./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3dbc6bab9a799b7f4b90bf959cd96947d3b192e5 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref) --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:29:30,275 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:29:30,276 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:29:30,283 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:29:30,284 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:29:30,284 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:29:30,285 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:29:30,286 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:29:30,287 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:29:30,287 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:29:30,288 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:29:30,288 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:29:30,289 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:29:30,289 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:29:30,290 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:29:30,290 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:29:30,291 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:29:30,292 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:29:30,294 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:29:30,295 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:29:30,295 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:29:30,296 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:29:30,298 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:29:30,298 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:29:30,298 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:29:30,299 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:29:30,300 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:29:30,300 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:29:30,301 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:29:30,301 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:29:30,302 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:29:30,302 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:29:30,302 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:29:30,302 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:29:30,303 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:29:30,303 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:29:30,303 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-28 11:29:30,313 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:29:30,313 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:29:30,314 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:29:30,314 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:29:30,314 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:29:30,315 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:29:30,315 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:29:30,315 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:29:30,315 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:29:30,315 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 11:29:30,315 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:29:30,315 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:29:30,315 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:29:30,315 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 11:29:30,316 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 11:29:30,316 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 11:29:30,316 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:29:30,316 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:29:30,316 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:29:30,316 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:29:30,316 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:29:30,316 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:29:30,316 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:29:30,316 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:29:30,316 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:29:30,316 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:29:30,316 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:29:30,317 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:29:30,317 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_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 3dbc6bab9a799b7f4b90bf959cd96947d3b192e5 [2018-11-28 11:29:30,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:29:30,349 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:29:30,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:29:30,351 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:29:30,352 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:29:30,352 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2_true-valid-memsafety_true-termination.i [2018-11-28 11:29:30,390 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/bin-2019/uautomizer/data/ad818a5cd/e0514276319c464aa242e88adaa4b57c/FLAG4aa29d896 [2018-11-28 11:29:30,694 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:29:30,695 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2_true-valid-memsafety_true-termination.i [2018-11-28 11:29:30,698 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/bin-2019/uautomizer/data/ad818a5cd/e0514276319c464aa242e88adaa4b57c/FLAG4aa29d896 [2018-11-28 11:29:30,708 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/bin-2019/uautomizer/data/ad818a5cd/e0514276319c464aa242e88adaa4b57c [2018-11-28 11:29:30,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:29:30,711 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 11:29:30,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:29:30,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:29:30,714 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:29:30,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:29:30" (1/1) ... [2018-11-28 11:29:30,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2613019f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:29:30, skipping insertion in model container [2018-11-28 11:29:30,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:29:30" (1/1) ... [2018-11-28 11:29:30,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:29:30,731 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:29:30,832 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:29:30,843 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:29:30,855 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:29:30,869 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:29:30,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:29:30 WrapperNode [2018-11-28 11:29:30,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:29:30,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:29:30,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:29:30,870 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:29:30,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:29:30" (1/1) ... [2018-11-28 11:29:30,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:29:30" (1/1) ... [2018-11-28 11:29:30,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:29:30" (1/1) ... [2018-11-28 11:29:30,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:29:30" (1/1) ... [2018-11-28 11:29:30,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:29:30" (1/1) ... [2018-11-28 11:29:30,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:29:30" (1/1) ... [2018-11-28 11:29:30,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:29:30" (1/1) ... [2018-11-28 11:29:30,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:29:30,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:29:30,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:29:30,942 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:29:30,942 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:29:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/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 11:29:30,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:29:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:29:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:29:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 11:29:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-11-28 11:29:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 11:29:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 11:29:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:29:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:29:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 11:29:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 11:29:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 11:29:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 11:29:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:29:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 11:29:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:29:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-28 11:29:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-11-28 11:29:31,229 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 11:29:31,267 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:29:31,267 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-28 11:29:31,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:29:31 BoogieIcfgContainer [2018-11-28 11:29:31,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:29:31,268 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:29:31,268 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:29:31,271 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:29:31,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:29:30" (1/3) ... [2018-11-28 11:29:31,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f7530cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:29:31, skipping insertion in model container [2018-11-28 11:29:31,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:29:30" (2/3) ... [2018-11-28 11:29:31,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f7530cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:29:31, skipping insertion in model container [2018-11-28 11:29:31,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:29:31" (3/3) ... [2018-11-28 11:29:31,274 INFO L112 eAbstractionObserver]: Analyzing ICFG test-bitfields-2_true-valid-memsafety_true-termination.i [2018-11-28 11:29:31,280 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:29:31,285 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 37 error locations. [2018-11-28 11:29:31,297 INFO L257 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2018-11-28 11:29:31,318 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:29:31,319 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:29:31,319 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 11:29:31,319 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:29:31,319 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:29:31,319 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:29:31,319 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:29:31,319 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:29:31,320 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:29:31,334 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states. [2018-11-28 11:29:31,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 11:29:31,339 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:29:31,339 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:29:31,341 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr21ASSERT_VIOLATIONMEMORY_FREE, mainErr16ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr18REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr10REQUIRES_VIOLATION, mainErr20ASSERT_VIOLATIONMEMORY_FREE, mainErr17ASSERT_VIOLATIONMEMORY_FREE, mainErr31REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION]=== [2018-11-28 11:29:31,344 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:29:31,345 INFO L82 PathProgramCache]: Analyzing trace with hash -372268458, now seen corresponding path program 1 times [2018-11-28 11:29:31,346 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:29:31,346 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:29:31,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:31,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:29:31,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:29:31,469 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 11:29:31,471 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:29:31,471 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:29:31,474 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:29:31,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:29:31,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:29:31,484 INFO L87 Difference]: Start difference. First operand 82 states. Second operand 3 states. [2018-11-28 11:29:31,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:29:31,608 INFO L93 Difference]: Finished difference Result 112 states and 122 transitions. [2018-11-28 11:29:31,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:29:31,609 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-11-28 11:29:31,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:29:31,616 INFO L225 Difference]: With dead ends: 112 [2018-11-28 11:29:31,616 INFO L226 Difference]: Without dead ends: 109 [2018-11-28 11:29:31,617 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 11:29:31,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2018-11-28 11:29:31,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 73. [2018-11-28 11:29:31,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2018-11-28 11:29:31,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 79 transitions. [2018-11-28 11:29:31,642 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 79 transitions. Word has length 7 [2018-11-28 11:29:31,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:29:31,643 INFO L480 AbstractCegarLoop]: Abstraction has 73 states and 79 transitions. [2018-11-28 11:29:31,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:29:31,643 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 79 transitions. [2018-11-28 11:29:31,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 11:29:31,643 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:29:31,643 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:29:31,644 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr21ASSERT_VIOLATIONMEMORY_FREE, mainErr16ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr18REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr10REQUIRES_VIOLATION, mainErr20ASSERT_VIOLATIONMEMORY_FREE, mainErr17ASSERT_VIOLATIONMEMORY_FREE, mainErr31REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION]=== [2018-11-28 11:29:31,644 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:29:31,644 INFO L82 PathProgramCache]: Analyzing trace with hash -372268457, now seen corresponding path program 1 times [2018-11-28 11:29:31,645 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:29:31,645 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:29:31,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:31,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:29:31,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:29:31,708 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 11:29:31,708 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:29:31,708 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:29:31,709 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 11:29:31,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:29:31,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:29:31,710 INFO L87 Difference]: Start difference. First operand 73 states and 79 transitions. Second operand 4 states. [2018-11-28 11:29:31,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:29:31,815 INFO L93 Difference]: Finished difference Result 103 states and 113 transitions. [2018-11-28 11:29:31,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:29:31,816 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2018-11-28 11:29:31,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:29:31,817 INFO L225 Difference]: With dead ends: 103 [2018-11-28 11:29:31,817 INFO L226 Difference]: Without dead ends: 103 [2018-11-28 11:29:31,817 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:29:31,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-11-28 11:29:31,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 67. [2018-11-28 11:29:31,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-11-28 11:29:31,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 73 transitions. [2018-11-28 11:29:31,823 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 73 transitions. Word has length 7 [2018-11-28 11:29:31,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:29:31,823 INFO L480 AbstractCegarLoop]: Abstraction has 67 states and 73 transitions. [2018-11-28 11:29:31,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 11:29:31,823 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2018-11-28 11:29:31,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-28 11:29:31,824 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:29:31,824 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:29:31,824 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr21ASSERT_VIOLATIONMEMORY_FREE, mainErr16ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr18REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr10REQUIRES_VIOLATION, mainErr20ASSERT_VIOLATIONMEMORY_FREE, mainErr17ASSERT_VIOLATIONMEMORY_FREE, mainErr31REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION]=== [2018-11-28 11:29:31,824 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:29:31,825 INFO L82 PathProgramCache]: Analyzing trace with hash -504545642, now seen corresponding path program 1 times [2018-11-28 11:29:31,825 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:29:31,825 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:29:31,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:31,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:29:31,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:31,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:29:31,855 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 11:29:31,856 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:29:31,856 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:29:31,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:29:31,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:29:31,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:29:31,857 INFO L87 Difference]: Start difference. First operand 67 states and 73 transitions. Second operand 3 states. [2018-11-28 11:29:31,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:29:31,922 INFO L93 Difference]: Finished difference Result 71 states and 77 transitions. [2018-11-28 11:29:31,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:29:31,922 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2018-11-28 11:29:31,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:29:31,923 INFO L225 Difference]: With dead ends: 71 [2018-11-28 11:29:31,923 INFO L226 Difference]: Without dead ends: 71 [2018-11-28 11:29:31,923 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 11:29:31,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-11-28 11:29:31,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 66. [2018-11-28 11:29:31,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-11-28 11:29:31,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 77 transitions. [2018-11-28 11:29:31,928 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 77 transitions. Word has length 12 [2018-11-28 11:29:31,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:29:31,928 INFO L480 AbstractCegarLoop]: Abstraction has 66 states and 77 transitions. [2018-11-28 11:29:31,929 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:29:31,929 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2018-11-28 11:29:31,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-28 11:29:31,929 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:29:31,929 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:29:31,930 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr21ASSERT_VIOLATIONMEMORY_FREE, mainErr16ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr18REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr10REQUIRES_VIOLATION, mainErr20ASSERT_VIOLATIONMEMORY_FREE, mainErr17ASSERT_VIOLATIONMEMORY_FREE, mainErr31REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION]=== [2018-11-28 11:29:31,930 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:29:31,930 INFO L82 PathProgramCache]: Analyzing trace with hash -504545640, now seen corresponding path program 1 times [2018-11-28 11:29:31,930 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:29:31,930 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:29:31,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:31,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:29:31,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:29:31,962 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 11:29:31,963 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:29:31,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:29:31,963 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:29:31,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:29:31,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:29:31,963 INFO L87 Difference]: Start difference. First operand 66 states and 77 transitions. Second operand 3 states. [2018-11-28 11:29:31,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:29:31,999 INFO L93 Difference]: Finished difference Result 45 states and 50 transitions. [2018-11-28 11:29:31,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:29:31,999 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2018-11-28 11:29:31,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:29:31,999 INFO L225 Difference]: With dead ends: 45 [2018-11-28 11:29:32,000 INFO L226 Difference]: Without dead ends: 45 [2018-11-28 11:29:32,000 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 11:29:32,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-11-28 11:29:32,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2018-11-28 11:29:32,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-11-28 11:29:32,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 50 transitions. [2018-11-28 11:29:32,002 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 50 transitions. Word has length 12 [2018-11-28 11:29:32,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:29:32,003 INFO L480 AbstractCegarLoop]: Abstraction has 45 states and 50 transitions. [2018-11-28 11:29:32,003 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:29:32,003 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2018-11-28 11:29:32,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-28 11:29:32,003 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:29:32,003 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 11:29:32,004 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr21ASSERT_VIOLATIONMEMORY_FREE, mainErr16ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr18REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr10REQUIRES_VIOLATION, mainErr20ASSERT_VIOLATIONMEMORY_FREE, mainErr17ASSERT_VIOLATIONMEMORY_FREE, mainErr31REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION]=== [2018-11-28 11:29:32,004 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:29:32,004 INFO L82 PathProgramCache]: Analyzing trace with hash -1154613268, now seen corresponding path program 1 times [2018-11-28 11:29:32,004 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:29:32,004 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:29:32,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:32,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:29:32,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:29:32,067 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 11:29:32,067 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:29:32,067 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 11:29:32,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 11:29:32,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:29:32,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:29:32,068 INFO L87 Difference]: Start difference. First operand 45 states and 50 transitions. Second operand 4 states. [2018-11-28 11:29:32,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:29:32,088 INFO L93 Difference]: Finished difference Result 49 states and 55 transitions. [2018-11-28 11:29:32,089 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:29:32,089 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2018-11-28 11:29:32,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:29:32,090 INFO L225 Difference]: With dead ends: 49 [2018-11-28 11:29:32,090 INFO L226 Difference]: Without dead ends: 46 [2018-11-28 11:29:32,090 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 11:29:32,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-11-28 11:29:32,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2018-11-28 11:29:32,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-11-28 11:29:32,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 51 transitions. [2018-11-28 11:29:32,092 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 51 transitions. Word has length 24 [2018-11-28 11:29:32,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:29:32,092 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 51 transitions. [2018-11-28 11:29:32,092 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 11:29:32,093 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2018-11-28 11:29:32,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-28 11:29:32,093 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:29:32,093 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 11:29:32,093 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr21ASSERT_VIOLATIONMEMORY_FREE, mainErr16ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr18REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr10REQUIRES_VIOLATION, mainErr20ASSERT_VIOLATIONMEMORY_FREE, mainErr17ASSERT_VIOLATIONMEMORY_FREE, mainErr31REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION]=== [2018-11-28 11:29:32,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:29:32,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1857384448, now seen corresponding path program 1 times [2018-11-28 11:29:32,094 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:29:32,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:29:32,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:32,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:29:32,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:32,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:29:32,150 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 11:29:32,150 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:29:32,150 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/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 11:29:32,160 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:29:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:29:32,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:29:32,234 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 11:29:32,249 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:29:32,249 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2018-11-28 11:29:32,249 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 11:29:32,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 11:29:32,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:29:32,250 INFO L87 Difference]: Start difference. First operand 46 states and 51 transitions. Second operand 8 states. [2018-11-28 11:29:32,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:29:32,266 INFO L93 Difference]: Finished difference Result 50 states and 56 transitions. [2018-11-28 11:29:32,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:29:32,267 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2018-11-28 11:29:32,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:29:32,268 INFO L225 Difference]: With dead ends: 50 [2018-11-28 11:29:32,268 INFO L226 Difference]: Without dead ends: 47 [2018-11-28 11:29:32,268 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:29:32,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-11-28 11:29:32,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2018-11-28 11:29:32,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-28 11:29:32,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2018-11-28 11:29:32,271 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 25 [2018-11-28 11:29:32,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:29:32,272 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2018-11-28 11:29:32,272 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 11:29:32,272 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2018-11-28 11:29:32,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-28 11:29:32,272 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:29:32,273 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] [2018-11-28 11:29:32,273 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr21ASSERT_VIOLATIONMEMORY_FREE, mainErr16ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr18REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr10REQUIRES_VIOLATION, mainErr20ASSERT_VIOLATIONMEMORY_FREE, mainErr17ASSERT_VIOLATIONMEMORY_FREE, mainErr31REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION]=== [2018-11-28 11:29:32,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:29:32,273 INFO L82 PathProgramCache]: Analyzing trace with hash 2126512748, now seen corresponding path program 2 times [2018-11-28 11:29:32,274 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:29:32,274 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:29:32,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:32,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:29:32,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:29:32,337 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 11:29:32,338 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:29:32,338 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/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 11:29:32,356 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 11:29:32,380 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-11-28 11:29:32,380 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:29:32,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:29:32,413 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 11:29:32,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:29:32,434 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2018-11-28 11:29:32,434 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 11:29:32,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 11:29:32,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:29:32,435 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand 8 states. [2018-11-28 11:29:32,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:29:32,467 INFO L93 Difference]: Finished difference Result 55 states and 62 transitions. [2018-11-28 11:29:32,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 11:29:32,468 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 26 [2018-11-28 11:29:32,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:29:32,469 INFO L225 Difference]: With dead ends: 55 [2018-11-28 11:29:32,469 INFO L226 Difference]: Without dead ends: 49 [2018-11-28 11:29:32,469 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:29:32,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-11-28 11:29:32,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2018-11-28 11:29:32,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-11-28 11:29:32,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 54 transitions. [2018-11-28 11:29:32,472 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 54 transitions. Word has length 26 [2018-11-28 11:29:32,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:29:32,472 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 54 transitions. [2018-11-28 11:29:32,472 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 11:29:32,472 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2018-11-28 11:29:32,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-28 11:29:32,473 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:29:32,473 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 11:29:32,474 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr21ASSERT_VIOLATIONMEMORY_FREE, mainErr16ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr18REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr10REQUIRES_VIOLATION, mainErr20ASSERT_VIOLATIONMEMORY_FREE, mainErr17ASSERT_VIOLATIONMEMORY_FREE, mainErr31REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION]=== [2018-11-28 11:29:32,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:29:32,475 INFO L82 PathProgramCache]: Analyzing trace with hash -1597337878, now seen corresponding path program 1 times [2018-11-28 11:29:32,475 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:29:32,475 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:29:32,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:32,476 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:29:32,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:29:32,537 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:29:32,537 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:29:32,538 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/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 11:29:32,547 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:29:32,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:29:32,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:29:32,628 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:29:32,651 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:29:32,652 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-28 11:29:32,652 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-28 11:29:32,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-28 11:29:32,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2018-11-28 11:29:32,653 INFO L87 Difference]: Start difference. First operand 49 states and 54 transitions. Second operand 12 states. [2018-11-28 11:29:32,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:29:32,686 INFO L93 Difference]: Finished difference Result 54 states and 60 transitions. [2018-11-28 11:29:32,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:29:32,687 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 28 [2018-11-28 11:29:32,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:29:32,688 INFO L225 Difference]: With dead ends: 54 [2018-11-28 11:29:32,688 INFO L226 Difference]: Without dead ends: 50 [2018-11-28 11:29:32,688 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=61, Invalid=95, Unknown=0, NotChecked=0, Total=156 [2018-11-28 11:29:32,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-28 11:29:32,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-11-28 11:29:32,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-28 11:29:32,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 55 transitions. [2018-11-28 11:29:32,692 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 55 transitions. Word has length 28 [2018-11-28 11:29:32,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:29:32,692 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 55 transitions. [2018-11-28 11:29:32,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-28 11:29:32,692 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2018-11-28 11:29:32,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-28 11:29:32,693 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:29:32,695 INFO L402 BasicCegarLoop]: trace histogram [4, 1, 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 11:29:32,695 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr21ASSERT_VIOLATIONMEMORY_FREE, mainErr16ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr18REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr10REQUIRES_VIOLATION, mainErr20ASSERT_VIOLATIONMEMORY_FREE, mainErr17ASSERT_VIOLATIONMEMORY_FREE, mainErr31REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION]=== [2018-11-28 11:29:32,695 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:29:32,696 INFO L82 PathProgramCache]: Analyzing trace with hash -147262210, now seen corresponding path program 2 times [2018-11-28 11:29:32,696 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:29:32,696 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:29:32,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:32,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:29:32,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:29:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:29:32,995 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:29:32,995 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:29:32,995 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/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 11:29:33,022 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 11:29:33,040 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-28 11:29:33,040 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:29:33,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:29:33,062 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 11:29:33,064 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 11:29:33,064 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,066 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,068 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,069 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-11-28 11:29:33,098 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 21 treesize of output 16 [2018-11-28 11:29:33,101 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,102 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,102 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 31 [2018-11-28 11:29:33,103 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,108 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,115 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,115 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2018-11-28 11:29:33,133 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 30 treesize of output 23 [2018-11-28 11:29:33,135 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,141 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,142 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,143 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,149 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,156 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,157 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 23 treesize of output 78 [2018-11-28 11:29:33,157 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,166 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,170 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,171 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:29 [2018-11-28 11:29:33,191 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 39 treesize of output 30 [2018-11-28 11:29:33,193 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,195 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,196 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,197 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,197 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,198 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,199 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,201 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,202 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,203 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,204 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,204 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,205 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 149 [2018-11-28 11:29:33,206 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,222 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,230 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,231 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:42, output treesize:38 [2018-11-28 11:29:33,252 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 37 [2018-11-28 11:29:33,254 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,255 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,256 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,257 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,257 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,258 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,259 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,260 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,260 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,261 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,262 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,262 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,263 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,264 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,265 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,265 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,266 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,267 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,267 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,268 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,269 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 20 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 244 [2018-11-28 11:29:33,270 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,303 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,312 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,313 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:47 [2018-11-28 11:29:33,336 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 44 treesize of output 34 [2018-11-28 11:29:33,349 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,350 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,354 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,355 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,357 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,365 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,373 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,374 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,374 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,375 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,376 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,376 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,377 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,377 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,378 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,378 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,379 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,379 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,380 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,380 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:29:33,381 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 20 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 73 [2018-11-28 11:29:33,382 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,385 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,388 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:29:33,388 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:50, output treesize:7 [2018-11-28 11:29:38,416 WARN L180 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-11-28 11:29:45,888 WARN L180 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-11-28 11:30:07,892 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 35 [2018-11-28 11:30:38,327 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 35 [2018-11-28 11:30:38,366 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 66 treesize of output 68 [2018-11-28 11:30:38,370 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 69 [2018-11-28 11:30:38,373 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:38,375 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 30 treesize of output 38 [2018-11-28 11:30:38,380 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:38,381 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:38,382 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:38,385 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 0 case distinctions, treesize of input 32 treesize of output 54 [2018-11-28 11:30:38,388 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:38,389 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:38,391 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:38,391 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:38,392 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:38,407 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 2 case distinctions, treesize of input 34 treesize of output 81 [2018-11-28 11:30:38,408 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-11-28 11:30:38,434 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:30:38,448 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:30:38,475 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:30:38,574 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:38,575 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:38,577 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:38,578 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:38,613 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 8 case distinctions, treesize of input 54 treesize of output 70 [2018-11-28 11:30:38,620 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 11:30:38,621 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-28 11:30:39,187 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,188 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,189 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,190 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,190 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:30:39,191 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,193 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,195 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,199 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 112 [2018-11-28 11:30:39,205 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,211 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,212 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,213 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,214 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,214 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,216 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,217 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,234 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 19 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 125 [2018-11-28 11:30:39,241 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,242 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,244 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,245 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,247 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,249 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,250 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,251 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,252 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,253 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,254 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,255 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,256 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,275 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 25 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 119 treesize of output 174 [2018-11-28 11:30:39,276 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-11-28 11:30:39,371 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,372 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,374 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,375 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,377 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,378 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,379 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,379 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,380 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,381 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,381 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,382 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,391 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 140 [2018-11-28 11:30:39,392 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-28 11:30:39,431 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-28 11:30:39,484 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-28 11:30:39,637 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,642 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,644 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,645 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,650 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,653 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,656 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,661 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,662 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,684 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 22 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 54 treesize of output 138 [2018-11-28 11:30:39,690 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 11:30:39,690 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-28 11:30:39,828 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,829 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,830 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,831 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,832 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,833 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,834 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,836 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,844 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,854 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,856 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,858 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,882 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 8 case distinctions, treesize of input 56 treesize of output 148 [2018-11-28 11:30:39,895 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,896 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,898 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,899 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,900 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,903 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,904 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,905 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,906 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,907 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,909 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,912 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,922 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,928 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,929 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,930 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:39,948 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 25 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 124 treesize of output 219 [2018-11-28 11:30:39,950 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 8 xjuncts. [2018-11-28 11:30:40,684 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,685 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,686 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,687 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,688 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,690 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,690 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,691 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,692 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,693 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,693 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,694 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,694 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,696 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,696 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,702 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,703 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,707 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,708 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,709 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:40,720 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 24 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 229 [2018-11-28 11:30:40,721 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 4 xjuncts. [2018-11-28 11:30:41,039 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,040 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,045 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,046 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,047 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,047 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,048 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,049 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,049 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,050 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,052 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,061 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,067 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,068 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,069 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:41,099 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 24 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 12 case distinctions, treesize of input 58 treesize of output 223 [2018-11-28 11:30:41,099 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-11-28 11:30:41,129 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 128 xjuncts. [2018-11-28 11:30:42,618 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,619 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,619 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,620 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,621 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,623 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,623 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,624 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,625 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,626 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,626 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,627 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,628 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,635 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,639 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,639 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:42,654 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 58 treesize of output 193 [2018-11-28 11:30:42,656 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 8 xjuncts. [2018-11-28 11:30:43,178 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,178 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,179 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,180 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,180 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,181 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,182 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,182 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,183 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,184 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,184 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,185 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,186 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,186 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,187 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,188 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,188 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,189 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:30:43,195 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,195 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,196 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,200 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,202 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:43,204 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 221 [2018-11-28 11:30:43,205 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-28 11:30:43,994 INFO L267 ElimStorePlain]: Start of recursive call 15: 16 dim-1 vars, End of recursive call: and 15 xjuncts. [2018-11-28 11:30:44,245 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:44,246 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:44,248 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:44,249 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:44,250 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:44,252 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:44,254 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:44,263 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:44,272 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:44,274 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:44,275 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:44,309 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 24 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 12 case distinctions, treesize of input 56 treesize of output 148 [2018-11-28 11:30:44,322 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 11:30:44,322 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-28 11:30:45,152 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,152 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,153 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,154 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,155 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,155 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,157 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,157 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,158 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,160 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,161 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,162 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,164 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,175 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,176 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,182 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,183 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,184 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,213 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 25 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 12 case distinctions, treesize of input 58 treesize of output 201 [2018-11-28 11:30:45,218 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 32 xjuncts. [2018-11-28 11:30:45,777 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,778 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,779 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,779 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,780 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,781 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,782 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,783 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,783 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,785 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,786 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,786 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,789 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,790 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,799 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,799 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,804 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,805 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,806 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:45,829 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 26 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 10 case distinctions, treesize of input 58 treesize of output 221 [2018-11-28 11:30:45,832 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 16 xjuncts. [2018-11-28 11:30:47,302 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:47,303 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:47,309 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:47,310 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:47,312 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:47,312 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:47,313 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:47,315 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:47,317 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:47,332 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:47,339 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:47,340 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:47,341 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:30:47,392 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 26 disjoint index pairs (out of 28 index pairs), introduced 0 new quantified variables, introduced 19 case distinctions, treesize of input 58 treesize of output 237 [2018-11-28 11:30:47,392 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2018-11-28 11:30:48,167 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 2048 xjuncts. [2018-11-28 11:31:49,437 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,439 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,440 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,440 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,441 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,442 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,444 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,445 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,446 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,447 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,448 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,451 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,452 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,453 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,454 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,456 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,457 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,458 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,472 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,473 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,474 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,484 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,487 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:49,508 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 29 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 58 treesize of output 247 [2018-11-28 11:31:49,510 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 8 xjuncts. [2018-11-28 11:31:52,237 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,238 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,239 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,240 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,241 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,242 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,244 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,245 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,247 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,248 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,250 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,252 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,264 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,270 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,271 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:52,298 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 12 case distinctions, treesize of input 58 treesize of output 193 [2018-11-28 11:31:52,302 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 32 xjuncts. [2018-11-28 11:31:54,940 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,949 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,950 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,951 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,952 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,953 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,956 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,957 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,958 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,958 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,959 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,961 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,962 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,963 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,963 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,964 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,966 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,973 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,978 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,980 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,980 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:54,993 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 30 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 247 [2018-11-28 11:31:54,994 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 4 xjuncts. [2018-11-28 11:31:55,949 INFO L267 ElimStorePlain]: Start of recursive call 21: 32 dim-1 vars, End of recursive call: and 31 xjuncts. [2018-11-28 11:31:56,625 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,626 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,627 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,628 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,628 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,629 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,630 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,630 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,631 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,635 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,636 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,637 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,642 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,643 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,658 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 17 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 139 [2018-11-28 11:31:56,674 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 11:31:56,674 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-11-28 11:31:56,810 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,810 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,811 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,811 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,812 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,813 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,813 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,814 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,815 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,815 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,816 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,816 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,817 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:31:56,821 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,822 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,825 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,827 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 168 [2018-11-28 11:31:56,827 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-11-28 11:31:56,898 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,898 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,899 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,899 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,901 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,901 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,902 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,903 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,903 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,904 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,904 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,906 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,910 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,911 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,914 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:56,923 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 53 treesize of output 176 [2018-11-28 11:31:56,924 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 4 xjuncts. [2018-11-28 11:31:57,043 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,044 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,048 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,049 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,049 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,050 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,051 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,051 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,052 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,052 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,053 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,055 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,061 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,061 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,062 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,066 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,067 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,086 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 9 case distinctions, treesize of input 53 treesize of output 210 [2018-11-28 11:31:57,090 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 32 xjuncts. [2018-11-28 11:31:57,600 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,600 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,601 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,601 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,603 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,603 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,604 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,604 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,605 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,605 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,606 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,607 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,612 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,613 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,616 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:57,625 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 53 treesize of output 176 [2018-11-28 11:31:57,626 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 4 xjuncts. [2018-11-28 11:31:57,914 INFO L267 ElimStorePlain]: Start of recursive call 29: 8 dim-1 vars, End of recursive call: and 10 xjuncts. [2018-11-28 11:31:58,696 INFO L267 ElimStorePlain]: Start of recursive call 13: 4 dim-1 vars, End of recursive call: and 56 xjuncts. [2018-11-28 11:31:59,711 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,712 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,713 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,714 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,715 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,716 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,716 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,717 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:31:59,717 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,719 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,721 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,725 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 116 [2018-11-28 11:31:59,728 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,729 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,730 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,731 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,733 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,734 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,738 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,762 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 119 [2018-11-28 11:31:59,767 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,768 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,770 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,772 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,773 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,773 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,774 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,774 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,775 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,776 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,778 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,788 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:31:59,806 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 22 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 107 treesize of output 178 [2018-11-28 11:31:59,808 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 8 xjuncts. [2018-11-28 11:32:00,053 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,054 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,055 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,055 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,057 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,057 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,058 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,059 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,059 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,060 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,061 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,077 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 17 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 140 [2018-11-28 11:32:00,077 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 2 xjuncts. [2018-11-28 11:32:00,172 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,173 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,173 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,174 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,175 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,175 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,176 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,176 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,177 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,178 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,178 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:32:00,183 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:00,191 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 136 [2018-11-28 11:32:00,191 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-11-28 11:32:00,254 INFO L267 ElimStorePlain]: Start of recursive call 36: 4 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-11-28 11:32:00,314 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-11-28 11:32:03,579 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,580 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,581 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,581 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:32:03,582 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,584 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,585 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,590 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 112 [2018-11-28 11:32:03,594 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,595 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,596 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,597 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,601 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,602 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,603 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,604 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,610 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,625 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 20 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 131 [2018-11-28 11:32:03,629 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,630 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,631 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,632 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,633 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,634 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,635 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,636 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,637 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,637 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,638 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,639 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,640 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,641 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:03,660 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 28 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 188 [2018-11-28 11:32:03,660 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 2 xjuncts. [2018-11-28 11:32:03,750 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:32:03,778 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:32:09,068 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,069 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,069 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,070 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,071 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,071 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,072 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,078 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 100 [2018-11-28 11:32:09,082 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,083 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,085 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,085 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,086 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,087 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,088 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,089 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,090 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,091 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,092 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,109 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 22 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 134 [2018-11-28 11:32:09,113 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,114 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,116 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,117 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,117 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,118 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,120 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,121 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,122 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,123 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,124 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,124 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,125 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,126 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,127 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,128 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,129 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:09,153 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 32 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 193 [2018-11-28 11:32:09,153 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 2 xjuncts. [2018-11-28 11:32:09,258 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:32:09,289 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:32:10,324 INFO L267 ElimStorePlain]: Start of recursive call 7: 16 dim-1 vars, End of recursive call: and 69 xjuncts. [2018-11-28 11:32:11,480 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 69 xjuncts. [2018-11-28 11:32:12,594 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 54 xjuncts. [2018-11-28 11:32:12,594 INFO L202 ElimStorePlain]: Needed 45 recursive calls to eliminate 7 variables, input treesize:74, output treesize:1841 [2018-11-28 11:32:13,002 WARN L180 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 71 [2018-11-28 11:32:13,020 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 42 treesize of output 32 [2018-11-28 11:32:13,023 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,024 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:32:13,029 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,033 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,034 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 26 treesize of output 19 [2018-11-28 11:32:13,034 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,044 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,218 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 46 treesize of output 34 [2018-11-28 11:32:13,220 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,220 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,221 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 31 treesize of output 23 [2018-11-28 11:32:13,221 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,225 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,317 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 11:32:13,318 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,319 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 11 [2018-11-28 11:32:13,319 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,321 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,435 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 32 treesize of output 24 [2018-11-28 11:32:13,437 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,438 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,438 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 21 treesize of output 15 [2018-11-28 11:32:13,438 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,442 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,472 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 49 [2018-11-28 11:32:13,475 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,476 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,477 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,478 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,479 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 24 [2018-11-28 11:32:13,479 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,500 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 18 treesize of output 11 [2018-11-28 11:32:13,501 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,515 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,517 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,517 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,518 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,519 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,519 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 18 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 27 [2018-11-28 11:32:13,520 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,539 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:32:13,635 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 39 treesize of output 29 [2018-11-28 11:32:13,638 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:32:13,638 INFO L478 Elim1Store]: Elim1 did not use 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2018-11-28 11:32:13,639 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,642 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,655 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 21 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:32:13,655 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 22 variables, input treesize:852, output treesize:7 [2018-11-28 11:32:13,673 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 1 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:32:13,688 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:32:13,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 17] total 28 [2018-11-28 11:32:13,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-11-28 11:32:13,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-11-28 11:32:13,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=605, Unknown=53, NotChecked=0, Total=756 [2018-11-28 11:32:13,689 INFO L87 Difference]: Start difference. First operand 50 states and 55 transitions. Second operand 28 states. [2018-11-28 11:33:51,619 WARN L180 SmtUtils]: Spent 935.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 28 [2018-11-28 11:34:02,436 WARN L180 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2018-11-28 11:34:17,860 WARN L180 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 49 [2018-11-28 11:34:52,317 WARN L180 SmtUtils]: Spent 4.04 s on a formula simplification that was a NOOP. DAG size: 53 [2018-11-28 11:39:19,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:19,386 INFO L93 Difference]: Finished difference Result 74 states and 82 transitions. [2018-11-28 11:39:19,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-28 11:39:19,386 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 29 [2018-11-28 11:39:19,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:19,387 INFO L225 Difference]: With dead ends: 74 [2018-11-28 11:39:19,387 INFO L226 Difference]: Without dead ends: 74 [2018-11-28 11:39:19,388 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 16 SyntacticMatches, 4 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 162.4s TimeCoverageRelationStatistics Valid=250, Invalid=1526, Unknown=116, NotChecked=0, Total=1892 [2018-11-28 11:39:19,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2018-11-28 11:39:19,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 46. [2018-11-28 11:39:19,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-11-28 11:39:19,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 50 transitions. [2018-11-28 11:39:19,393 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 50 transitions. Word has length 29 [2018-11-28 11:39:19,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:19,393 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 50 transitions. [2018-11-28 11:39:19,394 INFO L481 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-11-28 11:39:19,394 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2018-11-28 11:39:19,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-28 11:39:19,394 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:19,394 INFO L402 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 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 11:39:19,395 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr21ASSERT_VIOLATIONMEMORY_FREE, mainErr16ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr18REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr10REQUIRES_VIOLATION, mainErr20ASSERT_VIOLATIONMEMORY_FREE, mainErr17ASSERT_VIOLATIONMEMORY_FREE, mainErr31REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION]=== [2018-11-28 11:39:19,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:19,395 INFO L82 PathProgramCache]: Analyzing trace with hash 392528288, now seen corresponding path program 1 times [2018-11-28 11:39:19,395 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:19,395 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:19,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:19,396 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:39:19,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:19,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:19,737 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:39:19,737 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:39:19,737 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/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 11:39:19,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:19,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:39:19,764 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 9 treesize of output 12 [2018-11-28 11:39:19,777 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,781 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 12 treesize of output 15 [2018-11-28 11:39:19,781 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-28 11:39:19,786 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:39:19,793 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:39:19,793 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:13, output treesize:27 [2018-11-28 11:39:19,812 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,813 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,814 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,815 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 12 [2018-11-28 11:39:19,815 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,823 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,824 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,824 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 14 treesize of output 8 [2018-11-28 11:39:19,824 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,829 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,829 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:8 [2018-11-28 11:39:19,841 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 10 [2018-11-28 11:39:19,843 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11:39:19,843 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,844 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,847 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,847 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2018-11-28 11:39:19,864 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 23 treesize of output 18 [2018-11-28 11:39:19,866 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,866 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,867 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 18 treesize of output 37 [2018-11-28 11:39:19,867 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,872 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,876 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,876 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:30, output treesize:26 [2018-11-28 11:39:19,894 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 32 treesize of output 25 [2018-11-28 11:39:19,896 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,896 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,897 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,898 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,898 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,899 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,899 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 25 treesize of output 88 [2018-11-28 11:39:19,900 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,907 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,911 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,912 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:35 [2018-11-28 11:39:19,932 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 41 treesize of output 32 [2018-11-28 11:39:19,934 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,934 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,935 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,936 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,936 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,937 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,937 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,938 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,939 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,939 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,940 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,941 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,941 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 163 [2018-11-28 11:39:19,941 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,955 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,960 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,961 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:48, output treesize:44 [2018-11-28 11:39:19,982 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 37 treesize of output 29 [2018-11-28 11:39:19,984 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,984 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,985 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,985 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,986 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,986 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,987 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,988 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,988 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,989 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,989 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,990 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:19,990 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 49 [2018-11-28 11:39:19,990 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,991 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,993 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:19,994 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:43, output treesize:7 [2018-11-28 11:39:20,466 WARN L180 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-11-28 11:39:21,240 WARN L180 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-11-28 11:39:22,117 WARN L180 SmtUtils]: Spent 847.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-11-28 11:39:27,984 WARN L180 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 36 [2018-11-28 11:39:28,049 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 61 treesize of output 62 [2018-11-28 11:39:28,052 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 29 treesize of output 32 [2018-11-28 11:39:28,055 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,057 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 32 treesize of output 40 [2018-11-28 11:39:28,063 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,064 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,065 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,068 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 0 case distinctions, treesize of input 34 treesize of output 56 [2018-11-28 11:39:28,071 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,072 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,073 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,074 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,075 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,077 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,084 INFO L478 Elim1Store]: Elim1 did not use 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 83 [2018-11-28 11:39:28,084 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:28,097 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:28,104 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:28,111 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:28,123 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:28,143 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-11-28 11:39:28,144 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:88, output treesize:60 [2018-11-28 11:39:28,183 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 53 treesize of output 43 [2018-11-28 11:39:28,189 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 19 treesize of output 16 [2018-11-28 11:39:28,189 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-28 11:39:28,197 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,198 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,199 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:39:28,199 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,200 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,200 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,201 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 25 [2018-11-28 11:39:28,201 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:28,202 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,203 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,203 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:28,204 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 8 [2018-11-28 11:39:28,204 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:28,209 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:39:28,216 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 11:39:28,217 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:69, output treesize:15 [2018-11-28 11:39:28,261 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:39:28,276 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:39:28,276 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18] total 31 [2018-11-28 11:39:28,276 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-11-28 11:39:28,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-11-28 11:39:28,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=828, Unknown=5, NotChecked=0, Total=930 [2018-11-28 11:39:28,277 INFO L87 Difference]: Start difference. First operand 46 states and 50 transitions. Second operand 31 states. [2018-11-28 11:39:29,502 WARN L180 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-11-28 11:39:32,634 WARN L180 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2018-11-28 11:39:36,405 WARN L180 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-11-28 11:39:40,837 WARN L180 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2018-11-28 11:39:42,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:42,424 INFO L93 Difference]: Finished difference Result 68 states and 72 transitions. [2018-11-28 11:39:42,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-11-28 11:39:42,424 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 31 [2018-11-28 11:39:42,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:42,425 INFO L225 Difference]: With dead ends: 68 [2018-11-28 11:39:42,425 INFO L226 Difference]: Without dead ends: 68 [2018-11-28 11:39:42,426 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 17 SyntacticMatches, 4 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 590 ImplicationChecksByTransitivity, 17.9s TimeCoverageRelationStatistics Valid=326, Invalid=2215, Unknown=9, NotChecked=0, Total=2550 [2018-11-28 11:39:42,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-11-28 11:39:42,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 42. [2018-11-28 11:39:42,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-28 11:39:42,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 45 transitions. [2018-11-28 11:39:42,429 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 45 transitions. Word has length 31 [2018-11-28 11:39:42,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:42,429 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 45 transitions. [2018-11-28 11:39:42,429 INFO L481 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-11-28 11:39:42,429 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2018-11-28 11:39:42,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-28 11:39:42,430 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:42,430 INFO L402 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 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 11:39:42,430 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr21ASSERT_VIOLATIONMEMORY_FREE, mainErr16ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr18REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr10REQUIRES_VIOLATION, mainErr20ASSERT_VIOLATIONMEMORY_FREE, mainErr17ASSERT_VIOLATIONMEMORY_FREE, mainErr31REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION]=== [2018-11-28 11:39:42,430 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:42,430 INFO L82 PathProgramCache]: Analyzing trace with hash -559845534, now seen corresponding path program 1 times [2018-11-28 11:39:42,430 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:42,431 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:42,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:42,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:42,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:42,707 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:39:42,707 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:39:42,707 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/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 11:39:42,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:42,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:39:42,734 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 9 treesize of output 12 [2018-11-28 11:39:42,737 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,741 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 12 treesize of output 15 [2018-11-28 11:39:42,741 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-28 11:39:42,747 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:39:42,753 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:39:42,753 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:13, output treesize:27 [2018-11-28 11:39:42,772 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,773 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,774 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,775 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 19 treesize of output 12 [2018-11-28 11:39:42,775 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,786 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,786 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,787 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 14 treesize of output 8 [2018-11-28 11:39:42,787 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,794 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,794 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:8 [2018-11-28 11:39:42,810 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 10 [2018-11-28 11:39:42,812 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11:39:42,812 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,813 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,816 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,816 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2018-11-28 11:39:42,831 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 23 treesize of output 18 [2018-11-28 11:39:42,833 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,833 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,834 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 18 treesize of output 37 [2018-11-28 11:39:42,834 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,838 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,842 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,842 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:30, output treesize:26 [2018-11-28 11:39:42,860 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 32 treesize of output 25 [2018-11-28 11:39:42,862 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,862 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,863 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,864 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,865 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,865 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,866 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 25 treesize of output 88 [2018-11-28 11:39:42,866 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,873 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,878 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,878 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:35 [2018-11-28 11:39:42,898 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 28 treesize of output 22 [2018-11-28 11:39:42,900 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,901 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,901 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,902 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,902 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,903 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:42,903 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 25 [2018-11-28 11:39:42,904 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,904 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,910 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:42,910 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:34, output treesize:7 [2018-11-28 11:39:43,372 WARN L180 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-11-28 11:39:43,887 WARN L180 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2018-11-28 11:39:44,584 WARN L180 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-11-28 11:39:50,381 WARN L180 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 36 [2018-11-28 11:39:50,458 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 11:39:50,461 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 29 treesize of output 32 [2018-11-28 11:39:50,464 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,465 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2018-11-28 11:39:50,468 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,469 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,470 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,474 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 0 case distinctions, treesize of input 34 treesize of output 56 [2018-11-28 11:39:50,477 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,478 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,479 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,480 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,481 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,482 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,488 INFO L478 Elim1Store]: Elim1 did not use 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 83 [2018-11-28 11:39:50,488 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:50,499 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:50,506 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:50,512 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:50,522 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:39:50,540 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-11-28 11:39:50,540 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 9 variables, input treesize:95, output treesize:62 [2018-11-28 11:39:50,591 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 52 treesize of output 44 [2018-11-28 11:39:50,600 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 1 case distinctions, treesize of input 19 treesize of output 16 [2018-11-28 11:39:50,600 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-28 11:39:50,614 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,615 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,616 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,618 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,619 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,620 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,621 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 30 treesize of output 33 [2018-11-28 11:39:50,622 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:50,625 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,626 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,629 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:39:50,630 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,632 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,634 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,635 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:39:50,636 INFO L478 Elim1Store]: Elim1 did not use 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 43 [2018-11-28 11:39:50,636 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:39:50,648 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:39:50,658 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:39:50,658 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:71, output treesize:15 [2018-11-28 11:39:50,702 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:39:50,717 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:39:50,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17] total 30 [2018-11-28 11:39:50,718 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-11-28 11:39:50,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-11-28 11:39:50,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=780, Unknown=5, NotChecked=0, Total=870 [2018-11-28 11:39:50,719 INFO L87 Difference]: Start difference. First operand 42 states and 45 transitions. Second operand 30 states. [2018-11-28 11:39:51,959 WARN L180 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2018-11-28 11:39:53,030 WARN L180 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2018-11-28 11:39:57,018 WARN L180 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2018-11-28 11:40:01,571 WARN L180 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 67 DAG size of output: 52 [2018-11-28 11:40:03,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:03,079 INFO L93 Difference]: Finished difference Result 85 states and 89 transitions. [2018-11-28 11:40:03,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-11-28 11:40:03,079 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 33 [2018-11-28 11:40:03,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:03,080 INFO L225 Difference]: With dead ends: 85 [2018-11-28 11:40:03,080 INFO L226 Difference]: Without dead ends: 85 [2018-11-28 11:40:03,080 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 20 SyntacticMatches, 3 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 560 ImplicationChecksByTransitivity, 16.9s TimeCoverageRelationStatistics Valid=327, Invalid=2216, Unknown=7, NotChecked=0, Total=2550 [2018-11-28 11:40:03,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-11-28 11:40:03,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 55. [2018-11-28 11:40:03,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-11-28 11:40:03,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 61 transitions. [2018-11-28 11:40:03,083 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 61 transitions. Word has length 33 [2018-11-28 11:40:03,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:03,084 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 61 transitions. [2018-11-28 11:40:03,084 INFO L481 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-11-28 11:40:03,084 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions. [2018-11-28 11:40:03,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-28 11:40:03,084 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:03,085 INFO L402 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 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 11:40:03,085 INFO L423 AbstractCegarLoop]: === Iteration 12 === [mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr35ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr34ASSERT_VIOLATIONMEMORY_FREE, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr21ASSERT_VIOLATIONMEMORY_FREE, mainErr16ASSERT_VIOLATIONMEMORY_FREE, mainErr19REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr18REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr10REQUIRES_VIOLATION, mainErr20ASSERT_VIOLATIONMEMORY_FREE, mainErr17ASSERT_VIOLATIONMEMORY_FREE, mainErr31REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr36ENSURES_VIOLATIONMEMORY_LEAK, mainErr7REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION]=== [2018-11-28 11:40:03,085 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:03,085 INFO L82 PathProgramCache]: Analyzing trace with hash -559660543, now seen corresponding path program 1 times [2018-11-28 11:40:03,085 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:40:03,085 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:40:03,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:03,086 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:03,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:40:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:40:03,130 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 11:40:03,144 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == dest.base && #res.offset == dest.offset; is not ensure(true) [2018-11-28 11:40:03,151 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT~~A?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-11-28 11:40:03,151 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8 could not be translated for associated CType STRUCT~~A?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-11-28 11:40:03,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:40:03 BoogieIcfgContainer [2018-11-28 11:40:03,159 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:40:03,159 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:40:03,159 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:40:03,159 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:40:03,160 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:29:31" (3/4) ... [2018-11-28 11:40:03,162 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-28 11:40:03,164 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == dest.base && #res.offset == dest.offset; is not ensure(true) [2018-11-28 11:40:03,166 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8 could not be translated for associated CType STRUCT~~A?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-11-28 11:40:03,166 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT~~A?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-11-28 11:40:03,204 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c64565db-94cf-4b3b-a27f-8bf9c9398c0b/bin-2019/uautomizer/witness.graphml [2018-11-28 11:40:03,204 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:40:03,204 INFO L168 Benchmark]: Toolchain (without parser) took 632494.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 953.3 MB in the beginning and 993.9 MB in the end (delta: -40.6 MB). Peak memory consumption was 140.8 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:03,206 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:40:03,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 158.51 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:03,206 INFO L168 Benchmark]: Boogie Preprocessor took 71.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -195.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:03,207 INFO L168 Benchmark]: RCFGBuilder took 326.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:03,207 INFO L168 Benchmark]: TraceAbstraction took 631890.45 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 46.7 MB). Free memory was 1.1 GB in the beginning and 993.9 MB in the end (delta: 110.9 MB). Peak memory consumption was 157.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:03,207 INFO L168 Benchmark]: Witness Printer took 44.76 ms. Allocated memory is still 1.2 GB. Free memory is still 993.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:40:03,208 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 158.51 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 71.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -195.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 326.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 631890.45 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 46.7 MB). Free memory was 1.1 GB in the beginning and 993.9 MB in the end (delta: 110.9 MB). Peak memory consumption was 157.5 MB. Max. memory is 11.5 GB. * Witness Printer took 44.76 ms. Allocated memory is still 1.2 GB. Free memory is still 993.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == dest.base && #res.offset == dest.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == dest.base && #res.offset == dest.offset; is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT~~A?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8 could not be translated for associated CType STRUCT~~A?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8 could not be translated for associated CType STRUCT~~A?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT~~A?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 44]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L21] struct A d; VAL [\old(d)=null, \old(d)=null, d={9:0}] [L24] struct A *p; [L25] p = malloc(4) VAL [d={9:0}, malloc(4)={7:0}, p={7:0}] [L26] d.a = 1 VAL [d={9:0}, malloc(4)={7:0}, p={7:0}] [L27] d.b = 2 VAL [d={9:0}, malloc(4)={7:0}, p={7:0}] [L28] d.c = 3 VAL [d={9:0}, malloc(4)={7:0}, p={7:0}] [L29] d.d = 4 VAL [d={9:0}, malloc(4)={7:0}, p={7:0}] [L30] d.e = 5 VAL [d={9:0}, malloc(4)={7:0}, p={7:0}] [L31] FCALL memcpy(p, &d, 4) VAL [d={9:0}, malloc(4)={7:0}, memcpy(p, &d, 4)={7:0}, p={7:0}] [L32] EXPR p->a VAL [d={9:0}, malloc(4)={7:0}, p={7:0}, p->a=1] [L32] COND FALSE !(p->a != 1) [L35] EXPR p->b VAL [d={9:0}, malloc(4)={7:0}, p={7:0}, p->b=2] [L35] COND FALSE !(p->b != 2) [L38] EXPR p->c VAL [d={9:0}, malloc(4)={7:0}, p={7:0}, p->c=3] [L38] COND FALSE !(p->c != 3) [L41] EXPR p->d VAL [d={9:0}, malloc(4)={7:0}, p={7:0}, p->d=4] [L41] COND FALSE !(p->d != 4) [L44] p->e - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 82 locations, 37 error locations. UNSAFE Result, 631.8s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 452.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 362 SDtfs, 1001 SDslu, 969 SDs, 0 SdLazy, 1718 SolverSat, 298 SolverUnsat, 257 SolverUnknown, 0 SolverNotchecked, 336.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 319 GetRequests, 134 SyntacticMatches, 11 SemanticMatches, 174 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1623 ImplicationChecksByTransitivity, 197.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=82occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 11 MinimizatonAttempts, 161 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 178.4s InterpolantComputationTime, 439 NumberOfCodeBlocks, 437 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 389 ConstructedInterpolants, 35 QuantifiedInterpolants, 165624 SizeOfPredicates, 33 NumberOfNonLiveVariables, 948 ConjunctsInSsa, 129 ConjunctsInUnsatCore, 17 InterpolantComputations, 6 PerfectInterpolantSequences, 12/88 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...