/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/list-simple/dll2c_insert_unequal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 04:06:28,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 04:06:28,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 04:06:28,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 04:06:28,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 04:06:28,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 04:06:28,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 04:06:28,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 04:06:28,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 04:06:28,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 04:06:28,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 04:06:28,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 04:06:28,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 04:06:28,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 04:06:28,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 04:06:28,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 04:06:28,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 04:06:28,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 04:06:28,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 04:06:28,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 04:06:28,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 04:06:28,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 04:06:28,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 04:06:28,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 04:06:28,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 04:06:28,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 04:06:28,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 04:06:28,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 04:06:28,976 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 04:06:28,999 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 04:06:28,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 04:06:29,000 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 04:06:29,001 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 04:06:29,001 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 04:06:29,001 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 04:06:29,001 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 04:06:29,001 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 04:06:29,002 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 04:06:29,002 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 04:06:29,003 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 04:06:29,003 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 04:06:29,003 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 04:06:29,004 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 04:06:29,004 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 04:06:29,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 04:06:29,005 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 04:06:29,005 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 04:06:29,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 04:06:29,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 04:06:29,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 04:06:29,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 04:06:29,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 04:06:29,006 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 04:06:29,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 04:06:29,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 04:06:29,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 04:06:29,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 04:06:29,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 04:06:29,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:06:29,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 04:06:29,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 04:06:29,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 04:06:29,009 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 04:06:29,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 04:06:29,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 04:06:29,010 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 04:06:29,010 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 04:06:29,289 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 04:06:29,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 04:06:29,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 04:06:29,305 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 04:06:29,306 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 04:06:29,306 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2c_insert_unequal.i [2019-11-24 04:06:29,382 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ff58d252/a677c0286200449c972ba9da1e3867da/FLAG4dd407d63 [2019-11-24 04:06:29,908 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 04:06:29,909 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2c_insert_unequal.i [2019-11-24 04:06:29,929 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ff58d252/a677c0286200449c972ba9da1e3867da/FLAG4dd407d63 [2019-11-24 04:06:30,190 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ff58d252/a677c0286200449c972ba9da1e3867da [2019-11-24 04:06:30,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 04:06:30,201 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 04:06:30,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 04:06:30,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 04:06:30,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 04:06:30,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:06:30" (1/1) ... [2019-11-24 04:06:30,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@677dd9a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:06:30, skipping insertion in model container [2019-11-24 04:06:30,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:06:30" (1/1) ... [2019-11-24 04:06:30,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 04:06:30,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 04:06:30,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:06:30,786 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 04:06:30,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:06:30,913 INFO L208 MainTranslator]: Completed translation [2019-11-24 04:06:30,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:06:30 WrapperNode [2019-11-24 04:06:30,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 04:06:30,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 04:06:30,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 04:06:30,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 04:06:30,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:06:30" (1/1) ... [2019-11-24 04:06:30,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:06:30" (1/1) ... [2019-11-24 04:06:30,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 04:06:30,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 04:06:30,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 04:06:30,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 04:06:30,989 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:06:30" (1/1) ... [2019-11-24 04:06:30,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:06:30" (1/1) ... [2019-11-24 04:06:30,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:06:30" (1/1) ... [2019-11-24 04:06:30,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:06:30" (1/1) ... [2019-11-24 04:06:31,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:06:30" (1/1) ... [2019-11-24 04:06:31,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:06:30" (1/1) ... [2019-11-24 04:06:31,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:06:30" (1/1) ... [2019-11-24 04:06:31,019 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 04:06:31,020 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 04:06:31,020 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 04:06:31,020 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 04:06:31,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:06:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:06:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 04:06:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 04:06:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 04:06:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 04:06:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 04:06:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 04:06:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 04:06:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 04:06:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 04:06:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 04:06:32,853 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 04:06:32,853 INFO L284 CfgBuilder]: Removed 27 assume(true) statements. [2019-11-24 04:06:32,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:06:32 BoogieIcfgContainer [2019-11-24 04:06:32,855 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 04:06:32,856 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 04:06:32,856 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 04:06:32,860 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 04:06:32,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 04:06:30" (1/3) ... [2019-11-24 04:06:32,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@211974d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:06:32, skipping insertion in model container [2019-11-24 04:06:32,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:06:30" (2/3) ... [2019-11-24 04:06:32,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@211974d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:06:32, skipping insertion in model container [2019-11-24 04:06:32,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:06:32" (3/3) ... [2019-11-24 04:06:32,866 INFO L109 eAbstractionObserver]: Analyzing ICFG dll2c_insert_unequal.i [2019-11-24 04:06:32,876 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 04:06:32,884 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-24 04:06:32,896 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-24 04:06:32,925 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 04:06:32,925 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 04:06:32,926 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 04:06:32,926 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 04:06:32,926 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 04:06:32,926 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 04:06:32,927 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 04:06:32,927 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 04:06:32,942 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states. [2019-11-24 04:06:32,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 04:06:32,950 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:06:32,951 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:06:32,952 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:06:32,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:06:32,958 INFO L82 PathProgramCache]: Analyzing trace with hash 303903453, now seen corresponding path program 1 times [2019-11-24 04:06:32,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:06:32,972 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192340490] [2019-11-24 04:06:32,973 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:06:33,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:06:33,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:06:33,248 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192340490] [2019-11-24 04:06:33,249 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:06:33,249 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 04:06:33,250 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015168775] [2019-11-24 04:06:33,255 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 04:06:33,256 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:06:33,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 04:06:33,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:06:33,273 INFO L87 Difference]: Start difference. First operand 25 states. Second operand 3 states. [2019-11-24 04:06:33,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:06:33,330 INFO L93 Difference]: Finished difference Result 47 states and 74 transitions. [2019-11-24 04:06:33,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 04:06:33,332 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-11-24 04:06:33,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:06:33,343 INFO L225 Difference]: With dead ends: 47 [2019-11-24 04:06:33,344 INFO L226 Difference]: Without dead ends: 19 [2019-11-24 04:06:33,347 INFO L630 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 [2019-11-24 04:06:33,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-11-24 04:06:33,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2019-11-24 04:06:33,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2019-11-24 04:06:33,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 24 transitions. [2019-11-24 04:06:33,385 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 24 transitions. Word has length 8 [2019-11-24 04:06:33,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:06:33,385 INFO L462 AbstractCegarLoop]: Abstraction has 18 states and 24 transitions. [2019-11-24 04:06:33,385 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 04:06:33,385 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2019-11-24 04:06:33,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-24 04:06:33,386 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:06:33,386 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:06:33,387 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:06:33,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:06:33,387 INFO L82 PathProgramCache]: Analyzing trace with hash -310751660, now seen corresponding path program 1 times [2019-11-24 04:06:33,387 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:06:33,388 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510875955] [2019-11-24 04:06:33,388 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:06:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:06:33,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-24 04:06:33,559 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510875955] [2019-11-24 04:06:33,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:06:33,559 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 04:06:33,559 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074175045] [2019-11-24 04:06:33,561 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 04:06:33,562 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:06:33,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 04:06:33,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 04:06:33,562 INFO L87 Difference]: Start difference. First operand 18 states and 24 transitions. Second operand 4 states. [2019-11-24 04:06:33,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:06:33,754 INFO L93 Difference]: Finished difference Result 30 states and 41 transitions. [2019-11-24 04:06:33,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 04:06:33,755 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2019-11-24 04:06:33,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:06:33,756 INFO L225 Difference]: With dead ends: 30 [2019-11-24 04:06:33,756 INFO L226 Difference]: Without dead ends: 19 [2019-11-24 04:06:33,757 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 04:06:33,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-11-24 04:06:33,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-11-24 04:06:33,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-11-24 04:06:33,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 25 transitions. [2019-11-24 04:06:33,762 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 25 transitions. Word has length 10 [2019-11-24 04:06:33,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:06:33,763 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 25 transitions. [2019-11-24 04:06:33,763 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 04:06:33,763 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2019-11-24 04:06:33,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-24 04:06:33,763 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:06:33,764 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:06:33,764 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:06:33,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:06:33,764 INFO L82 PathProgramCache]: Analyzing trace with hash -1147669875, now seen corresponding path program 1 times [2019-11-24 04:06:33,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:06:33,765 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384429835] [2019-11-24 04:06:33,765 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:06:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:06:34,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:06:34,637 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384429835] [2019-11-24 04:06:34,638 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [372725623] [2019-11-24 04:06:34,638 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-24 04:06:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:06:34,797 WARN L253 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 99 conjunts are in the unsatisfiable core [2019-11-24 04:06:34,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-24 04:06:34,863 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:34,897 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:34,898 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 30 [2019-11-24 04:06:34,898 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:34,949 INFO L567 ElimStorePlain]: treesize reduction 14, result has 71.4 percent of original size [2019-11-24 04:06:34,949 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-24 04:06:34,950 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:35 [2019-11-24 04:06:35,066 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:35,097 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:35,172 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:35,173 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 118 [2019-11-24 04:06:35,175 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:35,184 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:35,214 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:35,214 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 75 [2019-11-24 04:06:35,216 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:35,427 WARN L192 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2019-11-24 04:06:35,428 INFO L567 ElimStorePlain]: treesize reduction 66, result has 60.0 percent of original size [2019-11-24 04:06:35,428 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2019-11-24 04:06:35,429 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:103, output treesize:99 [2019-11-24 04:06:35,578 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:35,580 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:35,581 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:35,583 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:35,588 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:35,630 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_124|, |v_#memory_int_224|, v_prenex_1, v_prenex_2, v_prenex_3, v_prenex_5, v_prenex_6, v_prenex_7], 2=[|v_#memory_int_225|, v_prenex_4]} [2019-11-24 04:06:35,819 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 101 [2019-11-24 04:06:35,819 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:35,951 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 101 [2019-11-24 04:06:35,952 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:36,488 WARN L192 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 85 [2019-11-24 04:06:36,489 INFO L567 ElimStorePlain]: treesize reduction 379, result has 35.7 percent of original size [2019-11-24 04:06:36,510 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:36,524 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 86 [2019-11-24 04:06:36,525 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:36,689 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-11-24 04:06:36,693 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:36,693 INFO L464 ElimStorePlain]: Eliminatee v_prenex_1 vanished before elimination [2019-11-24 04:06:36,694 INFO L464 ElimStorePlain]: Eliminatee v_prenex_2 vanished before elimination [2019-11-24 04:06:36,705 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:36,714 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 101 [2019-11-24 04:06:36,715 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:36,847 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-11-24 04:06:36,848 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:36,863 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 88 [2019-11-24 04:06:36,864 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:36,971 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-11-24 04:06:36,972 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:36,972 INFO L464 ElimStorePlain]: Eliminatee v_prenex_6 vanished before elimination [2019-11-24 04:06:36,972 INFO L464 ElimStorePlain]: Eliminatee v_prenex_7 vanished before elimination [2019-11-24 04:06:36,986 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 70 [2019-11-24 04:06:36,987 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:37,081 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:37,095 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 72 [2019-11-24 04:06:37,095 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:37,203 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-11-24 04:06:37,206 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:37,208 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 10 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2019-11-24 04:06:37,208 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 12 variables, input treesize:615, output treesize:137 [2019-11-24 04:06:37,382 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:37,560 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2019-11-24 04:06:37,737 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-11-24 04:06:37,754 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:37,760 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:37,768 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:37,803 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:37,804 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 342 treesize of output 350 [2019-11-24 04:06:37,806 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:37,824 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:37,834 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:37,848 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:37,884 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:37,885 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 344 treesize of output 398 [2019-11-24 04:06:37,888 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:38,125 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-11-24 04:06:38,126 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:38,129 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_226|, |v_#memory_int_237|], 18=[|v_#memory_$Pointer$.base_126|]} [2019-11-24 04:06:38,137 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:06:38,148 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:06:38,371 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-11-24 04:06:38,373 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:38,382 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:38,397 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 368 treesize of output 287 [2019-11-24 04:06:38,398 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:38,409 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:38,418 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 343 treesize of output 262 [2019-11-24 04:06:38,419 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:38,588 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-11-24 04:06:38,589 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:38,621 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:38,777 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 47 [2019-11-24 04:06:38,778 INFO L343 Elim1Store]: treesize reduction 75, result has 69.8 percent of original size [2019-11-24 04:06:38,779 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 284 treesize of output 289 [2019-11-24 04:06:38,782 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:38,795 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:38,932 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 47 [2019-11-24 04:06:38,933 INFO L343 Elim1Store]: treesize reduction 75, result has 69.8 percent of original size [2019-11-24 04:06:38,933 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 259 treesize of output 276 [2019-11-24 04:06:38,935 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:39,304 WARN L192 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 72 [2019-11-24 04:06:39,306 INFO L567 ElimStorePlain]: treesize reduction 422, result has 55.0 percent of original size [2019-11-24 04:06:39,307 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:39,309 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:39,310 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-11-24 04:06:39,310 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 7 variables, input treesize:687, output treesize:474 [2019-11-24 04:06:39,311 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:39,311 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:40,411 WARN L192 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 78 DAG size of output: 61 [2019-11-24 04:06:40,418 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:40,443 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_238|, |v_#memory_int_227|, |v_#memory_int_228|], 6=[|v_#memory_$Pointer$.offset_126|], 50=[|v_#memory_$Pointer$.base_127|]} [2019-11-24 04:06:40,460 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 21 [2019-11-24 04:06:40,461 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:40,580 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-11-24 04:06:40,580 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:40,585 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:06:40,691 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-11-24 04:06:40,691 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:40,704 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:40,706 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 39 [2019-11-24 04:06:40,706 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:40,813 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-11-24 04:06:40,813 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:40,832 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:40,833 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:40,837 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:40,838 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:40,854 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 166 [2019-11-24 04:06:40,856 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:40,960 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-11-24 04:06:40,961 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:40,969 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:40,975 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:40,976 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:40,977 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:41,017 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:41,701 WARN L192 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 123 [2019-11-24 04:06:41,703 INFO L343 Elim1Store]: treesize reduction 264, result has 64.6 percent of original size [2019-11-24 04:06:41,704 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 14 case distinctions, treesize of input 219 treesize of output 557 [2019-11-24 04:06:41,707 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:41,708 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,708 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,709 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,710 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,711 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,711 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,712 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,713 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,715 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,715 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,716 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,717 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,719 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,719 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,720 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,721 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,722 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,725 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,726 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,727 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,728 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,728 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,729 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,730 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,732 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,733 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,734 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,735 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,736 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,737 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,738 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,739 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,739 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,744 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:41,744 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,745 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,746 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,746 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,747 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,748 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,748 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,749 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,751 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,752 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,753 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,753 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,755 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,756 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,756 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,757 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,757 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,760 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,761 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,762 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,762 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,763 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,763 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,764 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,766 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,767 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,768 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,768 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,770 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,771 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,771 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,772 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-24 04:06:41,772 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:41,776 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:06:42,125 WARN L192 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 85 [2019-11-24 04:06:42,126 INFO L567 ElimStorePlain]: treesize reduction 396, result has 33.4 percent of original size [2019-11-24 04:06:42,128 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 5 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2019-11-24 04:06:42,129 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 9 variables, input treesize:331, output treesize:250 [2019-11-24 04:06:42,324 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-11-24 04:06:42,489 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:42,492 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:42,495 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:42,498 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:42,526 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_234|, |v_#memory_int_235|, |v_#memory_int_236|, v_prenex_11], 15=[v_prenex_12], 45=[v_prenex_10]} [2019-11-24 04:06:42,534 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:06:42,809 WARN L192 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 111 [2019-11-24 04:06:42,810 INFO L567 ElimStorePlain]: treesize reduction 8, result has 98.8 percent of original size [2019-11-24 04:06:42,815 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:06:42,933 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-11-24 04:06:42,933 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:42,937 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:06:43,087 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-11-24 04:06:43,088 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:43,098 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:43,100 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:43,102 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 52 [2019-11-24 04:06:43,103 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:43,194 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:43,200 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:43,207 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:43,208 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:43,210 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 500 treesize of output 390 [2019-11-24 04:06:43,211 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:43,381 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-11-24 04:06:43,382 INFO L567 ElimStorePlain]: treesize reduction 103, result has 75.8 percent of original size [2019-11-24 04:06:43,389 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:43,394 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-24 04:06:43,550 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2019-11-24 04:06:43,551 INFO L343 Elim1Store]: treesize reduction 10, result has 93.0 percent of original size [2019-11-24 04:06:43,552 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 13 case distinctions, treesize of input 258 treesize of output 256 [2019-11-24 04:06:43,554 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,555 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,556 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,557 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,557 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,558 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,559 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,560 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,560 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,562 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,563 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,563 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,564 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,566 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,567 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,567 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,568 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,569 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,570 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,571 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,572 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,573 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,574 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,575 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,576 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,577 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,577 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,578 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,580 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,580 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,581 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,582 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,583 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,584 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,585 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,586 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,587 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,588 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,588 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,589 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,589 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,590 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,591 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,592 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,594 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,595 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,596 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,597 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,598 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,598 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,599 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,600 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,602 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,603 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,604 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,605 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,606 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,607 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,608 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,610 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,610 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,611 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,612 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-24 04:06:43,613 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,614 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,616 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,616 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,617 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,619 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 7 xjuncts. [2019-11-24 04:06:43,702 INFO L567 ElimStorePlain]: treesize reduction 2083, result has 2.5 percent of original size [2019-11-24 04:06:43,703 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-24 04:06:43,703 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 12 variables, input treesize:670, output treesize:18 [2019-11-24 04:06:43,748 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2019-11-24 04:06:43,749 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-24 04:06:43,754 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:43,754 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-24 04:06:43,755 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:7 [2019-11-24 04:06:43,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:06:43,794 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-24 04:06:43,838 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,840 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:06:43,906 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:06:43,914 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:06:53,708 WARN L192 SmtUtils]: Spent 9.79 s on a formula simplification that was a NOOP. DAG size: 232 [2019-11-24 04:06:53,708 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:53,785 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:06:53,807 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:06:59,041 WARN L192 SmtUtils]: Spent 5.23 s on a formula simplification that was a NOOP. DAG size: 233 [2019-11-24 04:06:59,041 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:06:59,057 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:03,663 WARN L192 SmtUtils]: Spent 4.61 s on a formula simplification that was a NOOP. DAG size: 229 [2019-11-24 04:07:03,664 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:07:03,680 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:03,690 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:10,624 WARN L192 SmtUtils]: Spent 6.93 s on a formula simplification that was a NOOP. DAG size: 233 [2019-11-24 04:07:10,624 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:07:10,633 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:16,159 WARN L192 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 228 [2019-11-24 04:07:16,160 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:07:16,173 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:21,190 WARN L192 SmtUtils]: Spent 5.02 s on a formula simplification that was a NOOP. DAG size: 224 [2019-11-24 04:07:21,190 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:07:21,201 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:21,216 INFO L496 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:25,492 WARN L192 SmtUtils]: Spent 4.28 s on a formula simplification that was a NOOP. DAG size: 225 [2019-11-24 04:07:25,493 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:07:25,512 INFO L496 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:25,527 INFO L496 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:32,913 WARN L192 SmtUtils]: Spent 7.39 s on a formula simplification that was a NOOP. DAG size: 225 [2019-11-24 04:07:32,914 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:07:32,923 INFO L496 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:32,934 INFO L496 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:39,021 WARN L192 SmtUtils]: Spent 6.09 s on a formula simplification that was a NOOP. DAG size: 221 [2019-11-24 04:07:39,022 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:07:39,051 INFO L496 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:39,073 INFO L496 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:46,409 WARN L192 SmtUtils]: Spent 7.33 s on a formula simplification that was a NOOP. DAG size: 217 [2019-11-24 04:07:46,409 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:07:46,423 INFO L496 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:46,437 INFO L496 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:52,950 WARN L192 SmtUtils]: Spent 6.51 s on a formula simplification that was a NOOP. DAG size: 217 [2019-11-24 04:07:52,951 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:07:52,979 INFO L496 ElimStorePlain]: Start of recursive call 21: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:52,992 INFO L496 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-24 04:07:56,214 WARN L192 SmtUtils]: Spent 3.22 s on a formula simplification that was a NOOP. DAG size: 215 [2019-11-24 04:07:56,215 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-24 04:07:56,217 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 12 dim-2 vars, End of recursive call: 28 dim-0 vars, and 5 xjuncts. [2019-11-24 04:07:56,218 INFO L221 ElimStorePlain]: Needed 22 recursive calls to eliminate 16 variables, input treesize:10731, output treesize:11753