/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic BIGGEST_EQUIVALENCE_CLASS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops/matrix-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 01:42:04,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 01:42:04,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 01:42:04,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 01:42:04,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 01:42:04,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 01:42:04,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 01:42:04,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 01:42:04,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 01:42:04,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 01:42:04,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 01:42:04,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 01:42:04,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 01:42:04,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 01:42:04,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 01:42:04,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 01:42:04,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 01:42:04,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 01:42:04,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 01:42:04,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 01:42:04,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 01:42:04,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 01:42:04,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 01:42:04,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 01:42:04,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 01:42:04,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 01:42:04,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 01:42:04,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 01:42:04,086 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 01:42:04,110 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 01:42:04,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 01:42:04,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 01:42:04,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 01:42:04,114 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 01:42:04,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 01:42:04,115 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 01:42:04,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 01:42:04,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 01:42:04,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 01:42:04,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 01:42:04,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 01:42:04,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 01:42:04,117 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 01:42:04,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 01:42:04,118 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 01:42:04,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 01:42:04,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 01:42:04,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 01:42:04,119 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 01:42:04,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 01:42:04,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 01:42:04,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 01:42:04,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 01:42:04,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 01:42:04,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 01:42:04,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:42:04,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 01:42:04,122 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 01:42:04,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> BIGGEST_EQUIVALENCE_CLASS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-21 01:42:04,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 01:42:04,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 01:42:04,502 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 01:42:04,504 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 01:42:04,504 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 01:42:04,505 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/matrix-1.c [2020-07-21 01:42:04,611 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1792a8de9/ad58ebfc137440728375bbc33a81085c/FLAGad9e1e156 [2020-07-21 01:42:05,203 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 01:42:05,204 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/matrix-1.c [2020-07-21 01:42:05,216 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1792a8de9/ad58ebfc137440728375bbc33a81085c/FLAGad9e1e156 [2020-07-21 01:42:05,502 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1792a8de9/ad58ebfc137440728375bbc33a81085c [2020-07-21 01:42:05,513 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 01:42:05,517 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 01:42:05,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 01:42:05,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 01:42:05,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 01:42:05,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:42:05" (1/1) ... [2020-07-21 01:42:05,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5957ebad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:42:05, skipping insertion in model container [2020-07-21 01:42:05,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:42:05" (1/1) ... [2020-07-21 01:42:05,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 01:42:05,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 01:42:05,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 01:42:05,823 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 01:42:05,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 01:42:05,864 INFO L208 MainTranslator]: Completed translation [2020-07-21 01:42:05,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:42:05 WrapperNode [2020-07-21 01:42:05,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 01:42:05,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 01:42:05,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 01:42:05,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 01:42:05,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:42:05" (1/1) ... [2020-07-21 01:42:05,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:42:05" (1/1) ... [2020-07-21 01:42:05,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:42:05" (1/1) ... [2020-07-21 01:42:05,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:42:05" (1/1) ... [2020-07-21 01:42:05,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:42:05" (1/1) ... [2020-07-21 01:42:06,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:42:05" (1/1) ... [2020-07-21 01:42:06,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:42:05" (1/1) ... [2020-07-21 01:42:06,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 01:42:06,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 01:42:06,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 01:42:06,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 01:42:06,013 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:42:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 01:42:06,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 01:42:06,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 01:42:06,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-21 01:42:06,087 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 01:42:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 01:42:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-21 01:42:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 01:42:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 01:42:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 01:42:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 01:42:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 01:42:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 01:42:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 01:42:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 01:42:06,443 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 01:42:06,443 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-07-21 01:42:06,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:42:06 BoogieIcfgContainer [2020-07-21 01:42:06,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 01:42:06,449 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 01:42:06,450 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 01:42:06,453 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 01:42:06,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:42:05" (1/3) ... [2020-07-21 01:42:06,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6482e432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:42:06, skipping insertion in model container [2020-07-21 01:42:06,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:42:05" (2/3) ... [2020-07-21 01:42:06,456 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6482e432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:42:06, skipping insertion in model container [2020-07-21 01:42:06,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:42:06" (3/3) ... [2020-07-21 01:42:06,458 INFO L109 eAbstractionObserver]: Analyzing ICFG matrix-1.c [2020-07-21 01:42:06,468 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 01:42:06,477 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 01:42:06,492 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 01:42:06,517 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 01:42:06,517 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 01:42:06,517 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 01:42:06,517 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 01:42:06,518 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 01:42:06,518 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 01:42:06,518 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 01:42:06,518 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 01:42:06,537 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-07-21 01:42:06,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-07-21 01:42:06,543 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:42:06,544 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 01:42:06,545 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:42:06,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:42:06,550 INFO L82 PathProgramCache]: Analyzing trace with hash 1330517862, now seen corresponding path program 1 times [2020-07-21 01:42:06,558 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:42:06,559 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1081228085] [2020-07-21 01:42:06,560 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:42:06,675 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 01:42:06,675 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:42:06,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 01:42:06,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:42:06,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:42:06,709 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:42:06,711 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1081228085] [2020-07-21 01:42:06,711 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:42:06,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 01:42:06,713 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084439385] [2020-07-21 01:42:06,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 01:42:06,719 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:42:06,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 01:42:06,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 01:42:06,739 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 2 states. [2020-07-21 01:42:06,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:42:06,764 INFO L93 Difference]: Finished difference Result 42 states and 53 transitions. [2020-07-21 01:42:06,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 01:42:06,766 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2020-07-21 01:42:06,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:42:06,774 INFO L225 Difference]: With dead ends: 42 [2020-07-21 01:42:06,774 INFO L226 Difference]: Without dead ends: 17 [2020-07-21 01:42:06,778 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 01:42:06,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2020-07-21 01:42:06,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2020-07-21 01:42:06,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2020-07-21 01:42:06,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2020-07-21 01:42:06,821 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 19 transitions. Word has length 12 [2020-07-21 01:42:06,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:42:06,821 INFO L479 AbstractCegarLoop]: Abstraction has 17 states and 19 transitions. [2020-07-21 01:42:06,822 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 01:42:06,822 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2020-07-21 01:42:06,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-07-21 01:42:06,823 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:42:06,823 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 01:42:07,039 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:42:07,039 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:42:07,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:42:07,040 INFO L82 PathProgramCache]: Analyzing trace with hash 672047389, now seen corresponding path program 1 times [2020-07-21 01:42:07,040 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:42:07,041 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1261840712] [2020-07-21 01:42:07,041 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:42:07,098 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 01:42:07,098 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:42:07,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-21 01:42:07,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:42:07,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:42:07,137 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:42:07,138 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1261840712] [2020-07-21 01:42:07,138 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:42:07,138 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 01:42:07,139 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124018510] [2020-07-21 01:42:07,141 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 01:42:07,141 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:42:07,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 01:42:07,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:42:07,143 INFO L87 Difference]: Start difference. First operand 17 states and 19 transitions. Second operand 3 states. [2020-07-21 01:42:07,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:42:07,204 INFO L93 Difference]: Finished difference Result 28 states and 32 transitions. [2020-07-21 01:42:07,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 01:42:07,206 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-07-21 01:42:07,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:42:07,207 INFO L225 Difference]: With dead ends: 28 [2020-07-21 01:42:07,207 INFO L226 Difference]: Without dead ends: 22 [2020-07-21 01:42:07,208 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 01:42:07,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2020-07-21 01:42:07,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 18. [2020-07-21 01:42:07,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-21 01:42:07,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 20 transitions. [2020-07-21 01:42:07,224 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 20 transitions. Word has length 12 [2020-07-21 01:42:07,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:42:07,225 INFO L479 AbstractCegarLoop]: Abstraction has 18 states and 20 transitions. [2020-07-21 01:42:07,225 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 01:42:07,225 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2020-07-21 01:42:07,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-07-21 01:42:07,226 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:42:07,226 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 01:42:07,441 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:42:07,442 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:42:07,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:42:07,443 INFO L82 PathProgramCache]: Analyzing trace with hash -830834987, now seen corresponding path program 1 times [2020-07-21 01:42:07,444 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:42:07,444 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [814674695] [2020-07-21 01:42:07,445 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:42:07,501 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 01:42:07,501 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:42:07,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 01:42:07,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:42:07,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:42:07,563 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 01:42:07,564 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [814674695] [2020-07-21 01:42:07,564 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 01:42:07,564 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-21 01:42:07,564 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499847065] [2020-07-21 01:42:07,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-21 01:42:07,565 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:42:07,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-21 01:42:07,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-21 01:42:07,566 INFO L87 Difference]: Start difference. First operand 18 states and 20 transitions. Second operand 4 states. [2020-07-21 01:42:07,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:42:07,629 INFO L93 Difference]: Finished difference Result 32 states and 38 transitions. [2020-07-21 01:42:07,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-21 01:42:07,630 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2020-07-21 01:42:07,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:42:07,631 INFO L225 Difference]: With dead ends: 32 [2020-07-21 01:42:07,632 INFO L226 Difference]: Without dead ends: 21 [2020-07-21 01:42:07,632 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-21 01:42:07,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-07-21 01:42:07,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 19. [2020-07-21 01:42:07,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-07-21 01:42:07,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 21 transitions. [2020-07-21 01:42:07,639 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 21 transitions. Word has length 15 [2020-07-21 01:42:07,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:42:07,640 INFO L479 AbstractCegarLoop]: Abstraction has 19 states and 21 transitions. [2020-07-21 01:42:07,640 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-21 01:42:07,640 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2020-07-21 01:42:07,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-07-21 01:42:07,641 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:42:07,641 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 01:42:07,842 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:42:07,843 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:42:07,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:42:07,844 INFO L82 PathProgramCache]: Analyzing trace with hash -1529445450, now seen corresponding path program 1 times [2020-07-21 01:42:07,845 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:42:07,845 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1617203715] [2020-07-21 01:42:07,846 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:42:07,938 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-21 01:42:07,939 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:42:07,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-21 01:42:07,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:42:08,162 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-07-21 01:42:08,163 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:08,550 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 31 [2020-07-21 01:42:08,553 INFO L624 ElimStorePlain]: treesize reduction 412, result has 8.4 percent of original size [2020-07-21 01:42:08,554 INFO L512 ElimStorePlain]: Eliminatee v_prenex_1 vanished before elimination [2020-07-21 01:42:08,595 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2020-07-21 01:42:08,596 INFO L544 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:08,619 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:08,620 INFO L512 ElimStorePlain]: Eliminatee |v_#memory_int_7| vanished before elimination [2020-07-21 01:42:08,620 INFO L512 ElimStorePlain]: Eliminatee v_prenex_3 vanished before elimination [2020-07-21 01:42:08,620 INFO L512 ElimStorePlain]: Eliminatee v_prenex_11 vanished before elimination [2020-07-21 01:42:08,620 INFO L512 ElimStorePlain]: Eliminatee v_prenex_5 vanished before elimination [2020-07-21 01:42:08,620 INFO L512 ElimStorePlain]: Eliminatee v_prenex_7 vanished before elimination [2020-07-21 01:42:08,622 INFO L544 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 8 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:08,622 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 16 variables, input treesize:513, output treesize:12 [2020-07-21 01:42:08,639 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 01:42:08,724 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:08,725 INFO L384 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 21 treesize of output 21 [2020-07-21 01:42:08,729 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 01:42:08,730 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 01:42:08,733 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-07-21 01:42:08,750 INFO L624 ElimStorePlain]: treesize reduction 16, result has 36.0 percent of original size [2020-07-21 01:42:08,752 INFO L544 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:08,753 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:31, output treesize:3 [2020-07-21 01:42:08,765 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 01:42:08,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:42:08,798 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 01:42:08,833 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:08,860 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:08,862 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:08,864 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:08,867 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:08,870 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:08,872 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:08,875 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,109 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 01:42:10,128 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,136 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,138 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,140 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,141 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,142 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,147 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,155 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,157 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,160 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,165 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,167 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,169 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,174 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,184 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,186 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,192 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,207 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,211 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,215 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,216 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,226 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,239 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,242 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,247 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,258 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,259 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,267 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,275 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,278 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,280 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,282 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,287 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,289 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,291 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,292 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,293 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,296 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,299 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,300 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,303 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,306 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,307 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,309 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,311 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,315 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,317 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,319 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,324 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,325 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,326 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,327 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,330 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,334 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,335 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,338 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,342 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,343 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,344 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,348 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,351 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,352 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,355 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:10,477 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,478 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,497 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,498 INFO L544 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,519 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,520 INFO L544 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,553 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,554 INFO L544 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,574 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,574 INFO L544 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,599 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,599 INFO L544 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,621 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,621 INFO L544 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,648 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2020-07-21 01:42:10,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:10,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:10,715 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 48 [2020-07-21 01:42:10,717 INFO L544 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,732 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:10,733 INFO L544 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,752 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,753 INFO L544 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,789 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,790 INFO L544 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,808 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,809 INFO L544 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,825 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,825 INFO L544 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,841 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,842 INFO L544 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,858 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,858 INFO L544 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,877 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:10,877 INFO L544 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:10,901 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 72 [2020-07-21 01:42:10,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:11,405 INFO L173 IndexEqualityManager]: detected equality via solver [2020-07-21 01:42:11,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:11,534 INFO L173 IndexEqualityManager]: detected equality via solver [2020-07-21 01:42:11,547 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2020-07-21 01:42:11,548 INFO L544 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,550 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:11,550 INFO L544 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,568 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,569 INFO L544 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,584 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,585 INFO L544 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,602 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,603 INFO L544 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,622 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,622 INFO L544 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,641 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,642 INFO L544 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,663 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,664 INFO L544 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,682 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,682 INFO L544 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,706 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,707 INFO L544 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,721 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,722 INFO L544 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,742 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 60 [2020-07-21 01:42:11,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:11,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:11,782 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 44 [2020-07-21 01:42:11,783 INFO L544 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,790 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:11,790 INFO L544 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,814 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,815 INFO L544 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,833 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,834 INFO L544 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,847 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,847 INFO L544 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,879 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 69 [2020-07-21 01:42:11,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:11,914 INFO L173 IndexEqualityManager]: detected equality via solver [2020-07-21 01:42:11,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:11,932 INFO L173 IndexEqualityManager]: detected equality via solver [2020-07-21 01:42:11,944 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2020-07-21 01:42:11,945 INFO L544 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,947 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:11,947 INFO L544 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,962 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,962 INFO L544 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,980 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,981 INFO L544 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:11,995 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:11,995 INFO L544 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,019 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,020 INFO L544 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,037 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,038 INFO L544 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,059 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,060 INFO L544 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,078 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,079 INFO L544 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,095 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,095 INFO L544 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,111 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,112 INFO L544 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,128 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,128 INFO L544 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,143 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,144 INFO L544 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,157 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,158 INFO L544 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,174 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,175 INFO L544 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,190 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,191 INFO L544 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,203 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,204 INFO L544 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,224 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,225 INFO L544 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,240 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,241 INFO L544 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,257 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,257 INFO L544 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,273 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,273 INFO L544 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,308 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,309 INFO L544 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,327 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,328 INFO L544 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,343 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,344 INFO L544 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,359 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,360 INFO L544 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,378 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,379 INFO L544 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,396 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,396 INFO L544 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,416 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 75 [2020-07-21 01:42:12,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:12,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:12,827 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 54 [2020-07-21 01:42:12,828 INFO L544 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,837 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:12,838 INFO L544 ElimStorePlain]: Start of recursive call 61: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,852 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,853 INFO L544 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,866 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,867 INFO L544 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,878 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,879 INFO L544 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,896 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,897 INFO L544 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,935 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,935 INFO L544 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,948 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2020-07-21 01:42:12,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:12,959 INFO L173 IndexEqualityManager]: detected equality via solver [2020-07-21 01:42:12,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:12,975 INFO L173 IndexEqualityManager]: detected equality via solver [2020-07-21 01:42:12,983 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2020-07-21 01:42:12,985 INFO L544 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,989 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:12,989 INFO L544 ElimStorePlain]: Start of recursive call 68: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:12,996 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:12,997 INFO L544 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:13,002 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:13,003 INFO L544 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:16,511 WARN L193 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 73 DAG size of output: 67 [2020-07-21 01:42:16,514 INFO L624 ElimStorePlain]: treesize reduction 183, result has 40.0 percent of original size [2020-07-21 01:42:16,523 INFO L544 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2020-07-21 01:42:16,523 INFO L244 ElimStorePlain]: Needed 71 recursive calls to eliminate 4 variables, input treesize:7169, output treesize:122 [2020-07-21 01:42:17,830 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 01:42:17,844 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-07-21 01:42:18,246 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 19 [2020-07-21 01:42:18,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:42:18,269 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1617203715] [2020-07-21 01:42:18,270 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 01:42:18,270 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 12 [2020-07-21 01:42:18,270 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71319641] [2020-07-21 01:42:18,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-21 01:42:18,271 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:42:18,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-21 01:42:18,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-07-21 01:42:18,272 INFO L87 Difference]: Start difference. First operand 19 states and 21 transitions. Second operand 12 states. [2020-07-21 01:42:19,192 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 84 [2020-07-21 01:42:19,792 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 99 [2020-07-21 01:42:20,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:42:20,106 INFO L93 Difference]: Finished difference Result 37 states and 44 transitions. [2020-07-21 01:42:20,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-21 01:42:20,107 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 18 [2020-07-21 01:42:20,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:42:20,108 INFO L225 Difference]: With dead ends: 37 [2020-07-21 01:42:20,108 INFO L226 Difference]: Without dead ends: 31 [2020-07-21 01:42:20,109 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 22 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2020-07-21 01:42:20,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-07-21 01:42:20,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 28. [2020-07-21 01:42:20,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-07-21 01:42:20,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 35 transitions. [2020-07-21 01:42:20,117 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 35 transitions. Word has length 18 [2020-07-21 01:42:20,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:42:20,117 INFO L479 AbstractCegarLoop]: Abstraction has 28 states and 35 transitions. [2020-07-21 01:42:20,117 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-21 01:42:20,118 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2020-07-21 01:42:20,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-07-21 01:42:20,118 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:42:20,118 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 01:42:20,319 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:42:20,320 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:42:20,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:42:20,321 INFO L82 PathProgramCache]: Analyzing trace with hash -1922472460, now seen corresponding path program 1 times [2020-07-21 01:42:20,322 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:42:20,322 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [332673228] [2020-07-21 01:42:20,322 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:42:20,366 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-21 01:42:20,367 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:42:20,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 13 conjunts are in the unsatisfiable core [2020-07-21 01:42:20,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:42:20,406 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-07-21 01:42:20,407 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-21 01:42:20,408 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-21 01:42:20,408 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-21 01:42:20,410 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-21 01:42:20,412 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-21 01:42:20,413 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-21 01:42:20,415 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-21 01:42:20,417 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-21 01:42:20,418 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-21 01:42:20,419 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-21 01:42:20,420 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-21 01:42:20,423 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-21 01:42:20,424 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-21 01:42:20,425 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-21 01:42:20,450 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-07-21 01:42:20,451 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:20,463 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-07-21 01:42:20,464 INFO L544 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:20,471 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-07-21 01:42:20,471 INFO L544 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:20,478 WARN L234 Elim1Store]: Array PQE input equivalent to false [2020-07-21 01:42:20,479 INFO L544 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:20,651 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 38 [2020-07-21 01:42:20,652 INFO L624 ElimStorePlain]: treesize reduction 843, result has 5.7 percent of original size [2020-07-21 01:42:20,666 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2020-07-21 01:42:20,666 INFO L544 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:20,694 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:20,694 INFO L512 ElimStorePlain]: Eliminatee |v_#memory_int_9| vanished before elimination [2020-07-21 01:42:20,695 INFO L512 ElimStorePlain]: Eliminatee v_prenex_17 vanished before elimination [2020-07-21 01:42:20,699 INFO L544 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 4 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-07-21 01:42:20,700 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 10 variables, input treesize:1193, output treesize:29 [2020-07-21 01:42:20,806 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:20,807 INFO L384 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 28 treesize of output 28 [2020-07-21 01:42:20,809 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 01:42:20,810 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 01:42:20,813 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2020-07-21 01:42:20,851 INFO L624 ElimStorePlain]: treesize reduction 16, result has 50.0 percent of original size [2020-07-21 01:42:20,855 INFO L544 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:20,856 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:38, output treesize:5 [2020-07-21 01:42:20,874 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 01:42:20,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:42:20,919 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 01:42:20,963 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,052 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,054 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,054 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,056 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,057 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,058 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,059 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,062 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,063 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,064 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,065 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,066 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,066 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,069 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,071 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,072 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,074 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,076 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,077 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,078 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,080 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,082 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,083 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,085 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,088 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,089 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,090 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,091 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,093 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,095 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,096 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,098 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,100 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,102 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,103 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,105 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,107 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,108 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,109 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,113 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,114 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,115 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,116 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,116 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,118 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,120 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,121 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,123 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,125 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,126 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,127 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,128 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,131 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,132 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,134 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,136 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,137 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,138 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,139 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,141 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,143 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,144 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,146 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,148 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,149 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,150 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,151 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,153 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,154 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,156 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:42:21,239 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,240 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,260 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,261 INFO L544 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,280 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,281 INFO L544 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,299 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,300 INFO L544 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,316 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,317 INFO L544 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,332 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,333 INFO L544 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,348 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,349 INFO L544 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,371 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,372 INFO L544 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,391 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,392 INFO L544 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,411 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,412 INFO L544 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,457 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,457 INFO L544 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,471 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,472 INFO L544 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,483 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,484 INFO L544 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,496 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,497 INFO L544 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,515 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2020-07-21 01:42:21,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:21,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:21,579 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 48 [2020-07-21 01:42:21,580 INFO L544 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,599 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:21,600 INFO L544 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,617 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2020-07-21 01:42:21,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:21,635 INFO L173 IndexEqualityManager]: detected equality via solver [2020-07-21 01:42:21,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:21,654 INFO L173 IndexEqualityManager]: detected equality via solver [2020-07-21 01:42:21,667 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2020-07-21 01:42:21,668 INFO L544 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,672 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:21,673 INFO L544 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,694 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,695 INFO L544 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,715 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 60 [2020-07-21 01:42:21,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:21,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:21,754 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 44 [2020-07-21 01:42:21,755 INFO L544 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,760 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:21,760 INFO L544 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,773 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,773 INFO L544 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,787 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,787 INFO L544 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,809 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:21,810 INFO L544 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:21,840 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 75 [2020-07-21 01:42:21,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:21,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:22,277 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 54 [2020-07-21 01:42:22,279 INFO L544 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,287 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:22,288 INFO L544 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,311 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:22,312 INFO L544 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,337 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:22,338 INFO L544 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,364 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:22,365 INFO L544 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,387 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:22,388 INFO L544 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,414 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 69 [2020-07-21 01:42:22,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:22,433 INFO L173 IndexEqualityManager]: detected equality via solver [2020-07-21 01:42:22,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:22,459 INFO L173 IndexEqualityManager]: detected equality via solver [2020-07-21 01:42:22,473 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2020-07-21 01:42:22,474 INFO L544 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,477 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:22,477 INFO L544 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,496 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:22,496 INFO L544 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,515 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:22,516 INFO L544 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,534 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:22,534 INFO L544 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,555 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:22,556 INFO L544 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,571 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:22,572 INFO L544 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,596 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:22,596 INFO L544 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,614 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:22,615 INFO L544 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,629 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:22,629 INFO L544 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,656 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:22,657 INFO L544 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:22,678 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 72 [2020-07-21 01:42:22,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:22,918 INFO L173 IndexEqualityManager]: detected equality via solver [2020-07-21 01:42:22,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 01:42:23,480 INFO L173 IndexEqualityManager]: detected equality via solver [2020-07-21 01:42:23,494 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2020-07-21 01:42:23,495 INFO L544 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,497 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 01:42:23,498 INFO L544 ElimStorePlain]: Start of recursive call 43: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,513 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,514 INFO L544 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,529 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,530 INFO L544 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,546 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,547 INFO L544 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,563 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,563 INFO L544 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,580 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,580 INFO L544 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,596 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,597 INFO L544 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,611 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,612 INFO L544 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,629 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,629 INFO L544 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,644 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,645 INFO L544 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,659 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,659 INFO L544 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,680 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,681 INFO L544 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,695 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,695 INFO L544 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,710 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,710 INFO L544 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,723 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,724 INFO L544 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,737 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,738 INFO L544 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,750 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,751 INFO L544 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,762 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,763 INFO L544 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,776 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,777 INFO L544 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,791 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,792 INFO L544 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,803 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,804 INFO L544 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,820 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,821 INFO L544 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,833 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,834 INFO L544 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,844 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,845 INFO L544 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,854 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,855 INFO L544 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,864 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,864 INFO L544 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,873 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,873 INFO L544 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:23,881 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-07-21 01:42:23,881 INFO L544 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2020-07-21 01:42:35,917 WARN L193 SmtUtils]: Spent 12.04 s on a formula simplification. DAG size of input: 73 DAG size of output: 46 [2020-07-21 01:42:35,919 INFO L624 ElimStorePlain]: treesize reduction 241, result has 23.2 percent of original size [2020-07-21 01:42:35,926 INFO L544 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2020-07-21 01:42:35,926 INFO L244 ElimStorePlain]: Needed 71 recursive calls to eliminate 5 variables, input treesize:7265, output treesize:73 [2020-07-21 01:42:36,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 01:42:36,590 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [332673228] [2020-07-21 01:42:36,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 01:42:36,590 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2020-07-21 01:42:36,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306447249] [2020-07-21 01:42:36,591 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-07-21 01:42:36,592 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:42:36,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-07-21 01:42:36,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-07-21 01:42:36,593 INFO L87 Difference]: Start difference. First operand 28 states and 35 transitions. Second operand 14 states. [2020-07-21 01:42:37,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:42:37,311 INFO L93 Difference]: Finished difference Result 40 states and 48 transitions. [2020-07-21 01:42:37,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-21 01:42:37,312 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-07-21 01:42:37,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:42:37,313 INFO L225 Difference]: With dead ends: 40 [2020-07-21 01:42:37,313 INFO L226 Difference]: Without dead ends: 34 [2020-07-21 01:42:37,314 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 21 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2020-07-21 01:42:37,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-07-21 01:42:37,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 26. [2020-07-21 01:42:37,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-07-21 01:42:37,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 32 transitions. [2020-07-21 01:42:37,322 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 32 transitions. Word has length 18 [2020-07-21 01:42:37,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:42:37,322 INFO L479 AbstractCegarLoop]: Abstraction has 26 states and 32 transitions. [2020-07-21 01:42:37,322 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-07-21 01:42:37,322 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2020-07-21 01:42:37,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-07-21 01:42:37,323 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:42:37,324 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 01:42:37,524 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:42:37,525 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:42:37,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:42:37,526 INFO L82 PathProgramCache]: Analyzing trace with hash -783130794, now seen corresponding path program 2 times [2020-07-21 01:42:37,526 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:42:37,527 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2107202826] [2020-07-21 01:42:37,527 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:42:37,588 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 01:42:37,588 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:42:37,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-21 01:42:37,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:42:37,631 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 01:42:37,632 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 01:42:37,716 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 01:42:37,717 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2107202826] [2020-07-21 01:42:37,719 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 01:42:37,719 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-07-21 01:42:37,719 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059156091] [2020-07-21 01:42:37,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-21 01:42:37,720 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:42:37,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-21 01:42:37,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-07-21 01:42:37,721 INFO L87 Difference]: Start difference. First operand 26 states and 32 transitions. Second operand 8 states. [2020-07-21 01:42:37,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:42:37,796 INFO L93 Difference]: Finished difference Result 33 states and 41 transitions. [2020-07-21 01:42:37,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 01:42:37,800 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2020-07-21 01:42:37,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:42:37,801 INFO L225 Difference]: With dead ends: 33 [2020-07-21 01:42:37,801 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 01:42:37,801 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-07-21 01:42:37,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 01:42:37,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 01:42:37,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 01:42:37,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 01:42:37,803 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2020-07-21 01:42:37,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:42:37,803 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 01:42:37,804 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-21 01:42:37,804 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 01:42:37,804 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 01:42:38,012 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:42:38,016 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 01:42:38,392 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 39 [2020-07-21 01:42:38,637 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 32 [2020-07-21 01:42:38,641 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 01:42:38,641 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 01:42:38,641 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 01:42:38,642 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 01:42:38,642 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-21 01:42:38,642 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 01:42:38,642 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 01:42:38,642 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 11 31) no Hoare annotation was computed. [2020-07-21 01:42:38,642 INFO L268 CegarLoopResult]: For program point L19-2(lines 19 26) no Hoare annotation was computed. [2020-07-21 01:42:38,643 INFO L264 CegarLoopResult]: At program point L19-3(lines 19 26) the Hoare annotation is: (and (or (exists ((main_~j~0 Int)) (and (<= (mod main_~j~0 4294967296) 2147483647) (< (mod main_~j~0 4294967296) 1) (<= (select (select |#memory_int| |main_~#matriz~0.base|) (+ |main_~#matriz~0.offset| (* (mod main_~j~0 4294967296) 4))) main_~maior~0))) (= 0 main_~j~0)) (= 1 main_~N_COL~0) (= 1 main_~N_LIN~0)) [2020-07-21 01:42:38,643 INFO L268 CegarLoopResult]: For program point L19-4(lines 19 26) no Hoare annotation was computed. [2020-07-21 01:42:38,643 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 11 31) no Hoare annotation was computed. [2020-07-21 01:42:38,643 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 11 31) the Hoare annotation is: true [2020-07-21 01:42:38,643 INFO L264 CegarLoopResult]: At program point L28(line 28) the Hoare annotation is: (and (<= |main_#t~mem6| main_~maior~0) (exists ((main_~j~0 Int)) (and (<= (select (select |#memory_int| |main_~#matriz~0.base|) (+ |main_~#matriz~0.offset| (* (mod main_~j~0 4294967296) 4))) main_~maior~0) (< (mod main_~j~0 4294967296) 1) (<= (mod main_~j~0 4294967296) 2147483647))) (= 1 main_~N_COL~0) (= 1 main_~N_LIN~0)) [2020-07-21 01:42:38,643 INFO L268 CegarLoopResult]: For program point L28-1(line 28) no Hoare annotation was computed. [2020-07-21 01:42:38,643 INFO L268 CegarLoopResult]: For program point L24(lines 24 25) no Hoare annotation was computed. [2020-07-21 01:42:38,644 INFO L268 CegarLoopResult]: For program point L20-2(lines 20 26) no Hoare annotation was computed. [2020-07-21 01:42:38,644 INFO L264 CegarLoopResult]: At program point L20-3(lines 20 26) the Hoare annotation is: (let ((.cse0 (< (mod main_~j~0 4294967296) 1)) (.cse1 (= 1 main_~N_COL~0)) (.cse2 (= 1 main_~N_LIN~0))) (or (and (= 0 main_~k~0) .cse0 .cse1 .cse2) (and .cse0 .cse1 (= 1 main_~k~0) (exists ((main_~j~0 Int)) (and (<= (mod main_~j~0 4294967296) 2147483647) (<= (select (select |#memory_int| |main_~#matriz~0.base|) (+ |main_~#matriz~0.offset| (* (mod main_~j~0 4294967296) 4))) main_~maior~0) (< (mod main_~j~0 4294967296) 1))) .cse2))) [2020-07-21 01:42:38,644 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 3 8) the Hoare annotation is: true [2020-07-21 01:42:38,644 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertEXIT(lines 3 8) no Hoare annotation was computed. [2020-07-21 01:42:38,644 INFO L268 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-07-21 01:42:38,644 INFO L268 CegarLoopResult]: For program point L4(lines 4 6) no Hoare annotation was computed. [2020-07-21 01:42:38,645 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-07-21 01:42:38,645 INFO L268 CegarLoopResult]: For program point L4-2(lines 3 8) no Hoare annotation was computed. [2020-07-21 01:42:38,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,662 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 01:42:38,670 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,670 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,671 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 01:42:38,673 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,673 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,674 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,674 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 01:42:38,675 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,675 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,675 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,676 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 01:42:38,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 01:42:38 BoogieIcfgContainer [2020-07-21 01:42:38,678 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 01:42:38,681 INFO L168 Benchmark]: Toolchain (without parser) took 33165.90 ms. Allocated memory was 136.3 MB in the beginning and 308.3 MB in the end (delta: 172.0 MB). Free memory was 101.2 MB in the beginning and 190.5 MB in the end (delta: -89.3 MB). Peak memory consumption was 82.7 MB. Max. memory is 7.1 GB. [2020-07-21 01:42:38,682 INFO L168 Benchmark]: CDTParser took 0.90 ms. Allocated memory is still 136.3 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-07-21 01:42:38,682 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.13 ms. Allocated memory is still 136.3 MB. Free memory was 100.7 MB in the beginning and 90.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2020-07-21 01:42:38,683 INFO L168 Benchmark]: Boogie Preprocessor took 144.16 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 90.5 MB in the beginning and 178.3 MB in the end (delta: -87.7 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2020-07-21 01:42:38,684 INFO L168 Benchmark]: RCFGBuilder took 437.76 ms. Allocated memory is still 200.3 MB. Free memory was 178.3 MB in the beginning and 162.3 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2020-07-21 01:42:38,684 INFO L168 Benchmark]: TraceAbstraction took 32229.09 ms. Allocated memory was 200.3 MB in the beginning and 308.3 MB in the end (delta: 108.0 MB). Free memory was 161.6 MB in the beginning and 190.5 MB in the end (delta: -28.8 MB). Peak memory consumption was 79.2 MB. Max. memory is 7.1 GB. [2020-07-21 01:42:38,687 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90 ms. Allocated memory is still 136.3 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 346.13 ms. Allocated memory is still 136.3 MB. Free memory was 100.7 MB in the beginning and 90.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 144.16 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 90.5 MB in the beginning and 178.3 MB in the end (delta: -87.7 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 437.76 ms. Allocated memory is still 200.3 MB. Free memory was 178.3 MB in the beginning and 162.3 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 32229.09 ms. Allocated memory was 200.3 MB in the beginning and 308.3 MB in the end (delta: 108.0 MB). Free memory was 161.6 MB in the beginning and 190.5 MB in the end (delta: -28.8 MB). Peak memory consumption was 79.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant [2020-07-21 01:42:38,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,697 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 01:42:38,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,698 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,698 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((0 == k && j % 4294967296 < 1) && 1 == N_COL) && 1 == N_LIN) || ((((j % 4294967296 < 1 && 1 == N_COL) && 1 == k) && (\exists main_~j~0 : int :: (main_~j~0 % 4294967296 <= 2147483647 && unknown-#memory_int-unknown[matriz][matriz + main_~j~0 % 4294967296 * 4] <= maior) && main_~j~0 % 4294967296 < 1)) && 1 == N_LIN) - InvariantResult [Line: 19]: Loop Invariant [2020-07-21 01:42:38,698 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,699 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,699 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,699 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 01:42:38,700 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,700 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,700 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~j~0,QUANTIFIED] [2020-07-21 01:42:38,700 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((\exists main_~j~0 : int :: (main_~j~0 % 4294967296 <= 2147483647 && main_~j~0 % 4294967296 < 1) && unknown-#memory_int-unknown[matriz][matriz + main_~j~0 % 4294967296 * 4] <= maior) || 0 == j) && 1 == N_COL) && 1 == N_LIN - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 31.4s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 85 SDtfs, 105 SDslu, 214 SDs, 0 SdLazy, 244 SolverSat, 41 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 169 GetRequests, 117 SyntacticMatches, 5 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 17 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 13 PreInvPairs, 19 NumberOfFragments, 132 HoareAnnotationTreeSize, 13 FomulaSimplifications, 224 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 8 FomulaSimplificationsInter, 447 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 26.8s InterpolantComputationTime, 99 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 150 ConstructedInterpolants, 14 QuantifiedInterpolants, 21419 SizeOfPredicates, 39 NumberOfNonLiveVariables, 373 ConjunctsInSsa, 50 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 25/35 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...