,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:34:45,756 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2018-11-28 10:34:45,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:45,757 INFO L225 Difference]: With dead ends: 162 [2018-11-28 10:34:45,757 INFO L226 Difference]: Without dead ends: 162 [2018-11-28 10:34:45,757 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 6 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:34:45,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2018-11-28 10:34:45,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 146. [2018-11-28 10:34:45,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-11-28 10:34:45,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 179 transitions. [2018-11-28 10:34:45,761 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 179 transitions. Word has length 27 [2018-11-28 10:34:45,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:45,762 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 179 transitions. [2018-11-28 10:34:45,762 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:34:45,762 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 179 transitions. [2018-11-28 10:34:45,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-28 10:34:45,762 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:45,762 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:45,762 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:45,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:45,763 INFO L82 PathProgramCache]: Analyzing trace with hash -331685747, now seen corresponding path program 1 times [2018-11-28 10:34:45,763 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:45,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:45,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:45,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:45,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:45,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:45,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:45,791 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:45,791 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 10:34:45,791 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 10:34:45,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 10:34:45,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 10:34:45,792 INFO L87 Difference]: Start difference. First operand 146 states and 179 transitions. Second operand 4 states. [2018-11-28 10:34:45,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:45,878 INFO L93 Difference]: Finished difference Result 224 states and 267 transitions. [2018-11-28 10:34:45,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 10:34:45,879 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2018-11-28 10:34:45,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:45,881 INFO L225 Difference]: With dead ends: 224 [2018-11-28 10:34:45,882 INFO L226 Difference]: Without dead ends: 224 [2018-11-28 10:34:45,882 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:34:45,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2018-11-28 10:34:45,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 146. [2018-11-28 10:34:45,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-11-28 10:34:45,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 177 transitions. [2018-11-28 10:34:45,892 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 177 transitions. Word has length 28 [2018-11-28 10:34:45,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:45,892 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 177 transitions. [2018-11-28 10:34:45,892 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 10:34:45,892 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 177 transitions. [2018-11-28 10:34:45,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-28 10:34:45,893 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:45,893 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:45,893 INFO L423 AbstractCegarLoop]: === Iteration 12 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:45,894 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:45,894 INFO L82 PathProgramCache]: Analyzing trace with hash 1454692568, now seen corresponding path program 1 times [2018-11-28 10:34:45,894 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:45,894 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:45,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:45,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:45,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:46,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:46,445 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:46,445 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2018-11-28 10:34:46,446 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-28 10:34:46,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-28 10:34:46,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2018-11-28 10:34:46,446 INFO L87 Difference]: Start difference. First operand 146 states and 177 transitions. Second operand 18 states. [2018-11-28 10:34:47,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:47,337 INFO L93 Difference]: Finished difference Result 160 states and 179 transitions. [2018-11-28 10:34:47,337 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-28 10:34:47,338 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 31 [2018-11-28 10:34:47,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:47,338 INFO L225 Difference]: With dead ends: 160 [2018-11-28 10:34:47,338 INFO L226 Difference]: Without dead ends: 160 [2018-11-28 10:34:47,339 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 2 SyntacticMatches, 5 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=255, Invalid=867, Unknown=0, NotChecked=0, Total=1122 [2018-11-28 10:34:47,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2018-11-28 10:34:47,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 129. [2018-11-28 10:34:47,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2018-11-28 10:34:47,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 146 transitions. [2018-11-28 10:34:47,342 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 146 transitions. Word has length 31 [2018-11-28 10:34:47,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:47,344 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 146 transitions. [2018-11-28 10:34:47,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-28 10:34:47,344 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 146 transitions. [2018-11-28 10:34:47,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-28 10:34:47,345 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:47,345 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:47,345 INFO L423 AbstractCegarLoop]: === Iteration 13 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:47,345 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:47,346 INFO L82 PathProgramCache]: Analyzing trace with hash -1270219737, now seen corresponding path program 1 times [2018-11-28 10:34:47,346 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:47,346 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:47,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:47,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:47,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:47,467 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:34:47,467 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 10:34:47,467 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 10:34:47,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 10:34:47,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-11-28 10:34:47,467 INFO L87 Difference]: Start difference. First operand 129 states and 146 transitions. Second operand 8 states. [2018-11-28 10:34:47,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:47,723 INFO L93 Difference]: Finished difference Result 199 states and 220 transitions. [2018-11-28 10:34:47,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 10:34:47,724 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 34 [2018-11-28 10:34:47,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:47,724 INFO L225 Difference]: With dead ends: 199 [2018-11-28 10:34:47,725 INFO L226 Difference]: Without dead ends: 199 [2018-11-28 10:34:47,725 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-11-28 10:34:47,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2018-11-28 10:34:47,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 158. [2018-11-28 10:34:47,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-11-28 10:34:47,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 189 transitions. [2018-11-28 10:34:47,727 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 189 transitions. Word has length 34 [2018-11-28 10:34:47,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:47,728 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 189 transitions. [2018-11-28 10:34:47,728 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 10:34:47,728 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 189 transitions. [2018-11-28 10:34:47,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-28 10:34:47,728 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:47,729 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:47,729 INFO L423 AbstractCegarLoop]: === Iteration 14 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:47,729 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:47,729 INFO L82 PathProgramCache]: Analyzing trace with hash 371220524, now seen corresponding path program 1 times [2018-11-28 10:34:47,729 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:47,729 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:47,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:47,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:47,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:47,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:47,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:47,966 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:34:47,966 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:34:47,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:48,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:34:48,054 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,055 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,058 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:34:48,059 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,063 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,064 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-11-28 10:34:48,079 INFO L478 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 11 treesize of output 8 [2018-11-28 10:34:48,081 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:34:48,081 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,083 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,087 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,088 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2018-11-28 10:34:48,148 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,156 INFO L478 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 0 case distinctions, treesize of input 44 treesize of output 45 [2018-11-28 10:34:48,158 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:34:48,159 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,163 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,168 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,168 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:49, output treesize:30 [2018-11-28 10:34:48,175 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,178 INFO L478 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 0 case distinctions, treesize of input 38 treesize of output 39 [2018-11-28 10:34:48,180 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:34:48,180 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,186 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,191 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,191 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:43, output treesize:39 [2018-11-28 10:34:48,213 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,214 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,215 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,215 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-28 10:34:48,215 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,220 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,220 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:37 [2018-11-28 10:34:48,239 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,241 INFO L478 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 0 case distinctions, treesize of input 44 treesize of output 43 [2018-11-28 10:34:48,244 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,245 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-11-28 10:34:48,245 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,252 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,262 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,262 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:50 [2018-11-28 10:34:48,355 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,356 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,362 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 89 [2018-11-28 10:34:48,364 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:34:48,364 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,372 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,379 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:48,380 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:89, output treesize:54 [2018-11-28 10:34:48,409 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,409 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,414 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 83 [2018-11-28 10:34:48,417 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:34:48,418 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,426 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,434 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:48,434 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:83, output treesize:63 [2018-11-28 10:34:48,472 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 76 [2018-11-28 10:34:48,478 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,479 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 39 [2018-11-28 10:34:48,480 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,490 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,499 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:48,499 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:103, output treesize:91 [2018-11-28 10:34:48,603 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 79 [2018-11-28 10:34:48,606 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,607 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 85 treesize of output 106 [2018-11-28 10:34:48,608 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,619 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,631 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:48,631 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:104, output treesize:100 [2018-11-28 10:34:48,731 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 64 [2018-11-28 10:34:48,734 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,735 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 22 [2018-11-28 10:34:48,736 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,746 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,748 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2018-11-28 10:34:48,748 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,755 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,755 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:34:48,756 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,759 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,761 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,762 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:107, output treesize:10 [2018-11-28 10:34:48,775 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:48,776 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 12 treesize of output 21 [2018-11-28 10:34:48,776 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:48,780 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:48,780 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:11 [2018-11-28 10:34:48,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:48,825 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:34:48,825 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 19] total 33 [2018-11-28 10:34:48,825 INFO L459 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-11-28 10:34:48,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-11-28 10:34:48,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=1007, Unknown=0, NotChecked=0, Total=1122 [2018-11-28 10:34:48,826 INFO L87 Difference]: Start difference. First operand 158 states and 189 transitions. Second operand 34 states. [2018-11-28 10:34:50,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:50,548 INFO L93 Difference]: Finished difference Result 233 states and 250 transitions. [2018-11-28 10:34:50,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-28 10:34:50,549 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 39 [2018-11-28 10:34:50,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:50,550 INFO L225 Difference]: With dead ends: 233 [2018-11-28 10:34:50,550 INFO L226 Difference]: Without dead ends: 233 [2018-11-28 10:34:50,555 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 22 SyntacticMatches, 6 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 950 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=513, Invalid=2909, Unknown=0, NotChecked=0, Total=3422 [2018-11-28 10:34:50,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2018-11-28 10:34:50,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 167. [2018-11-28 10:34:50,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-11-28 10:34:50,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 200 transitions. [2018-11-28 10:34:50,559 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 200 transitions. Word has length 39 [2018-11-28 10:34:50,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:50,559 INFO L480 AbstractCegarLoop]: Abstraction has 167 states and 200 transitions. [2018-11-28 10:34:50,559 INFO L481 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-11-28 10:34:50,559 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 200 transitions. [2018-11-28 10:34:50,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-28 10:34:50,560 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:50,560 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:50,560 INFO L423 AbstractCegarLoop]: === Iteration 15 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:50,560 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:50,560 INFO L82 PathProgramCache]: Analyzing trace with hash 371220525, now seen corresponding path program 1 times [2018-11-28 10:34:50,560 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:50,560 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:50,561 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:50,562 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:50,562 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:50,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:50,853 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:34:50,853 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:34:50,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:50,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:34:50,903 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:50,906 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:50,907 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:34:50,907 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:50,911 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:50,911 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2018-11-28 10:34:50,926 INFO L478 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 11 treesize of output 8 [2018-11-28 10:34:50,927 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:34:50,928 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:50,929 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:50,936 INFO L478 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 11 treesize of output 8 [2018-11-28 10:34:50,938 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:34:50,938 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:50,940 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:50,945 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:50,945 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:37, output treesize:30 [2018-11-28 10:34:50,993 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:50,996 INFO L478 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 0 case distinctions, treesize of input 27 treesize of output 32 [2018-11-28 10:34:50,998 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 20 treesize of output 19 [2018-11-28 10:34:50,998 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,001 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,012 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,014 INFO L478 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 0 case distinctions, treesize of input 44 treesize of output 45 [2018-11-28 10:34:51,016 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:34:51,017 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,022 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,029 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,029 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:82, output treesize:44 [2018-11-28 10:34:51,056 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,061 INFO L478 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 0 case distinctions, treesize of input 21 treesize of output 26 [2018-11-28 10:34:51,064 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:34:51,065 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,071 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,100 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,103 INFO L478 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 0 case distinctions, treesize of input 51 treesize of output 52 [2018-11-28 10:34:51,108 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:34:51,108 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,115 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,126 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,126 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:71 [2018-11-28 10:34:51,159 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,161 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 14 treesize of output 21 [2018-11-28 10:34:51,161 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,180 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,181 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,182 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,182 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-28 10:34:51,183 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,197 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,197 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:82, output treesize:78 [2018-11-28 10:34:51,232 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,239 INFO L478 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 0 case distinctions, treesize of input 68 treesize of output 67 [2018-11-28 10:34:51,241 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,242 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-11-28 10:34:51,243 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,254 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,279 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 38 [2018-11-28 10:34:51,281 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,283 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 31 [2018-11-28 10:34:51,283 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,289 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,303 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,303 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:100, output treesize:90 [2018-11-28 10:34:51,402 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,403 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,411 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 113 [2018-11-28 10:34:51,414 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:34:51,415 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,428 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,447 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,453 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 65 [2018-11-28 10:34:51,455 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 24 treesize of output 23 [2018-11-28 10:34:51,456 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,464 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,477 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:51,477 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:148, output treesize:102 [2018-11-28 10:34:51,531 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,533 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,542 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 107 [2018-11-28 10:34:51,545 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:34:51,546 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,561 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,586 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 59 [2018-11-28 10:34:51,589 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 18 treesize of output 17 [2018-11-28 10:34:51,589 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,597 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,612 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:51,613 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:136, output treesize:120 [2018-11-28 10:34:51,659 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 132 [2018-11-28 10:34:51,662 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,663 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 39 [2018-11-28 10:34:51,664 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,681 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,705 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 80 [2018-11-28 10:34:51,708 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,708 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 39 [2018-11-28 10:34:51,709 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,717 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,733 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:51,733 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:187, output treesize:163 [2018-11-28 10:34:51,840 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 125 [2018-11-28 10:34:51,843 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,845 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 137 treesize of output 166 [2018-11-28 10:34:51,845 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,863 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,896 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 97 [2018-11-28 10:34:51,899 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:51,900 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 16 treesize of output 23 [2018-11-28 10:34:51,900 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,912 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:51,935 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:51,935 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:189, output treesize:181 [2018-11-28 10:34:52,001 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 104 [2018-11-28 10:34:52,004 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:52,006 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 33 [2018-11-28 10:34:52,007 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:52,025 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:52,027 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 36 [2018-11-28 10:34:52,028 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:52,044 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:52,045 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:34:52,045 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:52,057 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:52,076 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 49 [2018-11-28 10:34:52,079 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:52,079 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-11-28 10:34:52,080 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:52,090 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-11-28 10:34:52,090 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:52,100 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:52,100 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:34:52,101 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:52,103 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:52,112 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:52,112 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:195, output treesize:18 [2018-11-28 10:34:52,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:52,206 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:34:52,206 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 18] total 33 [2018-11-28 10:34:52,206 INFO L459 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-11-28 10:34:52,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-11-28 10:34:52,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1004, Unknown=0, NotChecked=0, Total=1122 [2018-11-28 10:34:52,207 INFO L87 Difference]: Start difference. First operand 167 states and 200 transitions. Second operand 34 states. [2018-11-28 10:34:54,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:34:54,813 INFO L93 Difference]: Finished difference Result 222 states and 248 transitions. [2018-11-28 10:34:54,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 10:34:54,813 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 39 [2018-11-28 10:34:54,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:34:54,814 INFO L225 Difference]: With dead ends: 222 [2018-11-28 10:34:54,814 INFO L226 Difference]: Without dead ends: 222 [2018-11-28 10:34:54,815 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 22 SyntacticMatches, 5 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 733 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=417, Invalid=2445, Unknown=0, NotChecked=0, Total=2862 [2018-11-28 10:34:54,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2018-11-28 10:34:54,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 166. [2018-11-28 10:34:54,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2018-11-28 10:34:54,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 198 transitions. [2018-11-28 10:34:54,818 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 198 transitions. Word has length 39 [2018-11-28 10:34:54,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:34:54,818 INFO L480 AbstractCegarLoop]: Abstraction has 166 states and 198 transitions. [2018-11-28 10:34:54,819 INFO L481 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-11-28 10:34:54,819 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 198 transitions. [2018-11-28 10:34:54,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-28 10:34:54,819 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:34:54,819 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:34:54,820 INFO L423 AbstractCegarLoop]: === Iteration 16 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:34:54,820 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:34:54,820 INFO L82 PathProgramCache]: Analyzing trace with hash -601385695, now seen corresponding path program 1 times [2018-11-28 10:34:54,820 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:34:54,820 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:34:54,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:54,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:54,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:34:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:55,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:34:55,229 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:34:55,229 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:34:55,240 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:34:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:34:55,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:34:55,282 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,283 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,283 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:34:55,284 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,289 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,290 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2018-11-28 10:34:55,310 INFO L478 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 11 treesize of output 8 [2018-11-28 10:34:55,312 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:34:55,312 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,314 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,322 INFO L478 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 11 treesize of output 8 [2018-11-28 10:34:55,324 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:34:55,324 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,326 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,332 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,332 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:37, output treesize:30 [2018-11-28 10:34:55,393 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,397 INFO L478 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 0 case distinctions, treesize of input 27 treesize of output 32 [2018-11-28 10:34:55,399 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 20 treesize of output 19 [2018-11-28 10:34:55,399 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,404 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,415 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,418 INFO L478 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 0 case distinctions, treesize of input 44 treesize of output 45 [2018-11-28 10:34:55,420 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:34:55,421 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,426 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,433 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,433 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:82, output treesize:44 [2018-11-28 10:34:55,464 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,468 INFO L478 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 0 case distinctions, treesize of input 21 treesize of output 26 [2018-11-28 10:34:55,471 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:34:55,471 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,476 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,489 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,492 INFO L478 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 0 case distinctions, treesize of input 51 treesize of output 52 [2018-11-28 10:34:55,494 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:34:55,494 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,502 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,512 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,513 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:70, output treesize:66 [2018-11-28 10:34:55,543 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,544 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 14 treesize of output 21 [2018-11-28 10:34:55,545 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,560 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,561 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,561 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,562 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-28 10:34:55,562 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,572 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,572 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:77, output treesize:73 [2018-11-28 10:34:55,606 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 38 [2018-11-28 10:34:55,609 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,610 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 31 [2018-11-28 10:34:55,610 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,617 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,636 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,639 INFO L478 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 0 case distinctions, treesize of input 79 treesize of output 78 [2018-11-28 10:34:55,642 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,643 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-11-28 10:34:55,643 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,654 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,669 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,669 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:103, output treesize:93 [2018-11-28 10:34:55,773 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,774 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,780 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 65 [2018-11-28 10:34:55,782 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 24 treesize of output 23 [2018-11-28 10:34:55,783 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,789 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,808 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,808 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,814 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 122 [2018-11-28 10:34:55,816 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:34:55,816 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,829 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,842 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:55,842 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:155, output treesize:109 [2018-11-28 10:34:55,876 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,876 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,883 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 59 [2018-11-28 10:34:55,885 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 18 treesize of output 17 [2018-11-28 10:34:55,885 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,893 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,914 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,915 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:55,920 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 129 [2018-11-28 10:34:55,922 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:34:55,923 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,939 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:55,955 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:55,955 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:143, output treesize:135 [2018-11-28 10:34:56,015 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 184 treesize of output 141 [2018-11-28 10:34:56,023 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,024 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 39 [2018-11-28 10:34:56,024 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,043 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,070 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 80 [2018-11-28 10:34:56,072 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,073 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 39 [2018-11-28 10:34:56,073 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,081 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,100 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:34:56,100 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:194, output treesize:170 [2018-11-28 10:34:56,157 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,158 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,159 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-11-28 10:34:56,159 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,185 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,185 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,190 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 76 [2018-11-28 10:34:56,191 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-28 10:34:56,222 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-11-28 10:34:56,222 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:181, output treesize:315 [2018-11-28 10:34:56,304 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,306 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,327 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 188 treesize of output 180 [2018-11-28 10:34:56,332 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 209 treesize of output 208 [2018-11-28 10:34:56,333 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,424 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 148 treesize of output 138 [2018-11-28 10:34:56,425 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:34:56,482 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:34:56,594 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,604 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 146 [2018-11-28 10:34:56,607 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,609 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 30 [2018-11-28 10:34:56,609 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,633 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,718 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,719 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,720 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:34:56,725 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 142 [2018-11-28 10:34:56,727 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-11-28 10:34:56,727 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,747 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,751 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,751 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,766 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 184 treesize of output 216 [2018-11-28 10:34:56,769 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 202 treesize of output 203 [2018-11-28 10:34:56,770 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,842 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 181 treesize of output 180 [2018-11-28 10:34:56,842 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,880 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,957 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,964 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 151 [2018-11-28 10:34:56,967 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:56,969 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 54 [2018-11-28 10:34:56,969 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:56,990 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:57,057 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: 7 dim-0 vars, and 3 xjuncts. [2018-11-28 10:34:57,057 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 8 variables, input treesize:359, output treesize:454 [2018-11-28 10:34:57,200 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:57,213 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 261 treesize of output 244 [2018-11-28 10:34:57,221 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:57,222 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:57,246 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 74 [2018-11-28 10:34:57,246 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2018-11-28 10:34:57,318 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-28 10:34:57,709 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:57,710 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:57,720 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 157 [2018-11-28 10:34:57,723 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:57,725 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:34:57,725 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:57,751 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:58,085 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:58,087 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:58,122 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 218 treesize of output 208 [2018-11-28 10:34:58,127 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:58,128 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 237 treesize of output 229 [2018-11-28 10:34:58,129 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:58,233 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:58,249 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 176 treesize of output 161 [2018-11-28 10:34:58,250 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:34:58,330 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:34:58,647 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:58,648 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:58,654 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 139 [2018-11-28 10:34:58,656 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:58,657 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:34:58,658 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:58,676 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:58,951 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:58,957 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 161 [2018-11-28 10:34:58,962 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:58,963 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:58,964 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:58,968 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 83 [2018-11-28 10:34:58,969 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:58,998 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:59,001 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:59,008 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 167 [2018-11-28 10:34:59,014 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:59,015 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:59,036 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 74 [2018-11-28 10:34:59,037 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 4 xjuncts. [2018-11-28 10:34:59,089 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-28 10:34:59,092 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:59,098 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 145 [2018-11-28 10:34:59,101 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:59,102 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:59,102 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:34:59,105 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 66 [2018-11-28 10:34:59,105 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:59,125 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:59,322 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:59,323 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:59,332 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 152 [2018-11-28 10:34:59,335 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:59,337 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 38 [2018-11-28 10:34:59,337 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:59,360 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:34:59,365 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:59,366 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:59,383 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 199 treesize of output 229 [2018-11-28 10:34:59,387 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:59,388 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 218 treesize of output 210 [2018-11-28 10:34:59,388 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-28 10:34:59,468 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:34:59,477 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 175 treesize of output 175 [2018-11-28 10:34:59,478 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 2 xjuncts. [2018-11-28 10:34:59,542 INFO L267 ElimStorePlain]: Start of recursive call 19: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:34:59,721 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 6 dim-2 vars, End of recursive call: 19 dim-0 vars, and 7 xjuncts. [2018-11-28 10:34:59,722 INFO L202 ElimStorePlain]: Needed 21 recursive calls to eliminate 16 variables, input treesize:631, output treesize:1003 [2018-11-28 10:34:59,980 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 162 [2018-11-28 10:35:00,423 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 10:35:00,424 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:00,588 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:00,590 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:00,595 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 106 [2018-11-28 10:35:00,598 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:35:00,598 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:00,619 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 32 treesize of output 21 [2018-11-28 10:35:00,620 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:00,635 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:00,637 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2018-11-28 10:35:00,637 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:00,651 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:00,744 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:00,745 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:00,746 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:00,751 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 204 treesize of output 224 [2018-11-28 10:35:00,754 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:35:00,754 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:00,791 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:35:00,791 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:00,819 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-11-28 10:35:00,819 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:00,845 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:00,845 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:35:00,846 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:00,868 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:00,911 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:00,912 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:00,915 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 60 [2018-11-28 10:35:00,918 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-11-28 10:35:00,918 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:00,932 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:35:00,932 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:00,942 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:35:00,943 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:00,950 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:01,045 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:01,047 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:01,048 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:01,053 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 108 [2018-11-28 10:35:01,064 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 22 [2018-11-28 10:35:01,064 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:01,088 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:35:01,088 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:01,107 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:01,108 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2018-11-28 10:35:01,109 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:01,127 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:01,128 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:35:01,128 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:01,141 INFO L267 ElimStorePlain]: Start of recursive call 16: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:01,162 INFO L267 ElimStorePlain]: Start of recursive call 1: 20 dim-0 vars, 8 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-11-28 10:35:01,163 INFO L202 ElimStorePlain]: Needed 20 recursive calls to eliminate 28 variables, input treesize:618, output treesize:60 [2018-11-28 10:35:01,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:35:01,309 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:35:01,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 21] total 38 [2018-11-28 10:35:01,310 INFO L459 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-11-28 10:35:01,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-11-28 10:35:01,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1356, Unknown=0, NotChecked=0, Total=1482 [2018-11-28 10:35:01,310 INFO L87 Difference]: Start difference. First operand 166 states and 198 transitions. Second operand 39 states. [2018-11-28 10:35:03,667 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 145 [2018-11-28 10:35:04,018 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2018-11-28 10:35:04,575 WARN L180 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 265 [2018-11-28 10:35:05,469 WARN L180 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 264 [2018-11-28 10:35:06,070 WARN L180 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 274 [2018-11-28 10:35:06,361 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 206 [2018-11-28 10:35:09,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:35:09,116 INFO L93 Difference]: Finished difference Result 349 states and 399 transitions. [2018-11-28 10:35:09,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-11-28 10:35:09,116 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 39 [2018-11-28 10:35:09,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:35:09,117 INFO L225 Difference]: With dead ends: 349 [2018-11-28 10:35:09,118 INFO L226 Difference]: Without dead ends: 349 [2018-11-28 10:35:09,119 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 18 SyntacticMatches, 7 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1078 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=528, Invalid=3632, Unknown=0, NotChecked=0, Total=4160 [2018-11-28 10:35:09,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2018-11-28 10:35:09,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 184. [2018-11-28 10:35:09,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-11-28 10:35:09,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 220 transitions. [2018-11-28 10:35:09,122 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 220 transitions. Word has length 39 [2018-11-28 10:35:09,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:35:09,122 INFO L480 AbstractCegarLoop]: Abstraction has 184 states and 220 transitions. [2018-11-28 10:35:09,122 INFO L481 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-11-28 10:35:09,122 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 220 transitions. [2018-11-28 10:35:09,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-28 10:35:09,122 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:35:09,123 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:35:09,123 INFO L423 AbstractCegarLoop]: === Iteration 17 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:35:09,123 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:35:09,123 INFO L82 PathProgramCache]: Analyzing trace with hash -601385696, now seen corresponding path program 1 times [2018-11-28 10:35:09,123 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:35:09,123 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:35:09,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:09,124 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:35:09,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:35:09,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:35:09,482 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:35:09,482 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:35:09,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:35:09,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:35:09,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:35:09,536 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,537 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,539 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:35:09,539 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,546 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,546 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-11-28 10:35:09,568 INFO L478 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 11 treesize of output 8 [2018-11-28 10:35:09,570 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:35:09,571 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,574 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,586 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2018-11-28 10:35:09,646 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,648 INFO L478 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 0 case distinctions, treesize of input 44 treesize of output 45 [2018-11-28 10:35:09,651 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:35:09,651 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,655 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,660 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,660 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:49, output treesize:30 [2018-11-28 10:35:09,662 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,665 INFO L478 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 0 case distinctions, treesize of input 38 treesize of output 39 [2018-11-28 10:35:09,667 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:09,667 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,673 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,679 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,679 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:43, output treesize:39 [2018-11-28 10:35:09,699 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,699 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,700 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,700 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-28 10:35:09,701 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,705 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,706 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:37 [2018-11-28 10:35:09,726 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,735 INFO L478 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 0 case distinctions, treesize of input 44 treesize of output 43 [2018-11-28 10:35:09,737 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,739 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-11-28 10:35:09,739 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,747 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,755 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,755 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:50 [2018-11-28 10:35:09,838 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,839 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,844 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 89 [2018-11-28 10:35:09,846 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:35:09,846 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,855 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,862 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:09,862 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:89, output treesize:62 [2018-11-28 10:35:09,888 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,889 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,894 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 83 [2018-11-28 10:35:09,897 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:09,897 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,908 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,917 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:09,917 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:83, output treesize:71 [2018-11-28 10:35:09,953 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 76 [2018-11-28 10:35:09,955 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:09,956 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 39 [2018-11-28 10:35:09,956 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,964 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:09,972 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:09,972 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:103, output treesize:91 [2018-11-28 10:35:10,011 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 16 treesize of output 15 [2018-11-28 10:35:10,011 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:10,023 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:35:10,023 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:10,033 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:10,034 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:103, output treesize:101 [2018-11-28 10:35:10,124 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 102 treesize of output 116 [2018-11-28 10:35:10,124 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-28 10:35:10,146 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 102 treesize of output 92 [2018-11-28 10:35:10,147 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:35:10,615 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 99 treesize of output 98 [2018-11-28 10:35:10,616 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:10,795 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:10,803 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 73 [2018-11-28 10:35:10,804 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:35:11,645 INFO L267 ElimStorePlain]: Start of recursive call 2: 7 dim-0 vars, 8 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2018-11-28 10:35:11,786 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 21 dim-0 vars, and 8 xjuncts. [2018-11-28 10:35:11,786 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:112, output treesize:756 [2018-11-28 10:35:12,015 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 127 treesize of output 139 [2018-11-28 10:35:12,015 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-28 10:35:12,027 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:12,036 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 125 treesize of output 110 [2018-11-28 10:35:12,037 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:35:12,604 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:13,359 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:14,896 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:15,273 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:15,274 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:15,287 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 105 treesize of output 121 [2018-11-28 10:35:15,288 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 4 xjuncts. [2018-11-28 10:35:15,663 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:15,664 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:15,679 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 86 treesize of output 99 [2018-11-28 10:35:15,680 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-11-28 10:35:16,050 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:16,051 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 122 treesize of output 114 [2018-11-28 10:35:16,051 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:16,765 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:17,007 INFO L267 ElimStorePlain]: Start of recursive call 2: 14 dim-1 vars, End of recursive call: 6 dim-0 vars, and 11 xjuncts. [2018-11-28 10:35:17,441 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 94 [2018-11-28 10:35:17,443 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:17,445 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 18 [2018-11-28 10:35:17,445 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:17,454 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:17,824 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 89 [2018-11-28 10:35:17,826 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:17,827 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:35:17,827 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:17,838 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:18,113 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 3 dim-2 vars, End of recursive call: 41 dim-0 vars, and 13 xjuncts. [2018-11-28 10:35:18,113 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 13 variables, input treesize:333, output treesize:1318 [2018-11-28 10:35:18,669 WARN L180 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 371 DAG size of output: 147 [2018-11-28 10:35:18,808 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 85 treesize of output 78 [2018-11-28 10:35:18,808 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:18,899 INFO L478 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 116 [2018-11-28 10:35:18,900 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-28 10:35:18,995 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 92 [2018-11-28 10:35:18,996 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:19,094 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 62 [2018-11-28 10:35:19,095 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:19,180 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 83 treesize of output 76 [2018-11-28 10:35:19,180 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:19,261 INFO L267 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 5 dim-1 vars, End of recursive call: 19 dim-0 vars, and 6 xjuncts. [2018-11-28 10:35:19,261 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 20 variables, input treesize:464, output treesize:514 [2018-11-28 10:35:19,456 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 111 [2018-11-28 10:35:19,467 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 53 [2018-11-28 10:35:19,468 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:35:19,468 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:19,479 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:19,479 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:35:19,480 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:19,486 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 25 treesize of output 14 [2018-11-28 10:35:19,486 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:19,492 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:19,544 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 60 [2018-11-28 10:35:19,546 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:35:19,546 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:19,555 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:19,556 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 22 [2018-11-28 10:35:19,556 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:19,564 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 25 treesize of output 14 [2018-11-28 10:35:19,564 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:19,570 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:19,580 INFO L267 ElimStorePlain]: Start of recursive call 1: 19 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:35:19,581 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 23 variables, input treesize:339, output treesize:21 [2018-11-28 10:35:19,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:35:19,621 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:35:19,621 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 20] total 35 [2018-11-28 10:35:19,621 INFO L459 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-11-28 10:35:19,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-11-28 10:35:19,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=1150, Unknown=0, NotChecked=0, Total=1260 [2018-11-28 10:35:19,621 INFO L87 Difference]: Start difference. First operand 184 states and 220 transitions. Second operand 36 states. [2018-11-28 10:35:20,739 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 145 [2018-11-28 10:35:21,193 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 162 [2018-11-28 10:35:22,030 WARN L180 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2018-11-28 10:35:25,213 WARN L180 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 247 DAG size of output: 244 [2018-11-28 10:35:26,553 WARN L180 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 250 DAG size of output: 247 [2018-11-28 10:35:27,293 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 159 [2018-11-28 10:35:28,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:35:28,122 INFO L93 Difference]: Finished difference Result 302 states and 342 transitions. [2018-11-28 10:35:28,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-11-28 10:35:28,122 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 39 [2018-11-28 10:35:28,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:35:28,123 INFO L225 Difference]: With dead ends: 302 [2018-11-28 10:35:28,124 INFO L226 Difference]: Without dead ends: 302 [2018-11-28 10:35:28,124 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 22 SyntacticMatches, 7 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1076 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=614, Invalid=3418, Unknown=0, NotChecked=0, Total=4032 [2018-11-28 10:35:28,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2018-11-28 10:35:28,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 183. [2018-11-28 10:35:28,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-11-28 10:35:28,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 218 transitions. [2018-11-28 10:35:28,128 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 218 transitions. Word has length 39 [2018-11-28 10:35:28,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:35:28,128 INFO L480 AbstractCegarLoop]: Abstraction has 183 states and 218 transitions. [2018-11-28 10:35:28,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-11-28 10:35:28,128 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 218 transitions. [2018-11-28 10:35:28,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-28 10:35:28,129 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:35:28,129 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:35:28,129 INFO L423 AbstractCegarLoop]: === Iteration 18 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:35:28,129 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:35:28,129 INFO L82 PathProgramCache]: Analyzing trace with hash -1377064969, now seen corresponding path program 1 times [2018-11-28 10:35:28,129 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:35:28,129 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:35:28,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:28,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:35:28,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:35:28,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:35:28,318 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:35:28,318 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:35:28,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:35:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:35:28,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:35:28,355 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,356 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,356 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:35:28,357 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,361 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,361 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:19 [2018-11-28 10:35:28,373 INFO L478 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 11 treesize of output 8 [2018-11-28 10:35:28,374 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:35:28,374 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,375 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,380 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,380 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:30, output treesize:31 [2018-11-28 10:35:28,420 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,432 INFO L478 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 0 case distinctions, treesize of input 52 treesize of output 53 [2018-11-28 10:35:28,434 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:35:28,434 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,451 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,457 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,457 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:57, output treesize:38 [2018-11-28 10:35:28,460 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,462 INFO L478 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 0 case distinctions, treesize of input 46 treesize of output 47 [2018-11-28 10:35:28,464 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:28,464 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,471 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,477 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,477 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:47 [2018-11-28 10:35:28,499 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,500 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,501 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,501 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-28 10:35:28,502 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,509 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,509 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:45 [2018-11-28 10:35:28,527 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,530 INFO L478 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 0 case distinctions, treesize of input 52 treesize of output 51 [2018-11-28 10:35:28,532 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,533 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-11-28 10:35:28,533 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,543 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,552 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,552 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:56, output treesize:53 [2018-11-28 10:35:28,617 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,617 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,623 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 88 [2018-11-28 10:35:28,625 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:35:28,625 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,634 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,641 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:28,641 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:88, output treesize:61 [2018-11-28 10:35:28,664 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,666 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,671 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 82 [2018-11-28 10:35:28,673 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:28,673 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,684 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,693 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:28,693 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:82, output treesize:70 [2018-11-28 10:35:28,731 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 75 [2018-11-28 10:35:28,733 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,733 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 39 [2018-11-28 10:35:28,734 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,743 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,751 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:28,751 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:102, output treesize:90 [2018-11-28 10:35:28,826 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 78 [2018-11-28 10:35:28,828 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,828 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 105 [2018-11-28 10:35:28,828 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,838 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,847 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:28,847 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:103, output treesize:99 [2018-11-28 10:35:28,883 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 63 [2018-11-28 10:35:28,885 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,886 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2018-11-28 10:35:28,886 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,894 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 15 [2018-11-28 10:35:28,894 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,900 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:28,900 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:35:28,900 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,903 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,905 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:28,905 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:106, output treesize:4 [2018-11-28 10:35:28,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:35:28,934 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:35:28,934 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 18] total 30 [2018-11-28 10:35:28,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-11-28 10:35:28,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-11-28 10:35:28,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=769, Unknown=0, NotChecked=0, Total=870 [2018-11-28 10:35:28,934 INFO L87 Difference]: Start difference. First operand 183 states and 218 transitions. Second operand 30 states. [2018-11-28 10:35:30,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:35:30,268 INFO L93 Difference]: Finished difference Result 234 states and 263 transitions. [2018-11-28 10:35:30,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-11-28 10:35:30,268 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 40 [2018-11-28 10:35:30,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:35:30,269 INFO L225 Difference]: With dead ends: 234 [2018-11-28 10:35:30,269 INFO L226 Difference]: Without dead ends: 234 [2018-11-28 10:35:30,270 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 26 SyntacticMatches, 6 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 605 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=354, Invalid=1902, Unknown=0, NotChecked=0, Total=2256 [2018-11-28 10:35:30,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2018-11-28 10:35:30,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 182. [2018-11-28 10:35:30,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-11-28 10:35:30,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 216 transitions. [2018-11-28 10:35:30,274 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 216 transitions. Word has length 40 [2018-11-28 10:35:30,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:35:30,276 INFO L480 AbstractCegarLoop]: Abstraction has 182 states and 216 transitions. [2018-11-28 10:35:30,276 INFO L481 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-11-28 10:35:30,276 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 216 transitions. [2018-11-28 10:35:30,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-28 10:35:30,276 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:35:30,276 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:35:30,277 INFO L423 AbstractCegarLoop]: === Iteration 19 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:35:30,277 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:35:30,277 INFO L82 PathProgramCache]: Analyzing trace with hash 1370153262, now seen corresponding path program 1 times [2018-11-28 10:35:30,277 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:35:30,277 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:35:30,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:30,278 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:35:30,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:35:30,912 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:35:30,912 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:35:30,912 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:35:30,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:35:30,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:35:30,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:35:30,977 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:35:30,977 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:30,984 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:30,985 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:30,985 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:35:30,985 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:30,991 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:30,991 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2018-11-28 10:35:31,009 INFO L478 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 11 treesize of output 8 [2018-11-28 10:35:31,010 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:35:31,010 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,012 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,019 INFO L478 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 11 treesize of output 8 [2018-11-28 10:35:31,020 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:35:31,020 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,022 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,027 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,027 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:39 [2018-11-28 10:35:31,111 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-11-28 10:35:31,111 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,126 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,129 INFO L478 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 0 case distinctions, treesize of input 44 treesize of output 45 [2018-11-28 10:35:31,130 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:35:31,130 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,134 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,143 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,145 INFO L478 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 0 case distinctions, treesize of input 34 treesize of output 39 [2018-11-28 10:35:31,147 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 20 treesize of output 19 [2018-11-28 10:35:31,147 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,150 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,156 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,156 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 3 variables, input treesize:98, output treesize:44 [2018-11-28 10:35:31,179 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,181 INFO L478 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 0 case distinctions, treesize of input 38 treesize of output 39 [2018-11-28 10:35:31,183 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:31,183 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,188 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,202 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,205 INFO L478 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 0 case distinctions, treesize of input 28 treesize of output 33 [2018-11-28 10:35:31,206 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:35:31,206 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,210 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,218 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,218 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:70, output treesize:66 [2018-11-28 10:35:31,245 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,245 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,246 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,246 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-28 10:35:31,247 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,255 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,255 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:64 [2018-11-28 10:35:31,282 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,285 INFO L478 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 0 case distinctions, treesize of input 57 treesize of output 56 [2018-11-28 10:35:31,287 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,288 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 27 [2018-11-28 10:35:31,288 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,296 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,312 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 56 [2018-11-28 10:35:31,315 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,316 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 35 [2018-11-28 10:35:31,317 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,325 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,335 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,335 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:89, output treesize:80 [2018-11-28 10:35:31,415 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,416 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,421 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 113 [2018-11-28 10:35:31,423 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:35:31,423 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,432 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,443 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,447 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 109 [2018-11-28 10:35:31,449 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:35:31,449 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,457 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,464 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,464 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:139, output treesize:89 [2018-11-28 10:35:31,485 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,486 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,491 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 107 [2018-11-28 10:35:31,493 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:31,493 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,504 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,517 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,521 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 107 [2018-11-28 10:35:31,523 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:31,524 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,533 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,543 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,543 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:127, output treesize:95 [2018-11-28 10:35:31,595 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 144 [2018-11-28 10:35:31,600 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,601 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:35:31,601 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,622 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,653 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 156 [2018-11-28 10:35:31,656 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,657 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:35:31,658 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,672 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,686 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:31,687 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:198, output treesize:166 [2018-11-28 10:35:31,820 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 151 [2018-11-28 10:35:31,823 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,824 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 150 treesize of output 173 [2018-11-28 10:35:31,824 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,843 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,869 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 135 [2018-11-28 10:35:31,871 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:31,873 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 149 treesize of output 174 [2018-11-28 10:35:31,873 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,887 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:31,902 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:31,902 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:192, output treesize:184 [2018-11-28 10:35:32,219 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:32,222 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 146 [2018-11-28 10:35:32,224 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:32,225 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:35:32,225 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:32,239 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:32,240 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 55 [2018-11-28 10:35:32,241 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:32,254 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:32,255 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 41 [2018-11-28 10:35:32,255 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:32,264 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:32,279 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 60 [2018-11-28 10:35:32,281 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 3 [2018-11-28 10:35:32,281 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:32,291 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:32,291 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-11-28 10:35:32,291 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:32,297 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:32,297 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:35:32,298 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:32,301 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:32,306 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:32,307 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 5 variables, input treesize:224, output treesize:7 [2018-11-28 10:35:32,350 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:35:32,366 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:35:32,366 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 43 [2018-11-28 10:35:32,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-11-28 10:35:32,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-11-28 10:35:32,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1657, Unknown=2, NotChecked=0, Total=1806 [2018-11-28 10:35:32,367 INFO L87 Difference]: Start difference. First operand 182 states and 216 transitions. Second operand 43 states. [2018-11-28 10:35:35,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:35:35,394 INFO L93 Difference]: Finished difference Result 210 states and 233 transitions. [2018-11-28 10:35:35,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-28 10:35:35,394 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 43 [2018-11-28 10:35:35,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:35:35,395 INFO L225 Difference]: With dead ends: 210 [2018-11-28 10:35:35,395 INFO L226 Difference]: Without dead ends: 210 [2018-11-28 10:35:35,396 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 22 SyntacticMatches, 4 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1406 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=529, Invalid=4159, Unknown=4, NotChecked=0, Total=4692 [2018-11-28 10:35:35,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2018-11-28 10:35:35,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 187. [2018-11-28 10:35:35,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-11-28 10:35:35,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 221 transitions. [2018-11-28 10:35:35,400 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 221 transitions. Word has length 43 [2018-11-28 10:35:35,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:35:35,400 INFO L480 AbstractCegarLoop]: Abstraction has 187 states and 221 transitions. [2018-11-28 10:35:35,400 INFO L481 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-11-28 10:35:35,400 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 221 transitions. [2018-11-28 10:35:35,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-28 10:35:35,401 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:35:35,401 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:35:35,401 INFO L423 AbstractCegarLoop]: === Iteration 20 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:35:35,401 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:35:35,401 INFO L82 PathProgramCache]: Analyzing trace with hash -1611310840, now seen corresponding path program 1 times [2018-11-28 10:35:35,401 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:35:35,401 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:35:35,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:35,402 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:35:35,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:35,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:35:35,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:35:35,725 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:35:35,725 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2018-11-28 10:35:35,725 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-28 10:35:35,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-28 10:35:35,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2018-11-28 10:35:35,725 INFO L87 Difference]: Start difference. First operand 187 states and 221 transitions. Second operand 18 states. [2018-11-28 10:35:36,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:35:36,692 INFO L93 Difference]: Finished difference Result 244 states and 279 transitions. [2018-11-28 10:35:36,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-11-28 10:35:36,694 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 43 [2018-11-28 10:35:36,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:35:36,695 INFO L225 Difference]: With dead ends: 244 [2018-11-28 10:35:36,695 INFO L226 Difference]: Without dead ends: 244 [2018-11-28 10:35:36,695 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 3 SyntacticMatches, 7 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=312, Invalid=948, Unknown=0, NotChecked=0, Total=1260 [2018-11-28 10:35:36,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-11-28 10:35:36,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 191. [2018-11-28 10:35:36,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-11-28 10:35:36,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 225 transitions. [2018-11-28 10:35:36,699 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 225 transitions. Word has length 43 [2018-11-28 10:35:36,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:35:36,699 INFO L480 AbstractCegarLoop]: Abstraction has 191 states and 225 transitions. [2018-11-28 10:35:36,699 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-28 10:35:36,699 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 225 transitions. [2018-11-28 10:35:36,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-28 10:35:36,700 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:35:36,700 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:35:36,700 INFO L423 AbstractCegarLoop]: === Iteration 21 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:35:36,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:35:36,700 INFO L82 PathProgramCache]: Analyzing trace with hash 564430951, now seen corresponding path program 2 times [2018-11-28 10:35:36,700 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:35:36,700 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:35:36,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:36,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:35:36,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:35:37,208 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:35:37,208 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:35:37,208 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:35:37,214 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 10:35:37,355 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-28 10:35:37,355 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 10:35:37,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:35:37,363 INFO L478 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 13 treesize of output 10 [2018-11-28 10:35:37,365 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:37,365 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,366 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,369 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,369 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2018-11-28 10:35:37,397 INFO L478 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 29 treesize of output 24 [2018-11-28 10:35:37,399 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:37,403 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 18 [2018-11-28 10:35:37,403 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,406 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,409 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,409 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:37, output treesize:18 [2018-11-28 10:35:37,411 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:37,412 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:37,412 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:35:37,413 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,419 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,419 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-11-28 10:35:37,450 INFO L478 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 11 treesize of output 8 [2018-11-28 10:35:37,452 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:35:37,452 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,454 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,464 INFO L478 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 20 [2018-11-28 10:35:37,466 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:37,467 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 16 [2018-11-28 10:35:37,468 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,470 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,477 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,477 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:53, output treesize:35 [2018-11-28 10:35:37,512 INFO L478 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 25 treesize of output 19 [2018-11-28 10:35:37,513 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 19 treesize of output 10 [2018-11-28 10:35:37,513 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,516 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,521 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,521 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:42, output treesize:27 [2018-11-28 10:35:37,586 INFO L478 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 0 case distinctions, treesize of input 23 treesize of output 24 [2018-11-28 10:35:37,588 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:37,588 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,593 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,600 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,600 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:40, output treesize:36 [2018-11-28 10:35:37,640 INFO L478 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 0 case distinctions, treesize of input 38 treesize of output 37 [2018-11-28 10:35:37,642 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:37,647 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 18 [2018-11-28 10:35:37,647 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,652 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,658 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,659 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:55, output treesize:36 [2018-11-28 10:35:37,661 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:37,662 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:37,663 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:37,664 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 34 [2018-11-28 10:35:37,664 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,674 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,674 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:49 [2018-11-28 10:35:37,721 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 33 [2018-11-28 10:35:37,723 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:37,725 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 16 [2018-11-28 10:35:37,725 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,729 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,741 INFO L478 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 11 treesize of output 8 [2018-11-28 10:35:37,743 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:35:37,743 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,745 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,754 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,755 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:75, output treesize:61 [2018-11-28 10:35:37,791 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 25 [2018-11-28 10:35:37,793 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 25 treesize of output 14 [2018-11-28 10:35:37,793 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,796 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,805 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:37,805 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:68, output treesize:49 [2018-11-28 10:35:37,883 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 41 [2018-11-28 10:35:37,885 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:37,885 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,890 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,900 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:37,900 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:62, output treesize:58 [2018-11-28 10:35:37,947 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 54 [2018-11-28 10:35:37,949 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:37,950 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 18 [2018-11-28 10:35:37,951 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,957 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,967 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:37,967 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:77, output treesize:58 [2018-11-28 10:35:37,974 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 50 [2018-11-28 10:35:37,976 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:37,977 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 16 [2018-11-28 10:35:37,977 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,983 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:37,993 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:37,994 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:73, output treesize:58 [2018-11-28 10:35:38,039 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:38,040 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:38,041 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:38,041 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:38,042 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 25 [2018-11-28 10:35:38,042 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:38,052 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:38,052 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:63, output treesize:55 [2018-11-28 10:35:38,096 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 64 [2018-11-28 10:35:38,101 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 1 [2018-11-28 10:35:38,101 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:38,109 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:38,118 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:38,119 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:70, output treesize:55 [2018-11-28 10:35:38,129 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 62 [2018-11-28 10:35:38,130 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:38,130 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:38,139 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:38,150 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:38,151 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:68, output treesize:64 [2018-11-28 10:35:38,273 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 65 [2018-11-28 10:35:38,274 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-11-28 10:35:38,274 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:38,285 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-11-28 10:35:38,285 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:38,291 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-11-28 10:35:38,291 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:38,297 INFO L478 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 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 10 [2018-11-28 10:35:38,298 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-11-28 10:35:38,301 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:35:38,313 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:35:38,313 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:80, output treesize:24 [2018-11-28 10:35:38,371 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-28 10:35:38,386 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 10:35:38,386 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [21] imperfect sequences [23] total 42 [2018-11-28 10:35:38,386 INFO L459 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-11-28 10:35:38,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-11-28 10:35:38,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1565, Unknown=0, NotChecked=0, Total=1722 [2018-11-28 10:35:38,387 INFO L87 Difference]: Start difference. First operand 191 states and 225 transitions. Second operand 42 states. [2018-11-28 10:35:42,529 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 117 [2018-11-28 10:35:44,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:35:44,475 INFO L93 Difference]: Finished difference Result 332 states and 369 transitions. [2018-11-28 10:35:44,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-11-28 10:35:44,475 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 44 [2018-11-28 10:35:44,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:35:44,476 INFO L225 Difference]: With dead ends: 332 [2018-11-28 10:35:44,476 INFO L226 Difference]: Without dead ends: 331 [2018-11-28 10:35:44,476 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 26 SyntacticMatches, 3 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1178 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=722, Invalid=4390, Unknown=0, NotChecked=0, Total=5112 [2018-11-28 10:35:44,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2018-11-28 10:35:44,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 205. [2018-11-28 10:35:44,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-11-28 10:35:44,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 241 transitions. [2018-11-28 10:35:44,479 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 241 transitions. Word has length 44 [2018-11-28 10:35:44,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:35:44,479 INFO L480 AbstractCegarLoop]: Abstraction has 205 states and 241 transitions. [2018-11-28 10:35:44,479 INFO L481 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-11-28 10:35:44,479 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 241 transitions. [2018-11-28 10:35:44,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-28 10:35:44,480 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:35:44,480 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:35:44,480 INFO L423 AbstractCegarLoop]: === Iteration 22 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:35:44,480 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:35:44,480 INFO L82 PathProgramCache]: Analyzing trace with hash 665105138, now seen corresponding path program 1 times [2018-11-28 10:35:44,480 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:35:44,480 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:35:44,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:44,481 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 10:35:44,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:35:44,921 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:35:44,921 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:35:44,921 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:35:44,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:35:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:35:44,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:35:44,964 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:44,965 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:44,965 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:35:44,965 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:44,969 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:44,969 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-11-28 10:35:44,987 INFO L478 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 11 treesize of output 8 [2018-11-28 10:35:44,988 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:35:44,988 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:44,989 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,002 INFO L478 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 11 treesize of output 8 [2018-11-28 10:35:45,003 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:35:45,004 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,005 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,010 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,010 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:37, output treesize:23 [2018-11-28 10:35:45,074 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,078 INFO L478 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 0 case distinctions, treesize of input 27 treesize of output 32 [2018-11-28 10:35:45,080 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 20 treesize of output 19 [2018-11-28 10:35:45,081 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,093 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,101 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,104 INFO L478 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 0 case distinctions, treesize of input 44 treesize of output 45 [2018-11-28 10:35:45,106 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:35:45,106 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,110 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,115 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,115 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:37 [2018-11-28 10:35:45,118 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,121 INFO L478 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 0 case distinctions, treesize of input 21 treesize of output 26 [2018-11-28 10:35:45,123 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:35:45,123 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,127 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,136 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,139 INFO L478 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 0 case distinctions, treesize of input 51 treesize of output 52 [2018-11-28 10:35:45,140 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:45,140 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,147 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,154 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,154 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:63, output treesize:59 [2018-11-28 10:35:45,182 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,183 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,184 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,184 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-11-28 10:35:45,184 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,196 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:70, output treesize:76 [2018-11-28 10:35:45,230 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,233 INFO L478 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 0 case distinctions, treesize of input 66 treesize of output 65 [2018-11-28 10:35:45,235 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,236 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 27 [2018-11-28 10:35:45,236 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,250 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,270 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 49 [2018-11-28 10:35:45,272 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,273 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 35 [2018-11-28 10:35:45,274 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,280 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,294 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,294 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:103, output treesize:96 [2018-11-28 10:35:45,399 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,400 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,406 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 135 [2018-11-28 10:35:45,409 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:35:45,409 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,421 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,437 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,442 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 123 [2018-11-28 10:35:45,444 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:35:45,444 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,453 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,463 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,463 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:163, output treesize:101 [2018-11-28 10:35:45,492 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,493 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,500 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 129 [2018-11-28 10:35:45,502 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:45,503 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,519 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,537 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,538 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,543 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 133 [2018-11-28 10:35:45,545 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:45,545 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,558 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,573 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,573 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:151, output treesize:131 [2018-11-28 10:35:45,631 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 166 [2018-11-28 10:35:45,633 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,634 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:35:45,634 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,654 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,684 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 184 treesize of output 166 [2018-11-28 10:35:45,687 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,688 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:35:45,688 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,711 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,728 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:45,728 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:222, output treesize:190 [2018-11-28 10:35:45,791 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:35:45,791 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,846 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,848 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,850 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,853 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:45,854 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 115 [2018-11-28 10:35:45,855 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,888 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:45,888 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:207, output treesize:228 [2018-11-28 10:35:45,964 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 220 treesize of output 187 [2018-11-28 10:35:45,967 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:35:45,967 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:45,989 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,026 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 203 [2018-11-28 10:35:46,028 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:35:46,029 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,046 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,072 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:46,072 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:250, output treesize:242 [2018-11-28 10:35:46,153 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 200 [2018-11-28 10:35:46,156 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:46,158 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:35:46,158 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,181 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,224 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 216 [2018-11-28 10:35:46,227 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:46,228 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:35:46,228 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,247 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,274 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:46,274 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:280, output treesize:242 [2018-11-28 10:35:46,411 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-28 10:35:46,411 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,438 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:46,438 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:249, output treesize:237 [2018-11-28 10:35:46,507 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 177 [2018-11-28 10:35:46,509 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-11-28 10:35:46,509 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,528 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:46,528 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:35:46,528 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,542 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:35:46,542 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,553 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 99 [2018-11-28 10:35:46,553 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,562 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,581 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:46,581 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:254, output treesize:155 [2018-11-28 10:35:46,695 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 85 [2018-11-28 10:35:46,698 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 28 treesize of output 20 [2018-11-28 10:35:46,698 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:46,713 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:46,713 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:35:46,713 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,725 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:35:46,725 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,735 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:46,736 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 24 [2018-11-28 10:35:46,736 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:46,743 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:46,752 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:46,753 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:159, output treesize:45 [2018-11-28 10:35:46,841 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:35:46,855 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:35:46,855 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22] total 45 [2018-11-28 10:35:46,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-11-28 10:35:46,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-11-28 10:35:46,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=1874, Unknown=0, NotChecked=0, Total=2070 [2018-11-28 10:35:46,856 INFO L87 Difference]: Start difference. First operand 205 states and 241 transitions. Second operand 46 states. [2018-11-28 10:35:50,734 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2018-11-28 10:35:51,077 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 143 [2018-11-28 10:35:57,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:35:57,123 INFO L93 Difference]: Finished difference Result 502 states and 552 transitions. [2018-11-28 10:35:57,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-11-28 10:35:57,123 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 45 [2018-11-28 10:35:57,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:35:57,125 INFO L225 Difference]: With dead ends: 502 [2018-11-28 10:35:57,125 INFO L226 Difference]: Without dead ends: 502 [2018-11-28 10:35:57,126 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 24 SyntacticMatches, 3 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2755 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1299, Invalid=7257, Unknown=0, NotChecked=0, Total=8556 [2018-11-28 10:35:57,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2018-11-28 10:35:57,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 234. [2018-11-28 10:35:57,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-11-28 10:35:57,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 279 transitions. [2018-11-28 10:35:57,130 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 279 transitions. Word has length 45 [2018-11-28 10:35:57,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:35:57,130 INFO L480 AbstractCegarLoop]: Abstraction has 234 states and 279 transitions. [2018-11-28 10:35:57,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-11-28 10:35:57,130 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 279 transitions. [2018-11-28 10:35:57,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-28 10:35:57,131 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:35:57,131 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:35:57,131 INFO L423 AbstractCegarLoop]: === Iteration 23 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:35:57,131 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:35:57,131 INFO L82 PathProgramCache]: Analyzing trace with hash -1993654822, now seen corresponding path program 1 times [2018-11-28 10:35:57,131 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:35:57,131 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:35:57,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:57,132 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:35:57,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:35:57,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:35:57,769 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:35:57,770 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:35:57,770 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:35:57,777 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:35:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:35:57,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:35:57,816 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:57,817 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:57,817 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:35:57,817 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,825 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:35:57,825 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,829 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,829 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2018-11-28 10:35:57,847 INFO L478 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 11 treesize of output 8 [2018-11-28 10:35:57,848 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:35:57,848 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,850 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,857 INFO L478 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 11 treesize of output 8 [2018-11-28 10:35:57,859 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:35:57,859 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,860 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,865 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,865 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:39 [2018-11-28 10:35:57,928 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-11-28 10:35:57,928 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,941 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:57,943 INFO L478 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 0 case distinctions, treesize of input 34 treesize of output 39 [2018-11-28 10:35:57,945 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 20 treesize of output 19 [2018-11-28 10:35:57,945 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,949 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,958 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:57,960 INFO L478 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 0 case distinctions, treesize of input 44 treesize of output 45 [2018-11-28 10:35:57,961 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:35:57,962 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,965 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,971 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:57,971 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 3 variables, input treesize:98, output treesize:44 [2018-11-28 10:35:57,994 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:57,996 INFO L478 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 0 case distinctions, treesize of input 28 treesize of output 33 [2018-11-28 10:35:57,998 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:35:57,998 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,002 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,012 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,015 INFO L478 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 0 case distinctions, treesize of input 51 treesize of output 52 [2018-11-28 10:35:58,016 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:58,016 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,022 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,030 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,030 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:70, output treesize:66 [2018-11-28 10:35:58,056 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,057 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,062 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,063 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-28 10:35:58,063 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,073 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,073 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:64 [2018-11-28 10:35:58,105 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 45 [2018-11-28 10:35:58,107 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,109 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 35 [2018-11-28 10:35:58,109 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,117 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,131 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,134 INFO L478 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 0 case distinctions, treesize of input 72 treesize of output 71 [2018-11-28 10:35:58,136 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,137 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 27 [2018-11-28 10:35:58,137 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,146 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,157 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,157 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:94, output treesize:85 [2018-11-28 10:35:58,240 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,241 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,246 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 122 [2018-11-28 10:35:58,248 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:35:58,248 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,258 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,270 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,274 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 109 [2018-11-28 10:35:58,276 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:35:58,276 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,284 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,292 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,292 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:148, output treesize:98 [2018-11-28 10:35:58,315 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,316 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,322 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 116 [2018-11-28 10:35:58,324 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:58,324 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,335 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,349 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,354 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 103 [2018-11-28 10:35:58,355 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:35:58,356 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,365 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,375 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,376 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:136, output treesize:116 [2018-11-28 10:35:58,416 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 200 treesize of output 153 [2018-11-28 10:35:58,423 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,423 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:35:58,423 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,439 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,460 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 156 [2018-11-28 10:35:58,462 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,463 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:35:58,463 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,475 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,488 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:58,488 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:207, output treesize:175 [2018-11-28 10:35:58,530 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,531 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:35:58,531 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-11-28 10:35:58,531 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,553 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:35:58,553 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:58,567 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:58,568 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:186, output treesize:179 [2018-11-28 10:35:58,638 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 178 treesize of output 169 [2018-11-28 10:35:58,649 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 170 treesize of output 156 [2018-11-28 10:35:58,650 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:35:58,900 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 175 treesize of output 174 [2018-11-28 10:35:58,900 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:59,024 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:35:59,078 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-28 10:35:59,148 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 180 [2018-11-28 10:35:59,151 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 145 treesize of output 126 [2018-11-28 10:35:59,151 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:59,170 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:59,195 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 192 treesize of output 194 [2018-11-28 10:35:59,200 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 209 treesize of output 208 [2018-11-28 10:35:59,201 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:59,374 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:59,377 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:35:59,382 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 141 [2018-11-28 10:35:59,384 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 97 [2018-11-28 10:35:59,384 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:59,400 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:35:59,465 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-11-28 10:35:59,465 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 3 variables, input treesize:201, output treesize:460 [2018-11-28 10:35:59,646 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 231 treesize of output 220 [2018-11-28 10:35:59,651 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 10:35:59,651 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:35:59,919 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:00,173 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:00,174 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:00,189 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 205 treesize of output 221 [2018-11-28 10:36:00,190 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 4 xjuncts. [2018-11-28 10:36:00,454 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:00,456 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 226 treesize of output 218 [2018-11-28 10:36:00,456 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:00,624 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:00,634 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 201 treesize of output 186 [2018-11-28 10:36:00,635 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:36:00,787 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 5 xjuncts. [2018-11-28 10:36:01,030 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 172 [2018-11-28 10:36:01,033 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:01,033 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:01,034 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:01,036 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 53 [2018-11-28 10:36:01,037 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:01,058 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:01,073 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 160 [2018-11-28 10:36:01,076 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:01,078 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2018-11-28 10:36:01,078 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:01,099 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:01,125 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 212 treesize of output 212 [2018-11-28 10:36:01,132 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:01,132 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:01,145 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 198 treesize of output 214 [2018-11-28 10:36:01,145 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 4 xjuncts. [2018-11-28 10:36:01,569 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:01,761 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:01,768 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 184 treesize of output 164 [2018-11-28 10:36:01,768 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-11-28 10:36:01,944 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:01,945 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 207 treesize of output 199 [2018-11-28 10:36:01,945 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:02,038 INFO L267 ElimStorePlain]: Start of recursive call 12: 5 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-28 10:36:02,048 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 264 treesize of output 223 [2018-11-28 10:36:02,051 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:02,059 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 183 treesize of output 176 [2018-11-28 10:36:02,060 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-11-28 10:36:02,119 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:36:02,128 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 160 [2018-11-28 10:36:02,130 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:02,131 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:02,131 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:36:02,133 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 27 [2018-11-28 10:36:02,133 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:02,149 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:02,437 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 134 [2018-11-28 10:36:02,439 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:02,440 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:36:02,440 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:02,458 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:02,654 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 116 [2018-11-28 10:36:02,656 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:02,657 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:36:02,657 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:02,671 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:02,829 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-2 vars, End of recursive call: 12 dim-0 vars, and 7 xjuncts. [2018-11-28 10:36:02,830 INFO L202 ElimStorePlain]: Needed 24 recursive calls to eliminate 9 variables, input treesize:372, output treesize:1047 [2018-11-28 10:36:03,081 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2018-11-28 10:36:03,220 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 113 treesize of output 106 [2018-11-28 10:36:03,220 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:03,298 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 200 treesize of output 201 [2018-11-28 10:36:03,298 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-28 10:36:03,400 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 129 [2018-11-28 10:36:03,401 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:03,504 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 109 treesize of output 102 [2018-11-28 10:36:03,504 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:03,596 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 4 dim-1 vars, End of recursive call: 11 dim-0 vars, and 5 xjuncts. [2018-11-28 10:36:03,596 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 12 variables, input treesize:571, output treesize:718 [2018-11-28 10:36:03,930 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 113 [2018-11-28 10:36:03,932 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:36:03,932 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:03,942 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:03,943 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 46 [2018-11-28 10:36:03,943 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:03,953 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 43 treesize of output 35 [2018-11-28 10:36:03,953 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:03,960 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:03,971 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 46 [2018-11-28 10:36:03,973 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:36:03,973 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:03,979 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 18 [2018-11-28 10:36:03,980 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:03,983 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-11-28 10:36:03,984 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:03,986 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:03,990 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:03,991 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 5 variables, input treesize:161, output treesize:7 [2018-11-28 10:36:04,026 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:36:04,041 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:36:04,041 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23] total 44 [2018-11-28 10:36:04,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-11-28 10:36:04,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-11-28 10:36:04,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1747, Unknown=3, NotChecked=0, Total=1892 [2018-11-28 10:36:04,042 INFO L87 Difference]: Start difference. First operand 234 states and 279 transitions. Second operand 44 states. [2018-11-28 10:36:05,613 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 156 [2018-11-28 10:36:06,116 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 172 [2018-11-28 10:36:06,790 WARN L180 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 250 [2018-11-28 10:36:07,629 WARN L180 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 248 [2018-11-28 10:36:08,403 WARN L180 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 282 [2018-11-28 10:36:08,741 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 206 [2018-11-28 10:36:09,507 WARN L180 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 210 [2018-11-28 10:36:10,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:36:10,404 INFO L93 Difference]: Finished difference Result 298 states and 337 transitions. [2018-11-28 10:36:10,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-11-28 10:36:10,405 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 49 [2018-11-28 10:36:10,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:36:10,405 INFO L225 Difference]: With dead ends: 298 [2018-11-28 10:36:10,406 INFO L226 Difference]: Without dead ends: 298 [2018-11-28 10:36:10,406 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 28 SyntacticMatches, 5 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1369 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=583, Invalid=4241, Unknown=6, NotChecked=0, Total=4830 [2018-11-28 10:36:10,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2018-11-28 10:36:10,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 234. [2018-11-28 10:36:10,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-11-28 10:36:10,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 278 transitions. [2018-11-28 10:36:10,410 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 278 transitions. Word has length 49 [2018-11-28 10:36:10,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:36:10,410 INFO L480 AbstractCegarLoop]: Abstraction has 234 states and 278 transitions. [2018-11-28 10:36:10,410 INFO L481 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-11-28 10:36:10,410 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 278 transitions. [2018-11-28 10:36:10,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-28 10:36:10,411 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:36:10,411 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:36:10,411 INFO L423 AbstractCegarLoop]: === Iteration 24 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:36:10,411 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:36:10,411 INFO L82 PathProgramCache]: Analyzing trace with hash 501991127, now seen corresponding path program 1 times [2018-11-28 10:36:10,411 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:36:10,411 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:36:10,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:36:10,412 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:36:10,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:36:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:36:10,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:36:10,474 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:36:10,474 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 10:36:10,474 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 10:36:10,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 10:36:10,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:36:10,475 INFO L87 Difference]: Start difference. First operand 234 states and 278 transitions. Second operand 7 states. [2018-11-28 10:36:10,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:36:10,699 INFO L93 Difference]: Finished difference Result 291 states and 344 transitions. [2018-11-28 10:36:10,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 10:36:10,700 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2018-11-28 10:36:10,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:36:10,700 INFO L225 Difference]: With dead ends: 291 [2018-11-28 10:36:10,701 INFO L226 Difference]: Without dead ends: 291 [2018-11-28 10:36:10,701 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-11-28 10:36:10,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-11-28 10:36:10,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 251. [2018-11-28 10:36:10,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-11-28 10:36:10,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 300 transitions. [2018-11-28 10:36:10,704 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 300 transitions. Word has length 50 [2018-11-28 10:36:10,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:36:10,704 INFO L480 AbstractCegarLoop]: Abstraction has 251 states and 300 transitions. [2018-11-28 10:36:10,704 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 10:36:10,705 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 300 transitions. [2018-11-28 10:36:10,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-28 10:36:10,705 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:36:10,705 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:36:10,705 INFO L423 AbstractCegarLoop]: === Iteration 25 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:36:10,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:36:10,706 INFO L82 PathProgramCache]: Analyzing trace with hash 501991128, now seen corresponding path program 1 times [2018-11-28 10:36:10,706 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:36:10,706 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:36:10,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:36:10,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:36:10,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:36:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:36:10,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:36:10,844 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:36:10,844 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 10:36:10,844 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 10:36:10,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 10:36:10,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-28 10:36:10,844 INFO L87 Difference]: Start difference. First operand 251 states and 300 transitions. Second operand 10 states. [2018-11-28 10:36:11,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:36:11,099 INFO L93 Difference]: Finished difference Result 300 states and 354 transitions. [2018-11-28 10:36:11,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 10:36:11,099 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 50 [2018-11-28 10:36:11,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:36:11,100 INFO L225 Difference]: With dead ends: 300 [2018-11-28 10:36:11,100 INFO L226 Difference]: Without dead ends: 300 [2018-11-28 10:36:11,100 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2018-11-28 10:36:11,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2018-11-28 10:36:11,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 251. [2018-11-28 10:36:11,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-11-28 10:36:11,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 299 transitions. [2018-11-28 10:36:11,103 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 299 transitions. Word has length 50 [2018-11-28 10:36:11,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:36:11,103 INFO L480 AbstractCegarLoop]: Abstraction has 251 states and 299 transitions. [2018-11-28 10:36:11,103 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 10:36:11,103 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 299 transitions. [2018-11-28 10:36:11,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-28 10:36:11,104 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:36:11,104 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:36:11,104 INFO L423 AbstractCegarLoop]: === Iteration 26 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:36:11,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:36:11,104 INFO L82 PathProgramCache]: Analyzing trace with hash 1596669397, now seen corresponding path program 1 times [2018-11-28 10:36:11,104 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:36:11,105 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:36:11,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:36:11,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:36:11,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:36:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:36:11,808 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-28 10:36:11,808 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:36:11,808 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:36:11,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:36:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:36:11,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:36:11,857 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:11,858 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:11,858 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:36:11,858 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:11,865 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:36:11,865 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:11,869 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:11,869 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:20 [2018-11-28 10:36:11,887 INFO L478 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 11 treesize of output 8 [2018-11-28 10:36:11,888 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:36:11,888 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:11,890 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:11,895 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:11,895 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:32 [2018-11-28 10:36:11,953 INFO L478 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 13 treesize of output 14 [2018-11-28 10:36:11,954 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:36:11,955 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:11,956 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:11,967 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:11,969 INFO L478 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 0 case distinctions, treesize of input 66 treesize of output 67 [2018-11-28 10:36:11,971 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:36:11,971 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:11,977 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:11,984 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:11,984 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:78, output treesize:59 [2018-11-28 10:36:12,012 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,015 INFO L478 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 0 case distinctions, treesize of input 60 treesize of output 61 [2018-11-28 10:36:12,016 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:36:12,016 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,024 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,038 INFO L478 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 0 case distinctions, treesize of input 33 treesize of output 35 [2018-11-28 10:36:12,040 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,041 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 41 [2018-11-28 10:36:12,041 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,045 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,053 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,053 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:98, output treesize:68 [2018-11-28 10:36:12,084 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,085 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,085 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,086 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-11-28 10:36:12,086 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,103 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 37 [2018-11-28 10:36:12,103 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,117 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,117 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:85, output treesize:90 [2018-11-28 10:36:12,157 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,161 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 77 [2018-11-28 10:36:12,164 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,165 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-11-28 10:36:12,166 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,179 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,204 INFO L478 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 0 case distinctions, treesize of input 29 treesize of output 31 [2018-11-28 10:36:12,206 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,207 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 35 [2018-11-28 10:36:12,208 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,212 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,228 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,228 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:124, output treesize:105 [2018-11-28 10:36:12,348 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,349 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,354 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 140 [2018-11-28 10:36:12,356 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:36:12,356 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,373 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,393 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,395 INFO L478 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 0 case distinctions, treesize of input 27 treesize of output 40 [2018-11-28 10:36:12,397 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 18 treesize of output 17 [2018-11-28 10:36:12,397 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,401 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,418 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:12,418 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:169, output treesize:154 [2018-11-28 10:36:12,464 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,465 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,471 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 147 [2018-11-28 10:36:12,473 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:36:12,473 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,493 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,522 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 72 [2018-11-28 10:36:12,524 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,526 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 32 treesize of output 49 [2018-11-28 10:36:12,526 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,531 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,550 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:12,550 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:186, output treesize:163 [2018-11-28 10:36:12,606 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 167 [2018-11-28 10:36:12,609 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,609 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 39 [2018-11-28 10:36:12,609 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,631 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,658 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 65 [2018-11-28 10:36:12,660 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,662 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 36 treesize of output 24 [2018-11-28 10:36:12,662 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,666 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,685 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:12,685 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:226, output treesize:175 [2018-11-28 10:36:12,739 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,740 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,741 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,741 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 89 [2018-11-28 10:36:12,742 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,769 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,769 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,770 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,771 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,771 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 61 [2018-11-28 10:36:12,771 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,791 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:12,791 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:186, output treesize:157 [2018-11-28 10:36:12,836 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,837 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,847 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 151 [2018-11-28 10:36:12,849 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:36:12,849 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,868 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,892 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,893 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,897 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 79 [2018-11-28 10:36:12,899 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 1 [2018-11-28 10:36:12,899 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,905 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:12,924 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:12,924 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:183, output treesize:164 [2018-11-28 10:36:12,975 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,976 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,987 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 164 [2018-11-28 10:36:12,990 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:12,991 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:36:12,991 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:13,012 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:13,037 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:13,038 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:13,043 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 77 [2018-11-28 10:36:13,045 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:36:13,046 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:13,052 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:13,073 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:13,073 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:196, output treesize:173 [2018-11-28 10:36:13,189 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:13,190 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:13,195 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 116 [2018-11-28 10:36:13,198 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 36 [2018-11-28 10:36:13,198 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:13,216 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:36:13,216 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:13,229 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:13,230 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:36:13,230 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:13,242 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:13,243 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2018-11-28 10:36:13,243 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:13,252 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:13,265 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:13,265 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:180, output treesize:57 [2018-11-28 10:36:13,354 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:13,354 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:13,355 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:13,355 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 19 [2018-11-28 10:36:13,356 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:13,367 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:13,367 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:73, output treesize:58 [2018-11-28 10:36:13,415 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 48 [2018-11-28 10:36:13,416 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-11-28 10:36:13,417 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:13,427 INFO L478 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 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-11-28 10:36:13,427 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-11-28 10:36:13,434 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-11-28 10:36:13,434 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:13,438 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:36:13,449 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:36:13,449 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:67, output treesize:27 [2018-11-28 10:36:13,512 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-28 10:36:13,527 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:36:13,527 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 25] total 46 [2018-11-28 10:36:13,527 INFO L459 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-11-28 10:36:13,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-11-28 10:36:13,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=1907, Unknown=0, NotChecked=0, Total=2070 [2018-11-28 10:36:13,528 INFO L87 Difference]: Start difference. First operand 251 states and 299 transitions. Second operand 46 states. [2018-11-28 10:36:16,129 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 141 [2018-11-28 10:36:16,641 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 117 [2018-11-28 10:36:17,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:36:17,698 INFO L93 Difference]: Finished difference Result 333 states and 376 transitions. [2018-11-28 10:36:17,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-11-28 10:36:17,698 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 50 [2018-11-28 10:36:17,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:36:17,699 INFO L225 Difference]: With dead ends: 333 [2018-11-28 10:36:17,699 INFO L226 Difference]: Without dead ends: 332 [2018-11-28 10:36:17,699 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 29 SyntacticMatches, 5 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1319 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=734, Invalid=4668, Unknown=0, NotChecked=0, Total=5402 [2018-11-28 10:36:17,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2018-11-28 10:36:17,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 264. [2018-11-28 10:36:17,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-11-28 10:36:17,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 313 transitions. [2018-11-28 10:36:17,702 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 313 transitions. Word has length 50 [2018-11-28 10:36:17,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:36:17,702 INFO L480 AbstractCegarLoop]: Abstraction has 264 states and 313 transitions. [2018-11-28 10:36:17,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-11-28 10:36:17,702 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 313 transitions. [2018-11-28 10:36:17,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-28 10:36:17,703 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:36:17,703 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:36:17,703 INFO L423 AbstractCegarLoop]: === Iteration 27 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:36:17,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:36:17,703 INFO L82 PathProgramCache]: Analyzing trace with hash 1925177653, now seen corresponding path program 1 times [2018-11-28 10:36:17,703 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:36:17,703 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:36:17,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:36:17,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:36:17,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:36:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:36:18,479 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:36:18,479 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:36:18,479 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:36:18,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:36:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:36:18,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:36:18,532 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,532 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,533 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:36:18,533 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,537 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,537 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-11-28 10:36:18,555 INFO L478 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 11 treesize of output 8 [2018-11-28 10:36:18,556 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:36:18,556 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,558 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,564 INFO L478 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 11 treesize of output 8 [2018-11-28 10:36:18,565 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:36:18,566 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,567 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,571 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,572 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:37, output treesize:23 [2018-11-28 10:36:18,635 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,638 INFO L478 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 0 case distinctions, treesize of input 44 treesize of output 45 [2018-11-28 10:36:18,640 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:36:18,640 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,644 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,652 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,654 INFO L478 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 0 case distinctions, treesize of input 27 treesize of output 32 [2018-11-28 10:36:18,656 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 20 treesize of output 19 [2018-11-28 10:36:18,656 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,659 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,665 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,665 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:37 [2018-11-28 10:36:18,671 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,674 INFO L478 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 0 case distinctions, treesize of input 21 treesize of output 26 [2018-11-28 10:36:18,675 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:36:18,675 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,679 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,688 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,691 INFO L478 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 0 case distinctions, treesize of input 51 treesize of output 52 [2018-11-28 10:36:18,692 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:36:18,693 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,700 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,707 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,707 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:63, output treesize:59 [2018-11-28 10:36:18,738 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:36:18,738 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,750 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,751 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,752 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,752 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-11-28 10:36:18,752 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,764 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,765 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:76, output treesize:81 [2018-11-28 10:36:18,807 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 38 [2018-11-28 10:36:18,809 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,811 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 35 [2018-11-28 10:36:18,811 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,817 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,835 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,838 INFO L478 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 0 case distinctions, treesize of input 72 treesize of output 71 [2018-11-28 10:36:18,840 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,841 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 27 [2018-11-28 10:36:18,841 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,851 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,864 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:18,865 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:108, output treesize:109 [2018-11-28 10:36:18,980 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,981 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:18,987 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 156 [2018-11-28 10:36:18,989 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:36:18,989 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,003 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,024 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,025 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,031 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 148 [2018-11-28 10:36:19,033 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:36:19,033 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,047 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,065 INFO L478 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 13 treesize of output 22 [2018-11-28 10:36:19,067 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 22 treesize of output 21 [2018-11-28 10:36:19,067 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,069 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,084 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,084 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:200, output treesize:158 [2018-11-28 10:36:19,132 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,140 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 151 [2018-11-28 10:36:19,142 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:36:19,142 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,157 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,186 INFO L478 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 0 case distinctions, treesize of input 41 treesize of output 51 [2018-11-28 10:36:19,188 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,189 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 36 treesize of output 57 [2018-11-28 10:36:19,189 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,194 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,215 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,220 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 143 [2018-11-28 10:36:19,222 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:36:19,222 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,237 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,254 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,255 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:210, output treesize:176 [2018-11-28 10:36:19,312 INFO L478 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 73 treesize of output 44 [2018-11-28 10:36:19,315 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,316 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 44 treesize of output 28 [2018-11-28 10:36:19,317 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,321 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,355 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 274 treesize of output 211 [2018-11-28 10:36:19,359 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,360 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:36:19,360 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,383 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,414 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 241 treesize of output 223 [2018-11-28 10:36:19,416 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,417 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:36:19,417 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,435 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,457 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:19,457 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:333, output treesize:250 [2018-11-28 10:36:19,519 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,519 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,520 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 76 [2018-11-28 10:36:19,520 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,549 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,550 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,551 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,551 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,552 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 73 [2018-11-28 10:36:19,552 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,575 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:19,575 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:261, output treesize:236 [2018-11-28 10:36:19,633 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,644 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 210 [2018-11-28 10:36:19,647 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:36:19,647 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,671 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,708 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,712 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 50 [2018-11-28 10:36:19,714 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 1 [2018-11-28 10:36:19,714 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,718 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,747 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,757 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 219 treesize of output 243 [2018-11-28 10:36:19,759 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:36:19,759 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,782 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,809 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:19,810 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:273, output treesize:250 [2018-11-28 10:36:19,882 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,895 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 250 treesize of output 223 [2018-11-28 10:36:19,898 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,899 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:36:19,899 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,926 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,963 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:19,966 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 48 [2018-11-28 10:36:19,968 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:36:19,968 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:19,974 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,012 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:20,021 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 256 [2018-11-28 10:36:20,023 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:20,025 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:36:20,025 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,047 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,074 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:20,074 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:301, output treesize:259 [2018-11-28 10:36:20,219 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:20,224 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 222 treesize of output 213 [2018-11-28 10:36:20,226 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-11-28 10:36:20,226 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,250 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:20,250 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:36:20,250 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,265 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:36:20,266 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,278 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 119 [2018-11-28 10:36:20,279 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,289 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,309 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:20,309 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:273, output treesize:170 [2018-11-28 10:36:20,428 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:20,433 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 98 [2018-11-28 10:36:20,435 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 21 treesize of output 15 [2018-11-28 10:36:20,435 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,448 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:20,448 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:36:20,448 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,458 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:20,459 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 32 [2018-11-28 10:36:20,459 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,466 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:36:20,467 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,471 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,479 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:20,479 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:174, output treesize:39 [2018-11-28 10:36:20,566 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:20,567 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:20,567 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 11 [2018-11-28 10:36:20,567 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,575 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:20,575 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:55, output treesize:41 [2018-11-28 10:36:20,622 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 33 [2018-11-28 10:36:20,626 INFO L478 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 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-11-28 10:36:20,626 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-28 10:36:20,632 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-11-28 10:36:20,632 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:20,636 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:36:20,645 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:36:20,645 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:50, output treesize:27 [2018-11-28 10:36:20,746 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:36:20,761 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:36:20,761 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26] total 51 [2018-11-28 10:36:20,761 INFO L459 AbstractCegarLoop]: Interpolant automaton has 51 states [2018-11-28 10:36:20,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2018-11-28 10:36:20,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=2383, Unknown=0, NotChecked=0, Total=2550 [2018-11-28 10:36:20,762 INFO L87 Difference]: Start difference. First operand 264 states and 313 transitions. Second operand 51 states. [2018-11-28 10:36:22,429 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 92 [2018-11-28 10:36:22,730 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 97 [2018-11-28 10:36:23,222 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 103 [2018-11-28 10:36:23,471 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 141 [2018-11-28 10:36:23,969 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 168 [2018-11-28 10:36:24,196 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 134 [2018-11-28 10:36:24,681 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 143 [2018-11-28 10:36:24,886 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 100 [2018-11-28 10:36:25,104 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 112 [2018-11-28 10:36:25,297 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 114 [2018-11-28 10:36:26,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:36:26,193 INFO L93 Difference]: Finished difference Result 337 states and 380 transitions. [2018-11-28 10:36:26,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-11-28 10:36:26,193 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 50 [2018-11-28 10:36:26,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:36:26,193 INFO L225 Difference]: With dead ends: 337 [2018-11-28 10:36:26,194 INFO L226 Difference]: Without dead ends: 337 [2018-11-28 10:36:26,194 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 27 SyntacticMatches, 3 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1443 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=742, Invalid=5420, Unknown=0, NotChecked=0, Total=6162 [2018-11-28 10:36:26,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2018-11-28 10:36:26,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 264. [2018-11-28 10:36:26,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-11-28 10:36:26,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 312 transitions. [2018-11-28 10:36:26,197 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 312 transitions. Word has length 50 [2018-11-28 10:36:26,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:36:26,198 INFO L480 AbstractCegarLoop]: Abstraction has 264 states and 312 transitions. [2018-11-28 10:36:26,198 INFO L481 AbstractCegarLoop]: Interpolant automaton has 51 states. [2018-11-28 10:36:26,198 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 312 transitions. [2018-11-28 10:36:26,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 10:36:26,198 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:36:26,198 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:36:26,199 INFO L423 AbstractCegarLoop]: === Iteration 28 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:36:26,199 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:36:26,199 INFO L82 PathProgramCache]: Analyzing trace with hash -1383353726, now seen corresponding path program 2 times [2018-11-28 10:36:26,199 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:36:26,199 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:36:26,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:36:26,200 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:36:26,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:36:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:36:26,635 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:36:26,635 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:36:26,635 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:36:26,644 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 10:36:26,711 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-28 10:36:26,711 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 10:36:26,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:36:26,717 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:26,718 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:26,718 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:36:26,718 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,723 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,724 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21 [2018-11-28 10:36:26,746 INFO L478 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 11 treesize of output 8 [2018-11-28 10:36:26,747 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:36:26,747 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,749 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,756 INFO L478 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 11 treesize of output 8 [2018-11-28 10:36:26,758 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:36:26,758 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,759 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,766 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,766 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:40, output treesize:33 [2018-11-28 10:36:26,790 INFO L478 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 15 treesize of output 11 [2018-11-28 10:36:26,791 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:36:26,791 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,792 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,797 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,798 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:36 [2018-11-28 10:36:26,847 INFO L478 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 0 case distinctions, treesize of input 27 treesize of output 28 [2018-11-28 10:36:26,848 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:36:26,848 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,852 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,857 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,857 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:57, output treesize:28 [2018-11-28 10:36:26,883 INFO L478 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 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-28 10:36:26,884 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:36:26,884 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,887 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,894 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,894 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:37 [2018-11-28 10:36:26,920 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:26,921 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:26,922 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:26,922 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 38 [2018-11-28 10:36:26,922 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,933 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,933 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:48, output treesize:54 [2018-11-28 10:36:26,966 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:26,967 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 45 [2018-11-28 10:36:26,969 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:26,970 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 31 [2018-11-28 10:36:26,970 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,977 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,987 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:26,987 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:65, output treesize:62 [2018-11-28 10:36:27,076 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,077 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,078 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,079 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,083 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 104 [2018-11-28 10:36:27,084 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:36:27,084 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:27,094 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:27,102 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:27,102 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:100, output treesize:73 [2018-11-28 10:36:27,126 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,126 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,127 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,128 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,131 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 98 [2018-11-28 10:36:27,133 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:36:27,133 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:27,144 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:27,153 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:27,153 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:94, output treesize:82 [2018-11-28 10:36:27,188 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,189 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,193 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 91 [2018-11-28 10:36:27,196 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,196 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 39 [2018-11-28 10:36:27,196 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:27,206 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:27,216 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:27,216 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:102 [2018-11-28 10:36:27,295 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,296 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,298 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,300 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 103 [2018-11-28 10:36:27,303 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,311 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 115 treesize of output 154 [2018-11-28 10:36:27,312 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:36:27,335 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:27,345 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:27,345 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:115, output treesize:111 [2018-11-28 10:36:27,497 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,497 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,498 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 74 [2018-11-28 10:36:27,498 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:27,510 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:27,511 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:119, output treesize:101 [2018-11-28 10:36:27,552 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,553 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,553 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,559 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 99 [2018-11-28 10:36:27,562 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:27,579 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 71 treesize of output 100 [2018-11-28 10:36:27,581 INFO L267 ElimStorePlain]: Start of recursive call 3: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 7 xjuncts. [2018-11-28 10:36:27,674 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2018-11-28 10:36:27,764 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 18 dim-0 vars, and 6 xjuncts. [2018-11-28 10:36:27,765 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:114, output treesize:575 [2018-11-28 10:36:28,016 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:28,018 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:28,019 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:28,020 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 94 [2018-11-28 10:36:28,022 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:28,023 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:36:28,023 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:28,044 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:28,048 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:28,048 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:28,063 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 46 treesize of output 69 [2018-11-28 10:36:28,065 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 16 xjuncts. [2018-11-28 10:36:28,143 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 41 [2018-11-28 10:36:28,144 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-11-28 10:36:28,150 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:28,153 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 34 [2018-11-28 10:36:28,153 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-11-28 10:36:28,159 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 49 [2018-11-28 10:36:28,160 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-11-28 10:36:28,162 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:28,165 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 43 [2018-11-28 10:36:28,165 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-11-28 10:36:28,172 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 48 [2018-11-28 10:36:28,172 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-11-28 10:36:28,222 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 5 xjuncts. [2018-11-28 10:36:28,266 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 5 xjuncts. [2018-11-28 10:36:28,266 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 5 variables, input treesize:122, output treesize:155 [2018-11-28 10:36:28,415 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:28,417 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:28,417 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:28,417 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 36 [2018-11-28 10:36:28,418 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:28,425 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:28,425 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:26, output treesize:20 [2018-11-28 10:36:28,476 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:36:28,490 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:36:28,490 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 26] total 46 [2018-11-28 10:36:28,491 INFO L459 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-11-28 10:36:28,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-11-28 10:36:28,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=1943, Unknown=1, NotChecked=0, Total=2162 [2018-11-28 10:36:28,491 INFO L87 Difference]: Start difference. First operand 264 states and 312 transitions. Second operand 47 states. [2018-11-28 10:36:30,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:36:30,838 INFO L93 Difference]: Finished difference Result 325 states and 357 transitions. [2018-11-28 10:36:30,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-11-28 10:36:30,838 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 51 [2018-11-28 10:36:30,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:36:30,838 INFO L225 Difference]: With dead ends: 325 [2018-11-28 10:36:30,839 INFO L226 Difference]: Without dead ends: 325 [2018-11-28 10:36:30,839 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 25 SyntacticMatches, 8 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1565 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=604, Invalid=4505, Unknown=3, NotChecked=0, Total=5112 [2018-11-28 10:36:30,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2018-11-28 10:36:30,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 273. [2018-11-28 10:36:30,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2018-11-28 10:36:30,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 323 transitions. [2018-11-28 10:36:30,841 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 323 transitions. Word has length 51 [2018-11-28 10:36:30,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:36:30,842 INFO L480 AbstractCegarLoop]: Abstraction has 273 states and 323 transitions. [2018-11-28 10:36:30,842 INFO L481 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-11-28 10:36:30,842 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 323 transitions. [2018-11-28 10:36:30,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 10:36:30,842 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:36:30,842 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:36:30,843 INFO L423 AbstractCegarLoop]: === Iteration 29 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:36:30,843 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:36:30,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1383353725, now seen corresponding path program 2 times [2018-11-28 10:36:30,843 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:36:30,843 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:36:30,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:36:30,844 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 10:36:30,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:36:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:36:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:36:31,296 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:36:31,296 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:36:31,304 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 10:36:31,356 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-28 10:36:31,356 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 10:36:31,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:36:31,362 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,362 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,363 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:36:31,363 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,378 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:36:31,378 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,383 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,383 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:26 [2018-11-28 10:36:31,406 INFO L478 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 11 treesize of output 8 [2018-11-28 10:36:31,408 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:36:31,408 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,411 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,419 INFO L478 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 11 treesize of output 8 [2018-11-28 10:36:31,421 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:36:31,421 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,422 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,429 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,429 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:45, output treesize:42 [2018-11-28 10:36:31,452 INFO L478 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 15 treesize of output 11 [2018-11-28 10:36:31,454 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:36:31,455 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,456 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,462 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,462 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:56, output treesize:45 [2018-11-28 10:36:31,511 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,514 INFO L478 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 0 case distinctions, treesize of input 53 treesize of output 54 [2018-11-28 10:36:31,515 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:36:31,515 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,520 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,526 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,526 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:64, output treesize:45 [2018-11-28 10:36:31,528 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,531 INFO L478 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 0 case distinctions, treesize of input 47 treesize of output 48 [2018-11-28 10:36:31,532 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:36:31,532 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,538 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,545 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,545 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:58, output treesize:54 [2018-11-28 10:36:31,575 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,576 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 16 treesize of output 23 [2018-11-28 10:36:31,576 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,590 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,592 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,593 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,593 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-28 10:36:31,593 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,605 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,605 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:68, output treesize:60 [2018-11-28 10:36:31,640 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,643 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,645 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 61 [2018-11-28 10:36:31,647 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,649 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 31 [2018-11-28 10:36:31,649 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,658 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,682 INFO L478 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 11 treesize of output 12 [2018-11-28 10:36:31,686 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2018-11-28 10:36:31,686 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,688 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,701 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,701 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:79, output treesize:72 [2018-11-28 10:36:31,786 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,789 INFO L478 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 0 case distinctions, treesize of input 31 treesize of output 44 [2018-11-28 10:36:31,791 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 24 treesize of output 23 [2018-11-28 10:36:31,791 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,794 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,812 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,813 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,813 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,815 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,818 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 115 [2018-11-28 10:36:31,820 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:36:31,820 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,831 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,838 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,838 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:125, output treesize:79 [2018-11-28 10:36:31,860 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,864 INFO L478 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 0 case distinctions, treesize of input 25 treesize of output 38 [2018-11-28 10:36:31,865 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 18 treesize of output 17 [2018-11-28 10:36:31,865 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,869 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,883 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,884 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,884 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,886 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,889 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 122 [2018-11-28 10:36:31,891 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:36:31,891 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,905 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,916 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,916 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:113, output treesize:113 [2018-11-28 10:36:31,955 INFO L478 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 0 case distinctions, treesize of input 56 treesize of output 51 [2018-11-28 10:36:31,957 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,957 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 39 [2018-11-28 10:36:31,957 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,964 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:31,980 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,980 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,985 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 126 [2018-11-28 10:36:31,987 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:31,988 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 39 [2018-11-28 10:36:31,988 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:32,002 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:32,014 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:32,014 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:164, output treesize:140 [2018-11-28 10:36:32,098 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:32,104 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 90 [2018-11-28 10:36:32,105 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:36:32,106 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:32,114 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:32,132 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:32,133 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:32,135 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:32,138 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 136 [2018-11-28 10:36:32,143 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:32,151 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 152 treesize of output 197 [2018-11-28 10:36:32,151 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:36:32,182 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:32,197 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:36:32,197 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:166, output treesize:158 [2018-11-28 10:36:32,343 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:32,353 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 102 [2018-11-28 10:36:32,357 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 25 [2018-11-28 10:36:32,357 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:32,369 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:36:32,395 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:32,398 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:32,404 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 151 [2018-11-28 10:36:32,407 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:32,427 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 91 treesize of output 116 [2018-11-28 10:36:32,430 INFO L267 ElimStorePlain]: Start of recursive call 5: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 7 xjuncts. [2018-11-28 10:36:32,575 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2018-11-28 10:36:32,726 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 18 dim-0 vars, and 6 xjuncts. [2018-11-28 10:36:32,726 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:184, output treesize:872 [2018-11-28 10:36:33,030 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,032 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,035 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 227 treesize of output 147 [2018-11-28 10:36:33,038 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,040 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,053 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 83 [2018-11-28 10:36:33,055 INFO L267 ElimStorePlain]: Start of recursive call 3: 12 dim-0 vars, End of recursive call: 12 dim-0 vars, and 7 xjuncts. [2018-11-28 10:36:33,163 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,163 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:36:33,163 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:36:33,267 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,271 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,286 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 104 treesize of output 119 [2018-11-28 10:36:33,290 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 16 xjuncts. [2018-11-28 10:36:33,292 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,297 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,329 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 110 treesize of output 157 [2018-11-28 10:36:33,329 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-28 10:36:33,406 INFO L267 ElimStorePlain]: Start of recursive call 6: 14 dim-0 vars, End of recursive call: 14 dim-0 vars, and 256 xjuncts. [2018-11-28 10:36:33,408 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,416 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,433 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 100 treesize of output 115 [2018-11-28 10:36:33,435 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 16 xjuncts. [2018-11-28 10:36:33,445 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,449 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,481 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 114 treesize of output 161 [2018-11-28 10:36:33,482 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-28 10:36:33,546 INFO L267 ElimStorePlain]: Start of recursive call 8: 14 dim-0 vars, End of recursive call: 14 dim-0 vars, and 256 xjuncts. [2018-11-28 10:36:33,561 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,567 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,600 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 114 treesize of output 157 [2018-11-28 10:36:33,600 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-11-28 10:36:33,629 INFO L267 ElimStorePlain]: Start of recursive call 9: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 128 xjuncts. [2018-11-28 10:36:33,637 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,669 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,741 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 114 treesize of output 153 [2018-11-28 10:36:33,742 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-11-28 10:36:33,775 INFO L267 ElimStorePlain]: Start of recursive call 10: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 128 xjuncts. [2018-11-28 10:36:33,787 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,795 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:36:33,834 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 118 treesize of output 161 [2018-11-28 10:36:33,834 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-11-28 10:36:33,855 INFO L267 ElimStorePlain]: Start of recursive call 11: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 128 xjuncts. [2018-11-28 10:37:00,109 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 155 dim-0 vars, and 93 xjuncts. [2018-11-28 10:37:06,605 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 79 [2018-11-28 10:37:06,607 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,608 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:06,608 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,623 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,624 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,626 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:06,626 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,637 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,641 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 78 [2018-11-28 10:37:06,643 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,643 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:06,643 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,659 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,660 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,661 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:06,662 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,673 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,676 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 68 [2018-11-28 10:37:06,679 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,679 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:06,679 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,692 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,693 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,696 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:06,696 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:06,710 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:06,714 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 82 [2018-11-28 10:37:06,716 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,717 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,719 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:06,719 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,735 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,735 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:06,735 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,747 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,751 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 75 [2018-11-28 10:37:06,753 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,753 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:06,753 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,768 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,770 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,773 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:06,773 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:06,790 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:06,793 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 83 [2018-11-28 10:37:06,795 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,796 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:06,796 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,813 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,814 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,815 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:06,816 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,828 INFO L267 ElimStorePlain]: Start of recursive call 27: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,832 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 82 [2018-11-28 10:37:06,834 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,834 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:06,834 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,851 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,852 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,853 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:06,853 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,866 INFO L267 ElimStorePlain]: Start of recursive call 30: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,869 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 83 [2018-11-28 10:37:06,872 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,872 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,874 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:06,874 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,891 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,891 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:06,891 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,902 INFO L267 ElimStorePlain]: Start of recursive call 33: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,905 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 73 [2018-11-28 10:37:06,907 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,907 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:06,907 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,922 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,922 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,924 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:06,924 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,934 INFO L267 ElimStorePlain]: Start of recursive call 36: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,938 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 82 [2018-11-28 10:37:06,940 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,940 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:06,941 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,957 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,958 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,959 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:06,960 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,972 INFO L267 ElimStorePlain]: Start of recursive call 39: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:06,975 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 79 [2018-11-28 10:37:06,978 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,979 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:06,982 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:06,983 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:07,004 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,004 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,004 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,018 INFO L267 ElimStorePlain]: Start of recursive call 42: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:07,021 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 71 [2018-11-28 10:37:07,024 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,025 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,028 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:07,028 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:07,048 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,048 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,048 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,059 INFO L267 ElimStorePlain]: Start of recursive call 45: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:07,063 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 82 [2018-11-28 10:37:07,065 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,066 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,067 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,068 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,084 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,084 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,084 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,095 INFO L267 ElimStorePlain]: Start of recursive call 48: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,099 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 78 [2018-11-28 10:37:07,101 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,101 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,101 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,118 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,118 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,120 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,120 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,132 INFO L267 ElimStorePlain]: Start of recursive call 51: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,135 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 87 [2018-11-28 10:37:07,138 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,139 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,139 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,161 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,162 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,163 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,163 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,177 INFO L267 ElimStorePlain]: Start of recursive call 54: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,181 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 86 [2018-11-28 10:37:07,183 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,184 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,184 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,202 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,203 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,204 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,205 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,217 INFO L267 ElimStorePlain]: Start of recursive call 57: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,221 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 64 [2018-11-28 10:37:07,223 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,224 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,228 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:07,228 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:07,245 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,246 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,246 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,255 INFO L267 ElimStorePlain]: Start of recursive call 60: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:07,259 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 83 [2018-11-28 10:37:07,261 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,262 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,264 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,264 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,281 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,281 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,281 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,293 INFO L267 ElimStorePlain]: Start of recursive call 63: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,297 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 82 [2018-11-28 10:37:07,299 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,300 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,300 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,317 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,318 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,319 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,320 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,332 INFO L267 ElimStorePlain]: Start of recursive call 66: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,335 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 77 [2018-11-28 10:37:07,338 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,338 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,338 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,353 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,354 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,356 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,356 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,367 INFO L267 ElimStorePlain]: Start of recursive call 69: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,370 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 77 [2018-11-28 10:37:07,373 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,373 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,375 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,375 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,390 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,391 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,391 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,402 INFO L267 ElimStorePlain]: Start of recursive call 72: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,405 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 90 [2018-11-28 10:37:07,408 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,408 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,408 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,428 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,429 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,430 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,431 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,444 INFO L267 ElimStorePlain]: Start of recursive call 75: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,448 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 83 [2018-11-28 10:37:07,451 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,451 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,453 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,453 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,471 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,471 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,471 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,483 INFO L267 ElimStorePlain]: Start of recursive call 78: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,487 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 90 [2018-11-28 10:37:07,489 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,490 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,492 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,492 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,511 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,511 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,512 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,525 INFO L267 ElimStorePlain]: Start of recursive call 81: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,528 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 83 [2018-11-28 10:37:07,532 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,532 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,535 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,535 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,560 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,560 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,560 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,575 INFO L267 ElimStorePlain]: Start of recursive call 84: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,579 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 82 [2018-11-28 10:37:07,582 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,582 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,584 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,584 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,603 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,603 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,604 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,617 INFO L267 ElimStorePlain]: Start of recursive call 87: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,620 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 68 [2018-11-28 10:37:07,623 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,623 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,623 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,638 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,640 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,643 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:07,644 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:07,666 INFO L267 ElimStorePlain]: Start of recursive call 90: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:07,670 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 82 [2018-11-28 10:37:07,673 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,673 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,673 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,694 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,694 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,696 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,696 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,713 INFO L267 ElimStorePlain]: Start of recursive call 93: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,718 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 82 [2018-11-28 10:37:07,720 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,721 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,723 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,723 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,743 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,743 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,743 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,754 INFO L267 ElimStorePlain]: Start of recursive call 96: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,757 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 79 [2018-11-28 10:37:07,760 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,761 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,765 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:07,765 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:07,786 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,786 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,786 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,799 INFO L267 ElimStorePlain]: Start of recursive call 99: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:07,803 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 90 [2018-11-28 10:37:07,805 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,806 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,807 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,808 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,826 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,827 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,827 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,845 INFO L267 ElimStorePlain]: Start of recursive call 102: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,850 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 82 [2018-11-28 10:37:07,852 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,853 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,856 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,856 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,875 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,875 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,875 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,889 INFO L267 ElimStorePlain]: Start of recursive call 105: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,893 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 83 [2018-11-28 10:37:07,896 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,897 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,897 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,916 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,917 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,919 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,919 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,932 INFO L267 ElimStorePlain]: Start of recursive call 108: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,936 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 83 [2018-11-28 10:37:07,939 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,940 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,941 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:07,941 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,960 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,960 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,961 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,973 INFO L267 ElimStorePlain]: Start of recursive call 111: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:07,978 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 87 [2018-11-28 10:37:07,982 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:07,982 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:07,982 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,005 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,006 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,008 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,008 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,026 INFO L267 ElimStorePlain]: Start of recursive call 114: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,030 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 82 [2018-11-28 10:37:08,033 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,034 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,036 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,036 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,056 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,057 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,057 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,070 INFO L267 ElimStorePlain]: Start of recursive call 117: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,074 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 77 [2018-11-28 10:37:08,077 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,077 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,077 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,094 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,095 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,098 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,098 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,110 INFO L267 ElimStorePlain]: Start of recursive call 120: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,114 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 90 [2018-11-28 10:37:08,116 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,117 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,119 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,119 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,138 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,139 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,139 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,151 INFO L267 ElimStorePlain]: Start of recursive call 123: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,155 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 64 [2018-11-28 10:37:08,158 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,158 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,158 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,177 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,179 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,182 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:08,182 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:08,195 INFO L267 ElimStorePlain]: Start of recursive call 126: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:08,199 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 87 [2018-11-28 10:37:08,201 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,201 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,202 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,220 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,220 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,222 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,222 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,235 INFO L267 ElimStorePlain]: Start of recursive call 129: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,239 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 82 [2018-11-28 10:37:08,241 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,246 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,248 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,248 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,265 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,265 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,265 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,276 INFO L267 ElimStorePlain]: Start of recursive call 132: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,280 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 86 [2018-11-28 10:37:08,282 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,283 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,285 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,285 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,302 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,303 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,303 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,315 INFO L267 ElimStorePlain]: Start of recursive call 135: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,318 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 75 [2018-11-28 10:37:08,322 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,325 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,328 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:08,328 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:08,349 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,349 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,349 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,361 INFO L267 ElimStorePlain]: Start of recursive call 138: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:08,365 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 87 [2018-11-28 10:37:08,368 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,368 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,368 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,386 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,387 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,388 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,388 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,401 INFO L267 ElimStorePlain]: Start of recursive call 141: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,404 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 90 [2018-11-28 10:37:08,407 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,408 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,410 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,410 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,429 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,429 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,429 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,444 INFO L267 ElimStorePlain]: Start of recursive call 144: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,447 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 83 [2018-11-28 10:37:08,450 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,450 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,450 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,467 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,468 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,470 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,470 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,481 INFO L267 ElimStorePlain]: Start of recursive call 147: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,485 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 90 [2018-11-28 10:37:08,487 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,488 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,488 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,508 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,509 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,511 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,511 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,526 INFO L267 ElimStorePlain]: Start of recursive call 150: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,530 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 86 [2018-11-28 10:37:08,532 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,533 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,535 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,535 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,553 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,553 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,553 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,566 INFO L267 ElimStorePlain]: Start of recursive call 153: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,569 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 87 [2018-11-28 10:37:08,572 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,573 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,574 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,574 INFO L267 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,593 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,593 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,593 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,605 INFO L267 ElimStorePlain]: Start of recursive call 156: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,609 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 87 [2018-11-28 10:37:08,611 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,611 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,612 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,630 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,630 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,632 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,632 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,645 INFO L267 ElimStorePlain]: Start of recursive call 159: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,649 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 77 [2018-11-28 10:37:08,651 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,652 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,653 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,653 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,669 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,669 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,669 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,680 INFO L267 ElimStorePlain]: Start of recursive call 162: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,683 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 86 [2018-11-28 10:37:08,686 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,686 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,686 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,705 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,705 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,707 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,707 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,720 INFO L267 ElimStorePlain]: Start of recursive call 165: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,724 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 90 [2018-11-28 10:37:08,726 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,727 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,727 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,746 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,747 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,748 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,749 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,762 INFO L267 ElimStorePlain]: Start of recursive call 168: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,766 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 75 [2018-11-28 10:37:08,769 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,769 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,769 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,784 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,786 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,789 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:08,789 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:08,806 INFO L267 ElimStorePlain]: Start of recursive call 171: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:08,809 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 86 [2018-11-28 10:37:08,812 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,813 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,814 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,815 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,833 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,833 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,833 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,846 INFO L267 ElimStorePlain]: Start of recursive call 174: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,850 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 86 [2018-11-28 10:37:08,852 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,853 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,853 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,871 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,872 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,873 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,873 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,886 INFO L267 ElimStorePlain]: Start of recursive call 177: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,890 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 82 [2018-11-28 10:37:08,892 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,892 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,892 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,910 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,911 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,912 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,912 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,924 INFO L267 ElimStorePlain]: Start of recursive call 180: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,928 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 86 [2018-11-28 10:37:08,930 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,931 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,932 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,933 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,950 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,951 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,951 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,964 INFO L267 ElimStorePlain]: Start of recursive call 183: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,967 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 83 [2018-11-28 10:37:08,970 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,970 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:08,970 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:08,988 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,989 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:08,991 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:08,991 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,004 INFO L267 ElimStorePlain]: Start of recursive call 186: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,007 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 75 [2018-11-28 10:37:09,010 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,010 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,010 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,025 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,027 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,030 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:09,030 INFO L267 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,047 INFO L267 ElimStorePlain]: Start of recursive call 189: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,050 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 64 [2018-11-28 10:37:09,053 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,054 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,057 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:09,058 INFO L267 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,079 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,079 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,079 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,089 INFO L267 ElimStorePlain]: Start of recursive call 192: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,092 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 86 [2018-11-28 10:37:09,095 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,095 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,095 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,113 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,114 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,116 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,116 INFO L267 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,128 INFO L267 ElimStorePlain]: Start of recursive call 195: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,132 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 87 [2018-11-28 10:37:09,134 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,135 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,137 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,137 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,155 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,155 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,155 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,167 INFO L267 ElimStorePlain]: Start of recursive call 198: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,170 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 71 [2018-11-28 10:37:09,173 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,174 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,178 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:09,178 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,197 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,197 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,197 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,209 INFO L267 ElimStorePlain]: Start of recursive call 201: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,212 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 73 [2018-11-28 10:37:09,214 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,214 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,214 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,228 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,229 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,230 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,231 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,240 INFO L267 ElimStorePlain]: Start of recursive call 204: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,244 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 83 [2018-11-28 10:37:09,246 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,247 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,249 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,249 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,265 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,266 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,266 INFO L267 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,278 INFO L267 ElimStorePlain]: Start of recursive call 207: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,282 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 83 [2018-11-28 10:37:09,284 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,285 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,287 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,287 INFO L267 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,303 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,304 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,304 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,316 INFO L267 ElimStorePlain]: Start of recursive call 210: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,319 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 81 [2018-11-28 10:37:09,322 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,322 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,324 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,324 INFO L267 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,340 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,341 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,341 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,352 INFO L267 ElimStorePlain]: Start of recursive call 213: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,355 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 77 [2018-11-28 10:37:09,357 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,358 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,358 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,373 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,373 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,375 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,375 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,386 INFO L267 ElimStorePlain]: Start of recursive call 216: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,390 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 83 [2018-11-28 10:37:09,392 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,393 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,393 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,410 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,410 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,412 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,412 INFO L267 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,424 INFO L267 ElimStorePlain]: Start of recursive call 219: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,428 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 91 [2018-11-28 10:37:09,430 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,431 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,433 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,433 INFO L267 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,452 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,452 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,452 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,466 INFO L267 ElimStorePlain]: Start of recursive call 222: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,469 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 68 [2018-11-28 10:37:09,471 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,472 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,472 INFO L267 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,485 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,486 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,489 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:09,490 INFO L267 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,504 INFO L267 ElimStorePlain]: Start of recursive call 225: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,507 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 86 [2018-11-28 10:37:09,510 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,511 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,512 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,512 INFO L267 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,530 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,530 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,530 INFO L267 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,542 INFO L267 ElimStorePlain]: Start of recursive call 228: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,546 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 71 [2018-11-28 10:37:09,548 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,548 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,549 INFO L267 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,562 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,563 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,567 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:09,567 INFO L267 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,582 INFO L267 ElimStorePlain]: Start of recursive call 231: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,586 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 82 [2018-11-28 10:37:09,588 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,589 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,591 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,591 INFO L267 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,607 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,608 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,608 INFO L267 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,619 INFO L267 ElimStorePlain]: Start of recursive call 234: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,622 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 83 [2018-11-28 10:37:09,625 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,625 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,627 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,627 INFO L267 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,643 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,644 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,644 INFO L267 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,654 INFO L267 ElimStorePlain]: Start of recursive call 237: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,658 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 75 [2018-11-28 10:37:09,663 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,664 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,670 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:09,671 INFO L267 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,694 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,695 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,696 INFO L267 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,710 INFO L267 ElimStorePlain]: Start of recursive call 240: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,714 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 86 [2018-11-28 10:37:09,718 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,720 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,723 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,723 INFO L267 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,752 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,753 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,753 INFO L267 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,768 INFO L267 ElimStorePlain]: Start of recursive call 243: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,772 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 73 [2018-11-28 10:37:09,776 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,777 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,780 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,780 INFO L267 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,796 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,796 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,797 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,806 INFO L267 ElimStorePlain]: Start of recursive call 246: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,810 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 86 [2018-11-28 10:37:09,812 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,812 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,812 INFO L267 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,832 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,832 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,834 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,834 INFO L267 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,847 INFO L267 ElimStorePlain]: Start of recursive call 249: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,851 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 83 [2018-11-28 10:37:09,853 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,854 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,856 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,856 INFO L267 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,874 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,875 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,876 INFO L267 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,891 INFO L267 ElimStorePlain]: Start of recursive call 252: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,895 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 71 [2018-11-28 10:37:09,898 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,899 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,903 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:09,903 INFO L267 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,923 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,923 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,923 INFO L267 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,934 INFO L267 ElimStorePlain]: Start of recursive call 255: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:09,938 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 86 [2018-11-28 10:37:09,940 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,941 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:09,941 INFO L267 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,959 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,960 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,962 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:09,962 INFO L267 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,976 INFO L267 ElimStorePlain]: Start of recursive call 258: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:09,980 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 68 [2018-11-28 10:37:09,982 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,983 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:09,987 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:09,987 INFO L267 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:10,005 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,006 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:10,006 INFO L267 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,016 INFO L267 ElimStorePlain]: Start of recursive call 261: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:10,019 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 73 [2018-11-28 10:37:10,022 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,022 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:10,022 INFO L267 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,036 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,037 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,039 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:10,039 INFO L267 ElimStorePlain]: Start of recursive call 266: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,049 INFO L267 ElimStorePlain]: Start of recursive call 264: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,053 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 83 [2018-11-28 10:37:10,055 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,055 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:10,056 INFO L267 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,073 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,074 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,076 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:10,076 INFO L267 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,088 INFO L267 ElimStorePlain]: Start of recursive call 267: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,092 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 81 [2018-11-28 10:37:10,094 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,095 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:10,095 INFO L267 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,111 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,112 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,113 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:10,114 INFO L267 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,126 INFO L267 ElimStorePlain]: Start of recursive call 270: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,130 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 86 [2018-11-28 10:37:10,132 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,132 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:10,133 INFO L267 ElimStorePlain]: Start of recursive call 274: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,151 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,152 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,154 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:10,154 INFO L267 ElimStorePlain]: Start of recursive call 275: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,167 INFO L267 ElimStorePlain]: Start of recursive call 273: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,170 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 78 [2018-11-28 10:37:10,173 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,173 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:10,173 INFO L267 ElimStorePlain]: Start of recursive call 277: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,190 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,190 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,192 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:10,192 INFO L267 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,204 INFO L267 ElimStorePlain]: Start of recursive call 276: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,208 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 87 [2018-11-28 10:37:10,210 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,211 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,213 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:10,213 INFO L267 ElimStorePlain]: Start of recursive call 280: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,231 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,232 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:10,232 INFO L267 ElimStorePlain]: Start of recursive call 281: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,244 INFO L267 ElimStorePlain]: Start of recursive call 279: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,248 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 77 [2018-11-28 10:37:10,250 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,250 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:10,250 INFO L267 ElimStorePlain]: Start of recursive call 283: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,266 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,266 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,268 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:10,268 INFO L267 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,279 INFO L267 ElimStorePlain]: Start of recursive call 282: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,283 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 75 [2018-11-28 10:37:10,286 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,287 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,291 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:37:10,291 INFO L267 ElimStorePlain]: Start of recursive call 286: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:10,312 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,312 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:10,312 INFO L267 ElimStorePlain]: Start of recursive call 287: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,325 INFO L267 ElimStorePlain]: Start of recursive call 285: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:10,329 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 87 [2018-11-28 10:37:10,337 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,337 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:10,337 INFO L267 ElimStorePlain]: Start of recursive call 289: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,357 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,358 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:10,359 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:37:10,360 INFO L267 ElimStorePlain]: Start of recursive call 290: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:10,374 INFO L267 ElimStorePlain]: Start of recursive call 288: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:14,107 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 174 dim-0 vars, and 112 xjuncts. [2018-11-28 10:37:14,107 INFO L202 ElimStorePlain]: Needed 290 recursive calls to eliminate 6 variables, input treesize:240, output treesize:3343 [2018-11-28 10:37:14,791 WARN L180 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 1193 DAG size of output: 34 [2018-11-28 10:37:14,872 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:37:14,887 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:37:14,887 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 23] total 41 [2018-11-28 10:37:14,888 INFO L459 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-11-28 10:37:14,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-11-28 10:37:14,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=1554, Unknown=0, NotChecked=0, Total=1722 [2018-11-28 10:37:14,888 INFO L87 Difference]: Start difference. First operand 273 states and 323 transitions. Second operand 42 states. [2018-11-28 10:37:16,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:37:16,787 INFO L93 Difference]: Finished difference Result 327 states and 370 transitions. [2018-11-28 10:37:16,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-28 10:37:16,787 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 51 [2018-11-28 10:37:16,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:37:16,788 INFO L225 Difference]: With dead ends: 327 [2018-11-28 10:37:16,788 INFO L226 Difference]: Without dead ends: 327 [2018-11-28 10:37:16,788 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 30 SyntacticMatches, 6 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1121 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=472, Invalid=3310, Unknown=0, NotChecked=0, Total=3782 [2018-11-28 10:37:16,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2018-11-28 10:37:16,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 272. [2018-11-28 10:37:16,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2018-11-28 10:37:16,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 321 transitions. [2018-11-28 10:37:16,792 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 321 transitions. Word has length 51 [2018-11-28 10:37:16,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:37:16,792 INFO L480 AbstractCegarLoop]: Abstraction has 272 states and 321 transitions. [2018-11-28 10:37:16,792 INFO L481 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-11-28 10:37:16,792 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 321 transitions. [2018-11-28 10:37:16,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 10:37:16,793 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:37:16,793 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:37:16,793 INFO L423 AbstractCegarLoop]: === Iteration 30 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:37:16,793 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:37:16,793 INFO L82 PathProgramCache]: Analyzing trace with hash 65708129, now seen corresponding path program 2 times [2018-11-28 10:37:16,793 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:37:16,793 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:37:16,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:37:16,794 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 10:37:16,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:37:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:37:17,082 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:37:17,082 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:37:17,082 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:37:17,088 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 10:37:17,143 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-28 10:37:17,143 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 10:37:17,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:37:17,160 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,162 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,162 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:37:17,162 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,171 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,171 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21 [2018-11-28 10:37:17,193 INFO L478 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 11 treesize of output 8 [2018-11-28 10:37:17,195 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:37:17,195 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,196 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,204 INFO L478 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 11 treesize of output 8 [2018-11-28 10:37:17,205 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:37:17,205 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,206 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,212 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,212 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:40, output treesize:33 [2018-11-28 10:37:17,233 INFO L478 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 15 treesize of output 11 [2018-11-28 10:37:17,234 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:37:17,234 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,235 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,240 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,241 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:36 [2018-11-28 10:37:17,289 INFO L478 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 0 case distinctions, treesize of input 27 treesize of output 28 [2018-11-28 10:37:17,290 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:37:17,290 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,293 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,298 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,298 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:57, output treesize:28 [2018-11-28 10:37:17,324 INFO L478 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 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-28 10:37:17,325 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:37:17,326 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,329 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,335 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,335 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:37 [2018-11-28 10:37:17,361 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,363 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,375 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,375 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-11-28 10:37:17,375 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,384 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,384 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:46, output treesize:39 [2018-11-28 10:37:17,417 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,419 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2018-11-28 10:37:17,421 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,422 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 31 [2018-11-28 10:37:17,422 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,430 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,439 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,439 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:50, output treesize:47 [2018-11-28 10:37:17,513 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,515 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,517 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,519 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,523 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 94 [2018-11-28 10:37:17,526 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:37:17,526 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,537 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,543 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,543 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:85, output treesize:58 [2018-11-28 10:37:17,567 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,568 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,570 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,571 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,576 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 88 [2018-11-28 10:37:17,578 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:37:17,578 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,589 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,596 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,596 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:79, output treesize:67 [2018-11-28 10:37:17,627 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,630 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,635 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 81 [2018-11-28 10:37:17,638 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,639 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 39 [2018-11-28 10:37:17,639 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,650 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,658 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:17,658 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:99, output treesize:87 [2018-11-28 10:37:17,731 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,733 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,734 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,735 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 95 [2018-11-28 10:37:17,743 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,753 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 107 treesize of output 144 [2018-11-28 10:37:17,754 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:37:17,773 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:17,780 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:17,781 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:96 [2018-11-28 10:37:17,869 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,870 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,876 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 89 [2018-11-28 10:37:17,878 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:17,893 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 70 treesize of output 99 [2018-11-28 10:37:17,895 INFO L267 ElimStorePlain]: Start of recursive call 3: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 7 xjuncts. [2018-11-28 10:37:17,989 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2018-11-28 10:37:18,081 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 18 dim-0 vars, and 6 xjuncts. [2018-11-28 10:37:18,081 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:111, output treesize:537 [2018-11-28 10:37:28,220 WARN L180 SmtUtils]: Spent 10.07 s on a formula simplification. DAG size of input: 176 DAG size of output: 67 [2018-11-28 10:37:28,284 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:28,285 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:28,287 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 90 [2018-11-28 10:37:28,295 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:28,297 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:28,322 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 114 [2018-11-28 10:37:28,323 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-11-28 10:37:28,338 INFO L267 ElimStorePlain]: Start of recursive call 3: 33 dim-0 vars, End of recursive call: 33 dim-0 vars, and 38 xjuncts. [2018-11-28 10:37:28,449 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:28,449 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:37:28,449 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:28,476 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 27 [2018-11-28 10:37:28,476 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:28,483 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 43 [2018-11-28 10:37:28,484 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:28,491 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 26 [2018-11-28 10:37:28,491 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:28,515 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-28 10:37:28,538 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-11-28 10:37:28,539 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:156, output treesize:36 [2018-11-28 10:37:28,607 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:37:28,622 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:37:28,622 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 24] total 40 [2018-11-28 10:37:28,622 INFO L459 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-11-28 10:37:28,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-11-28 10:37:28,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1408, Unknown=0, NotChecked=0, Total=1560 [2018-11-28 10:37:28,623 INFO L87 Difference]: Start difference. First operand 272 states and 321 transitions. Second operand 40 states. [2018-11-28 10:37:30,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:37:30,045 INFO L93 Difference]: Finished difference Result 323 states and 366 transitions. [2018-11-28 10:37:30,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-11-28 10:37:30,045 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 52 [2018-11-28 10:37:30,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:37:30,046 INFO L225 Difference]: With dead ends: 323 [2018-11-28 10:37:30,046 INFO L226 Difference]: Without dead ends: 323 [2018-11-28 10:37:30,046 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 31 SyntacticMatches, 8 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1192 ImplicationChecksByTransitivity, 11.7s TimeCoverageRelationStatistics Valid=456, Invalid=3450, Unknown=0, NotChecked=0, Total=3906 [2018-11-28 10:37:30,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2018-11-28 10:37:30,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 271. [2018-11-28 10:37:30,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2018-11-28 10:37:30,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 319 transitions. [2018-11-28 10:37:30,049 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 319 transitions. Word has length 52 [2018-11-28 10:37:30,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:37:30,049 INFO L480 AbstractCegarLoop]: Abstraction has 271 states and 319 transitions. [2018-11-28 10:37:30,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-11-28 10:37:30,049 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 319 transitions. [2018-11-28 10:37:30,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 10:37:30,049 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:37:30,049 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:37:30,049 INFO L423 AbstractCegarLoop]: === Iteration 31 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:37:30,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:37:30,049 INFO L82 PathProgramCache]: Analyzing trace with hash 1377141755, now seen corresponding path program 1 times [2018-11-28 10:37:30,050 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:37:30,050 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:37:30,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:37:30,050 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 10:37:30,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:37:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:37:30,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-28 10:37:30,111 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:37:30,111 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:37:30,111 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 10:37:30,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 10:37:30,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 10:37:30,111 INFO L87 Difference]: Start difference. First operand 271 states and 319 transitions. Second operand 4 states. [2018-11-28 10:37:30,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:37:30,195 INFO L93 Difference]: Finished difference Result 336 states and 391 transitions. [2018-11-28 10:37:30,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:37:30,195 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2018-11-28 10:37:30,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:37:30,196 INFO L225 Difference]: With dead ends: 336 [2018-11-28 10:37:30,196 INFO L226 Difference]: Without dead ends: 336 [2018-11-28 10:37:30,196 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:37:30,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2018-11-28 10:37:30,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 267. [2018-11-28 10:37:30,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-11-28 10:37:30,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 311 transitions. [2018-11-28 10:37:30,199 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 311 transitions. Word has length 52 [2018-11-28 10:37:30,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:37:30,199 INFO L480 AbstractCegarLoop]: Abstraction has 267 states and 311 transitions. [2018-11-28 10:37:30,199 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 10:37:30,199 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 311 transitions. [2018-11-28 10:37:30,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 10:37:30,200 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:37:30,200 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:37:30,200 INFO L423 AbstractCegarLoop]: === Iteration 32 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:37:30,200 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:37:30,200 INFO L82 PathProgramCache]: Analyzing trace with hash 1377141756, now seen corresponding path program 1 times [2018-11-28 10:37:30,200 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:37:30,200 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:37:30,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:37:30,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:37:30,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:37:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:37:30,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:37:30,353 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:37:30,353 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-28 10:37:30,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-28 10:37:30,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-28 10:37:30,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2018-11-28 10:37:30,353 INFO L87 Difference]: Start difference. First operand 267 states and 311 transitions. Second operand 12 states. [2018-11-28 10:37:30,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:37:30,722 INFO L93 Difference]: Finished difference Result 350 states and 402 transitions. [2018-11-28 10:37:30,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-28 10:37:30,722 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 52 [2018-11-28 10:37:30,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:37:30,723 INFO L225 Difference]: With dead ends: 350 [2018-11-28 10:37:30,723 INFO L226 Difference]: Without dead ends: 350 [2018-11-28 10:37:30,723 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2018-11-28 10:37:30,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2018-11-28 10:37:30,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 273. [2018-11-28 10:37:30,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2018-11-28 10:37:30,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 317 transitions. [2018-11-28 10:37:30,727 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 317 transitions. Word has length 52 [2018-11-28 10:37:30,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:37:30,727 INFO L480 AbstractCegarLoop]: Abstraction has 273 states and 317 transitions. [2018-11-28 10:37:30,727 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-28 10:37:30,727 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 317 transitions. [2018-11-28 10:37:30,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-28 10:37:30,727 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:37:30,728 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:37:30,728 INFO L423 AbstractCegarLoop]: === Iteration 33 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:37:30,728 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:37:30,728 INFO L82 PathProgramCache]: Analyzing trace with hash 1520532252, now seen corresponding path program 1 times [2018-11-28 10:37:30,728 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:37:30,728 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:37:30,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:37:30,729 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:37:30,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:37:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:37:31,492 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:37:31,492 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:37:31,492 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:37:31,503 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:37:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:37:31,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:37:31,586 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:31,588 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:31,589 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:37:31,589 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,597 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,598 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-11-28 10:37:31,622 INFO L478 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 11 treesize of output 8 [2018-11-28 10:37:31,623 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:37:31,623 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,626 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,634 INFO L478 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 11 treesize of output 8 [2018-11-28 10:37:31,637 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:37:31,637 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,641 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,651 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,651 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:37, output treesize:23 [2018-11-28 10:37:31,724 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:31,727 INFO L478 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 0 case distinctions, treesize of input 44 treesize of output 45 [2018-11-28 10:37:31,728 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:37:31,728 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,733 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,742 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:31,744 INFO L478 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 0 case distinctions, treesize of input 27 treesize of output 32 [2018-11-28 10:37:31,745 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 20 treesize of output 19 [2018-11-28 10:37:31,746 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,749 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,753 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,753 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:37 [2018-11-28 10:37:31,756 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:31,759 INFO L478 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 0 case distinctions, treesize of input 21 treesize of output 26 [2018-11-28 10:37:31,761 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:37:31,761 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,765 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,774 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:31,777 INFO L478 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 0 case distinctions, treesize of input 51 treesize of output 52 [2018-11-28 10:37:31,778 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:37:31,778 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,784 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,791 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,791 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:63, output treesize:59 [2018-11-28 10:37:31,821 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:37:31,821 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,835 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:31,836 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:31,837 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:31,837 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-11-28 10:37:31,837 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,851 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,851 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:79, output treesize:84 [2018-11-28 10:37:31,894 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 38 [2018-11-28 10:37:31,896 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:31,896 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 35 [2018-11-28 10:37:31,896 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,903 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,922 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:31,925 INFO L478 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 0 case distinctions, treesize of input 72 treesize of output 71 [2018-11-28 10:37:31,927 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:31,928 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 27 [2018-11-28 10:37:31,928 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,938 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,952 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:31,952 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:108, output treesize:124 [2018-11-28 10:37:32,075 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,076 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,082 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 178 [2018-11-28 10:37:32,084 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:37:32,084 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,101 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,121 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,126 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 170 [2018-11-28 10:37:32,127 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:37:32,127 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,139 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,153 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,153 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:217, output treesize:148 [2018-11-28 10:37:32,185 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,186 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,192 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 180 [2018-11-28 10:37:32,194 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:37:32,194 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,209 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,229 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,233 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 160 [2018-11-28 10:37:32,235 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:37:32,235 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,251 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,267 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,267 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:198, output treesize:166 [2018-11-28 10:37:32,323 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 312 treesize of output 257 [2018-11-28 10:37:32,325 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,326 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 52 treesize of output 95 [2018-11-28 10:37:32,326 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,347 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,373 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 264 treesize of output 246 [2018-11-28 10:37:32,375 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,376 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 52 treesize of output 95 [2018-11-28 10:37:32,376 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,392 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,410 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,410 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:317, output treesize:270 [2018-11-28 10:37:32,464 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,465 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,465 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 57 [2018-11-28 10:37:32,465 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,498 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,499 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,500 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,501 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,501 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 73 [2018-11-28 10:37:32,501 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,521 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,521 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:281, output treesize:256 [2018-11-28 10:37:32,572 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,582 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 241 [2018-11-28 10:37:32,584 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:37:32,584 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,605 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,630 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,639 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 242 treesize of output 266 [2018-11-28 10:37:32,641 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:37:32,641 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,660 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,680 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,681 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:278, output treesize:270 [2018-11-28 10:37:32,738 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,749 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 257 treesize of output 279 [2018-11-28 10:37:32,751 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,753 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:37:32,753 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,776 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,804 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,814 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 273 treesize of output 254 [2018-11-28 10:37:32,816 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:32,817 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:37:32,818 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,838 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:32,859 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:32,859 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:308, output treesize:270 [2018-11-28 10:37:33,378 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:33,380 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:33,382 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:33,382 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 64 [2018-11-28 10:37:33,382 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:33,408 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:33,408 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:317, output treesize:297 [2018-11-28 10:37:33,500 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 319 treesize of output 229 [2018-11-28 10:37:33,502 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:37:33,502 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:33,521 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 175 treesize of output 153 [2018-11-28 10:37:33,522 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:33,540 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:33,541 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 76 [2018-11-28 10:37:33,541 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:33,559 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:33,559 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-11-28 10:37:33,559 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:33,573 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:33,592 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 84 [2018-11-28 10:37:33,594 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:33,595 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 29 [2018-11-28 10:37:33,595 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:33,606 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:37:33,606 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:33,612 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:33,612 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 17 [2018-11-28 10:37:33,612 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:33,618 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:33,625 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:33,625 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 6 variables, input treesize:333, output treesize:7 [2018-11-28 10:37:33,661 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:37:33,676 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:37:33,676 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 48 [2018-11-28 10:37:33,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-11-28 10:37:33,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-11-28 10:37:33,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=2079, Unknown=3, NotChecked=0, Total=2256 [2018-11-28 10:37:33,677 INFO L87 Difference]: Start difference. First operand 273 states and 317 transitions. Second operand 48 states. [2018-11-28 10:37:35,353 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 113 [2018-11-28 10:37:35,751 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 113 [2018-11-28 10:37:36,184 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 116 [2018-11-28 10:37:36,514 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 123 [2018-11-28 10:37:36,715 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 121 [2018-11-28 10:37:37,204 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 127 [2018-11-28 10:37:37,439 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 121 [2018-11-28 10:37:37,617 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 125 [2018-11-28 10:37:38,065 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 125 [2018-11-28 10:37:38,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:37:38,549 INFO L93 Difference]: Finished difference Result 335 states and 381 transitions. [2018-11-28 10:37:38,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-11-28 10:37:38,549 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 54 [2018-11-28 10:37:38,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:37:38,550 INFO L225 Difference]: With dead ends: 335 [2018-11-28 10:37:38,550 INFO L226 Difference]: Without dead ends: 335 [2018-11-28 10:37:38,550 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 31 SyntacticMatches, 5 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1601 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=735, Invalid=4962, Unknown=3, NotChecked=0, Total=5700 [2018-11-28 10:37:38,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2018-11-28 10:37:38,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 273. [2018-11-28 10:37:38,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2018-11-28 10:37:38,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 316 transitions. [2018-11-28 10:37:38,554 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 316 transitions. Word has length 54 [2018-11-28 10:37:38,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:37:38,554 INFO L480 AbstractCegarLoop]: Abstraction has 273 states and 316 transitions. [2018-11-28 10:37:38,554 INFO L481 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-11-28 10:37:38,554 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 316 transitions. [2018-11-28 10:37:38,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-28 10:37:38,555 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:37:38,555 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:37:38,555 INFO L423 AbstractCegarLoop]: === Iteration 34 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:37:38,555 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:37:38,555 INFO L82 PathProgramCache]: Analyzing trace with hash -1009182588, now seen corresponding path program 2 times [2018-11-28 10:37:38,555 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:37:38,555 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:37:38,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:37:38,556 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:37:38,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:37:38,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:37:39,206 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:37:39,206 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:37:39,206 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:37:39,218 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 10:37:39,402 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-28 10:37:39,402 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 10:37:39,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:37:39,412 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,413 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,413 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:37:39,413 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,418 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,418 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21 [2018-11-28 10:37:39,445 INFO L478 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 11 treesize of output 8 [2018-11-28 10:37:39,446 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:37:39,446 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,447 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,455 INFO L478 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 11 treesize of output 8 [2018-11-28 10:37:39,456 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:37:39,456 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,458 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,463 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,464 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:40, output treesize:33 [2018-11-28 10:37:39,492 INFO L478 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 15 treesize of output 11 [2018-11-28 10:37:39,493 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:37:39,493 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,494 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,500 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,500 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:36 [2018-11-28 10:37:39,555 INFO L478 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 0 case distinctions, treesize of input 27 treesize of output 28 [2018-11-28 10:37:39,556 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:37:39,556 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,558 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,564 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,564 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:57, output treesize:28 [2018-11-28 10:37:39,590 INFO L478 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 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-28 10:37:39,591 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:37:39,592 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,595 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,601 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,601 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:37 [2018-11-28 10:37:39,634 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,634 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,635 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,635 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-11-28 10:37:39,635 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,643 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,644 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:45, output treesize:38 [2018-11-28 10:37:39,677 INFO L478 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 11 treesize of output 12 [2018-11-28 10:37:39,678 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2018-11-28 10:37:39,678 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,680 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,692 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,693 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 47 [2018-11-28 10:37:39,695 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,696 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 31 [2018-11-28 10:37:39,696 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,703 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,711 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,711 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:57, output treesize:50 [2018-11-28 10:37:39,807 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,808 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,809 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,810 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,814 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 108 [2018-11-28 10:37:39,816 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:37:39,816 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,827 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,838 INFO L478 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 0 case distinctions, treesize of input 42 treesize of output 55 [2018-11-28 10:37:39,840 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 24 treesize of output 23 [2018-11-28 10:37:39,840 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,844 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,851 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,851 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:114, output treesize:68 [2018-11-28 10:37:39,880 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,881 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,882 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,883 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,888 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 102 [2018-11-28 10:37:39,889 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:37:39,890 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,901 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,914 INFO L478 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 0 case distinctions, treesize of input 36 treesize of output 49 [2018-11-28 10:37:39,915 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 18 treesize of output 17 [2018-11-28 10:37:39,915 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,920 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,929 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,929 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:102, output treesize:94 [2018-11-28 10:37:39,970 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,971 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,975 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 159 [2018-11-28 10:37:39,978 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:39,978 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 40 treesize of output 71 [2018-11-28 10:37:39,978 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:39,993 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,007 INFO L478 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 0 case distinctions, treesize of input 120 treesize of output 115 [2018-11-28 10:37:40,008 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,009 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 40 treesize of output 71 [2018-11-28 10:37:40,009 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,017 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,027 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,027 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:185, output treesize:150 [2018-11-28 10:37:40,109 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,109 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,113 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,115 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 144 [2018-11-28 10:37:40,118 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,126 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 158 treesize of output 207 [2018-11-28 10:37:40,127 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:37:40,155 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,170 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,174 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 154 [2018-11-28 10:37:40,176 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:37:40,176 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,185 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,198 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,198 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:176, output treesize:168 [2018-11-28 10:37:40,369 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,370 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,377 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 144 [2018-11-28 10:37:40,379 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,397 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 110 treesize of output 139 [2018-11-28 10:37:40,399 INFO L267 ElimStorePlain]: Start of recursive call 3: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 7 xjuncts. [2018-11-28 10:37:40,512 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2018-11-28 10:37:40,648 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,650 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:40,654 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 139 [2018-11-28 10:37:40,655 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:40,656 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2018-11-28 10:37:40,656 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,674 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,676 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,683 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 168 [2018-11-28 10:37:40,686 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 76 treesize of output 69 [2018-11-28 10:37:40,686 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,705 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,707 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,714 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 149 [2018-11-28 10:37:40,716 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 76 treesize of output 69 [2018-11-28 10:37:40,717 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,734 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,736 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,738 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:40,742 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 145 [2018-11-28 10:37:40,744 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:40,745 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2018-11-28 10:37:40,745 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,766 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,768 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,775 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 161 [2018-11-28 10:37:40,777 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 76 treesize of output 69 [2018-11-28 10:37:40,777 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,796 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,798 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:40,800 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:40,804 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 169 [2018-11-28 10:37:40,807 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:40,807 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 71 [2018-11-28 10:37:40,807 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,826 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:40,948 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 12 dim-0 vars, and 6 xjuncts. [2018-11-28 10:37:40,948 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 3 variables, input treesize:194, output treesize:780 [2018-11-28 10:37:41,441 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:41,441 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:41,442 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:41,444 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:41,446 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 229 treesize of output 166 [2018-11-28 10:37:41,448 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:41,448 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 27 [2018-11-28 10:37:41,449 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:41,470 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:41,471 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:41,472 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:41,473 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:41,475 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 70 [2018-11-28 10:37:41,476 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:41,493 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:41,498 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 56 [2018-11-28 10:37:41,499 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-28 10:37:41,521 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-11-28 10:37:41,553 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 68 [2018-11-28 10:37:41,556 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:41,557 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2018-11-28 10:37:41,558 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:41,569 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 3 [2018-11-28 10:37:41,570 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:41,578 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:41,581 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 58 [2018-11-28 10:37:41,583 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:41,584 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-11-28 10:37:41,584 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:41,598 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:41,599 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 6 [2018-11-28 10:37:41,599 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:41,615 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:41,640 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:41,640 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 5 variables, input treesize:242, output treesize:7 [2018-11-28 10:37:41,716 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:37:41,733 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:37:41,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26] total 47 [2018-11-28 10:37:41,734 INFO L459 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-11-28 10:37:41,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-11-28 10:37:41,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=2000, Unknown=0, NotChecked=0, Total=2162 [2018-11-28 10:37:41,734 INFO L87 Difference]: Start difference. First operand 273 states and 316 transitions. Second operand 47 states. [2018-11-28 10:37:44,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:37:44,863 INFO L93 Difference]: Finished difference Result 297 states and 332 transitions. [2018-11-28 10:37:44,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-11-28 10:37:44,864 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 55 [2018-11-28 10:37:44,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:37:44,864 INFO L225 Difference]: With dead ends: 297 [2018-11-28 10:37:44,864 INFO L226 Difference]: Without dead ends: 297 [2018-11-28 10:37:44,864 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 31 SyntacticMatches, 8 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1855 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=601, Invalid=5717, Unknown=2, NotChecked=0, Total=6320 [2018-11-28 10:37:44,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2018-11-28 10:37:44,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 278. [2018-11-28 10:37:44,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-11-28 10:37:44,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 321 transitions. [2018-11-28 10:37:44,866 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 321 transitions. Word has length 55 [2018-11-28 10:37:44,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:37:44,867 INFO L480 AbstractCegarLoop]: Abstraction has 278 states and 321 transitions. [2018-11-28 10:37:44,867 INFO L481 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-11-28 10:37:44,867 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 321 transitions. [2018-11-28 10:37:44,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-28 10:37:44,867 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:37:44,867 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:37:44,867 INFO L423 AbstractCegarLoop]: === Iteration 35 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:37:44,868 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:37:44,868 INFO L82 PathProgramCache]: Analyzing trace with hash 566505925, now seen corresponding path program 1 times [2018-11-28 10:37:44,868 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:37:44,868 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:37:44,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:37:44,868 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 10:37:44,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:37:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:37:45,363 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:37:45,363 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:37:45,363 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:37:45,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:37:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:37:45,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:37:45,402 INFO L478 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 13 treesize of output 10 [2018-11-28 10:37:45,406 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:37:45,406 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,408 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,417 INFO L478 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 13 treesize of output 10 [2018-11-28 10:37:45,418 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:37:45,419 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,420 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,424 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,424 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:35, output treesize:27 [2018-11-28 10:37:45,430 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,431 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,431 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:37:45,431 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,439 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,439 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:39 [2018-11-28 10:37:45,466 INFO L478 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 21 treesize of output 16 [2018-11-28 10:37:45,468 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,468 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 16 treesize of output 23 [2018-11-28 10:37:45,468 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,472 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,484 INFO L478 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 21 treesize of output 16 [2018-11-28 10:37:45,486 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,487 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 16 treesize of output 23 [2018-11-28 10:37:45,487 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,491 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,498 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,499 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:61, output treesize:51 [2018-11-28 10:37:45,585 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,588 INFO L478 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 0 case distinctions, treesize of input 43 treesize of output 48 [2018-11-28 10:37:45,589 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 20 treesize of output 19 [2018-11-28 10:37:45,590 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,595 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,608 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,611 INFO L478 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 0 case distinctions, treesize of input 53 treesize of output 54 [2018-11-28 10:37:45,612 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:37:45,612 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,618 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,627 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,627 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:103, output treesize:65 [2018-11-28 10:37:45,630 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,633 INFO L478 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 0 case distinctions, treesize of input 37 treesize of output 42 [2018-11-28 10:37:45,635 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:37:45,635 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,644 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,659 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,664 INFO L478 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 0 case distinctions, treesize of input 60 treesize of output 61 [2018-11-28 10:37:45,665 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:37:45,665 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,673 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,686 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,686 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:91, output treesize:87 [2018-11-28 10:37:45,725 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,726 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,727 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,727 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-11-28 10:37:45,727 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,739 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,739 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:92, output treesize:85 [2018-11-28 10:37:45,779 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 54 [2018-11-28 10:37:45,781 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,782 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 35 [2018-11-28 10:37:45,783 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,792 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,809 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,811 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,812 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 89 [2018-11-28 10:37:45,815 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,816 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 35 [2018-11-28 10:37:45,816 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,827 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,840 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,841 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:107, output treesize:93 [2018-11-28 10:37:45,942 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,943 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,943 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,950 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 138 [2018-11-28 10:37:45,952 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:37:45,952 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,964 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,978 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,979 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,980 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:45,984 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 114 [2018-11-28 10:37:45,986 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:37:45,986 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:45,995 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:46,005 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:46,005 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:152, output treesize:102 [2018-11-28 10:37:46,034 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,035 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,036 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,038 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,042 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 124 [2018-11-28 10:37:46,044 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:37:46,044 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:46,056 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:46,079 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,080 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,085 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 112 [2018-11-28 10:37:46,086 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:37:46,086 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:46,097 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:46,109 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:46,109 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:140, output treesize:120 [2018-11-28 10:37:46,152 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,153 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,159 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 161 [2018-11-28 10:37:46,161 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,161 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:37:46,161 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:46,177 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:46,196 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,201 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 165 [2018-11-28 10:37:46,203 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,203 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:37:46,204 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:46,218 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:46,232 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:46,233 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:211, output treesize:179 [2018-11-28 10:37:46,283 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:37:46,283 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:46,299 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:46,300 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:185, output treesize:184 [2018-11-28 10:37:46,353 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,360 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,390 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 171 treesize of output 179 [2018-11-28 10:37:46,391 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-28 10:37:46,402 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,404 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 196 [2018-11-28 10:37:46,404 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:46,676 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:46,685 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 142 [2018-11-28 10:37:46,686 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:37:46,880 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:47,067 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 168 treesize of output 167 [2018-11-28 10:37:47,068 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:47,193 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:47,512 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:47,520 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 157 treesize of output 158 [2018-11-28 10:37:47,521 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:37:47,633 INFO L267 ElimStorePlain]: Start of recursive call 2: 8 dim-1 vars, End of recursive call: 5 dim-0 vars, and 5 xjuncts. [2018-11-28 10:37:47,751 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:47,759 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 162 [2018-11-28 10:37:47,761 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 29 [2018-11-28 10:37:47,762 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:47,784 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:47,787 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:47,819 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 194 treesize of output 225 [2018-11-28 10:37:47,819 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-28 10:37:47,829 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 10:37:47,829 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:48,091 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 191 treesize of output 190 [2018-11-28 10:37:48,092 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:48,255 INFO L267 ElimStorePlain]: Start of recursive call 11: 10 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:48,258 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:48,267 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 182 [2018-11-28 10:37:48,269 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:48,271 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 98 [2018-11-28 10:37:48,272 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:48,299 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:48,307 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 139 [2018-11-28 10:37:48,309 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:48,309 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 43 [2018-11-28 10:37:48,309 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:48,331 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:48,335 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:48,339 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 157 [2018-11-28 10:37:48,342 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:48,342 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 119 [2018-11-28 10:37:48,342 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:48,363 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:48,493 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 10 dim-0 vars, and 5 xjuncts. [2018-11-28 10:37:48,493 INFO L202 ElimStorePlain]: Needed 19 recursive calls to eliminate 3 variables, input treesize:206, output treesize:794 [2018-11-28 10:37:48,746 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2018-11-28 10:37:48,761 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 183 [2018-11-28 10:37:48,763 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:48,764 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:48,766 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:48,768 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 58 [2018-11-28 10:37:48,768 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:48,799 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:48,961 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 155 [2018-11-28 10:37:48,963 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:48,964 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:48,964 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:48,966 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 81 [2018-11-28 10:37:48,966 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:48,991 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:49,125 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:49,134 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:49,163 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 236 treesize of output 242 [2018-11-28 10:37:49,164 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-28 10:37:49,180 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 10:37:49,180 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:49,798 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:50,835 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:50,837 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 231 treesize of output 223 [2018-11-28 10:37:50,837 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:51,228 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:51,229 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:51,247 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 196 treesize of output 205 [2018-11-28 10:37:51,249 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-11-28 10:37:51,715 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:51,716 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:51,731 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 218 treesize of output 234 [2018-11-28 10:37:51,732 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 4 xjuncts. [2018-11-28 10:37:52,126 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:52,127 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:52,145 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 220 treesize of output 221 [2018-11-28 10:37:52,146 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-11-28 10:37:52,588 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:37:52,967 INFO L267 ElimStorePlain]: Start of recursive call 6: 8 dim-1 vars, End of recursive call: 5 dim-0 vars, and 9 xjuncts. [2018-11-28 10:37:53,580 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:53,615 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 217 treesize of output 246 [2018-11-28 10:37:53,615 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-28 10:37:53,627 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 10:37:53,627 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:54,357 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:54,358 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:54,369 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 195 treesize of output 195 [2018-11-28 10:37:54,370 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 4 xjuncts. [2018-11-28 10:37:55,282 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:55,283 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 212 treesize of output 204 [2018-11-28 10:37:55,284 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:55,924 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:55,925 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:55,937 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 175 treesize of output 191 [2018-11-28 10:37:55,938 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 4 xjuncts. [2018-11-28 10:37:56,226 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:56,234 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 209 treesize of output 215 [2018-11-28 10:37:56,235 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:56,881 INFO L267 ElimStorePlain]: Start of recursive call 14: 10 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-11-28 10:37:56,883 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:56,891 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 189 [2018-11-28 10:37:56,893 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:56,894 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:56,895 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 195 [2018-11-28 10:37:56,896 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:56,918 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:56,927 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 169 [2018-11-28 10:37:56,929 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:56,930 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:56,930 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:56,933 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 166 [2018-11-28 10:37:56,933 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:56,963 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:56,966 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:56,974 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 181 [2018-11-28 10:37:56,976 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:56,977 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:56,977 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:56,979 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 42 [2018-11-28 10:37:56,979 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:57,002 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:57,005 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,012 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 202 [2018-11-28 10:37:57,014 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,016 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,016 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:57,018 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 66 [2018-11-28 10:37:57,018 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:57,051 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:57,059 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 170 [2018-11-28 10:37:57,062 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,063 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,064 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,066 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 82 [2018-11-28 10:37:57,066 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:57,095 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:57,098 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,108 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 198 [2018-11-28 10:37:57,112 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,120 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 66 [2018-11-28 10:37:57,120 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 2 xjuncts. [2018-11-28 10:37:57,161 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:37:57,163 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,171 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 193 [2018-11-28 10:37:57,174 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,175 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,176 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,179 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 51 [2018-11-28 10:37:57,179 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:57,206 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:57,209 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,219 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 281 treesize of output 258 [2018-11-28 10:37:57,224 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,225 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,240 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 190 treesize of output 206 [2018-11-28 10:37:57,241 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 4 xjuncts. [2018-11-28 10:37:57,353 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-28 10:37:57,995 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 175 [2018-11-28 10:37:57,997 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,998 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:57,998 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:58,000 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 42 [2018-11-28 10:37:58,001 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:58,030 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:58,441 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 140 [2018-11-28 10:37:58,443 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:58,444 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:58,444 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:37:58,446 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 42 [2018-11-28 10:37:58,446 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:58,468 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:37:58,836 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 6 dim-2 vars, End of recursive call: 17 dim-0 vars, and 12 xjuncts. [2018-11-28 10:37:58,836 INFO L202 ElimStorePlain]: Needed 39 recursive calls to eliminate 11 variables, input treesize:594, output treesize:1865 [2018-11-28 10:37:59,307 WARN L180 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 183 [2018-11-28 10:37:59,557 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-11-28 10:37:59,573 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:59,574 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:59,574 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 212 [2018-11-28 10:37:59,575 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:37:59,702 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:59,703 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:37:59,703 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 119 [2018-11-28 10:37:59,704 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:00,027 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:00,028 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:00,028 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 132 [2018-11-28 10:38:00,029 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:00,133 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:00,134 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:00,135 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 162 [2018-11-28 10:38:00,135 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:00,236 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 6 dim-1 vars, End of recursive call: 5 dim-0 vars, and 4 xjuncts. [2018-11-28 10:38:00,236 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 15 variables, input treesize:922, output treesize:590 [2018-11-28 10:38:00,688 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2018-11-28 10:38:00,885 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:00,889 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:00,891 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:00,906 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 247 treesize of output 242 [2018-11-28 10:38:00,910 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:00,912 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:00,918 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 235 treesize of output 290 [2018-11-28 10:38:00,918 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:01,051 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:01,060 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 199 treesize of output 257 [2018-11-28 10:38:01,061 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-11-28 10:38:01,200 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-11-28 10:38:01,990 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:01,992 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:01,993 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 213 treesize of output 233 [2018-11-28 10:38:01,997 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:01,997 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 79 [2018-11-28 10:38:01,997 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:02,039 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:02,722 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:02,741 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 248 treesize of output 257 [2018-11-28 10:38:02,751 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 248 treesize of output 252 [2018-11-28 10:38:02,751 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-11-28 10:38:02,893 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 235 treesize of output 223 [2018-11-28 10:38:02,893 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:02,963 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:38:02,966 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:02,969 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:02,971 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:02,973 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 227 [2018-11-28 10:38:02,978 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 43 [2018-11-28 10:38:02,978 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:03,000 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:03,002 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:03,009 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 233 treesize of output 217 [2018-11-28 10:38:03,018 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 39 [2018-11-28 10:38:03,018 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-11-28 10:38:03,044 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:38:03,047 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:03,047 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:03,067 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 210 treesize of output 227 [2018-11-28 10:38:03,072 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:03,079 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 214 treesize of output 222 [2018-11-28 10:38:03,079 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-11-28 10:38:03,222 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 197 treesize of output 185 [2018-11-28 10:38:03,223 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:03,292 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:38:03,758 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:03,759 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:03,761 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:03,765 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 199 treesize of output 197 [2018-11-28 10:38:03,768 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:03,769 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:03,774 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 113 treesize of output 163 [2018-11-28 10:38:03,774 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:03,794 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:04,197 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:04,202 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 200 treesize of output 200 [2018-11-28 10:38:04,204 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 30 treesize of output 17 [2018-11-28 10:38:04,205 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:04,220 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:04,519 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 159 [2018-11-28 10:38:04,521 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:04,522 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 51 [2018-11-28 10:38:04,523 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:04,544 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:04,806 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 148 [2018-11-28 10:38:04,809 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:04,809 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 32 treesize of output 51 [2018-11-28 10:38:04,809 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:04,829 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:05,054 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:05,059 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 172 [2018-11-28 10:38:05,062 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:05,062 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:38:05,064 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 76 [2018-11-28 10:38:05,064 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:05,085 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:05,276 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 8 dim-2 vars, End of recursive call: 11 dim-0 vars, and 7 xjuncts. [2018-11-28 10:38:05,276 INFO L202 ElimStorePlain]: Needed 26 recursive calls to eliminate 16 variables, input treesize:829, output treesize:1371 [2018-11-28 10:38:05,748 WARN L180 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 125 [2018-11-28 10:38:06,716 WARN L180 SmtUtils]: Spent 875.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-11-28 10:38:06,726 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:06,726 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:06,727 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:06,730 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 178 [2018-11-28 10:38:06,731 INFO L478 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 35 treesize of output 23 [2018-11-28 10:38:06,732 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:06,746 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:38:06,746 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:06,756 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 68 [2018-11-28 10:38:06,756 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:06,763 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:06,864 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:06,867 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 149 [2018-11-28 10:38:06,869 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:06,869 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:38:06,869 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:06,888 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 64 [2018-11-28 10:38:06,888 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:06,902 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:06,903 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 60 [2018-11-28 10:38:06,903 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:06,914 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:07,004 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:07,007 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:07,015 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 2 case distinctions, treesize of input 240 treesize of output 201 [2018-11-28 10:38:07,037 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 178 treesize of output 238 [2018-11-28 10:38:07,045 INFO L267 ElimStorePlain]: Start of recursive call 11: 33 dim-0 vars, End of recursive call: 33 dim-0 vars, and 16 xjuncts. [2018-11-28 10:38:07,717 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:07,723 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:07,743 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 156 treesize of output 244 [2018-11-28 10:38:07,743 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-28 10:38:07,745 INFO L267 ElimStorePlain]: Start of recursive call 12: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-28 10:38:08,494 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,494 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 139 [2018-11-28 10:38:08,494 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,496 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,496 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 169 [2018-11-28 10:38:08,497 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,499 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,499 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 157 [2018-11-28 10:38:08,499 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,501 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,501 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 163 [2018-11-28 10:38:08,502 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,503 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,504 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 155 [2018-11-28 10:38:08,504 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,506 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,507 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 151 [2018-11-28 10:38:08,507 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,509 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,509 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 163 [2018-11-28 10:38:08,509 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,511 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,512 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 165 [2018-11-28 10:38:08,512 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,516 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,516 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 133 [2018-11-28 10:38:08,517 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,519 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,519 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 141 [2018-11-28 10:38:08,519 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,521 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,521 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 123 [2018-11-28 10:38:08,522 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,540 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,541 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 163 [2018-11-28 10:38:08,541 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,543 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,543 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 149 [2018-11-28 10:38:08,544 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,555 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,555 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 141 [2018-11-28 10:38:08,555 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,557 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,558 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 157 [2018-11-28 10:38:08,558 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:08,580 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:08,581 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 165 [2018-11-28 10:38:08,582 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:09,275 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,276 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,276 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,278 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 132 [2018-11-28 10:38:09,279 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:09,281 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 112 [2018-11-28 10:38:09,282 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:09,284 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,285 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,286 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,290 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 157 treesize of output 160 [2018-11-28 10:38:09,291 INFO L267 ElimStorePlain]: Start of recursive call 31: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:09,293 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 104 [2018-11-28 10:38:09,294 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:09,296 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,296 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,297 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,297 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,298 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 150 [2018-11-28 10:38:09,299 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:09,301 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,301 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,302 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,304 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 132 [2018-11-28 10:38:09,304 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:09,306 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,307 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,308 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,313 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 143 treesize of output 146 [2018-11-28 10:38:09,313 INFO L267 ElimStorePlain]: Start of recursive call 35: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:09,315 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,317 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,317 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,322 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 159 treesize of output 160 [2018-11-28 10:38:09,323 INFO L267 ElimStorePlain]: Start of recursive call 36: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:09,325 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,325 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,326 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,328 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 152 [2018-11-28 10:38:09,328 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:09,330 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,331 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,332 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,333 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 140 [2018-11-28 10:38:09,334 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:09,336 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,342 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 144 [2018-11-28 10:38:09,343 INFO L267 ElimStorePlain]: Start of recursive call 39: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:09,350 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,356 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 157 treesize of output 150 [2018-11-28 10:38:09,357 INFO L267 ElimStorePlain]: Start of recursive call 40: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:09,359 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,364 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 159 treesize of output 152 [2018-11-28 10:38:09,365 INFO L267 ElimStorePlain]: Start of recursive call 41: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:09,373 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,373 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,378 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 163 treesize of output 160 [2018-11-28 10:38:09,379 INFO L267 ElimStorePlain]: Start of recursive call 42: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:09,382 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,382 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 122 [2018-11-28 10:38:09,383 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:09,385 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,386 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,387 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:09,389 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 146 [2018-11-28 10:38:09,389 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:10,608 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 171 [2018-11-28 10:38:10,608 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:11,698 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 123 [2018-11-28 10:38:11,699 INFO L267 ElimStorePlain]: Start of recursive call 46: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:12,790 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 94 [2018-11-28 10:38:12,791 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:13,873 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:13,873 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 88 [2018-11-28 10:38:13,874 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:14,940 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 153 [2018-11-28 10:38:14,940 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:16,008 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:16,009 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 119 [2018-11-28 10:38:16,010 INFO L267 ElimStorePlain]: Start of recursive call 50: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:17,065 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 114 [2018-11-28 10:38:17,066 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:17,067 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:17,068 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 94 [2018-11-28 10:38:17,068 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:17,071 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 136 [2018-11-28 10:38:17,071 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:17,073 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:17,073 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 136 [2018-11-28 10:38:17,074 INFO L267 ElimStorePlain]: Start of recursive call 54: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:18,116 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:18,117 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 84 [2018-11-28 10:38:18,117 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:19,140 INFO L267 ElimStorePlain]: Start of recursive call 10: 12 dim-1 vars, End of recursive call: 66 dim-0 vars, and 29 xjuncts. [2018-11-28 10:38:20,230 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 58 [2018-11-28 10:38:20,231 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 21 [2018-11-28 10:38:20,232 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,241 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,243 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 6 [2018-11-28 10:38:20,243 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,251 INFO L267 ElimStorePlain]: Start of recursive call 56: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,259 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 90 [2018-11-28 10:38:20,261 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 86 treesize of output 75 [2018-11-28 10:38:20,261 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,293 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,293 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 69 [2018-11-28 10:38:20,293 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,321 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 41 [2018-11-28 10:38:20,321 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,345 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 41 treesize of output 37 [2018-11-28 10:38:20,345 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,367 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,369 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 68 [2018-11-28 10:38:20,370 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,394 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 39 [2018-11-28 10:38:20,395 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,415 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,415 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2018-11-28 10:38:20,415 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,428 INFO L267 ElimStorePlain]: Start of recursive call 59: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,429 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,431 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,437 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 132 treesize of output 106 [2018-11-28 10:38:20,443 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 102 treesize of output 98 [2018-11-28 10:38:20,443 INFO L267 ElimStorePlain]: Start of recursive call 68: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:20,507 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,507 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 74 [2018-11-28 10:38:20,507 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,565 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 44 [2018-11-28 10:38:20,565 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,624 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 78 [2018-11-28 10:38:20,625 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 2 xjuncts. [2018-11-28 10:38:20,627 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 58 [2018-11-28 10:38:20,627 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,675 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,675 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 52 [2018-11-28 10:38:20,676 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,677 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,678 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 52 [2018-11-28 10:38:20,678 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,719 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 46 treesize of output 41 [2018-11-28 10:38:20,719 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,720 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 46 treesize of output 41 [2018-11-28 10:38:20,720 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,753 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,754 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,754 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 44 [2018-11-28 10:38:20,754 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,769 INFO L267 ElimStorePlain]: Start of recursive call 67: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,770 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,772 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,777 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 112 treesize of output 100 [2018-11-28 10:38:20,780 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,780 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 86 [2018-11-28 10:38:20,780 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,817 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 44 [2018-11-28 10:38:20,817 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,846 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,847 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 86 [2018-11-28 10:38:20,847 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,874 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,875 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,875 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 44 [2018-11-28 10:38:20,875 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,902 INFO L267 ElimStorePlain]: Start of recursive call 78: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,910 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 90 [2018-11-28 10:38:20,912 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 62 [2018-11-28 10:38:20,913 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,941 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,941 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 62 [2018-11-28 10:38:20,942 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,968 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 36 [2018-11-28 10:38:20,968 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:20,993 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:20,994 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 36 [2018-11-28 10:38:20,994 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,021 INFO L267 ElimStorePlain]: Start of recursive call 83: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,023 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,030 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 114 treesize of output 94 [2018-11-28 10:38:21,032 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 90 treesize of output 78 [2018-11-28 10:38:21,032 INFO L267 ElimStorePlain]: Start of recursive call 89: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:21,067 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 72 treesize of output 67 [2018-11-28 10:38:21,067 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,096 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,097 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 61 [2018-11-28 10:38:21,097 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,125 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 37 [2018-11-28 10:38:21,125 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,149 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,150 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 66 [2018-11-28 10:38:21,150 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,173 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 39 [2018-11-28 10:38:21,173 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,195 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,195 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2018-11-28 10:38:21,195 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,211 INFO L267 ElimStorePlain]: Start of recursive call 88: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,213 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,223 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 114 [2018-11-28 10:38:21,225 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 72 [2018-11-28 10:38:21,226 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,305 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 96 treesize of output 84 [2018-11-28 10:38:21,305 INFO L267 ElimStorePlain]: Start of recursive call 98: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:21,376 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,376 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 94 [2018-11-28 10:38:21,377 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,447 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,447 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 76 [2018-11-28 10:38:21,447 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,514 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,515 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,516 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,518 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 52 [2018-11-28 10:38:21,519 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,582 INFO L267 ElimStorePlain]: Start of recursive call 96: 12 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,583 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,585 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,591 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 104 treesize of output 90 [2018-11-28 10:38:21,593 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,593 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 80 [2018-11-28 10:38:21,594 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,630 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,631 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 72 [2018-11-28 10:38:21,631 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,664 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 70 treesize of output 59 [2018-11-28 10:38:21,664 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,692 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 59 treesize of output 53 [2018-11-28 10:38:21,692 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,716 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,716 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,717 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 64 [2018-11-28 10:38:21,717 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,737 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 31 [2018-11-28 10:38:21,737 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,755 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 27 [2018-11-28 10:38:21,755 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,767 INFO L267 ElimStorePlain]: Start of recursive call 102: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,768 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,770 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,775 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 104 treesize of output 90 [2018-11-28 10:38:21,781 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 88 [2018-11-28 10:38:21,782 INFO L267 ElimStorePlain]: Start of recursive call 111: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:21,838 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 56 [2018-11-28 10:38:21,838 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,889 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,889 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 50 [2018-11-28 10:38:21,889 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,938 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 76 treesize of output 71 [2018-11-28 10:38:21,938 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,940 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 70 treesize of output 65 [2018-11-28 10:38:21,940 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:21,999 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:21,999 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 59 [2018-11-28 10:38:21,999 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,001 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,001 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 65 [2018-11-28 10:38:22,002 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,053 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 55 [2018-11-28 10:38:22,054 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 2 xjuncts. [2018-11-28 10:38:22,055 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 35 [2018-11-28 10:38:22,055 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,090 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,091 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,091 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 44 [2018-11-28 10:38:22,091 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,105 INFO L267 ElimStorePlain]: Start of recursive call 110: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,107 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,115 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 114 treesize of output 94 [2018-11-28 10:38:22,117 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 66 [2018-11-28 10:38:22,117 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,152 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 62 treesize of output 53 [2018-11-28 10:38:22,152 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,181 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 53 treesize of output 49 [2018-11-28 10:38:22,181 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,209 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,210 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 37 [2018-11-28 10:38:22,210 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,237 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,240 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 66 [2018-11-28 10:38:22,240 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,263 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 39 [2018-11-28 10:38:22,263 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,288 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,290 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2018-11-28 10:38:22,290 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,305 INFO L267 ElimStorePlain]: Start of recursive call 121: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,314 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 90 [2018-11-28 10:38:22,317 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 58 [2018-11-28 10:38:22,317 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,349 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 62 [2018-11-28 10:38:22,349 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,380 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 62 treesize of output 53 [2018-11-28 10:38:22,380 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,412 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,413 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2018-11-28 10:38:22,413 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,444 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 41 treesize of output 37 [2018-11-28 10:38:22,444 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,473 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,474 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 42 [2018-11-28 10:38:22,475 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,507 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,511 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 36 [2018-11-28 10:38:22,511 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,527 INFO L267 ElimStorePlain]: Start of recursive call 129: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,542 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 70 [2018-11-28 10:38:22,547 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,549 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 60 [2018-11-28 10:38:22,550 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,587 INFO L478 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 54 treesize of output 48 [2018-11-28 10:38:22,587 INFO L267 ElimStorePlain]: Start of recursive call 139: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:22,620 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 43 [2018-11-28 10:38:22,621 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,657 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2018-11-28 10:38:22,657 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,687 INFO L478 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 62 treesize of output 56 [2018-11-28 10:38:22,688 INFO L267 ElimStorePlain]: Start of recursive call 142: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:22,724 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 44 [2018-11-28 10:38:22,724 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,751 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,753 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 33 [2018-11-28 10:38:22,754 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,768 INFO L267 ElimStorePlain]: Start of recursive call 137: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,772 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,775 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,781 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 116 treesize of output 104 [2018-11-28 10:38:22,793 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 92 [2018-11-28 10:38:22,793 INFO L267 ElimStorePlain]: Start of recursive call 146: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:22,843 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,845 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,846 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 60 [2018-11-28 10:38:22,847 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,884 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,886 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 37 [2018-11-28 10:38:22,886 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,929 INFO L267 ElimStorePlain]: Start of recursive call 145: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:22,931 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,934 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,944 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 114 treesize of output 106 [2018-11-28 10:38:22,948 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:22,950 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 92 [2018-11-28 10:38:22,950 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,036 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,037 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 84 [2018-11-28 10:38:23,038 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,120 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 82 treesize of output 70 [2018-11-28 10:38:23,121 INFO L267 ElimStorePlain]: Start of recursive call 152: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:23,195 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 54 [2018-11-28 10:38:23,195 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,267 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 50 [2018-11-28 10:38:23,267 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,337 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 50 treesize of output 45 [2018-11-28 10:38:23,337 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,409 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 66 [2018-11-28 10:38:23,409 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,475 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 66 treesize of output 58 [2018-11-28 10:38:23,476 INFO L267 ElimStorePlain]: Start of recursive call 157: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:23,547 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,550 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,551 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 54 [2018-11-28 10:38:23,551 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,607 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,609 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 43 [2018-11-28 10:38:23,610 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,657 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,661 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,663 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,665 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,667 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,669 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 90 [2018-11-28 10:38:23,669 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,712 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 43 [2018-11-28 10:38:23,713 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,748 INFO L267 ElimStorePlain]: Start of recursive call 149: 12 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-28 10:38:23,750 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,758 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 114 treesize of output 94 [2018-11-28 10:38:23,760 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,760 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 84 [2018-11-28 10:38:23,760 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,793 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 72 treesize of output 60 [2018-11-28 10:38:23,794 INFO L267 ElimStorePlain]: Start of recursive call 164: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:23,821 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 42 [2018-11-28 10:38:23,821 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,846 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 42 treesize of output 37 [2018-11-28 10:38:23,846 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,870 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,871 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 66 [2018-11-28 10:38:23,872 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,895 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,895 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 49 [2018-11-28 10:38:23,895 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,919 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 27 [2018-11-28 10:38:23,919 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,931 INFO L267 ElimStorePlain]: Start of recursive call 162: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,933 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,934 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,940 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 112 treesize of output 100 [2018-11-28 10:38:23,946 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:23,947 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 90 [2018-11-28 10:38:23,947 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:23,988 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 80 treesize of output 62 [2018-11-28 10:38:23,989 INFO L267 ElimStorePlain]: Start of recursive call 172: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:24,021 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 46 [2018-11-28 10:38:24,021 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,049 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,050 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 68 [2018-11-28 10:38:24,050 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,077 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 46 treesize of output 41 [2018-11-28 10:38:24,077 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,102 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 44 [2018-11-28 10:38:24,102 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,126 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,126 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,127 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 44 [2018-11-28 10:38:24,127 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,140 INFO L267 ElimStorePlain]: Start of recursive call 170: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,147 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 90 [2018-11-28 10:38:24,149 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 86 treesize of output 74 [2018-11-28 10:38:24,150 INFO L267 ElimStorePlain]: Start of recursive call 179: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:24,181 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 54 [2018-11-28 10:38:24,182 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,209 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,210 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 62 [2018-11-28 10:38:24,210 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,238 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,238 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-11-28 10:38:24,239 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,261 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 36 [2018-11-28 10:38:24,262 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,283 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,284 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 36 [2018-11-28 10:38:24,285 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,301 INFO L267 ElimStorePlain]: Start of recursive call 178: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,303 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,304 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,311 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 104 treesize of output 90 [2018-11-28 10:38:24,313 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,313 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 80 [2018-11-28 10:38:24,313 INFO L267 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,347 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,347 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 72 [2018-11-28 10:38:24,347 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,375 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 70 treesize of output 58 [2018-11-28 10:38:24,376 INFO L267 ElimStorePlain]: Start of recursive call 188: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:24,402 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 40 [2018-11-28 10:38:24,402 INFO L267 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,425 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 40 treesize of output 35 [2018-11-28 10:38:24,426 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,448 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,449 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,449 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 64 [2018-11-28 10:38:24,450 INFO L267 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,469 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 27 [2018-11-28 10:38:24,469 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,480 INFO L267 ElimStorePlain]: Start of recursive call 185: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,482 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,484 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,489 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 124 treesize of output 104 [2018-11-28 10:38:24,496 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 96 [2018-11-28 10:38:24,496 INFO L267 ElimStorePlain]: Start of recursive call 194: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:24,566 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 78 [2018-11-28 10:38:24,567 INFO L267 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 2 xjuncts. [2018-11-28 10:38:24,568 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 58 [2018-11-28 10:38:24,568 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,626 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,627 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,627 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 76 [2018-11-28 10:38:24,628 INFO L267 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,675 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 39 [2018-11-28 10:38:24,675 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,717 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 58 treesize of output 53 [2018-11-28 10:38:24,717 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,719 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 58 treesize of output 53 [2018-11-28 10:38:24,720 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,760 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,760 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2018-11-28 10:38:24,760 INFO L267 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,762 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,762 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2018-11-28 10:38:24,762 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,797 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,798 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2018-11-28 10:38:24,798 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,812 INFO L267 ElimStorePlain]: Start of recursive call 193: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,817 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 66 [2018-11-28 10:38:24,819 INFO L478 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 11 treesize of output 5 [2018-11-28 10:38:24,819 INFO L267 ElimStorePlain]: Start of recursive call 205: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:24,833 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,833 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:38:24,833 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,845 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 3 [2018-11-28 10:38:24,845 INFO L267 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,854 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:38:24,854 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,860 INFO L267 ElimStorePlain]: Start of recursive call 204: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,862 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,865 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,870 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 132 treesize of output 106 [2018-11-28 10:38:24,880 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 102 treesize of output 92 [2018-11-28 10:38:24,880 INFO L267 ElimStorePlain]: Start of recursive call 210: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:24,925 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,925 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 64 [2018-11-28 10:38:24,926 INFO L267 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,954 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 58 treesize of output 49 [2018-11-28 10:38:24,954 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:24,981 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,982 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:24,982 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 78 [2018-11-28 10:38:24,983 INFO L267 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,006 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 49 treesize of output 41 [2018-11-28 10:38:25,007 INFO L267 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,027 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 39 [2018-11-28 10:38:25,027 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,048 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,048 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2018-11-28 10:38:25,049 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,064 INFO L267 ElimStorePlain]: Start of recursive call 209: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,065 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,068 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,072 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 112 treesize of output 104 [2018-11-28 10:38:25,074 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 100 treesize of output 89 [2018-11-28 10:38:25,075 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,114 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,114 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 75 [2018-11-28 10:38:25,115 INFO L267 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,146 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,147 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 68 [2018-11-28 10:38:25,147 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,175 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,176 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,177 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 60 [2018-11-28 10:38:25,177 INFO L267 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,202 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 49 [2018-11-28 10:38:25,202 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,223 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 49 treesize of output 41 [2018-11-28 10:38:25,224 INFO L267 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,243 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2018-11-28 10:38:25,243 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,254 INFO L267 ElimStorePlain]: Start of recursive call 217: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,255 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,257 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,262 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 104 treesize of output 90 [2018-11-28 10:38:25,272 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 82 treesize of output 78 [2018-11-28 10:38:25,273 INFO L267 ElimStorePlain]: Start of recursive call 226: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:25,310 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 82 treesize of output 71 [2018-11-28 10:38:25,310 INFO L267 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,337 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 71 treesize of output 65 [2018-11-28 10:38:25,337 INFO L267 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,363 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 43 [2018-11-28 10:38:25,364 INFO L267 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,389 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,390 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,390 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2018-11-28 10:38:25,390 INFO L267 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,413 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,413 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 37 [2018-11-28 10:38:25,414 INFO L267 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,435 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,435 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2018-11-28 10:38:25,436 INFO L267 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,448 INFO L267 ElimStorePlain]: Start of recursive call 225: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,449 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,451 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,457 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 112 treesize of output 104 [2018-11-28 10:38:25,459 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,459 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 94 [2018-11-28 10:38:25,460 INFO L267 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,499 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 80 treesize of output 69 [2018-11-28 10:38:25,499 INFO L267 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,529 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,530 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,530 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 72 [2018-11-28 10:38:25,531 INFO L267 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,558 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 49 [2018-11-28 10:38:25,558 INFO L267 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,583 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 49 treesize of output 41 [2018-11-28 10:38:25,584 INFO L267 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,606 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,606 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2018-11-28 10:38:25,606 INFO L267 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,626 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2018-11-28 10:38:25,626 INFO L267 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,637 INFO L267 ElimStorePlain]: Start of recursive call 233: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,639 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,641 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,646 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 104 treesize of output 90 [2018-11-28 10:38:25,651 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 88 [2018-11-28 10:38:25,652 INFO L267 ElimStorePlain]: Start of recursive call 242: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:25,709 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,709 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 72 [2018-11-28 10:38:25,709 INFO L267 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,763 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,764 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,764 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 64 [2018-11-28 10:38:25,764 INFO L267 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,813 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 27 [2018-11-28 10:38:25,813 INFO L267 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,846 INFO L267 ElimStorePlain]: Start of recursive call 241: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,854 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 90 [2018-11-28 10:38:25,856 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 62 [2018-11-28 10:38:25,856 INFO L267 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,885 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,885 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2018-11-28 10:38:25,885 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,912 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2018-11-28 10:38:25,912 INFO L267 ElimStorePlain]: Start of recursive call 249: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:25,936 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 42 treesize of output 37 [2018-11-28 10:38:25,937 INFO L267 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,960 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:25,960 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 62 [2018-11-28 10:38:25,961 INFO L267 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:25,982 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 36 [2018-11-28 10:38:25,982 INFO L267 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,003 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,004 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 36 [2018-11-28 10:38:26,004 INFO L267 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,015 INFO L267 ElimStorePlain]: Start of recursive call 246: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,017 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,019 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,028 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 136 treesize of output 126 [2018-11-28 10:38:26,031 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 118 treesize of output 107 [2018-11-28 10:38:26,032 INFO L267 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,125 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 103 treesize of output 91 [2018-11-28 10:38:26,125 INFO L267 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,208 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 82 [2018-11-28 10:38:26,208 INFO L267 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,285 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 59 [2018-11-28 10:38:26,285 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,360 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,361 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 90 [2018-11-28 10:38:26,361 INFO L267 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,434 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,435 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,435 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 82 [2018-11-28 10:38:26,436 INFO L267 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,508 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,508 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 67 [2018-11-28 10:38:26,508 INFO L267 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,575 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 61 treesize of output 53 [2018-11-28 10:38:26,576 INFO L267 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,623 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,625 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,625 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,626 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,627 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,627 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 88 [2018-11-28 10:38:26,627 INFO L267 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,666 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 39 [2018-11-28 10:38:26,666 INFO L267 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,697 INFO L267 ElimStorePlain]: Start of recursive call 254: 12 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,699 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,701 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,706 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 112 treesize of output 100 [2018-11-28 10:38:26,716 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 92 [2018-11-28 10:38:26,717 INFO L267 ElimStorePlain]: Start of recursive call 266: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:26,761 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,761 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 68 [2018-11-28 10:38:26,762 INFO L267 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,792 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 70 treesize of output 61 [2018-11-28 10:38:26,792 INFO L267 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,820 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 44 [2018-11-28 10:38:26,820 INFO L267 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,846 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,846 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-11-28 10:38:26,847 INFO L267 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,871 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 49 treesize of output 41 [2018-11-28 10:38:26,871 INFO L267 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,891 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,892 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,892 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 44 [2018-11-28 10:38:26,893 INFO L267 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,904 INFO L267 ElimStorePlain]: Start of recursive call 265: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,906 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,908 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,913 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 104 treesize of output 90 [2018-11-28 10:38:26,915 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 86 treesize of output 75 [2018-11-28 10:38:26,915 INFO L267 ElimStorePlain]: Start of recursive call 274: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,948 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:26,949 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 65 [2018-11-28 10:38:26,949 INFO L267 ElimStorePlain]: Start of recursive call 275: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:26,978 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 59 treesize of output 53 [2018-11-28 10:38:26,978 INFO L267 ElimStorePlain]: Start of recursive call 276: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:27,005 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 56 [2018-11-28 10:38:27,005 INFO L267 ElimStorePlain]: Start of recursive call 277: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:27,029 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 31 [2018-11-28 10:38:27,029 INFO L267 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:27,052 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:27,053 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 50 [2018-11-28 10:38:27,053 INFO L267 ElimStorePlain]: Start of recursive call 279: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:27,074 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:27,075 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:27,075 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 44 [2018-11-28 10:38:27,075 INFO L267 ElimStorePlain]: Start of recursive call 280: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:27,087 INFO L267 ElimStorePlain]: Start of recursive call 273: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:27,524 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:27,526 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:27,527 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 69 [2018-11-28 10:38:27,529 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:27,531 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:27,538 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 55 [2018-11-28 10:38:27,539 INFO L267 ElimStorePlain]: Start of recursive call 282: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-11-28 10:38:27,550 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 3 [2018-11-28 10:38:27,550 INFO L267 ElimStorePlain]: Start of recursive call 283: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:27,558 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:27,558 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:38:27,559 INFO L267 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:27,564 INFO L267 ElimStorePlain]: Start of recursive call 281: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:27,963 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:27,964 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:27,965 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 152 [2018-11-28 10:38:27,975 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 91 [2018-11-28 10:38:27,976 INFO L267 ElimStorePlain]: Start of recursive call 286: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-11-28 10:38:27,997 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 61 [2018-11-28 10:38:27,998 INFO L267 ElimStorePlain]: Start of recursive call 287: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:28,011 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:28,012 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:38:28,012 INFO L267 ElimStorePlain]: Start of recursive call 288: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:28,022 INFO L267 ElimStorePlain]: Start of recursive call 285: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:28,400 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:28,401 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:28,402 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 60 [2018-11-28 10:38:28,413 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 35 [2018-11-28 10:38:28,414 INFO L267 ElimStorePlain]: Start of recursive call 290: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:28,429 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:28,430 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:38:28,430 INFO L267 ElimStorePlain]: Start of recursive call 291: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:28,437 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-11-28 10:38:28,437 INFO L267 ElimStorePlain]: Start of recursive call 292: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:28,443 INFO L267 ElimStorePlain]: Start of recursive call 289: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:28,804 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 135 [2018-11-28 10:38:28,806 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:28,807 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-11-28 10:38:28,808 INFO L267 ElimStorePlain]: Start of recursive call 294: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:28,827 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 40 [2018-11-28 10:38:28,827 INFO L267 ElimStorePlain]: Start of recursive call 295: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:28,844 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:28,845 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:38:28,845 INFO L267 ElimStorePlain]: Start of recursive call 296: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:28,857 INFO L267 ElimStorePlain]: Start of recursive call 293: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:29,203 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 61 [2018-11-28 10:38:29,207 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:29,207 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:38:29,207 INFO L267 ElimStorePlain]: Start of recursive call 298: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:29,220 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 16 [2018-11-28 10:38:29,220 INFO L267 ElimStorePlain]: Start of recursive call 299: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:29,227 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:29,227 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-28 10:38:29,227 INFO L267 ElimStorePlain]: Start of recursive call 300: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:29,233 INFO L267 ElimStorePlain]: Start of recursive call 297: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:29,552 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:29,554 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:29,556 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 64 [2018-11-28 10:38:29,564 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 36 [2018-11-28 10:38:29,565 INFO L267 ElimStorePlain]: Start of recursive call 302: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-28 10:38:29,574 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:29,574 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 16 treesize of output 14 [2018-11-28 10:38:29,574 INFO L267 ElimStorePlain]: Start of recursive call 303: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:29,579 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:38:29,579 INFO L267 ElimStorePlain]: Start of recursive call 304: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:29,581 INFO L267 ElimStorePlain]: Start of recursive call 301: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:29,631 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 10 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:29,632 INFO L202 ElimStorePlain]: Needed 304 recursive calls to eliminate 21 variables, input treesize:938, output treesize:7 [2018-11-28 10:38:29,711 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:38:29,727 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:38:29,727 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 27] total 43 [2018-11-28 10:38:29,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-11-28 10:38:29,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-11-28 10:38:29,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=232, Invalid=1572, Unknown=2, NotChecked=0, Total=1806 [2018-11-28 10:38:29,727 INFO L87 Difference]: Start difference. First operand 278 states and 321 transitions. Second operand 43 states. [2018-11-28 10:38:31,232 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 115 [2018-11-28 10:38:31,647 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 141 [2018-11-28 10:38:31,985 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 134 [2018-11-28 10:38:32,630 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 139 [2018-11-28 10:38:33,068 WARN L180 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 133 [2018-11-28 10:38:33,378 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 134 [2018-11-28 10:38:33,798 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 137 [2018-11-28 10:38:34,088 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 133 [2018-11-28 10:38:34,419 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 152 [2018-11-28 10:38:38,814 WARN L180 SmtUtils]: Spent 4.19 s on a formula simplification. DAG size of input: 259 DAG size of output: 234 [2018-11-28 10:38:43,867 WARN L180 SmtUtils]: Spent 4.82 s on a formula simplification. DAG size of input: 263 DAG size of output: 238 [2018-11-28 10:38:49,407 WARN L180 SmtUtils]: Spent 5.35 s on a formula simplification. DAG size of input: 234 DAG size of output: 233 [2018-11-28 10:38:51,586 WARN L180 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 220 [2018-11-28 10:38:51,943 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-11-28 10:38:52,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:38:52,732 INFO L93 Difference]: Finished difference Result 401 states and 453 transitions. [2018-11-28 10:38:52,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-11-28 10:38:52,732 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 56 [2018-11-28 10:38:52,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:38:52,733 INFO L225 Difference]: With dead ends: 401 [2018-11-28 10:38:52,733 INFO L226 Difference]: Without dead ends: 401 [2018-11-28 10:38:52,734 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 35 SyntacticMatches, 9 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2191 ImplicationChecksByTransitivity, 24.4s TimeCoverageRelationStatistics Valid=1093, Invalid=6387, Unknown=2, NotChecked=0, Total=7482 [2018-11-28 10:38:52,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2018-11-28 10:38:52,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 306. [2018-11-28 10:38:52,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2018-11-28 10:38:52,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 359 transitions. [2018-11-28 10:38:52,738 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 359 transitions. Word has length 56 [2018-11-28 10:38:52,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:38:52,738 INFO L480 AbstractCegarLoop]: Abstraction has 306 states and 359 transitions. [2018-11-28 10:38:52,738 INFO L481 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-11-28 10:38:52,738 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 359 transitions. [2018-11-28 10:38:52,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-28 10:38:52,738 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:38:52,738 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:38:52,739 INFO L423 AbstractCegarLoop]: === Iteration 36 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:38:52,739 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:38:52,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1380245291, now seen corresponding path program 1 times [2018-11-28 10:38:52,739 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:38:52,739 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:38:52,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:38:52,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:38:52,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:38:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:38:53,205 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-28 10:38:53,205 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:38:53,205 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:38:53,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:38:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:38:53,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:38:53,294 INFO L478 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 13 treesize of output 10 [2018-11-28 10:38:53,295 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:38:53,295 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:53,296 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:53,300 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:53,300 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:14 [2018-11-28 10:38:53,326 INFO L478 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 20 treesize of output 16 [2018-11-28 10:38:53,327 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 16 treesize of output 4 [2018-11-28 10:38:53,327 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:53,328 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:53,330 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:53,330 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:8 [2018-11-28 10:38:53,359 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:38:53,374 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 10:38:53,374 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [20] total 30 [2018-11-28 10:38:53,374 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-11-28 10:38:53,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-11-28 10:38:53,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=761, Unknown=0, NotChecked=0, Total=870 [2018-11-28 10:38:53,374 INFO L87 Difference]: Start difference. First operand 306 states and 359 transitions. Second operand 30 states. [2018-11-28 10:38:55,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:38:55,301 INFO L93 Difference]: Finished difference Result 443 states and 497 transitions. [2018-11-28 10:38:55,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-11-28 10:38:55,301 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 58 [2018-11-28 10:38:55,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:38:55,302 INFO L225 Difference]: With dead ends: 443 [2018-11-28 10:38:55,302 INFO L226 Difference]: Without dead ends: 443 [2018-11-28 10:38:55,302 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 49 SyntacticMatches, 10 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1344 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=973, Invalid=4139, Unknown=0, NotChecked=0, Total=5112 [2018-11-28 10:38:55,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2018-11-28 10:38:55,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 306. [2018-11-28 10:38:55,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2018-11-28 10:38:55,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 358 transitions. [2018-11-28 10:38:55,305 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 358 transitions. Word has length 58 [2018-11-28 10:38:55,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:38:55,305 INFO L480 AbstractCegarLoop]: Abstraction has 306 states and 358 transitions. [2018-11-28 10:38:55,305 INFO L481 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-11-28 10:38:55,305 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 358 transitions. [2018-11-28 10:38:55,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-28 10:38:55,306 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:38:55,306 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:38:55,306 INFO L423 AbstractCegarLoop]: === Iteration 37 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:38:55,306 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:38:55,307 INFO L82 PathProgramCache]: Analyzing trace with hash 407639072, now seen corresponding path program 1 times [2018-11-28 10:38:55,307 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:38:55,307 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:38:55,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:38:55,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:38:55,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:38:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:38:55,864 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:38:55,864 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:38:55,864 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:38:55,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:38:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:38:55,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:38:55,896 INFO L478 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 13 treesize of output 10 [2018-11-28 10:38:55,898 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:38:55,898 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:55,900 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:55,903 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:55,904 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-11-28 10:38:56,033 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 52 [2018-11-28 10:38:56,037 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:56,039 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 43 treesize of output 37 [2018-11-28 10:38:56,040 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,056 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:56,064 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 38 [2018-11-28 10:38:56,064 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-11-28 10:38:56,077 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:38:56,088 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:56,089 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:52, output treesize:52 [2018-11-28 10:38:56,139 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:56,142 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:38:56,144 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-11-28 10:38:56,144 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,155 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:56,155 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:38, output treesize:32 [2018-11-28 10:38:56,216 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 54 [2018-11-28 10:38:56,222 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 45 treesize of output 33 [2018-11-28 10:38:56,222 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,267 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 34 [2018-11-28 10:38:56,268 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-11-28 10:38:56,283 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:38:56,298 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-28 10:38:56,298 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:47, output treesize:50 [2018-11-28 10:38:56,356 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 52 [2018-11-28 10:38:56,359 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 43 treesize of output 42 [2018-11-28 10:38:56,360 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,384 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,391 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:38:56,391 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:45, output treesize:41 [2018-11-28 10:38:56,477 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 60 [2018-11-28 10:38:56,479 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 26 [2018-11-28 10:38:56,479 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,509 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 37 [2018-11-28 10:38:56,509 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,533 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2018-11-28 10:38:56,533 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,556 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 15 [2018-11-28 10:38:56,556 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,579 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 33 [2018-11-28 10:38:56,579 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,600 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 11 [2018-11-28 10:38:56,600 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,616 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2018-11-28 10:38:56,616 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,624 INFO L267 ElimStorePlain]: Start of recursive call 2: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,627 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:38:56,627 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:59, output treesize:10 [2018-11-28 10:38:56,651 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:38:56,671 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:38:56,671 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 14] total 34 [2018-11-28 10:38:56,672 INFO L459 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-11-28 10:38:56,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-11-28 10:38:56,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=997, Unknown=0, NotChecked=0, Total=1122 [2018-11-28 10:38:56,672 INFO L87 Difference]: Start difference. First operand 306 states and 358 transitions. Second operand 34 states. [2018-11-28 10:39:00,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:39:00,052 INFO L93 Difference]: Finished difference Result 777 states and 879 transitions. [2018-11-28 10:39:00,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-11-28 10:39:00,052 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 58 [2018-11-28 10:39:00,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:39:00,054 INFO L225 Difference]: With dead ends: 777 [2018-11-28 10:39:00,054 INFO L226 Difference]: Without dead ends: 777 [2018-11-28 10:39:00,054 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 45 SyntacticMatches, 9 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1561 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=915, Invalid=4937, Unknown=0, NotChecked=0, Total=5852 [2018-11-28 10:39:00,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 777 states. [2018-11-28 10:39:00,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 777 to 411. [2018-11-28 10:39:00,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 411 states. [2018-11-28 10:39:00,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 483 transitions. [2018-11-28 10:39:00,059 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 483 transitions. Word has length 58 [2018-11-28 10:39:00,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:39:00,059 INFO L480 AbstractCegarLoop]: Abstraction has 411 states and 483 transitions. [2018-11-28 10:39:00,059 INFO L481 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-11-28 10:39:00,059 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 483 transitions. [2018-11-28 10:39:00,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 10:39:00,060 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:39:00,060 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:39:00,060 INFO L423 AbstractCegarLoop]: === Iteration 38 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:39:00,060 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:39:00,061 INFO L82 PathProgramCache]: Analyzing trace with hash -830178230, now seen corresponding path program 1 times [2018-11-28 10:39:00,061 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:39:00,061 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:39:00,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:39:00,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:39:00,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:39:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:39:00,410 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:39:00,410 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:39:00,410 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2018-11-28 10:39:00,411 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-28 10:39:00,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-28 10:39:00,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2018-11-28 10:39:00,411 INFO L87 Difference]: Start difference. First operand 411 states and 483 transitions. Second operand 17 states. [2018-11-28 10:39:01,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:39:01,019 INFO L93 Difference]: Finished difference Result 455 states and 534 transitions. [2018-11-28 10:39:01,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-28 10:39:01,019 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 59 [2018-11-28 10:39:01,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:39:01,020 INFO L225 Difference]: With dead ends: 455 [2018-11-28 10:39:01,020 INFO L226 Difference]: Without dead ends: 442 [2018-11-28 10:39:01,020 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=146, Invalid=666, Unknown=0, NotChecked=0, Total=812 [2018-11-28 10:39:01,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2018-11-28 10:39:01,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 398. [2018-11-28 10:39:01,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2018-11-28 10:39:01,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 467 transitions. [2018-11-28 10:39:01,023 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 467 transitions. Word has length 59 [2018-11-28 10:39:01,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:39:01,023 INFO L480 AbstractCegarLoop]: Abstraction has 398 states and 467 transitions. [2018-11-28 10:39:01,023 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-28 10:39:01,023 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 467 transitions. [2018-11-28 10:39:01,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 10:39:01,024 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:39:01,024 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:39:01,024 INFO L423 AbstractCegarLoop]: === Iteration 39 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:39:01,024 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:39:01,024 INFO L82 PathProgramCache]: Analyzing trace with hash 2003657717, now seen corresponding path program 1 times [2018-11-28 10:39:01,024 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:39:01,024 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:39:01,025 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:39:01,025 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:39:01,025 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:39:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:39:01,472 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:39:01,472 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:39:01,472 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:39:01,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:39:01,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:39:01,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:39:01,508 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:01,509 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:01,509 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-11-28 10:39:01,509 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,512 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,512 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-11-28 10:39:01,516 INFO L478 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 11 treesize of output 8 [2018-11-28 10:39:01,517 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:39:01,517 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,518 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,523 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,523 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:17 [2018-11-28 10:39:01,542 INFO L478 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 0 case distinctions, treesize of input 27 treesize of output 28 [2018-11-28 10:39:01,544 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:39:01,544 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,546 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,550 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,550 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:20 [2018-11-28 10:39:01,558 INFO L478 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 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-28 10:39:01,559 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:39:01,559 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,563 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,568 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,568 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:29 [2018-11-28 10:39:01,594 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:01,595 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:01,596 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:39:01,596 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,609 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,609 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:40, output treesize:38 [2018-11-28 10:39:01,643 INFO L478 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 0 case distinctions, treesize of input 28 treesize of output 27 [2018-11-28 10:39:01,645 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:01,646 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 16 treesize of output 23 [2018-11-28 10:39:01,646 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,652 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,666 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,666 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:54, output treesize:51 [2018-11-28 10:39:01,744 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:01,757 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 86 treesize of output 87 [2018-11-28 10:39:01,759 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 95 treesize of output 79 [2018-11-28 10:39:01,760 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,787 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:01,799 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 49 treesize of output 53 [2018-11-28 10:39:01,799 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2018-11-28 10:39:01,825 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-28 10:39:01,847 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-11-28 10:39:01,847 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:94, output treesize:144 [2018-11-28 10:39:01,903 INFO L478 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 0 case distinctions, treesize of input 47 treesize of output 42 [2018-11-28 10:39:01,905 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 18 treesize of output 9 [2018-11-28 10:39:01,905 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,911 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,938 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:01,952 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 88 treesize of output 89 [2018-11-28 10:39:01,954 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 97 treesize of output 96 [2018-11-28 10:39:01,954 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:01,988 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:01,995 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 70 [2018-11-28 10:39:01,995 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-11-28 10:39:02,021 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:39:02,059 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:39:02,059 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:183, output treesize:119 [2018-11-28 10:39:02,119 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 90 [2018-11-28 10:39:02,122 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:02,122 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 103 treesize of output 118 [2018-11-28 10:39:02,122 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:02,171 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:02,173 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:02,181 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 94 [2018-11-28 10:39:02,182 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-11-28 10:39:02,209 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:39:02,246 INFO L478 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 0 case distinctions, treesize of input 58 treesize of output 48 [2018-11-28 10:39:02,248 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:02,248 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 31 [2018-11-28 10:39:02,248 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:02,256 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:02,282 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-11-28 10:39:02,283 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:167, output treesize:197 [2018-11-28 10:39:02,372 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:02,373 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:02,373 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:02,374 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 73 [2018-11-28 10:39:02,374 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:02,402 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:02,403 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:02,404 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:02,405 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:02,405 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 131 [2018-11-28 10:39:02,405 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:02,436 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-28 10:39:02,436 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:169, output treesize:193 [2018-11-28 10:39:02,513 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 136 treesize of output 115 [2018-11-28 10:39:02,515 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:39:02,515 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:02,531 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:02,569 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 74 [2018-11-28 10:39:02,571 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:39:02,571 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:02,581 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:02,613 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-28 10:39:02,613 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:215, output treesize:207 [2018-11-28 10:39:02,806 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2018-11-28 10:39:02,815 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 87 [2018-11-28 10:39:02,817 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:02,818 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:39:02,819 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:02,830 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:02,877 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 151 treesize of output 128 [2018-11-28 10:39:02,880 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:02,881 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:39:02,881 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:02,898 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:02,929 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-11-28 10:39:02,929 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:245, output treesize:207 [2018-11-28 10:39:03,153 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-11-28 10:39:03,218 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 78 [2018-11-28 10:39:03,221 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:03,221 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 65 [2018-11-28 10:39:03,221 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:03,235 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:03,288 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 148 treesize of output 123 [2018-11-28 10:39:03,291 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:03,291 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 123 [2018-11-28 10:39:03,291 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:03,312 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:03,349 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-11-28 10:39:03,349 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 11 variables, input treesize:239, output treesize:267 [2018-11-28 10:39:03,476 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:03,477 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:03,477 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:03,478 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:03,478 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 134 [2018-11-28 10:39:03,479 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:03,534 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:03,536 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:03,537 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:03,538 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:03,539 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:03,539 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 210 [2018-11-28 10:39:03,540 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:03,598 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-1 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-11-28 10:39:03,598 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 9 variables, input treesize:289, output treesize:333 [2018-11-28 10:39:03,768 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 138 [2018-11-28 10:39:03,770 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:39:03,770 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:03,788 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:03,857 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 215 treesize of output 193 [2018-11-28 10:39:03,859 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:39:03,859 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:03,886 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:03,940 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-11-28 10:39:03,940 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 9 variables, input treesize:355, output treesize:347 [2018-11-28 10:39:04,106 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 151 [2018-11-28 10:39:04,109 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:04,110 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:39:04,110 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:04,129 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:04,207 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 230 treesize of output 210 [2018-11-28 10:39:04,210 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:04,211 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:39:04,211 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:04,241 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:04,293 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 2 dim-2 vars, End of recursive call: 11 dim-0 vars, and 2 xjuncts. [2018-11-28 10:39:04,293 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 13 variables, input treesize:385, output treesize:347 [2018-11-28 10:39:04,585 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 106 [2018-11-28 10:39:04,587 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:39:04,588 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:04,606 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 37 [2018-11-28 10:39:04,606 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:39:04,622 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:04,622 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:39:04,622 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:04,635 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:39:04,635 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:04,646 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:39:04,696 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 1 case distinctions, treesize of input 215 treesize of output 159 [2018-11-28 10:39:04,698 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 118 [2018-11-28 10:39:04,699 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:39:04,759 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:04,759 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 102 [2018-11-28 10:39:04,760 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:04,814 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:04,815 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 85 [2018-11-28 10:39:04,815 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:39:04,866 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:04,868 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:04,877 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 135 treesize of output 138 [2018-11-28 10:39:04,878 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:39:04,962 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 74 [2018-11-28 10:39:04,962 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:05,035 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 91 [2018-11-28 10:39:05,036 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:39:05,037 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 81 [2018-11-28 10:39:05,037 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:39:05,104 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 80 [2018-11-28 10:39:05,105 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:05,106 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 70 [2018-11-28 10:39:05,106 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:05,169 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 69 [2018-11-28 10:39:05,169 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:05,227 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 75 [2018-11-28 10:39:05,228 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:05,229 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 65 [2018-11-28 10:39:05,229 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:05,283 INFO L267 ElimStorePlain]: Start of recursive call 7: 9 dim-1 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-11-28 10:39:05,350 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 2 dim-2 vars, End of recursive call: 14 dim-0 vars, and 4 xjuncts. [2018-11-28 10:39:05,350 INFO L202 ElimStorePlain]: Needed 19 recursive calls to eliminate 15 variables, input treesize:355, output treesize:236 [2018-11-28 10:39:05,501 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:39:05,516 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:39:05,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 26] total 41 [2018-11-28 10:39:05,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-11-28 10:39:05,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-11-28 10:39:05,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=1451, Unknown=3, NotChecked=0, Total=1722 [2018-11-28 10:39:05,517 INFO L87 Difference]: Start difference. First operand 398 states and 467 transitions. Second operand 42 states. [2018-11-28 10:39:06,894 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 74 [2018-11-28 10:39:08,016 WARN L180 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2018-11-28 10:39:08,222 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 78 [2018-11-28 10:39:10,440 WARN L180 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2018-11-28 10:39:12,592 WARN L180 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 96 DAG size of output: 67 [2018-11-28 10:39:15,136 WARN L180 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 96 DAG size of output: 70 [2018-11-28 10:39:15,354 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2018-11-28 10:39:18,450 WARN L180 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 131 DAG size of output: 104 [2018-11-28 10:39:18,657 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 100 [2018-11-28 10:39:23,141 WARN L180 SmtUtils]: Spent 4.41 s on a formula simplification. DAG size of input: 204 DAG size of output: 103 [2018-11-28 10:39:27,616 WARN L180 SmtUtils]: Spent 3.98 s on a formula simplification. DAG size of input: 239 DAG size of output: 106 [2018-11-28 10:39:27,917 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 102 [2018-11-28 10:39:40,658 WARN L180 SmtUtils]: Spent 12.63 s on a formula simplification. DAG size of input: 219 DAG size of output: 123 [2018-11-28 10:39:46,909 WARN L180 SmtUtils]: Spent 6.12 s on a formula simplification. DAG size of input: 208 DAG size of output: 126 [2018-11-28 10:39:47,256 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2018-11-28 10:39:50,532 WARN L180 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 103 DAG size of output: 102 [2018-11-28 10:39:54,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:39:54,881 INFO L93 Difference]: Finished difference Result 1034 states and 1175 transitions. [2018-11-28 10:39:54,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-11-28 10:39:54,881 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 59 [2018-11-28 10:39:54,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:39:54,883 INFO L225 Difference]: With dead ends: 1034 [2018-11-28 10:39:54,883 INFO L226 Difference]: Without dead ends: 1034 [2018-11-28 10:39:54,884 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 35 SyntacticMatches, 16 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2656 ImplicationChecksByTransitivity, 45.0s TimeCoverageRelationStatistics Valid=1523, Invalid=6835, Unknown=14, NotChecked=0, Total=8372 [2018-11-28 10:39:54,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1034 states. [2018-11-28 10:39:54,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1034 to 574. [2018-11-28 10:39:54,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 574 states. [2018-11-28 10:39:54,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 574 states and 681 transitions. [2018-11-28 10:39:54,891 INFO L78 Accepts]: Start accepts. Automaton has 574 states and 681 transitions. Word has length 59 [2018-11-28 10:39:54,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:39:54,891 INFO L480 AbstractCegarLoop]: Abstraction has 574 states and 681 transitions. [2018-11-28 10:39:54,891 INFO L481 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-11-28 10:39:54,891 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 681 transitions. [2018-11-28 10:39:54,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-28 10:39:54,891 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:39:54,891 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:39:54,892 INFO L423 AbstractCegarLoop]: === Iteration 40 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:39:54,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:39:54,892 INFO L82 PathProgramCache]: Analyzing trace with hash 666124423, now seen corresponding path program 1 times [2018-11-28 10:39:54,892 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:39:54,892 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:39:54,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:39:54,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:39:54,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:39:54,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:39:55,028 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:39:55,029 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:39:55,029 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:39:55,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:39:55,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:39:55,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:39:55,139 INFO L478 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 13 treesize of output 10 [2018-11-28 10:39:55,142 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:39:55,142 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:55,148 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:55,152 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:55,153 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:20 [2018-11-28 10:39:55,170 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:55,174 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:55,177 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:55,177 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 42 [2018-11-28 10:39:55,177 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:55,189 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:55,189 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:39 [2018-11-28 10:39:55,211 INFO L478 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 0 case distinctions, treesize of input 33 treesize of output 34 [2018-11-28 10:39:55,214 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:39:55,214 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:55,222 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:55,231 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:55,231 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:50, output treesize:46 [2018-11-28 10:39:55,260 INFO L478 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 0 case distinctions, treesize of input 48 treesize of output 47 [2018-11-28 10:39:55,262 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:55,263 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:39:55,263 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:55,268 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:55,276 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:39:55,276 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:46 [2018-11-28 10:39:55,320 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 28 [2018-11-28 10:39:55,326 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 19 treesize of output 10 [2018-11-28 10:39:55,327 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:55,346 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:39:55,346 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:55,352 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:55,363 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:39:55,363 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:46, output treesize:24 [2018-11-28 10:39:55,403 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:39:55,417 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:39:55,418 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 22 [2018-11-28 10:39:55,418 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-11-28 10:39:55,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-11-28 10:39:55,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=417, Unknown=0, NotChecked=0, Total=506 [2018-11-28 10:39:55,418 INFO L87 Difference]: Start difference. First operand 574 states and 681 transitions. Second operand 23 states. [2018-11-28 10:39:56,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:39:56,584 INFO L93 Difference]: Finished difference Result 1053 states and 1234 transitions. [2018-11-28 10:39:56,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-11-28 10:39:56,584 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 62 [2018-11-28 10:39:56,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:39:56,586 INFO L225 Difference]: With dead ends: 1053 [2018-11-28 10:39:56,586 INFO L226 Difference]: Without dead ends: 1053 [2018-11-28 10:39:56,586 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 658 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=655, Invalid=1997, Unknown=0, NotChecked=0, Total=2652 [2018-11-28 10:39:56,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1053 states. [2018-11-28 10:39:56,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1053 to 669. [2018-11-28 10:39:56,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 669 states. [2018-11-28 10:39:56,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 803 transitions. [2018-11-28 10:39:56,591 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 803 transitions. Word has length 62 [2018-11-28 10:39:56,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:39:56,592 INFO L480 AbstractCegarLoop]: Abstraction has 669 states and 803 transitions. [2018-11-28 10:39:56,592 INFO L481 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-11-28 10:39:56,592 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 803 transitions. [2018-11-28 10:39:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-28 10:39:56,592 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:39:56,592 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:39:56,592 INFO L423 AbstractCegarLoop]: === Iteration 41 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:39:56,592 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:39:56,592 INFO L82 PathProgramCache]: Analyzing trace with hash 666124424, now seen corresponding path program 1 times [2018-11-28 10:39:56,593 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:39:56,593 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:39:56,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:39:56,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:39:56,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:39:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:39:56,779 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:39:56,779 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:39:56,779 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:39:56,789 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:39:56,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:39:56,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:39:56,819 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:39:56,819 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,825 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,825 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-11-28 10:39:56,868 INFO L478 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 13 treesize of output 10 [2018-11-28 10:39:56,870 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:39:56,870 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,871 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,879 INFO L478 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 13 treesize of output 10 [2018-11-28 10:39:56,880 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:39:56,880 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,882 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,887 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,887 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:40, output treesize:29 [2018-11-28 10:39:56,903 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 18 treesize of output 17 [2018-11-28 10:39:56,903 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,911 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:56,911 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:56,912 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-11-28 10:39:56,912 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,917 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,918 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:33 [2018-11-28 10:39:56,937 INFO L478 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 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-28 10:39:56,938 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:39:56,938 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,942 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,953 INFO L478 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 0 case distinctions, treesize of input 23 treesize of output 24 [2018-11-28 10:39:56,955 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:39:56,955 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,959 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,966 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,966 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:55, output treesize:47 [2018-11-28 10:39:56,990 INFO L478 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 0 case distinctions, treesize of input 36 treesize of output 35 [2018-11-28 10:39:56,993 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:56,994 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:39:56,994 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:56,999 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:57,013 INFO L478 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 0 case distinctions, treesize of input 38 treesize of output 37 [2018-11-28 10:39:57,018 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:57,019 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:39:57,020 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:57,024 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:57,031 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:39:57,032 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:85, output treesize:47 [2018-11-28 10:39:57,074 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 22 [2018-11-28 10:39:57,075 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-11-28 10:39:57,076 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:57,080 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:39:57,080 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:57,081 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:57,089 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-11-28 10:39:57,091 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:39:57,091 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:57,095 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:39:57,095 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:57,096 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:57,100 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:39:57,100 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:54, output treesize:14 [2018-11-28 10:39:57,140 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:39:57,155 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:39:57,156 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2018-11-28 10:39:57,156 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-11-28 10:39:57,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-11-28 10:39:57,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=461, Unknown=0, NotChecked=0, Total=552 [2018-11-28 10:39:57,156 INFO L87 Difference]: Start difference. First operand 669 states and 803 transitions. Second operand 24 states. [2018-11-28 10:39:58,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:39:58,522 INFO L93 Difference]: Finished difference Result 996 states and 1166 transitions. [2018-11-28 10:39:58,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 10:39:58,523 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 62 [2018-11-28 10:39:58,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:39:58,525 INFO L225 Difference]: With dead ends: 996 [2018-11-28 10:39:58,525 INFO L226 Difference]: Without dead ends: 996 [2018-11-28 10:39:58,525 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 49 SyntacticMatches, 5 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 406 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=472, Invalid=1250, Unknown=0, NotChecked=0, Total=1722 [2018-11-28 10:39:58,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 996 states. [2018-11-28 10:39:58,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 996 to 675. [2018-11-28 10:39:58,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 675 states. [2018-11-28 10:39:58,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 809 transitions. [2018-11-28 10:39:58,533 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 809 transitions. Word has length 62 [2018-11-28 10:39:58,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:39:58,533 INFO L480 AbstractCegarLoop]: Abstraction has 675 states and 809 transitions. [2018-11-28 10:39:58,533 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-11-28 10:39:58,533 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 809 transitions. [2018-11-28 10:39:58,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-28 10:39:58,534 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:39:58,534 INFO L402 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2018-11-28 10:39:58,534 INFO L423 AbstractCegarLoop]: === Iteration 42 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:39:58,534 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:39:58,534 INFO L82 PathProgramCache]: Analyzing trace with hash -1802488872, now seen corresponding path program 3 times [2018-11-28 10:39:58,534 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:39:58,534 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:39:58,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:39:58,535 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:39:58,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:39:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:39:59,016 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:39:59,016 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:39:59,016 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:39:59,022 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-28 10:39:59,722 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-11-28 10:39:59,722 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 10:39:59,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:39:59,730 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:59,733 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:59,733 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:39:59,733 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,739 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,740 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21 [2018-11-28 10:39:59,764 INFO L478 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 11 treesize of output 8 [2018-11-28 10:39:59,765 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:39:59,765 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,767 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,775 INFO L478 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 11 treesize of output 8 [2018-11-28 10:39:59,776 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:39:59,776 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,778 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,784 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,784 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:40, output treesize:33 [2018-11-28 10:39:59,810 INFO L478 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 15 treesize of output 11 [2018-11-28 10:39:59,811 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:39:59,811 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,812 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,818 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,819 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:36 [2018-11-28 10:39:59,871 INFO L478 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 0 case distinctions, treesize of input 27 treesize of output 28 [2018-11-28 10:39:59,872 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:39:59,872 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,875 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,881 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,881 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:57, output treesize:28 [2018-11-28 10:39:59,908 INFO L478 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 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-28 10:39:59,909 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:39:59,909 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,913 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,919 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,919 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:37 [2018-11-28 10:39:59,949 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:59,950 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:59,950 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:59,950 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-11-28 10:39:59,951 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,959 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:39:59,959 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:45, output treesize:38 [2018-11-28 10:39:59,990 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:59,991 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2018-11-28 10:39:59,994 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:39:59,995 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 31 [2018-11-28 10:39:59,995 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,001 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,012 INFO L478 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 11 treesize of output 12 [2018-11-28 10:40:00,013 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2018-11-28 10:40:00,014 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,015 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,023 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,023 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:57, output treesize:50 [2018-11-28 10:40:00,053 INFO L478 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 23 treesize of output 11 [2018-11-28 10:40:00,054 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:40:00,054 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,055 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,062 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,062 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:76, output treesize:57 [2018-11-28 10:40:00,124 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,125 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,126 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,127 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,131 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 86 [2018-11-28 10:40:00,132 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:40:00,133 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,140 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,146 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,146 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:76, output treesize:49 [2018-11-28 10:40:00,171 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,171 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,172 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,173 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,177 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 80 [2018-11-28 10:40:00,178 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:40:00,178 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,187 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,194 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,194 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:70, output treesize:58 [2018-11-28 10:40:00,226 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,227 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,232 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 90 [2018-11-28 10:40:00,234 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 31 [2018-11-28 10:40:00,234 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,243 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,252 INFO L478 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 27 treesize of output 16 [2018-11-28 10:40:00,254 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-11-28 10:40:00,254 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,255 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,263 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,263 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:112, output treesize:88 [2018-11-28 10:40:00,327 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,329 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,333 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,333 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 96 [2018-11-28 10:40:00,338 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,346 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 145 [2018-11-28 10:40:00,346 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:40:00,368 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,382 INFO L478 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 0 case distinctions, treesize of input 29 treesize of output 38 [2018-11-28 10:40:00,383 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:40:00,384 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,387 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,397 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,397 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:114, output treesize:106 [2018-11-28 10:40:00,519 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,526 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 65 [2018-11-28 10:40:00,527 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:40:00,527 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,535 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:00,551 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,552 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,558 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 101 [2018-11-28 10:40:00,561 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:00,579 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 65 treesize of output 96 [2018-11-28 10:40:00,581 INFO L267 ElimStorePlain]: Start of recursive call 5: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 7 xjuncts. [2018-11-28 10:40:00,668 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2018-11-28 10:40:00,778 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 12 dim-0 vars, and 6 xjuncts. [2018-11-28 10:40:00,778 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:132, output treesize:681 [2018-11-28 10:40:02,962 WARN L180 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 201 DAG size of output: 79 [2018-11-28 10:40:03,223 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:40:03,223 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:03,238 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:03,238 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:166, output treesize:165 [2018-11-28 10:40:03,302 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,303 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,303 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-11-28 10:40:03,303 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:03,319 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:03,319 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:170, output treesize:156 [2018-11-28 10:40:03,387 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,397 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 89 [2018-11-28 10:40:03,400 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 33 [2018-11-28 10:40:03,400 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:03,410 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:03,438 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,440 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,446 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 150 [2018-11-28 10:40:03,449 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 24 [2018-11-28 10:40:03,449 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:03,467 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:03,483 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:03,484 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:182, output treesize:158 [2018-11-28 10:40:03,605 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,607 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,607 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 120 [2018-11-28 10:40:03,611 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,611 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,620 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 29 [2018-11-28 10:40:03,620 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:03,644 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,646 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 47 [2018-11-28 10:40:03,647 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:03,666 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 32 [2018-11-28 10:40:03,667 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-28 10:40:03,687 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2018-11-28 10:40:03,740 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 55 [2018-11-28 10:40:03,742 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,743 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,747 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:40:03,747 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:03,760 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:40:03,763 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-11-28 10:40:03,766 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,766 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,770 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-11-28 10:40:03,771 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:03,784 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:40:03,787 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 60 [2018-11-28 10:40:03,789 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,790 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,792 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:40:03,792 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:03,801 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:03,804 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 68 [2018-11-28 10:40:03,806 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,807 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:03,809 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-11-28 10:40:03,809 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:03,820 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:03,863 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-28 10:40:03,863 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:212, output treesize:34 [2018-11-28 10:40:03,964 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:40:03,979 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:40:03,979 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 31] total 50 [2018-11-28 10:40:03,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-11-28 10:40:03,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-11-28 10:40:03,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=2279, Unknown=0, NotChecked=0, Total=2450 [2018-11-28 10:40:03,980 INFO L87 Difference]: Start difference. First operand 675 states and 809 transitions. Second operand 50 states. [2018-11-28 10:40:06,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:40:06,469 INFO L93 Difference]: Finished difference Result 701 states and 827 transitions. [2018-11-28 10:40:06,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-11-28 10:40:06,469 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 63 [2018-11-28 10:40:06,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:40:06,470 INFO L225 Difference]: With dead ends: 701 [2018-11-28 10:40:06,470 INFO L226 Difference]: Without dead ends: 701 [2018-11-28 10:40:06,470 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 35 SyntacticMatches, 10 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1743 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=458, Invalid=5242, Unknown=0, NotChecked=0, Total=5700 [2018-11-28 10:40:06,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 701 states. [2018-11-28 10:40:06,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 701 to 688. [2018-11-28 10:40:06,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 688 states. [2018-11-28 10:40:06,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 822 transitions. [2018-11-28 10:40:06,474 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 822 transitions. Word has length 63 [2018-11-28 10:40:06,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:40:06,474 INFO L480 AbstractCegarLoop]: Abstraction has 688 states and 822 transitions. [2018-11-28 10:40:06,474 INFO L481 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-11-28 10:40:06,475 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 822 transitions. [2018-11-28 10:40:06,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 10:40:06,475 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:40:06,475 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:40:06,475 INFO L423 AbstractCegarLoop]: === Iteration 43 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:40:06,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:40:06,475 INFO L82 PathProgramCache]: Analyzing trace with hash -42579509, now seen corresponding path program 3 times [2018-11-28 10:40:06,475 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:40:06,475 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:40:06,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:40:06,476 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 10:40:06,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:40:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:40:07,933 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:40:07,933 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:40:07,933 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:40:07,939 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-28 10:40:08,600 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-11-28 10:40:08,600 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 10:40:08,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:40:08,632 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:08,633 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 25 [2018-11-28 10:40:08,633 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,642 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,642 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:31 [2018-11-28 10:40:08,674 INFO L478 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 11 treesize of output 8 [2018-11-28 10:40:08,675 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:40:08,675 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,677 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,688 INFO L478 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 11 treesize of output 8 [2018-11-28 10:40:08,689 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:40:08,689 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,691 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,700 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,700 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:47 [2018-11-28 10:40:08,735 INFO L478 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 15 treesize of output 11 [2018-11-28 10:40:08,736 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:40:08,736 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,737 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,746 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,746 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:61, output treesize:50 [2018-11-28 10:40:08,816 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:08,819 INFO L478 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 0 case distinctions, treesize of input 53 treesize of output 54 [2018-11-28 10:40:08,820 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:40:08,820 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,826 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,833 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,834 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:69, output treesize:50 [2018-11-28 10:40:08,836 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:08,839 INFO L478 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 0 case distinctions, treesize of input 47 treesize of output 48 [2018-11-28 10:40:08,840 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:40:08,841 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,847 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,856 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,856 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:63, output treesize:59 [2018-11-28 10:40:08,897 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:08,898 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:08,898 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:08,899 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-11-28 10:40:08,899 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,913 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,913 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:70, output treesize:76 [2018-11-28 10:40:08,961 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:08,962 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:08,963 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 70 [2018-11-28 10:40:08,966 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:08,967 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 31 [2018-11-28 10:40:08,967 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,978 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,990 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:08,990 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:87, output treesize:80 [2018-11-28 10:40:09,123 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,124 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,125 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,126 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,131 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 113 [2018-11-28 10:40:09,132 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:40:09,133 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:09,144 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:09,155 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:09,155 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:114, output treesize:87 [2018-11-28 10:40:09,192 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,193 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,193 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,195 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,199 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 107 [2018-11-28 10:40:09,201 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:40:09,201 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:09,214 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:09,226 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:09,226 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:108, output treesize:96 [2018-11-28 10:40:09,286 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,287 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,293 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 100 [2018-11-28 10:40:09,295 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,295 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 39 [2018-11-28 10:40:09,295 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:09,307 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:09,319 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:09,320 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:128, output treesize:116 [2018-11-28 10:40:09,442 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,443 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,446 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,447 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 110 [2018-11-28 10:40:09,451 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,459 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 122 treesize of output 163 [2018-11-28 10:40:09,460 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:40:09,485 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:09,498 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:09,499 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:129, output treesize:125 [2018-11-28 10:40:09,758 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,758 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,759 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 64 [2018-11-28 10:40:09,759 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:09,773 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:09,773 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:133, output treesize:115 [2018-11-28 10:40:09,844 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,845 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,849 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,853 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 108 [2018-11-28 10:40:09,855 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:09,872 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 71 treesize of output 100 [2018-11-28 10:40:09,874 INFO L267 ElimStorePlain]: Start of recursive call 3: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 7 xjuncts. [2018-11-28 10:40:09,968 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2018-11-28 10:40:10,068 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 18 dim-0 vars, and 6 xjuncts. [2018-11-28 10:40:10,068 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:128, output treesize:663 [2018-11-28 10:40:12,306 WARN L180 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 210 DAG size of output: 82 [2018-11-28 10:40:12,425 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 10:40:12,426 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:12,446 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:12,447 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:12,448 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:12,450 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 101 [2018-11-28 10:40:12,454 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:12,457 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:12,460 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:12,461 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:12,493 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 56 treesize of output 117 [2018-11-28 10:40:12,493 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-28 10:40:12,561 INFO L267 ElimStorePlain]: Start of recursive call 4: 254 dim-0 vars, End of recursive call: 254 dim-0 vars, and 256 xjuncts. [2018-11-28 10:40:14,633 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:14,633 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:40:14,634 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:14,950 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 87 [2018-11-28 10:40:14,952 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 8 xjuncts. [2018-11-28 10:40:14,955 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:14,956 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:14,957 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:14,960 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 47 [2018-11-28 10:40:14,961 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:14,963 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:14,965 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:14,971 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 79 [2018-11-28 10:40:14,972 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:14,980 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 73 [2018-11-28 10:40:14,981 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:14,994 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 85 treesize of output 83 [2018-11-28 10:40:14,995 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 4 xjuncts. [2018-11-28 10:40:15,008 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 84 [2018-11-28 10:40:15,009 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 4 xjuncts. [2018-11-28 10:40:15,016 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 46 [2018-11-28 10:40:15,016 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:15,027 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 76 [2018-11-28 10:40:15,028 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:15,035 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 54 [2018-11-28 10:40:15,036 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:15,050 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 85 treesize of output 83 [2018-11-28 10:40:15,051 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 4 xjuncts. [2018-11-28 10:40:15,060 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 80 treesize of output 74 [2018-11-28 10:40:15,060 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:15,068 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:15,073 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:15,079 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 77 [2018-11-28 10:40:15,080 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:15,097 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 82 treesize of output 88 [2018-11-28 10:40:15,098 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 8 xjuncts. [2018-11-28 10:40:15,112 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 84 [2018-11-28 10:40:15,113 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 4 xjuncts. [2018-11-28 10:40:15,121 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 53 [2018-11-28 10:40:15,121 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:15,125 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:15,128 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 48 [2018-11-28 10:40:15,128 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:15,131 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:15,134 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:15,138 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 73 [2018-11-28 10:40:15,139 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:15,795 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-1 vars, End of recursive call: 14 dim-0 vars, and 17 xjuncts. [2018-11-28 10:40:15,985 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 31 dim-0 vars, and 17 xjuncts. [2018-11-28 10:40:15,985 INFO L202 ElimStorePlain]: Needed 22 recursive calls to eliminate 8 variables, input treesize:237, output treesize:685 [2018-11-28 10:40:16,374 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:16,375 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:16,376 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:16,376 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 36 [2018-11-28 10:40:16,376 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:16,385 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:16,385 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:36, output treesize:30 [2018-11-28 10:40:16,639 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:16,646 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:16,647 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:16,647 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 34 [2018-11-28 10:40:16,647 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:16,656 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:16,656 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:36, output treesize:38 [2018-11-28 10:40:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:40:16,866 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:40:16,867 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 30] total 56 [2018-11-28 10:40:16,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 57 states [2018-11-28 10:40:16,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2018-11-28 10:40:16,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=3047, Unknown=1, NotChecked=0, Total=3192 [2018-11-28 10:40:16,867 INFO L87 Difference]: Start difference. First operand 688 states and 822 transitions. Second operand 57 states. [2018-11-28 10:40:19,532 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 76 [2018-11-28 10:40:20,664 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 77 [2018-11-28 10:40:22,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:40:22,107 INFO L93 Difference]: Finished difference Result 698 states and 828 transitions. [2018-11-28 10:40:22,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-11-28 10:40:22,107 INFO L78 Accepts]: Start accepts. Automaton has 57 states. Word has length 64 [2018-11-28 10:40:22,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:40:22,109 INFO L225 Difference]: With dead ends: 698 [2018-11-28 10:40:22,109 INFO L226 Difference]: Without dead ends: 658 [2018-11-28 10:40:22,110 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 37 SyntacticMatches, 7 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1351 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=413, Invalid=7068, Unknown=1, NotChecked=0, Total=7482 [2018-11-28 10:40:22,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2018-11-28 10:40:22,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 650. [2018-11-28 10:40:22,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 650 states. [2018-11-28 10:40:22,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 783 transitions. [2018-11-28 10:40:22,116 INFO L78 Accepts]: Start accepts. Automaton has 650 states and 783 transitions. Word has length 64 [2018-11-28 10:40:22,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:40:22,116 INFO L480 AbstractCegarLoop]: Abstraction has 650 states and 783 transitions. [2018-11-28 10:40:22,116 INFO L481 AbstractCegarLoop]: Interpolant automaton has 57 states. [2018-11-28 10:40:22,116 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 783 transitions. [2018-11-28 10:40:22,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 10:40:22,117 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:40:22,117 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:40:22,117 INFO L423 AbstractCegarLoop]: === Iteration 44 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:40:22,117 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:40:22,117 INFO L82 PathProgramCache]: Analyzing trace with hash -1152928078, now seen corresponding path program 1 times [2018-11-28 10:40:22,118 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:40:22,118 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:40:22,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:40:22,118 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 10:40:22,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:40:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:40:22,967 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:40:22,967 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:40:22,967 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:40:22,981 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:40:23,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:40:23,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:40:23,014 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:40:23,014 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,020 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,021 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,021 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:40:23,021 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,027 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,027 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2018-11-28 10:40:23,062 INFO L478 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 11 treesize of output 8 [2018-11-28 10:40:23,064 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:40:23,064 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,065 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,075 INFO L478 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 11 treesize of output 8 [2018-11-28 10:40:23,077 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:40:23,077 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,078 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,085 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,085 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:48, output treesize:35 [2018-11-28 10:40:23,182 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,185 INFO L478 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 0 case distinctions, treesize of input 27 treesize of output 32 [2018-11-28 10:40:23,187 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 20 treesize of output 19 [2018-11-28 10:40:23,187 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,191 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,202 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,204 INFO L478 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 0 case distinctions, treesize of input 53 treesize of output 54 [2018-11-28 10:40:23,206 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:40:23,206 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,211 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,219 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,219 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:87, output treesize:49 [2018-11-28 10:40:23,222 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,225 INFO L478 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 0 case distinctions, treesize of input 21 treesize of output 26 [2018-11-28 10:40:23,227 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:40:23,227 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,231 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,243 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,246 INFO L478 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 0 case distinctions, treesize of input 60 treesize of output 61 [2018-11-28 10:40:23,248 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:40:23,248 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,256 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,266 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,266 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:71 [2018-11-28 10:40:23,315 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,315 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 16 treesize of output 23 [2018-11-28 10:40:23,315 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,335 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,336 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,336 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,337 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-11-28 10:40:23,337 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,354 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,354 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:91, output treesize:96 [2018-11-28 10:40:23,412 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 42 [2018-11-28 10:40:23,415 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,415 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 35 [2018-11-28 10:40:23,415 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,422 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,444 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,447 INFO L478 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 0 case distinctions, treesize of input 90 treesize of output 89 [2018-11-28 10:40:23,449 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,450 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 27 [2018-11-28 10:40:23,450 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,463 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,480 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,480 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:120, output treesize:140 [2018-11-28 10:40:23,636 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,637 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,643 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 172 [2018-11-28 10:40:23,645 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:40:23,646 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,663 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,684 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,684 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,689 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 171 [2018-11-28 10:40:23,691 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:40:23,692 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,704 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,719 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,720 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:207, output treesize:157 [2018-11-28 10:40:23,759 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,760 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,766 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 166 [2018-11-28 10:40:23,768 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:40:23,768 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,787 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,813 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 129 [2018-11-28 10:40:23,815 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:40:23,816 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,827 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,845 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,845 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:195, output treesize:163 [2018-11-28 10:40:23,912 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 203 [2018-11-28 10:40:23,915 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,915 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:40:23,915 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,938 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,969 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 198 [2018-11-28 10:40:23,971 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:23,972 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:40:23,972 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:23,989 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,010 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:24,010 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:266, output treesize:234 [2018-11-28 10:40:24,085 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,086 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,087 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,087 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 86 [2018-11-28 10:40:24,087 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,123 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,124 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,125 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,125 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,126 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 115 [2018-11-28 10:40:24,126 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,157 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:24,158 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:251, output treesize:248 [2018-11-28 10:40:24,237 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,238 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,249 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 237 treesize of output 224 [2018-11-28 10:40:24,251 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:40:24,252 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,279 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,314 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,315 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,325 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 235 [2018-11-28 10:40:24,327 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:40:24,327 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,348 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,379 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:24,379 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:270, output treesize:262 [2018-11-28 10:40:24,472 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,473 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,485 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 226 treesize of output 248 [2018-11-28 10:40:24,487 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,489 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:40:24,489 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,514 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,553 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,554 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,564 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 237 [2018-11-28 10:40:24,567 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,568 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:40:24,569 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,595 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,625 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:24,625 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:300, output treesize:262 [2018-11-28 10:40:24,789 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,790 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,801 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 246 treesize of output 217 [2018-11-28 10:40:24,804 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,804 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 226 treesize of output 265 [2018-11-28 10:40:24,805 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,836 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,878 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,879 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,888 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 220 treesize of output 228 [2018-11-28 10:40:24,891 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:24,893 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 202 treesize of output 231 [2018-11-28 10:40:24,893 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,918 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:24,955 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:24,955 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:291, output treesize:307 [2018-11-28 10:40:25,052 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,052 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,053 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,054 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,055 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,056 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,056 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 151 [2018-11-28 10:40:25,056 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:25,106 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,107 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,108 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,109 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,110 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,110 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,111 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,111 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 129 [2018-11-28 10:40:25,112 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:25,150 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:25,150 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:318, output treesize:284 [2018-11-28 10:40:25,241 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,242 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,243 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,244 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,262 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 280 treesize of output 306 [2018-11-28 10:40:25,265 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:40:25,265 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:25,304 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:25,349 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,350 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,351 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,352 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,367 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 232 treesize of output 312 [2018-11-28 10:40:25,370 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:40:25,370 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:25,399 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:25,438 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:25,438 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:306, output treesize:298 [2018-11-28 10:40:25,543 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,544 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,544 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,545 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,572 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 247 treesize of output 325 [2018-11-28 10:40:25,575 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,576 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:40:25,576 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:25,613 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:25,660 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,661 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,662 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,663 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,680 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 295 treesize of output 319 [2018-11-28 10:40:25,684 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:25,686 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:40:25,686 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:25,722 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:25,757 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:25,757 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:336, output treesize:298 [2018-11-28 10:40:26,239 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:26,240 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:26,241 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:26,242 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:26,243 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:26,251 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 321 treesize of output 279 [2018-11-28 10:40:26,262 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 156 treesize of output 140 [2018-11-28 10:40:26,264 INFO L267 ElimStorePlain]: Start of recursive call 3: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-11-28 10:40:26,350 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:26,352 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:26,358 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 171 treesize of output 155 [2018-11-28 10:40:26,358 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:26,363 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:26,372 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 173 treesize of output 161 [2018-11-28 10:40:26,373 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 4 xjuncts. [2018-11-28 10:40:26,375 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:26,377 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 125 [2018-11-28 10:40:26,377 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:26,559 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:26,559 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:40:26,559 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:26,712 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:40:26,712 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:26,866 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2018-11-28 10:40:26,866 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,008 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 10 dim-0 vars, and 5 xjuncts. [2018-11-28 10:40:27,128 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,130 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,131 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,132 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,139 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 123 [2018-11-28 10:40:27,141 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,142 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 39 [2018-11-28 10:40:27,143 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:27,173 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,173 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-11-28 10:40:27,173 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,193 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,193 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:40:27,193 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,210 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:40:27,210 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,225 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:40:27,225 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,237 INFO L267 ElimStorePlain]: Start of recursive call 10: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,239 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,240 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,241 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,241 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,249 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 123 [2018-11-28 10:40:27,251 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:40:27,251 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,278 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,279 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 39 [2018-11-28 10:40:27,280 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:27,301 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,301 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-11-28 10:40:27,302 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,319 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:40:27,319 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,334 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,334 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:40:27,334 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,347 INFO L267 ElimStorePlain]: Start of recursive call 16: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,349 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,350 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,351 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,351 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,359 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 131 [2018-11-28 10:40:27,362 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,362 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2018-11-28 10:40:27,362 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,406 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,407 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 22 [2018-11-28 10:40:27,408 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:27,429 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:40:27,429 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,447 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,447 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:40:27,447 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,467 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:40:27,467 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,479 INFO L267 ElimStorePlain]: Start of recursive call 22: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,482 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,483 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,483 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,484 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,497 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 127 [2018-11-28 10:40:27,500 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-11-28 10:40:27,500 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,536 INFO L478 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 38 treesize of output 28 [2018-11-28 10:40:27,536 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:27,556 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:40:27,556 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,574 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,574 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-11-28 10:40:27,575 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,590 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,591 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:40:27,591 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,603 INFO L267 ElimStorePlain]: Start of recursive call 28: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,605 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,606 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,606 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,607 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,615 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 127 [2018-11-28 10:40:27,617 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:40:27,618 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,646 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,646 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2018-11-28 10:40:27,646 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,664 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-11-28 10:40:27,664 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,679 INFO L478 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 15 treesize of output 11 [2018-11-28 10:40:27,679 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,693 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:27,693 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:40:27,693 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,703 INFO L267 ElimStorePlain]: Start of recursive call 34: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:27,761 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 15 dim-0 vars, and 5 xjuncts. [2018-11-28 10:40:27,761 INFO L202 ElimStorePlain]: Needed 39 recursive calls to eliminate 7 variables, input treesize:347, output treesize:169 [2018-11-28 10:40:27,945 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:40:27,960 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:40:27,960 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27] total 52 [2018-11-28 10:40:27,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 53 states [2018-11-28 10:40:27,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2018-11-28 10:40:27,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=287, Invalid=2469, Unknown=0, NotChecked=0, Total=2756 [2018-11-28 10:40:27,961 INFO L87 Difference]: Start difference. First operand 650 states and 783 transitions. Second operand 53 states. [2018-11-28 10:40:30,439 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 110 [2018-11-28 10:40:30,753 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 106 [2018-11-28 10:40:31,453 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 163 [2018-11-28 10:40:31,831 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 159 [2018-11-28 10:40:32,082 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 127 [2018-11-28 10:40:32,567 WARN L180 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 131 [2018-11-28 10:40:32,794 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 162 [2018-11-28 10:40:34,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:40:34,303 INFO L93 Difference]: Finished difference Result 751 states and 874 transitions. [2018-11-28 10:40:34,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-11-28 10:40:34,303 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 64 [2018-11-28 10:40:34,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:40:34,305 INFO L225 Difference]: With dead ends: 751 [2018-11-28 10:40:34,305 INFO L226 Difference]: Without dead ends: 751 [2018-11-28 10:40:34,305 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 38 SyntacticMatches, 6 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2259 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=1142, Invalid=6868, Unknown=0, NotChecked=0, Total=8010 [2018-11-28 10:40:34,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 751 states. [2018-11-28 10:40:34,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 751 to 660. [2018-11-28 10:40:34,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 660 states. [2018-11-28 10:40:34,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 796 transitions. [2018-11-28 10:40:34,312 INFO L78 Accepts]: Start accepts. Automaton has 660 states and 796 transitions. Word has length 64 [2018-11-28 10:40:34,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:40:34,312 INFO L480 AbstractCegarLoop]: Abstraction has 660 states and 796 transitions. [2018-11-28 10:40:34,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has 53 states. [2018-11-28 10:40:34,312 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 796 transitions. [2018-11-28 10:40:34,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 10:40:34,313 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:40:34,313 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:40:34,313 INFO L423 AbstractCegarLoop]: === Iteration 45 === [mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr47REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr17REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION]=== [2018-11-28 10:40:34,313 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:40:34,313 INFO L82 PathProgramCache]: Analyzing trace with hash -1152928079, now seen corresponding path program 2 times [2018-11-28 10:40:34,313 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:40:34,313 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:40:34,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:40:34,314 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:40:34,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:40:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:40:35,063 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:40:35,063 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:40:35,064 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:40:35,075 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 10:40:35,203 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-28 10:40:35,203 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 10:40:35,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:40:35,210 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,210 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 12 treesize of output 5 [2018-11-28 10:40:35,211 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,213 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,213 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:9 [2018-11-28 10:40:35,215 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,215 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,216 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-28 10:40:35,216 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,221 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,222 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:22 [2018-11-28 10:40:35,249 INFO L478 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 11 treesize of output 8 [2018-11-28 10:40:35,250 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:40:35,250 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,252 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,261 INFO L478 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 11 treesize of output 8 [2018-11-28 10:40:35,262 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:40:35,262 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,264 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,271 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,271 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:44, output treesize:34 [2018-11-28 10:40:35,361 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,364 INFO L478 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 0 case distinctions, treesize of input 27 treesize of output 32 [2018-11-28 10:40:35,366 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 20 treesize of output 19 [2018-11-28 10:40:35,366 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,370 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,381 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,383 INFO L478 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 0 case distinctions, treesize of input 52 treesize of output 53 [2018-11-28 10:40:35,385 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:40:35,385 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,391 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,397 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,398 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:86, output treesize:48 [2018-11-28 10:40:35,401 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,404 INFO L478 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 0 case distinctions, treesize of input 21 treesize of output 26 [2018-11-28 10:40:35,406 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:40:35,406 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,410 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,422 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,425 INFO L478 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 0 case distinctions, treesize of input 59 treesize of output 60 [2018-11-28 10:40:35,426 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:40:35,427 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,434 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,443 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,444 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:74, output treesize:70 [2018-11-28 10:40:35,484 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,485 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,486 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,486 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-11-28 10:40:35,486 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,501 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,501 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:81, output treesize:87 [2018-11-28 10:40:35,554 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,557 INFO L478 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 0 case distinctions, treesize of input 74 treesize of output 73 [2018-11-28 10:40:35,561 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,562 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 27 [2018-11-28 10:40:35,563 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,582 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,606 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 49 [2018-11-28 10:40:35,608 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,609 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 35 [2018-11-28 10:40:35,609 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,618 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,634 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,635 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:114, output treesize:107 [2018-11-28 10:40:35,778 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,779 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,786 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 143 [2018-11-28 10:40:35,788 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:40:35,788 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,802 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,819 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,820 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,826 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 139 [2018-11-28 10:40:35,828 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:40:35,828 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,838 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,850 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,850 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:174, output treesize:124 [2018-11-28 10:40:35,886 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,887 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,893 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 137 [2018-11-28 10:40:35,895 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:40:35,895 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,910 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,928 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:35,933 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 113 [2018-11-28 10:40:35,935 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:40:35,935 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,945 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,960 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:35,960 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:162, output treesize:142 [2018-11-28 10:40:36,020 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 174 [2018-11-28 10:40:36,023 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:36,024 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:40:36,024 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,046 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,080 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 184 treesize of output 166 [2018-11-28 10:40:36,082 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:36,082 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 47 [2018-11-28 10:40:36,082 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,097 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,114 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:36,114 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:233, output treesize:201 [2018-11-28 10:40:36,182 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:36,182 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:36,183 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:36,184 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:36,184 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 115 [2018-11-28 10:40:36,185 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,212 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:36,213 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:215, output treesize:237 [2018-11-28 10:40:36,297 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 203 [2018-11-28 10:40:36,299 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:40:36,299 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,322 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,363 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:36,369 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 204 [2018-11-28 10:40:36,372 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 18 treesize of output 16 [2018-11-28 10:40:36,372 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,395 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,426 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:36,426 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:262, output treesize:250 [2018-11-28 10:40:36,512 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:36,517 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:36,518 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:36,527 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 231 [2018-11-28 10:40:36,531 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:36,541 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 45 treesize of output 43 [2018-11-28 10:40:36,541 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:40:36,576 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,620 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:36,631 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 216 [2018-11-28 10:40:36,634 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:36,635 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:40:36,635 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,655 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,691 INFO L478 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 13 treesize of output 10 [2018-11-28 10:40:36,693 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:40:36,693 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,695 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:36,728 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:36,728 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:301, output treesize:259 [2018-11-28 10:40:37,260 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,263 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,272 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,272 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 237 treesize of output 207 [2018-11-28 10:40:37,278 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,287 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 214 treesize of output 261 [2018-11-28 10:40:37,288 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:40:37,347 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:37,396 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,407 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 204 treesize of output 200 [2018-11-28 10:40:37,410 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,411 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 174 treesize of output 199 [2018-11-28 10:40:37,412 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:37,435 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:37,481 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,484 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 55 [2018-11-28 10:40:37,487 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,488 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 36 treesize of output 30 [2018-11-28 10:40:37,488 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:37,494 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:37,532 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:37,532 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:319, output treesize:352 [2018-11-28 10:40:37,640 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,642 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,643 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,644 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,645 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,645 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,646 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 182 [2018-11-28 10:40:37,646 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:37,696 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:37,697 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:363, output treesize:395 [2018-11-28 10:40:37,821 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,839 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 321 treesize of output 363 [2018-11-28 10:40:37,842 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:40:37,842 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:37,885 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:37,949 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,951 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:37,966 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 371 treesize of output 355 [2018-11-28 10:40:37,969 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:40:37,969 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:38,015 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:38,075 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:38,082 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 85 [2018-11-28 10:40:38,084 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 1 [2018-11-28 10:40:38,084 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:38,091 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:38,142 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:38,142 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:432, output treesize:409 [2018-11-28 10:40:38,285 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:38,305 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 336 treesize of output 376 [2018-11-28 10:40:38,309 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:38,310 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:40:38,311 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:38,356 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:38,426 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:38,433 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 83 [2018-11-28 10:40:38,435 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:40:38,435 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:38,445 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:38,510 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:38,512 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:38,525 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 386 treesize of output 368 [2018-11-28 10:40:38,528 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:38,530 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:40:38,530 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:38,573 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:40:38,627 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:38,627 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:460, output treesize:418 [2018-11-28 10:40:39,009 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:39,013 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 66 [2018-11-28 10:40:39,019 INFO L478 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 0 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 18 [2018-11-28 10:40:39,019 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-28 10:40:39,031 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-11-28 10:40:39,032 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:39,040 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 6 [2018-11-28 10:40:39,040 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:39,042 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 3 [2018-11-28 10:40:39,042 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:39,048 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:40:39,101 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-11-28 10:40:39,101 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:406, output treesize:698 [2018-11-28 10:40:39,509 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:39,517 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 262 treesize of output 253 [2018-11-28 10:40:39,521 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:39,521 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:40:39,523 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 151 [2018-11-28 10:40:39,523 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:39,555 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-11-28 10:40:39,556 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:39,576 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:39,576 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:40:39,576 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:39,596 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:40:39,596 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:39,612 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:40:39,612 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:39,626 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:39,660 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:39,660 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:358, output treesize:228 [2018-11-28 10:40:39,868 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:39,869 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:40:39,870 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:39,877 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:39,881 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 160 [2018-11-28 10:40:39,884 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:39,885 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 38 [2018-11-28 10:40:39,885 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:39,912 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:39,913 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:40:39,913 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 50 [2018-11-28 10:40:39,914 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:39,937 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:40:39,937 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:39,955 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:40:39,955 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:39,972 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:40:39,972 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:40:39,972 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:40:39,986 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:40,007 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-11-28 10:40:40,007 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 8 variables, input treesize:232, output treesize:70 [2018-11-28 10:40:40,205 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:40:40,221 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:40:40,222 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 32] total 58 [2018-11-28 10:40:40,222 INFO L459 AbstractCegarLoop]: Interpolant automaton has 59 states [2018-11-28 10:40:40,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2018-11-28 10:40:40,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=434, Invalid=2988, Unknown=0, NotChecked=0, Total=3422 [2018-11-28 10:40:40,222 INFO L87 Difference]: Start difference. First operand 660 states and 796 transitions. Second operand 59 states. [2018-11-28 10:40:49,287 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 108 [2018-11-28 10:40:49,500 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 109 [2018-11-28 10:40:49,898 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 113 [2018-11-28 10:40:50,332 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 121 [2018-11-28 10:40:50,587 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 118 [2018-11-28 10:40:51,054 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 117 [2018-11-28 10:40:51,304 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 118 [2018-11-28 10:40:54,422 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 120 [2018-11-28 10:40:54,692 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 122 [2018-11-28 10:40:54,951 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 121 [2018-11-28 10:40:55,205 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2018-11-28 10:40:55,617 WARN L180 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 122 [2018-11-28 10:40:55,842 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2018-11-28 10:40:56,127 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 123 [2018-11-28 10:40:56,434 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 171 [2018-11-28 10:40:56,715 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 167 [2018-11-28 10:40:56,954 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 168 [2018-11-28 10:40:57,140 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 166 [2018-11-28 10:40:57,634 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 129 [2018-11-28 10:40:58,321 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 136 [2018-11-28 10:40:58,604 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 118 [2018-11-28 10:40:58,959 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 144 [2018-11-28 10:40:59,218 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 128 [2018-11-28 10:40:59,559 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 171 [2018-11-28 10:40:59,976 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 169 [2018-11-28 10:41:00,330 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 107 [2018-11-28 10:41:00,538 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 121 [2018-11-28 10:41:00,853 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 105 [2018-11-28 10:41:01,954 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 119 [2018-11-28 10:41:04,063 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2018-11-28 10:41:04,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2018-11-28 10:41:04,064 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.checkSat(ManagedScript.java:141) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:84) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:928) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:767) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:339) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:382) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:78) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1066) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:968) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:188) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:699) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:628) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:472) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 43 more [2018-11-28 10:41:04,066 INFO L168 Benchmark]: Toolchain (without parser) took 381742.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 956.0 MB in the beginning and 870.4 MB in the end (delta: 85.6 MB). Peak memory consumption was 196.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:41:04,067 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:41:04,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.35 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -143.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-11-28 10:41:04,067 INFO L168 Benchmark]: Boogie Preprocessor took 53.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:41:04,067 INFO L168 Benchmark]: RCFGBuilder took 554.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 11.5 GB. [2018-11-28 10:41:04,067 INFO L168 Benchmark]: TraceAbstraction took 380734.47 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -3.7 MB). Free memory was 1.0 GB in the beginning and 870.4 MB in the end (delta: 152.4 MB). Peak memory consumption was 148.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:41:04,068 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 397.35 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -143.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 554.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 380734.47 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -3.7 MB). Free memory was 1.0 GB in the beginning and 870.4 MB in the end (delta: 152.4 MB). Peak memory consumption was 148.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-0cd3be1 [2018-11-28 10:41:05,394 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:41:05,395 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:41:05,404 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:41:05,404 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:41:05,405 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:41:05,406 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:41:05,407 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:41:05,408 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:41:05,409 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:41:05,409 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:41:05,410 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:41:05,411 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:41:05,411 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:41:05,412 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:41:05,413 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:41:05,413 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:41:05,415 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:41:05,416 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:41:05,417 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:41:05,418 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:41:05,419 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:41:05,421 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:41:05,421 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:41:05,421 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:41:05,422 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:41:05,423 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:41:05,423 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:41:05,424 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:41:05,425 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:41:05,425 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:41:05,425 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:41:05,425 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:41:05,425 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:41:05,426 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:41:05,427 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:41:05,427 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2018-11-28 10:41:05,438 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:41:05,438 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:41:05,439 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:41:05,439 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:41:05,439 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:41:05,439 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:41:05,440 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:41:05,440 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:41:05,440 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:41:05,440 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 10:41:05,440 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:41:05,440 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:41:05,440 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:41:05,441 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 10:41:05,441 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 10:41:05,441 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:41:05,441 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 10:41:05,441 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 10:41:05,441 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:41:05,441 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:41:05,442 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:41:05,442 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:41:05,442 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:41:05,442 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:41:05,442 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:41:05,442 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:41:05,442 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:41:05,442 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 10:41:05,443 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:41:05,443 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 10:41:05,443 INFO L133 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec7b34841527490886cd362d78588ff0f0e72200 [2018-11-28 10:41:05,467 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:41:05,476 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:41:05,479 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:41:05,480 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:41:05,480 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:41:05,481 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/../../sv-benchmarks/c/forester-heap/sll-buckets_false-unreach-call_false-valid-memcleanup.i [2018-11-28 10:41:05,525 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/data/f882abc87/50a60fbedb3c4a8d8eb9f24d8fe4315a/FLAGd4a38e918 [2018-11-28 10:41:05,951 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:41:05,951 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/sv-benchmarks/c/forester-heap/sll-buckets_false-unreach-call_false-valid-memcleanup.i [2018-11-28 10:41:05,959 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/data/f882abc87/50a60fbedb3c4a8d8eb9f24d8fe4315a/FLAGd4a38e918 [2018-11-28 10:41:05,971 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/data/f882abc87/50a60fbedb3c4a8d8eb9f24d8fe4315a [2018-11-28 10:41:05,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:41:05,974 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 10:41:05,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:41:05,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:41:05,977 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:41:05,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:41:05" (1/1) ... [2018-11-28 10:41:05,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a5c035a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:41:05, skipping insertion in model container [2018-11-28 10:41:05,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:41:05" (1/1) ... [2018-11-28 10:41:05,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:41:06,014 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:41:06,228 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:41:06,236 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:41:06,314 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:41:06,348 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:41:06,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:41:06 WrapperNode [2018-11-28 10:41:06,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:41:06,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:41:06,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:41:06,350 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:41:06,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:41:06" (1/1) ... [2018-11-28 10:41:06,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:41:06" (1/1) ... [2018-11-28 10:41:06,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:41:06" (1/1) ... [2018-11-28 10:41:06,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:41:06" (1/1) ... [2018-11-28 10:41:06,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:41:06" (1/1) ... [2018-11-28 10:41:06,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:41:06" (1/1) ... [2018-11-28 10:41:06,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:41:06" (1/1) ... [2018-11-28 10:41:06,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:41:06,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:41:06,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:41:06,395 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:41:06,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:41:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/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 [2018-11-28 10:41:06,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:41:06,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:41:06,435 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:41:06,435 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 10:41:06,435 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 10:41:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 10:41:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 10:41:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 10:41:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 10:41:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 10:41:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 10:41:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 10:41:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 10:41:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 10:41:06,437 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 10:41:06,437 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 10:41:06,437 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 10:41:06,437 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 10:41:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 10:41:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 10:41:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 10:41:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 10:41:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 10:41:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 10:41:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 10:41:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 10:41:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 10:41:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 10:41:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 10:41:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 10:41:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 10:41:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 10:41:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 10:41:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 10:41:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 10:41:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 10:41:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 10:41:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 10:41:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 10:41:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 10:41:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 10:41:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 10:41:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 10:41:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 10:41:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 10:41:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 10:41:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 10:41:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 10:41:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 10:41:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 10:41:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 10:41:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 10:41:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 10:41:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 10:41:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 10:41:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 10:41:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 10:41:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 10:41:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 10:41:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 10:41:06,442 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 10:41:06,442 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-11-28 10:41:06,442 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 10:41:06,442 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 10:41:06,442 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-11-28 10:41:06,442 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 10:41:06,442 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 10:41:06,442 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2018-11-28 10:41:06,442 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 10:41:06,442 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 10:41:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 10:41:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 10:41:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 10:41:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 10:41:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 10:41:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 10:41:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 10:41:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 10:41:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 10:41:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 10:41:06,444 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 10:41:06,444 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 10:41:06,444 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 10:41:06,444 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 10:41:06,444 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 10:41:06,444 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 10:41:06,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 10:41:06,444 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 10:41:06,444 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 10:41:06,444 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 10:41:06,444 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 10:41:06,445 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 10:41:06,445 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 10:41:06,445 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 10:41:06,445 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 10:41:06,445 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 10:41:06,445 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 10:41:06,445 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 10:41:06,445 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 10:41:06,445 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 10:41:06,445 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 10:41:06,445 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 10:41:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 10:41:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 10:41:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 10:41:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 10:41:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 10:41:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-28 10:41:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:41:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 10:41:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 10:41:06,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 10:41:06,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 10:41:06,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 10:41:06,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 10:41:06,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:41:06,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:41:07,014 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:41:07,015 INFO L280 CfgBuilder]: Removed 15 assue(true) statements. [2018-11-28 10:41:07,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:41:07 BoogieIcfgContainer [2018-11-28 10:41:07,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:41:07,015 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:41:07,016 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:41:07,017 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:41:07,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:41:05" (1/3) ... [2018-11-28 10:41:07,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a36aa8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:41:07, skipping insertion in model container [2018-11-28 10:41:07,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:41:06" (2/3) ... [2018-11-28 10:41:07,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a36aa8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:41:07, skipping insertion in model container [2018-11-28 10:41:07,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:41:07" (3/3) ... [2018-11-28 10:41:07,021 INFO L112 eAbstractionObserver]: Analyzing ICFG sll-buckets_false-unreach-call_false-valid-memcleanup.i [2018-11-28 10:41:07,026 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:41:07,035 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 65 error locations. [2018-11-28 10:41:07,044 INFO L257 AbstractCegarLoop]: Starting to check reachability of 65 error locations. [2018-11-28 10:41:07,059 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:41:07,060 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:41:07,060 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 10:41:07,060 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:41:07,060 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:41:07,061 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:41:07,061 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:41:07,061 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:41:07,062 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:41:07,076 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states. [2018-11-28 10:41:07,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 10:41:07,081 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:41:07,081 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:41:07,083 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:41:07,088 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:41:07,088 INFO L82 PathProgramCache]: Analyzing trace with hash 115064405, now seen corresponding path program 1 times [2018-11-28 10:41:07,090 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:41:07,091 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:41:07,115 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:41:07,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:41:07,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:41:07,190 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:07,192 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:07,197 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:07,197 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-28 10:41:07,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:41:07,209 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:41:07,211 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:41:07,212 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 10:41:07,214 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:41:07,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:41:07,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:41:07,223 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 3 states. [2018-11-28 10:41:07,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:41:07,522 INFO L93 Difference]: Finished difference Result 170 states and 179 transitions. [2018-11-28 10:41:07,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:41:07,523 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-11-28 10:41:07,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:41:07,532 INFO L225 Difference]: With dead ends: 170 [2018-11-28 10:41:07,532 INFO L226 Difference]: Without dead ends: 166 [2018-11-28 10:41:07,533 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:41:07,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2018-11-28 10:41:07,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 135. [2018-11-28 10:41:07,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-11-28 10:41:07,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 142 transitions. [2018-11-28 10:41:07,564 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 142 transitions. Word has length 7 [2018-11-28 10:41:07,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:41:07,565 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 142 transitions. [2018-11-28 10:41:07,565 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:41:07,565 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 142 transitions. [2018-11-28 10:41:07,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 10:41:07,565 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:41:07,565 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:41:07,566 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:41:07,566 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:41:07,566 INFO L82 PathProgramCache]: Analyzing trace with hash 115064406, now seen corresponding path program 1 times [2018-11-28 10:41:07,566 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:41:07,566 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:41:07,586 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:41:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:41:07,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:41:07,611 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:07,611 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:07,615 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:07,615 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-28 10:41:07,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:41:07,621 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:41:07,622 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:41:07,622 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 10:41:07,623 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:41:07,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:41:07,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:41:07,623 INFO L87 Difference]: Start difference. First operand 135 states and 142 transitions. Second operand 3 states. [2018-11-28 10:41:07,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:41:07,878 INFO L93 Difference]: Finished difference Result 164 states and 173 transitions. [2018-11-28 10:41:07,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:41:07,878 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-11-28 10:41:07,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:41:07,880 INFO L225 Difference]: With dead ends: 164 [2018-11-28 10:41:07,880 INFO L226 Difference]: Without dead ends: 164 [2018-11-28 10:41:07,881 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:41:07,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-11-28 10:41:07,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 131. [2018-11-28 10:41:07,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-11-28 10:41:07,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 138 transitions. [2018-11-28 10:41:07,892 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 138 transitions. Word has length 7 [2018-11-28 10:41:07,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:41:07,892 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 138 transitions. [2018-11-28 10:41:07,892 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:41:07,892 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 138 transitions. [2018-11-28 10:41:07,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-28 10:41:07,893 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:41:07,893 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:41:07,893 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:41:07,893 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:41:07,894 INFO L82 PathProgramCache]: Analyzing trace with hash 2095142172, now seen corresponding path program 1 times [2018-11-28 10:41:07,894 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:41:07,894 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:41:07,908 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:41:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:41:07,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:41:07,952 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 14 treesize of output 11 [2018-11-28 10:41:07,953 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:07,964 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:07,965 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:11 [2018-11-28 10:41:07,979 INFO L478 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 11 treesize of output 8 [2018-11-28 10:41:07,981 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:41:07,981 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:07,984 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:07,991 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:07,992 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:17 [2018-11-28 10:41:08,005 INFO L478 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 17 treesize of output 13 [2018-11-28 10:41:08,007 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-11-28 10:41:08,007 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,009 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,014 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:41:08,015 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:24, output treesize:13 [2018-11-28 10:41:08,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:41:08,062 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:41:08,063 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:41:08,063 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 10:41:08,064 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 10:41:08,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 10:41:08,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:41:08,064 INFO L87 Difference]: Start difference. First operand 131 states and 138 transitions. Second operand 7 states. [2018-11-28 10:41:08,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:41:08,748 INFO L93 Difference]: Finished difference Result 175 states and 184 transitions. [2018-11-28 10:41:08,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 10:41:08,748 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 13 [2018-11-28 10:41:08,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:41:08,749 INFO L225 Difference]: With dead ends: 175 [2018-11-28 10:41:08,749 INFO L226 Difference]: Without dead ends: 175 [2018-11-28 10:41:08,749 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2018-11-28 10:41:08,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2018-11-28 10:41:08,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 135. [2018-11-28 10:41:08,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-11-28 10:41:08,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 153 transitions. [2018-11-28 10:41:08,755 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 153 transitions. Word has length 13 [2018-11-28 10:41:08,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:41:08,756 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 153 transitions. [2018-11-28 10:41:08,756 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 10:41:08,756 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 153 transitions. [2018-11-28 10:41:08,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-28 10:41:08,756 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:41:08,757 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:41:08,758 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:41:08,759 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:41:08,759 INFO L82 PathProgramCache]: Analyzing trace with hash 2095142173, now seen corresponding path program 1 times [2018-11-28 10:41:08,759 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:41:08,759 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:41:08,778 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:41:08,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:41:08,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:41:08,820 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:08,821 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,826 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,827 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-28 10:41:08,849 INFO L478 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 11 treesize of output 8 [2018-11-28 10:41:08,852 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:41:08,852 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,855 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,871 INFO L478 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 11 treesize of output 8 [2018-11-28 10:41:08,873 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:41:08,874 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,877 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,886 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,886 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:30, output treesize:17 [2018-11-28 10:41:08,903 INFO L478 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 15 treesize of output 11 [2018-11-28 10:41:08,905 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:41:08,905 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,907 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,914 INFO L478 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 17 treesize of output 13 [2018-11-28 10:41:08,916 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-11-28 10:41:08,916 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,917 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,920 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:08,920 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:31, output treesize:9 [2018-11-28 10:41:08,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:41:08,936 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:41:08,938 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:41:08,938 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:41:08,938 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:41:08,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:41:08,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:41:08,939 INFO L87 Difference]: Start difference. First operand 135 states and 153 transitions. Second operand 6 states. [2018-11-28 10:41:09,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:41:09,530 INFO L93 Difference]: Finished difference Result 185 states and 215 transitions. [2018-11-28 10:41:09,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 10:41:09,531 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2018-11-28 10:41:09,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:41:09,531 INFO L225 Difference]: With dead ends: 185 [2018-11-28 10:41:09,532 INFO L226 Difference]: Without dead ends: 185 [2018-11-28 10:41:09,532 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-28 10:41:09,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2018-11-28 10:41:09,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 131. [2018-11-28 10:41:09,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-11-28 10:41:09,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 149 transitions. [2018-11-28 10:41:09,539 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 149 transitions. Word has length 13 [2018-11-28 10:41:09,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:41:09,539 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 149 transitions. [2018-11-28 10:41:09,539 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:41:09,539 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 149 transitions. [2018-11-28 10:41:09,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-28 10:41:09,540 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:41:09,540 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:41:09,540 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:41:09,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:41:09,540 INFO L82 PathProgramCache]: Analyzing trace with hash -1182388253, now seen corresponding path program 1 times [2018-11-28 10:41:09,541 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:41:09,541 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:41:09,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:41:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:41:09,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:41:09,622 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:09,622 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:09,624 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:09,624 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-28 10:41:09,631 INFO L478 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 11 treesize of output 8 [2018-11-28 10:41:09,633 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:41:09,633 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:09,635 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:09,639 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:09,640 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:11 [2018-11-28 10:41:09,646 INFO L478 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 15 [2018-11-28 10:41:09,647 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2018-11-28 10:41:09,648 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:09,649 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:09,650 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:09,650 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:19, output treesize:7 [2018-11-28 10:41:09,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:41:09,660 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:41:09,661 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:41:09,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:41:09,661 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:41:09,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:41:09,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:41:09,662 INFO L87 Difference]: Start difference. First operand 131 states and 149 transitions. Second operand 6 states. [2018-11-28 10:41:10,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:41:10,129 INFO L93 Difference]: Finished difference Result 168 states and 179 transitions. [2018-11-28 10:41:10,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 10:41:10,129 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-11-28 10:41:10,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:41:10,130 INFO L225 Difference]: With dead ends: 168 [2018-11-28 10:41:10,130 INFO L226 Difference]: Without dead ends: 168 [2018-11-28 10:41:10,130 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 10:41:10,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2018-11-28 10:41:10,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 130. [2018-11-28 10:41:10,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-11-28 10:41:10,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 148 transitions. [2018-11-28 10:41:10,135 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 148 transitions. Word has length 19 [2018-11-28 10:41:10,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:41:10,135 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 148 transitions. [2018-11-28 10:41:10,135 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:41:10,135 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 148 transitions. [2018-11-28 10:41:10,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-28 10:41:10,136 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:41:10,136 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:41:10,136 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:41:10,136 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:41:10,136 INFO L82 PathProgramCache]: Analyzing trace with hash -1182388252, now seen corresponding path program 1 times [2018-11-28 10:41:10,137 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:41:10,137 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:41:10,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:41:10,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:41:10,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:41:10,211 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:10,211 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,224 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,224 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-28 10:41:10,239 INFO L478 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 11 treesize of output 8 [2018-11-28 10:41:10,241 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:41:10,242 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,244 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,255 INFO L478 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 11 treesize of output 8 [2018-11-28 10:41:10,257 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:41:10,257 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,259 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,266 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,266 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:28, output treesize:19 [2018-11-28 10:41:10,277 INFO L478 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 15 treesize of output 11 [2018-11-28 10:41:10,279 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:41:10,279 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,281 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,290 INFO L478 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 15 [2018-11-28 10:41:10,292 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2018-11-28 10:41:10,292 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,293 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,296 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,296 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:33, output treesize:11 [2018-11-28 10:41:10,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:41:10,312 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:41:10,314 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:41:10,314 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:41:10,314 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:41:10,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:41:10,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:41:10,314 INFO L87 Difference]: Start difference. First operand 130 states and 148 transitions. Second operand 6 states. [2018-11-28 10:41:10,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:41:10,838 INFO L93 Difference]: Finished difference Result 181 states and 211 transitions. [2018-11-28 10:41:10,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:41:10,838 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-11-28 10:41:10,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:41:10,839 INFO L225 Difference]: With dead ends: 181 [2018-11-28 10:41:10,839 INFO L226 Difference]: Without dead ends: 181 [2018-11-28 10:41:10,839 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-28 10:41:10,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2018-11-28 10:41:10,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 127. [2018-11-28 10:41:10,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-11-28 10:41:10,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 145 transitions. [2018-11-28 10:41:10,844 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 145 transitions. Word has length 19 [2018-11-28 10:41:10,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:41:10,844 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 145 transitions. [2018-11-28 10:41:10,844 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:41:10,844 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 145 transitions. [2018-11-28 10:41:10,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-28 10:41:10,845 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:41:10,845 INFO L402 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] [2018-11-28 10:41:10,845 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:41:10,845 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:41:10,845 INFO L82 PathProgramCache]: Analyzing trace with hash 26671749, now seen corresponding path program 1 times [2018-11-28 10:41:10,846 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:41:10,846 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:41:10,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:41:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:41:10,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:41:10,961 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:10,962 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,963 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:10,963 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-28 10:41:10,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:41:10,975 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:41:10,977 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:41:10,977 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 10:41:10,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:41:10,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:41:10,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:41:10,977 INFO L87 Difference]: Start difference. First operand 127 states and 145 transitions. Second operand 3 states. [2018-11-28 10:41:11,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:41:11,125 INFO L93 Difference]: Finished difference Result 131 states and 150 transitions. [2018-11-28 10:41:11,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:41:11,125 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2018-11-28 10:41:11,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:41:11,126 INFO L225 Difference]: With dead ends: 131 [2018-11-28 10:41:11,126 INFO L226 Difference]: Without dead ends: 131 [2018-11-28 10:41:11,126 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:41:11,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-11-28 10:41:11,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 122. [2018-11-28 10:41:11,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-11-28 10:41:11,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 140 transitions. [2018-11-28 10:41:11,129 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 140 transitions. Word has length 24 [2018-11-28 10:41:11,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:41:11,130 INFO L480 AbstractCegarLoop]: Abstraction has 122 states and 140 transitions. [2018-11-28 10:41:11,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:41:11,130 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 140 transitions. [2018-11-28 10:41:11,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-28 10:41:11,130 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:41:11,130 INFO L402 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] [2018-11-28 10:41:11,131 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:41:11,131 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:41:11,131 INFO L82 PathProgramCache]: Analyzing trace with hash 26671750, now seen corresponding path program 1 times [2018-11-28 10:41:11,131 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:41:11,131 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:41:11,145 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:41:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:41:11,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:41:11,222 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:11,222 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:11,230 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:11,231 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-28 10:41:11,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:41:11,237 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:41:11,248 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:41:11,248 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 10:41:11,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:41:11,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:41:11,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:41:11,249 INFO L87 Difference]: Start difference. First operand 122 states and 140 transitions. Second operand 3 states. [2018-11-28 10:41:11,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:41:11,408 INFO L93 Difference]: Finished difference Result 126 states and 145 transitions. [2018-11-28 10:41:11,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:41:11,408 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2018-11-28 10:41:11,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:41:11,409 INFO L225 Difference]: With dead ends: 126 [2018-11-28 10:41:11,409 INFO L226 Difference]: Without dead ends: 126 [2018-11-28 10:41:11,409 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:41:11,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-11-28 10:41:11,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 117. [2018-11-28 10:41:11,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2018-11-28 10:41:11,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2018-11-28 10:41:11,412 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 24 [2018-11-28 10:41:11,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:41:11,412 INFO L480 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2018-11-28 10:41:11,412 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:41:11,413 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2018-11-28 10:41:11,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-28 10:41:11,413 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:41:11,413 INFO L402 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] [2018-11-28 10:41:11,413 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:41:11,414 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:41:11,414 INFO L82 PathProgramCache]: Analyzing trace with hash -138180563, now seen corresponding path program 1 times [2018-11-28 10:41:11,414 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:41:11,414 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 10 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:41:11,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:41:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:41:11,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:41:11,551 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:11,551 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:11,558 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:11,558 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:11,562 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:11,562 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-11-28 10:41:11,572 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:11,573 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:11,574 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-11-28 10:41:11,574 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:11,586 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 12 treesize of output 15 [2018-11-28 10:41:11,587 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:11,593 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:11,593 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:18 [2018-11-28 10:41:11,636 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:11,638 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:11,638 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-11-28 10:41:11,638 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:11,655 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-11-28 10:41:11,655 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:11,669 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:41:11,669 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:38, output treesize:27 [2018-11-28 10:41:11,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:41:11,731 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:41:11,734 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:41:11,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 10:41:11,734 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 10:41:11,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 10:41:11,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-11-28 10:41:11,734 INFO L87 Difference]: Start difference. First operand 117 states and 135 transitions. Second operand 8 states. [2018-11-28 10:41:12,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:41:12,578 INFO L93 Difference]: Finished difference Result 199 states and 219 transitions. [2018-11-28 10:41:12,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 10:41:12,579 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 26 [2018-11-28 10:41:12,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:41:12,581 INFO L225 Difference]: With dead ends: 199 [2018-11-28 10:41:12,581 INFO L226 Difference]: Without dead ends: 199 [2018-11-28 10:41:12,581 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2018-11-28 10:41:12,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2018-11-28 10:41:12,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 149. [2018-11-28 10:41:12,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-28 10:41:12,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 183 transitions. [2018-11-28 10:41:12,584 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 183 transitions. Word has length 26 [2018-11-28 10:41:12,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:41:12,585 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 183 transitions. [2018-11-28 10:41:12,585 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 10:41:12,585 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 183 transitions. [2018-11-28 10:41:12,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-28 10:41:12,585 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:41:12,585 INFO L402 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] [2018-11-28 10:41:12,585 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:41:12,586 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:41:12,586 INFO L82 PathProgramCache]: Analyzing trace with hash 11370485, now seen corresponding path program 1 times [2018-11-28 10:41:12,586 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:41:12,586 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:41:12,600 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:41:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:41:12,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:41:12,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:41:12,668 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:41:12,670 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:41:12,670 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 10:41:12,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 10:41:12,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 10:41:12,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 10:41:12,671 INFO L87 Difference]: Start difference. First operand 149 states and 183 transitions. Second operand 4 states. [2018-11-28 10:41:12,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:41:12,856 INFO L93 Difference]: Finished difference Result 228 states and 274 transitions. [2018-11-28 10:41:12,856 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 10:41:12,856 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 27 [2018-11-28 10:41:12,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:41:12,857 INFO L225 Difference]: With dead ends: 228 [2018-11-28 10:41:12,857 INFO L226 Difference]: Without dead ends: 228 [2018-11-28 10:41:12,858 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:41:12,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2018-11-28 10:41:12,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 149. [2018-11-28 10:41:12,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-28 10:41:12,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 181 transitions. [2018-11-28 10:41:12,862 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 181 transitions. Word has length 27 [2018-11-28 10:41:12,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:41:12,862 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 181 transitions. [2018-11-28 10:41:12,862 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 10:41:12,862 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 181 transitions. [2018-11-28 10:41:12,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-28 10:41:12,863 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:41:12,863 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:41:12,863 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:41:12,863 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:41:12,863 INFO L82 PathProgramCache]: Analyzing trace with hash -579266386, now seen corresponding path program 1 times [2018-11-28 10:41:12,864 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:41:12,864 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:41:12,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:41:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:41:13,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:41:13,025 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:13,025 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,030 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,030 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-28 10:41:13,043 INFO L478 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 13 treesize of output 10 [2018-11-28 10:41:13,045 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:41:13,045 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,047 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,059 INFO L478 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 13 treesize of output 10 [2018-11-28 10:41:13,061 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:41:13,061 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,063 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,070 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,070 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:37, output treesize:29 [2018-11-28 10:41:13,081 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:13,082 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:13,082 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-11-28 10:41:13,083 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,090 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,090 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:26 [2018-11-28 10:41:13,114 INFO L478 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 21 treesize of output 16 [2018-11-28 10:41:13,118 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:13,120 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 16 treesize of output 23 [2018-11-28 10:41:13,121 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,130 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,156 INFO L478 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 21 treesize of output 16 [2018-11-28 10:41:13,160 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:13,163 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 16 treesize of output 23 [2018-11-28 10:41:13,163 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,170 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,182 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,183 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:48, output treesize:30 [2018-11-28 10:41:13,247 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:13,261 INFO L478 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 0 case distinctions, treesize of input 44 treesize of output 45 [2018-11-28 10:41:13,265 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:41:13,265 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,277 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,310 INFO L478 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 0 case distinctions, treesize of input 29 treesize of output 34 [2018-11-28 10:41:13,313 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 20 treesize of output 19 [2018-11-28 10:41:13,313 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,318 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,328 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,328 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:82, output treesize:40 [2018-11-28 10:41:13,349 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:13,363 INFO L478 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 0 case distinctions, treesize of input 38 treesize of output 39 [2018-11-28 10:41:13,366 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:41:13,367 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,379 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,410 INFO L478 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 0 case distinctions, treesize of input 23 treesize of output 28 [2018-11-28 10:41:13,413 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:41:13,413 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,420 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,447 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,447 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:70, output treesize:62 [2018-11-28 10:41:13,487 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:13,488 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:13,489 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-11-28 10:41:13,489 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,508 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,508 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:67, output treesize:59 [2018-11-28 10:41:13,570 INFO L478 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 0 case distinctions, treesize of input 50 treesize of output 49 [2018-11-28 10:41:13,575 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:13,578 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 16 treesize of output 23 [2018-11-28 10:41:13,578 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,599 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,650 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 44 [2018-11-28 10:41:13,655 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:13,658 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 31 [2018-11-28 10:41:13,659 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,677 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,713 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:13,713 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:81, output treesize:63 [2018-11-28 10:41:13,882 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:13,963 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 98 [2018-11-28 10:41:13,972 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 75 treesize of output 74 [2018-11-28 10:41:13,972 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:14,177 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 73 [2018-11-28 10:41:14,178 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-11-28 10:41:14,219 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:41:14,300 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:14,362 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 95 treesize of output 102 [2018-11-28 10:41:14,371 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 104 treesize of output 88 [2018-11-28 10:41:14,371 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:14,482 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:14,629 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 71 treesize of output 79 [2018-11-28 10:41:14,629 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 4 xjuncts. [2018-11-28 10:41:14,713 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-28 10:41:14,717 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:41:14,741 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 84 [2018-11-28 10:41:14,747 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:14,748 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:41:14,759 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 52 [2018-11-28 10:41:14,759 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:14,784 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:14,858 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-11-28 10:41:14,858 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 3 variables, input treesize:117, output treesize:175 [2018-11-28 10:41:15,114 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 141 [2018-11-28 10:41:15,120 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 118 treesize of output 117 [2018-11-28 10:41:15,121 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:15,379 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:16,904 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 76 [2018-11-28 10:41:16,910 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:16,910 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 35 [2018-11-28 10:41:16,911 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:16,947 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:17,930 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:17,943 INFO L478 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 0 case distinctions, treesize of input 74 treesize of output 71 [2018-11-28 10:41:17,961 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 26 treesize of output 14 [2018-11-28 10:41:17,961 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:17,985 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:18,508 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 104 [2018-11-28 10:41:18,512 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 106 treesize of output 105 [2018-11-28 10:41:18,513 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:18,670 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:18,757 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 92 [2018-11-28 10:41:18,757 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-11-28 10:41:18,867 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:41:19,216 INFO L478 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 0 case distinctions, treesize of input 55 treesize of output 56 [2018-11-28 10:41:19,219 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-11-28 10:41:19,219 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:19,237 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:19,384 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 6 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:41:19,384 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 7 variables, input treesize:253, output treesize:153 [2018-11-28 10:41:19,585 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 156 treesize of output 126 [2018-11-28 10:41:19,597 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:19,599 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:19,653 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 128 [2018-11-28 10:41:19,654 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-28 10:41:20,088 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:20,089 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 135 treesize of output 150 [2018-11-28 10:41:20,089 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:20,301 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:41:21,086 INFO L478 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 0 case distinctions, treesize of input 94 treesize of output 81 [2018-11-28 10:41:21,091 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:21,091 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 31 [2018-11-28 10:41:21,091 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:21,118 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:21,505 INFO L478 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 0 case distinctions, treesize of input 86 treesize of output 76 [2018-11-28 10:41:21,509 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:21,509 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 31 [2018-11-28 10:41:21,509 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:21,528 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:21,811 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 144 treesize of output 162 [2018-11-28 10:41:21,818 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:21,819 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 139 treesize of output 154 [2018-11-28 10:41:21,819 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:22,010 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:22,020 INFO L478 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 0 case distinctions, treesize of input 89 treesize of output 76 [2018-11-28 10:41:22,025 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:22,026 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 31 [2018-11-28 10:41:22,026 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:22,066 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:22,192 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 4 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-11-28 10:41:22,192 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 7 variables, input treesize:251, output treesize:289 [2018-11-28 10:41:22,495 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 57 [2018-11-28 10:41:22,649 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 68 [2018-11-28 10:41:22,654 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:22,655 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:41:22,656 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:22,684 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 24 [2018-11-28 10:41:22,685 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:41:22,705 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:41:22,793 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 30 [2018-11-28 10:41:22,795 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:41:22,795 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:22,815 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:22,816 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:41:22,816 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:22,821 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:22,887 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 129 [2018-11-28 10:41:22,894 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 118 [2018-11-28 10:41:22,894 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:23,005 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 102 [2018-11-28 10:41:23,005 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:23,087 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:23,092 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 89 [2018-11-28 10:41:23,093 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:23,179 INFO L267 ElimStorePlain]: Start of recursive call 8: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:23,231 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 63 [2018-11-28 10:41:23,235 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:23,244 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:23,260 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 54 [2018-11-28 10:41:23,261 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-11-28 10:41:23,330 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2018-11-28 10:41:23,330 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:23,332 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 15 [2018-11-28 10:41:23,333 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:23,387 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:23,389 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 48 [2018-11-28 10:41:23,390 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:23,428 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2018-11-28 10:41:23,428 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:23,456 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:23,456 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-11-28 10:41:23,457 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:23,465 INFO L267 ElimStorePlain]: Start of recursive call 12: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:23,470 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:23,470 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 9 variables, input treesize:225, output treesize:7 [2018-11-28 10:41:23,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:41:23,527 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:41:23,529 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:41:23,529 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2018-11-28 10:41:23,530 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 10:41:23,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 10:41:23,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=280, Unknown=5, NotChecked=0, Total=342 [2018-11-28 10:41:23,530 INFO L87 Difference]: Start difference. First operand 149 states and 181 transitions. Second operand 19 states. [2018-11-28 10:41:40,903 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2018-11-28 10:41:43,280 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2018-11-28 10:41:44,171 WARN L180 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2018-11-28 10:41:44,605 WARN L180 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2018-11-28 10:41:45,935 WARN L180 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 118 [2018-11-28 10:41:46,784 WARN L180 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 122 [2018-11-28 10:41:49,877 WARN L180 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-11-28 10:41:50,195 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2018-11-28 10:41:51,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:41:51,122 INFO L93 Difference]: Finished difference Result 160 states and 180 transitions. [2018-11-28 10:41:51,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-28 10:41:51,123 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 30 [2018-11-28 10:41:51,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:41:51,123 INFO L225 Difference]: With dead ends: 160 [2018-11-28 10:41:51,123 INFO L226 Difference]: Without dead ends: 160 [2018-11-28 10:41:51,124 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=252, Invalid=1075, Unknown=5, NotChecked=0, Total=1332 [2018-11-28 10:41:51,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2018-11-28 10:41:51,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 130. [2018-11-28 10:41:51,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-11-28 10:41:51,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 148 transitions. [2018-11-28 10:41:51,126 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 148 transitions. Word has length 30 [2018-11-28 10:41:51,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:41:51,126 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 148 transitions. [2018-11-28 10:41:51,127 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 10:41:51,127 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 148 transitions. [2018-11-28 10:41:51,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-28 10:41:51,127 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:41:51,127 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:41:51,128 INFO L423 AbstractCegarLoop]: === Iteration 12 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:41:51,128 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:41:51,128 INFO L82 PathProgramCache]: Analyzing trace with hash -1204609470, now seen corresponding path program 1 times [2018-11-28 10:41:51,128 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:41:51,128 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:41:51,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:41:51,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:41:51,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:41:51,323 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:51,323 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:51,328 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:51,329 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:51,333 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:51,333 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-11-28 10:41:51,343 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:51,344 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 12 treesize of output 15 [2018-11-28 10:41:51,344 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:51,354 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:51,354 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:51,355 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-11-28 10:41:51,355 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:51,363 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:51,363 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:18 [2018-11-28 10:41:51,405 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:51,406 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-11-28 10:41:51,406 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:51,424 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:51,426 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:51,427 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2018-11-28 10:41:51,427 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:51,445 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:41:51,445 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:44, output treesize:38 [2018-11-28 10:41:51,503 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:51,503 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:41:51,504 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-11-28 10:41:51,504 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:51,525 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:51,525 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 34 [2018-11-28 10:41:51,525 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:51,538 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:41:51,538 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:42, output treesize:23 [2018-11-28 10:41:51,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:41:51,587 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:41:51,590 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:41:51,590 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 10:41:51,590 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 10:41:51,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 10:41:51,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-11-28 10:41:51,590 INFO L87 Difference]: Start difference. First operand 130 states and 148 transitions. Second operand 10 states. [2018-11-28 10:41:52,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:41:52,650 INFO L93 Difference]: Finished difference Result 203 states and 225 transitions. [2018-11-28 10:41:52,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 10:41:52,650 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 32 [2018-11-28 10:41:52,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:41:52,651 INFO L225 Difference]: With dead ends: 203 [2018-11-28 10:41:52,651 INFO L226 Difference]: Without dead ends: 203 [2018-11-28 10:41:52,651 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2018-11-28 10:41:52,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2018-11-28 10:41:52,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 161. [2018-11-28 10:41:52,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-11-28 10:41:52,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 193 transitions. [2018-11-28 10:41:52,654 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 193 transitions. Word has length 32 [2018-11-28 10:41:52,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:41:52,655 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 193 transitions. [2018-11-28 10:41:52,655 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 10:41:52,655 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 193 transitions. [2018-11-28 10:41:52,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-28 10:41:52,656 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:41:52,656 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:41:52,656 INFO L423 AbstractCegarLoop]: === Iteration 13 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:41:52,656 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:41:52,656 INFO L82 PathProgramCache]: Analyzing trace with hash 345599075, now seen corresponding path program 1 times [2018-11-28 10:41:52,657 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:41:52,657 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 14 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:41:52,673 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:41:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:41:52,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:41:52,840 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:52,840 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,843 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,843 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-28 10:41:52,850 INFO L478 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 13 treesize of output 10 [2018-11-28 10:41:52,851 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:41:52,851 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,853 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,860 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,860 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2018-11-28 10:41:52,871 INFO L478 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 29 treesize of output 24 [2018-11-28 10:41:52,874 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:52,875 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 24 treesize of output 18 [2018-11-28 10:41:52,876 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,879 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,884 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,884 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:20 [2018-11-28 10:41:52,888 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:52,891 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:52,891 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-11-28 10:41:52,891 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,899 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,899 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:17 [2018-11-28 10:41:52,923 INFO L478 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 11 treesize of output 8 [2018-11-28 10:41:52,926 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:41:52,926 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,930 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,951 INFO L478 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 20 [2018-11-28 10:41:52,954 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:52,956 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 16 [2018-11-28 10:41:52,956 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,960 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,967 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,967 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:43, output treesize:21 [2018-11-28 10:41:52,980 INFO L478 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 16 treesize of output 12 [2018-11-28 10:41:52,982 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 12 treesize of output 4 [2018-11-28 10:41:52,982 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,984 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,991 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:52,991 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:22 [2018-11-28 10:41:53,027 INFO L478 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 0 case distinctions, treesize of input 23 treesize of output 24 [2018-11-28 10:41:53,029 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:41:53,030 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,037 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,048 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,049 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:37, output treesize:33 [2018-11-28 10:41:53,086 INFO L478 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 0 case distinctions, treesize of input 40 treesize of output 39 [2018-11-28 10:41:53,090 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:53,092 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 26 treesize of output 20 [2018-11-28 10:41:53,092 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,100 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,112 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,112 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:54, output treesize:35 [2018-11-28 10:41:53,131 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:53,132 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:53,133 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-11-28 10:41:53,133 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,151 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,151 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:40, output treesize:32 [2018-11-28 10:41:53,188 INFO L478 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 11 treesize of output 8 [2018-11-28 10:41:53,191 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:41:53,191 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,195 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,230 INFO L478 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 0 case distinctions, treesize of input 36 treesize of output 35 [2018-11-28 10:41:53,234 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:53,236 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 18 [2018-11-28 10:41:53,237 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,246 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,262 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,262 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:58, output treesize:36 [2018-11-28 10:41:53,296 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 16 treesize of output 12 [2018-11-28 10:41:53,298 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 12 treesize of output 4 [2018-11-28 10:41:53,298 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,301 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,314 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:41:53,314 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:41, output treesize:30 [2018-11-28 10:41:53,426 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 52 [2018-11-28 10:41:53,431 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 41 treesize of output 40 [2018-11-28 10:41:53,432 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,493 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:53,507 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 39 [2018-11-28 10:41:53,507 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-11-28 10:41:53,561 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:41:53,617 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-28 10:41:53,617 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:43, output treesize:66 [2018-11-28 10:41:53,691 INFO L478 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 0 case distinctions, treesize of input 40 treesize of output 39 [2018-11-28 10:41:53,695 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:53,697 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 26 treesize of output 20 [2018-11-28 10:41:53,697 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,706 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,716 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,716 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:28 [2018-11-28 10:41:53,753 INFO L478 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 0 case distinctions, treesize of input 36 treesize of output 35 [2018-11-28 10:41:53,757 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:53,760 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 18 [2018-11-28 10:41:53,760 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,770 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,783 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:41:53,783 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:43, output treesize:28 [2018-11-28 10:41:53,821 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:41:53,822 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:53,835 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 10:41:53,835 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:31 [2018-11-28 10:41:53,949 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 65 [2018-11-28 10:41:53,956 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 45 treesize of output 33 [2018-11-28 10:41:53,956 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:54,152 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 30 [2018-11-28 10:41:54,152 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-11-28 10:41:54,341 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 28 [2018-11-28 10:41:54,341 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-11-28 10:41:54,418 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-28 10:41:54,461 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-11-28 10:41:54,461 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:48, output treesize:94 [2018-11-28 10:41:54,575 INFO L478 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 0 case distinctions, treesize of input 37 treesize of output 34 [2018-11-28 10:41:54,577 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:41:54,577 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:54,590 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:54,799 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 75 [2018-11-28 10:41:54,809 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 51 treesize of output 50 [2018-11-28 10:41:54,809 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:55,065 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:55,137 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 53 [2018-11-28 10:41:55,137 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-11-28 10:41:55,345 INFO L267 ElimStorePlain]: Start of recursive call 4: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:41:55,450 INFO L478 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 0 case distinctions, treesize of input 47 treesize of output 48 [2018-11-28 10:41:55,453 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:41:55,453 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:55,474 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:55,548 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-11-28 10:41:55,548 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:133, output treesize:119 [2018-11-28 10:41:55,858 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 10:41:55,859 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:55,919 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:55,921 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:55,922 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 48 [2018-11-28 10:41:55,923 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:55,983 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:55,984 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:41:55,985 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2018-11-28 10:41:55,986 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:56,025 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 3 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-11-28 10:41:56,026 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 9 variables, input treesize:135, output treesize:70 [2018-11-28 10:41:56,120 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-11-28 10:41:56,123 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-11-28 10:41:56,123 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:56,131 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-28 10:41:56,131 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:41:56,135 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:56,140 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:41:56,140 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:37, output treesize:7 [2018-11-28 10:41:56,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:41:56,185 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:41:56,188 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:41:56,188 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2018-11-28 10:41:56,189 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-11-28 10:41:56,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-11-28 10:41:56,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2018-11-28 10:41:56,189 INFO L87 Difference]: Start difference. First operand 161 states and 193 transitions. Second operand 21 states. [2018-11-28 10:42:06,095 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2018-11-28 10:42:06,527 WARN L180 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 76 [2018-11-28 10:42:09,465 WARN L180 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2018-11-28 10:42:09,937 WARN L180 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 84 [2018-11-28 10:42:13,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:42:13,678 INFO L93 Difference]: Finished difference Result 298 states and 341 transitions. [2018-11-28 10:42:13,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-28 10:42:13,679 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 37 [2018-11-28 10:42:13,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:42:13,680 INFO L225 Difference]: With dead ends: 298 [2018-11-28 10:42:13,680 INFO L226 Difference]: Without dead ends: 298 [2018-11-28 10:42:13,680 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 15 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=279, Invalid=1281, Unknown=0, NotChecked=0, Total=1560 [2018-11-28 10:42:13,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2018-11-28 10:42:13,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 172. [2018-11-28 10:42:13,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-11-28 10:42:13,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 205 transitions. [2018-11-28 10:42:13,684 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 205 transitions. Word has length 37 [2018-11-28 10:42:13,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:42:13,684 INFO L480 AbstractCegarLoop]: Abstraction has 172 states and 205 transitions. [2018-11-28 10:42:13,684 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-11-28 10:42:13,684 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 205 transitions. [2018-11-28 10:42:13,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-28 10:42:13,685 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:42:13,685 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:42:13,685 INFO L423 AbstractCegarLoop]: === Iteration 14 === [mainErr11REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr64ENSURES_VIOLATIONMEMORY_LEAK, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr59ASSERT_VIOLATIONMEMORY_FREE, mainErr4REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr58ASSERT_VIOLATIONMEMORY_FREE, mainErr14REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr63ASSERT_VIOLATIONMEMORY_FREE, mainErr41REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr62ASSERT_VIOLATIONMEMORY_FREE, mainErr30REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION]=== [2018-11-28 10:42:13,685 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:42:13,685 INFO L82 PathProgramCache]: Analyzing trace with hash -741183601, now seen corresponding path program 1 times [2018-11-28 10:42:13,686 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 10:42:13,686 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_490bd59c-7efe-4225-a480-34a2351741d5/bin-2019/uautomizer/cvc4 Starting monitored process 15 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:42:13,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:42:13,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:42:13,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:42:13,869 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2018-11-28 10:42:13,869 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:13,879 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:13,879 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-28 10:42:13,885 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:13,886 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:13,886 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-11-28 10:42:13,886 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:13,890 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:13,890 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:8 [2018-11-28 10:42:13,898 INFO L478 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 11 treesize of output 8 [2018-11-28 10:42:13,900 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-11-28 10:42:13,900 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:13,902 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:13,907 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:13,907 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:12 [2018-11-28 10:42:13,946 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:13,954 INFO L478 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 0 case distinctions, treesize of input 35 treesize of output 36 [2018-11-28 10:42:13,958 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2018-11-28 10:42:13,958 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:13,965 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:13,973 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:13,974 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:45, output treesize:22 [2018-11-28 10:42:13,990 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:13,997 INFO L478 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 0 case distinctions, treesize of input 29 treesize of output 30 [2018-11-28 10:42:13,999 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-11-28 10:42:14,000 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:14,009 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:14,021 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:14,021 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:31 [2018-11-28 10:42:14,050 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:14,051 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:14,051 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-11-28 10:42:14,052 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:14,067 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:14,067 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:36, output treesize:28 [2018-11-28 10:42:14,105 INFO L478 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 0 case distinctions, treesize of input 28 treesize of output 27 [2018-11-28 10:42:14,108 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:14,111 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 16 treesize of output 23 [2018-11-28 10:42:14,111 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:14,122 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:14,137 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:14,137 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:32 [2018-11-28 10:42:14,276 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:14,336 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 75 treesize of output 82 [2018-11-28 10:42:14,346 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 84 treesize of output 68 [2018-11-28 10:42:14,347 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:14,475 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:14,591 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 59 [2018-11-28 10:42:14,591 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2018-11-28 10:42:14,669 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-28 10:42:14,737 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-11-28 10:42:14,737 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:78, output treesize:122 [2018-11-28 10:42:14,869 INFO L478 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 0 case distinctions, treesize of input 46 treesize of output 41 [2018-11-28 10:42:14,873 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:14,873 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 18 treesize of output 27 [2018-11-28 10:42:14,874 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:14,892 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:15,070 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 71 [2018-11-28 10:42:15,074 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:15,140 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 69 [2018-11-28 10:42:15,140 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-11-28 10:42:15,259 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 59 treesize of output 58 [2018-11-28 10:42:15,259 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:15,320 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:42:15,471 INFO L478 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 0 case distinctions, treesize of input 46 treesize of output 41 [2018-11-28 10:42:15,475 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 18 treesize of output 9 [2018-11-28 10:42:15,475 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:15,490 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:15,541 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:42:15,541 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:155, output treesize:92 [2018-11-28 10:42:15,641 INFO L478 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 0 case distinctions, treesize of input 55 treesize of output 45 [2018-11-28 10:42:15,645 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:15,645 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 20 treesize of output 31 [2018-11-28 10:42:15,646 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:15,659 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:15,777 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 92 treesize of output 80 [2018-11-28 10:42:15,788 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:15,789 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:15,860 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 76 [2018-11-28 10:42:15,861 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-11-28 10:42:15,988 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:15,989 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 71 treesize of output 86 [2018-11-28 10:42:15,989 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:16,048 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:42:16,114 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-11-28 10:42:16,115 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:148, output treesize:175 [2018-11-28 10:42:16,345 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2018-11-28 10:42:16,353 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:16,354 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:16,355 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 107 [2018-11-28 10:42:16,355 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:16,438 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:16,439 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:16,440 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 74 [2018-11-28 10:42:16,440 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:16,526 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 64 treesize of output 63 [2018-11-28 10:42:16,526 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:16,531 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 97 treesize of output 96 [2018-11-28 10:42:16,531 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:16,601 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-28 10:42:16,601 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:158, output treesize:160 [2018-11-28 10:42:16,849 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 113 treesize of output 122 [2018-11-28 10:42:16,861 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 124 treesize of output 123 [2018-11-28 10:42:16,861 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:17,319 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 93 treesize of output 91 [2018-11-28 10:42:17,320 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:42:17,835 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:42:18,018 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-28 10:42:18,314 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 85 [2018-11-28 10:42:18,321 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 79 treesize of output 78 [2018-11-28 10:42:18,321 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:18,422 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 64 treesize of output 66 [2018-11-28 10:42:18,423 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:42:18,488 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:42:18,775 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 11 dim-0 vars, and 5 xjuncts. [2018-11-28 10:42:18,775 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:194, output treesize:425 [2018-11-28 10:42:19,191 WARN L180 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 99 [2018-11-28 10:42:19,217 INFO L478 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 0 case distinctions, treesize of input 71 treesize of output 66 [2018-11-28 10:42:19,222 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:19,225 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:42:19,225 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:19,252 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:20,237 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 93 treesize of output 96 [2018-11-28 10:42:20,245 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:20,247 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 94 treesize of output 86 [2018-11-28 10:42:20,248 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:20,395 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:20,418 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 75 treesize of output 72 [2018-11-28 10:42:20,419 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:42:20,535 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:42:21,370 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 126 treesize of output 133 [2018-11-28 10:42:21,390 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:21,397 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 139 treesize of output 131 [2018-11-28 10:42:21,397 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:22,170 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:22,202 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 104 treesize of output 97 [2018-11-28 10:42:22,203 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-28 10:42:22,738 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:22,740 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:22,914 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 106 treesize of output 122 [2018-11-28 10:42:22,915 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 4 xjuncts. [2018-11-28 10:42:23,366 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:42:24,050 INFO L267 ElimStorePlain]: Start of recursive call 7: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 5 xjuncts. [2018-11-28 10:42:25,239 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 88 [2018-11-28 10:42:25,244 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:25,246 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-11-28 10:42:25,246 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:25,276 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:26,051 INFO L267 ElimStorePlain]: Start of recursive call 1: 12 dim-0 vars, 4 dim-2 vars, End of recursive call: 25 dim-0 vars, and 9 xjuncts. [2018-11-28 10:42:26,051 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 16 variables, input treesize:385, output treesize:787 [2018-11-28 10:42:26,750 WARN L180 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 187 [2018-11-28 10:42:27,128 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-11-28 10:42:27,172 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:27,175 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:27,176 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 82 [2018-11-28 10:42:27,176 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:42:28,132 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:28,134 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:28,135 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 103 [2018-11-28 10:42:28,135 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:42:28,339 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:28,340 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:28,341 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 115 [2018-11-28 10:42:28,341 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:42:28,503 INFO L267 ElimStorePlain]: Start of recursive call 1: 19 dim-0 vars, 7 dim-1 vars, End of recursive call: 12 dim-0 vars, and 3 xjuncts. [2018-11-28 10:42:28,503 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 26 variables, input treesize:588, output treesize:289 [2018-11-28 10:42:28,829 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 91 [2018-11-28 10:42:28,845 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 59 [2018-11-28 10:42:28,849 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:28,852 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 24 [2018-11-28 10:42:28,852 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:42:28,870 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 25 treesize of output 14 [2018-11-28 10:42:28,871 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:28,884 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:42:28,884 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:28,893 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:42:28,998 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 53 [2018-11-28 10:42:29,001 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 10:42:29,001 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:29,025 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:29,025 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:42:29,025 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:29,038 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 25 treesize of output 14 [2018-11-28 10:42:29,039 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:29,050 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:29,177 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 108 treesize of output 87 [2018-11-28 10:42:29,185 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:29,188 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 71 [2018-11-28 10:42:29,188 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:29,375 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 66 treesize of output 55 [2018-11-28 10:42:29,375 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:29,539 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:29,540 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2018-11-28 10:42:29,540 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:29,696 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 67 [2018-11-28 10:42:29,697 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:29,849 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:29,852 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 67 [2018-11-28 10:42:29,852 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:29,994 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:30,003 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:30,041 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 67 [2018-11-28 10:42:30,042 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-11-28 10:42:30,201 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 53 treesize of output 42 [2018-11-28 10:42:30,201 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:30,358 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:42:30,359 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 31 [2018-11-28 10:42:30,359 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-28 10:42:30,423 INFO L267 ElimStorePlain]: Start of recursive call 10: 12 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:42:30,454 INFO L267 ElimStorePlain]: Start of recursive call 1: 12 dim-0 vars, 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2018-11-28 10:42:30,454 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 15 variables, input treesize:280, output treesize:52 [2018-11-28 10:42:30,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:42:30,601 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-28 10:42:30,901 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:42:30,906 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:42:30,918 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:42:30,918 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:40, output treesize:28 [2018-11-28 10:42:37,156 WARN L180 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 27 [2018-11-28 10:42:37,201 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 12 treesize of output 10 [2018-11-28 10:42:37,201 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:42:37,240 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-11-28 10:42:37,241 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:43, output treesize:77 [2018-11-28 10:42:52,831 WARN L180 SmtUtils]: Spent 7.16 s on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2018-11-28 10:43:09,207 WARN L180 SmtUtils]: Spent 4.10 s on a formula simplification that was a NOOP. DAG size: 53 [2018-11-28 10:43:11,216 WARN L832 $PredicateComparison]: unable to prove that (and (forall ((v_prenex_86 (_ BitVec 32)) (v_prenex_87 (_ BitVec 32)) (v_main_~item~0.base_31 (_ BitVec 32))) (or (= (_ bv1 1) (select (store |c_#valid| v_main_~item~0.base_31 (_ bv1 1)) (select (select (let ((.cse0 (store |c_#memory_$Pointer$.base| c_main_~bcki~0.base (store (store (select |c_#memory_$Pointer$.base| c_main_~bcki~0.base) (bvadd c_main_~bcki~0.offset (_ bv4 32)) (_ bv0 32)) c_main_~bcki~0.offset (_ bv0 32))))) (store .cse0 v_main_~item~0.base_31 (store (store (select .cse0 v_main_~item~0.base_31) v_prenex_87 (_ bv0 32)) (bvadd v_prenex_87 (_ bv4 32)) v_prenex_86))) c_main_~bucket~0.base) c_main_~bucket~0.offset))) (not (= (select |c_#valid| v_main_~item~0.base_31) (_ bv0 1))) (= v_main_~item~0.base_31 c_main_~bucket~0.base))) (or (not (= (select |c_#valid| c_main_~bucket~0.base) (_ bv0 1))) (forall ((v_DerPreprocessor_4 (_ BitVec 32)) (main_~item~0.offset (_ BitVec 32))) (= (bvadd (select (store |c_#valid| c_main_~bucket~0.base (_ bv1 1)) (select (store (store (select (store |c_#memory_$Pointer$.base| c_main_~bcki~0.base (store (store (select |c_#memory_$Pointer$.base| c_main_~bcki~0.base) (bvadd c_main_~bcki~0.offset (_ bv4 32)) (_ bv0 32)) c_main_~bcki~0.offset (_ bv0 32))) c_main_~bucket~0.base) main_~item~0.offset (_ bv0 32)) (bvadd main_~item~0.offset (_ bv4 32)) v_DerPreprocessor_4) c_main_~bucket~0.offset)) (_ bv1 1)) (_ bv0 1))) (not (bvsle (bvadd c_main_~bucket~0.offset (_ bv12 32)) (_ bv8 32))))) is different from false [2018-11-28 10:43:11,597 WARN L180 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 85 [2018-11-28 10:43:11,598 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:43:11,622 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:43:11,919 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:43:11,950 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:43:11,950 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:43:11,969 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:43:12,129 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 13 dim-0 vars, and 3 xjuncts. [2018-11-28 10:43:12,129 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 9 variables, input treesize:150, output treesize:162 [2018-11-28 10:43:14,135 WARN L832 $PredicateComparison]: unable to prove that (let ((.cse0 (not (= (select |c_#valid| c_main_~bucket~0.base) (_ bv0 1)))) (.cse2 (= c_main_~bucket~0.base c_main_~bcki~0.base)) (.cse1 (not (bvsle (bvadd c_main_~bucket~0.offset (_ bv12 32)) (_ bv8 32))))) (and (or .cse0 .cse1 .cse2 (forall ((v_prenex_91 (_ BitVec 32)) (v_prenex_92 (_ BitVec 32)) (v_prenex_90 (_ BitVec 32)) (v_DerPreprocessor_8 (_ BitVec 32))) (= (bvadd (select (store |c_#valid| c_main_~bucket~0.base (_ bv1 1)) (select (store (store (select (store |c_#memory_$Pointer$.base| c_main_~bcki~0.base (store (select |c_#memory_$Pointer$.base| c_main_~bcki~0.base) (bvadd v_prenex_90 (_ bv8 32)) v_DerPreprocessor_8)) c_main_~bucket~0.base) v_prenex_91 (_ bv0 32)) (bvadd v_prenex_91 (_ bv4 32)) v_prenex_92) c_main_~bucket~0.offset)) (_ bv1 1)) (_ bv0 1)))) (or .cse0 (not .cse2) .cse1 (forall ((main_~bcki~0.offset (_ BitVec 32)) (v_DerPreprocessor_4 (_ BitVec 32)) (v_DerPreprocessor_10 (_ BitVec 32)) (main_~item~0.offset (_ BitVec 32))) (= (_ bv1 1) (select (store |c_#valid| c_main_~bucket~0.base (_ bv1 1)) (select (store (store (store (store (store (select |c_#memory_$Pointer$.base| c_main_~bcki~0.base) (bvadd main_~bcki~0.offset (_ bv8 32)) v_DerPreprocessor_10) (bvadd main_~bcki~0.offset (_ bv4 32)) (_ bv0 32)) main_~bcki~0.offset (_ bv0 32)) main_~item~0.offset (_ bv0 32)) (bvadd main_~item~0.offset (_ bv4 32)) v_DerPreprocessor_4) c_main_~bucket~0.offset))))) (forall ((v_DerPreprocessor_6 (_ BitVec 32)) (v_prenex_86 (_ BitVec 32)) (v_prenex_87 (_ BitVec 32)) (v_main_~item~0.base_31 (_ BitVec 32)) (v_prenex_88 (_ BitVec 32))) (or (not (= (select |c_#valid| v_main_~item~0.base_31) (_ bv0 1))) (= (_ bv1 1) (select (store |c_#valid| v_main_~item~0.base_31 (_ bv1 1)) (select (select (let ((.cse3 (store (select |c_#memory_$Pointer$.base| c_main_~bcki~0.base) (bvadd v_prenex_88 (_ bv8 32)) v_DerPreprocessor_6))) (store (store |c_#memory_$Pointer$.base| c_main_~bcki~0.base (store (store .cse3 (bvadd v_prenex_88 (_ bv4 32)) (_ bv0 32)) v_prenex_88 (_ bv0 32))) v_main_~item~0.base_31 (store (store (select (store |c_#memory_$Pointer$.base| c_main_~bcki~0.base .cse3) v_main_~item~0.base_31) v_prenex_87 (_ bv0 32)) (bvadd v_prenex_87 (_ bv4 32)) v_prenex_86))) c_main_~bucket~0.base) c_main_~bucket~0.offset))) (= v_main_~item~0.base_31 c_main_~bucket~0.base))))) is different from false [2018-11-28 10:44:01,417 WARN L180 SmtUtils]: Spent 31.82 s on a formula simplification. DAG size of input: 84 DAG size of output: 65 [2018-11-28 10:44:01,629 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2018-11-28 10:44:01,633 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:44:01,636 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:44:01,637 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 135 [2018-11-28 10:44:01,637 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:44:01,733 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:44:01,736 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:44:01,736 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 74 [2018-11-28 10:44:01,737 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:44:01,821 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-1 vars, End of recursive call: 9 dim-0 vars, and 2 xjuncts. [2018-11-28 10:44:01,821 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 11 variables, input treesize:142, output treesize:210 [2018-11-28 10:44:06,044 WARN L180 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 43 [2018-11-28 10:44:08,399 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-11-28 10:44:32,279 WARN L180 SmtUtils]: Spent 7.18 s on a formula simplification that was a NOOP. DAG size: 55 [2018-11-28 10:45:00,609 WARN L180 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 57 [2018-11-28 10:45:01,208 WARN L180 SmtUtils]: Spent 597.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2018-11-28 10:45:01,210 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:45:01,429 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:45:01,431 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:45:01,510 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:45:01,511 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:45:01,625 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 10:45:03,867 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:45:03,875 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:45:06,625 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: 24 dim-0 vars, and 4 xjuncts. [2018-11-28 10:45:06,625 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 11 variables, input treesize:270, output treesize:843 [2018-11-28 10:45:58,644 WARN L180 SmtUtils]: Spent 17.29 s on a formula simplification that was a NOOP. DAG size: 150 [2018-11-28 10:46:43,541 WARN L180 SmtUtils]: Spent 18.04 s on a formula simplification that was a NOOP. DAG size: 150 [2018-11-28 10:46:43,548 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:46:43,549 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:46:43,549 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2018-11-28 10:46:43,550 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 10:46:45,403 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:46:45,403 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:46:45,404 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 292 treesize of output 283 [2018-11-28 10:46:45,405 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:46:46,198 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:46:46,199 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:46:46,199 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 292 treesize of output 283 [2018-11-28 10:46:46,200 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 10:46:46,794 INFO L267 ElimStorePlain]: Start of recursive call 1: 24 dim-0 vars, 4 dim-1 vars, End of recursive call: 16 dim-0 vars, and 3 xjuncts. [2018-11-28 10:46:46,794 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 28 variables, input treesize:1131, output treesize:581 [2018-11-28 10:47:09,617 WARN L180 SmtUtils]: Spent 8.40 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2018-11-28 10:47:09,645 INFO L478 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 343 treesize of output 224 [2018-11-28 10:47:09,654 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 9 treesize of output 8 [2018-11-28 10:47:09,654 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:09,733 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:47:09,742 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:09,759 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 153 [2018-11-28 10:47:10,092 WARN L180 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-11-28 10:47:10,333 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 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 5 case distinctions, treesize of input 53 treesize of output 80 [2018-11-28 10:47:10,336 INFO L267 ElimStorePlain]: Start of recursive call 5: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 7 xjuncts. [2018-11-28 10:47:10,888 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 116 [2018-11-28 10:47:11,642 WARN L180 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 85 [2018-11-28 10:47:11,644 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-28 10:47:11,644 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:11,655 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 110 treesize of output 113 [2018-11-28 10:47:11,852 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-11-28 10:47:11,862 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:47:11,863 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:11,894 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2018-11-28 10:47:11,895 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-11-28 10:47:12,014 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:47:12,307 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2018-11-28 10:47:12,307 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:12,377 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:47:12,476 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 114 treesize of output 114 [2018-11-28 10:47:13,346 WARN L180 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 84 [2018-11-28 10:47:13,357 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 108 treesize of output 111 [2018-11-28 10:47:13,609 WARN L180 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2018-11-28 10:47:13,639 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2018-11-28 10:47:13,639 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-11-28 10:47:13,649 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-28 10:47:13,649 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:13,892 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-28 10:47:13,893 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-28 10:47:13,893 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:14,213 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 71 [2018-11-28 10:47:14,213 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:14,373 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2018-11-28 10:47:14,374 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:14,427 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:47:14,503 INFO L478 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 47 treesize of output 41 [2018-11-28 10:47:14,511 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:14,516 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 35 treesize of output 40 [2018-11-28 10:47:14,557 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-28 10:47:14,558 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:14,567 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:14,572 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2018-11-28 10:47:14,572 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:14,583 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:47:14,593 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 10:47:14,596 INFO L478 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 49 treesize of output 41 [2018-11-28 10:47:14,602 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:14,603 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:14,700 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 41 treesize of output 58 [2018-11-28 10:47:14,908 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2018-11-28 10:47:14,912 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:14,913 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:14,913 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:14,920 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2018-11-28 10:47:14,921 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:14,991 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:14,996 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 20 [2018-11-28 10:47:14,996 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:15,015 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:47:15,034 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:47:15,069 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-28 10:47:15,118 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-28 10:47:15,513 INFO L478 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 343 treesize of output 224 [2018-11-28 10:47:15,520 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 9 treesize of output 8 [2018-11-28 10:47:15,520 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:15,581 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:47:15,586 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:15,596 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 153 [2018-11-28 10:47:15,997 WARN L180 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-11-28 10:47:16,182 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 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 5 case distinctions, treesize of input 53 treesize of output 80 [2018-11-28 10:47:16,184 INFO L267 ElimStorePlain]: Start of recursive call 30: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 7 xjuncts. [2018-11-28 10:47:16,582 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 121 treesize of output 110 [2018-11-28 10:47:16,587 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:16,588 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:16,674 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 29 treesize of output 51 [2018-11-28 10:47:16,684 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:16,685 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:16,685 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:16,687 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 10:47:16,700 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 55 [2018-11-28 10:47:16,700 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:16,761 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:16,761 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:16,761 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:16,771 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 54 [2018-11-28 10:47:16,771 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-11-28 10:47:16,832 INFO L267 ElimStorePlain]: Start of recursive call 32: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 10:47:16,957 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 79 treesize of output 67 [2018-11-28 10:47:16,970 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:17,047 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 91 [2018-11-28 10:47:17,066 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:17,450 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 84 treesize of output 96 [2018-11-28 10:47:17,469 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 10:47:17,713 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 10:47:17,714 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: var is still there: v_prenex_126 input size 42 context size 42 output size 42 at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:293) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:418) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:290) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:232) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-28 10:47:17,716 INFO L168 Benchmark]: Toolchain (without parser) took 371742.78 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 273.2 MB). Free memory was 938.0 MB in the beginning and 1.0 GB in the end (delta: -85.7 MB). Peak memory consumption was 428.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:47:17,716 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:47:17,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -176.5 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:47:17,716 INFO L168 Benchmark]: Boogie Preprocessor took 44.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:47:17,716 INFO L168 Benchmark]: RCFGBuilder took 620.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 80.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:47:17,717 INFO L168 Benchmark]: TraceAbstraction took 370699.77 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 138.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.4 MB). Peak memory consumption was 390.3 MB. Max. memory is 11.5 GB. [2018-11-28 10:47:17,718 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 374.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -176.5 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 620.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 80.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 370699.77 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 138.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.4 MB). Peak memory consumption was 390.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: var is still there: v_prenex_126 input size 42 context size 42 output size 42 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: v_prenex_126 input size 42 context size 42 output size 42: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...