java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf -i ../../../trunk/examples/svcomp/ldv-memsafety-bitfields/test-bitfields-2_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 16:46:31,124 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 16:46:31,125 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 16:46:31,139 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 16:46:31,139 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 16:46:31,140 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 16:46:31,141 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 16:46:31,143 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 16:46:31,145 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 16:46:31,146 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 16:46:31,146 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 16:46:31,146 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 16:46:31,147 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 16:46:31,148 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 16:46:31,149 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 16:46:31,151 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 16:46:31,156 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 16:46:31,157 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 16:46:31,158 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 16:46:31,159 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 16:46:31,161 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-12 16:46:31,161 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-12 16:46:31,162 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-12 16:46:31,163 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-12 16:46:31,163 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-12 16:46:31,165 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-12 16:46:31,165 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-12 16:46:31,165 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-12 16:46:31,166 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-12 16:46:31,166 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-12 16:46:31,167 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-12 16:46:31,167 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-12 16:46:31,177 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 16:46:31,177 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 16:46:31,178 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 16:46:31,178 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 16:46:31,179 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 16:46:31,179 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 16:46:31,179 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 16:46:31,179 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 16:46:31,179 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 16:46:31,179 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 16:46:31,180 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 16:46:31,180 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 16:46:31,180 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 16:46:31,180 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 16:46:31,180 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 16:46:31,180 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 16:46:31,180 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 16:46:31,180 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 16:46:31,180 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 16:46:31,181 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 16:46:31,181 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 16:46:31,181 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-12 16:46:31,181 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-12 16:46:31,181 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 16:46:31,205 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 16:46:31,213 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 16:46:31,216 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 16:46:31,217 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 16:46:31,217 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 16:46:31,217 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety-bitfields/test-bitfields-2_true-valid-memsafety_true-termination.i [2018-04-12 16:46:31,455 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG59a9d29c2 [2018-04-12 16:46:31,540 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 16:46:31,540 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 16:46:31,540 INFO L168 CDTParser]: Scanning test-bitfields-2_true-valid-memsafety_true-termination.i [2018-04-12 16:46:31,541 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 16:46:31,541 INFO L215 ultiparseSymbolTable]: [2018-04-12 16:46:31,541 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 16:46:31,541 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-bitfields-2_true-valid-memsafety_true-termination.i [2018-04-12 16:46:31,541 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 16:46:31,541 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_bitfields___true_valid_memsafety_true_termination_i__size_t in test-bitfields-2_true-valid-memsafety_true-termination.i [2018-04-12 16:46:31,541 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_bitfields___true_valid_memsafety_true_termination_i__d in test-bitfields-2_true-valid-memsafety_true-termination.i [2018-04-12 16:46:31,554 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG59a9d29c2 [2018-04-12 16:46:31,557 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 16:46:31,558 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 16:46:31,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 16:46:31,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 16:46:31,563 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 16:46:31,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 04:46:31" (1/1) ... [2018-04-12 16:46:31,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d8d073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:31, skipping insertion in model container [2018-04-12 16:46:31,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 04:46:31" (1/1) ... [2018-04-12 16:46:31,576 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 16:46:31,586 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 16:46:31,683 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 16:46:31,705 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 16:46:31,710 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 12 non ball SCCs. Number of states in SCCs 12. [2018-04-12 16:46:31,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:31 WrapperNode [2018-04-12 16:46:31,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 16:46:31,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 16:46:31,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 16:46:31,721 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 16:46:31,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:31" (1/1) ... [2018-04-12 16:46:31,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:31" (1/1) ... [2018-04-12 16:46:31,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:31" (1/1) ... [2018-04-12 16:46:31,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:31" (1/1) ... [2018-04-12 16:46:31,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:31" (1/1) ... [2018-04-12 16:46:31,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:31" (1/1) ... [2018-04-12 16:46:31,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:31" (1/1) ... [2018-04-12 16:46:31,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 16:46:31,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 16:46:31,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 16:46:31,754 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 16:46:31,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:31" (1/1) ... No working directory specified, using /home/ultimate/work/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 [2018-04-12 16:46:31,793 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 16:46:31,794 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 16:46:31,794 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 16:46:31,794 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-04-12 16:46:31,794 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-12 16:46:31,794 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 16:46:31,794 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 16:46:31,794 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 16:46:31,794 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 16:46:31,795 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-04-12 16:46:31,795 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 16:46:31,795 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 16:46:31,795 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 16:46:31,795 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 16:46:31,795 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 16:46:31,795 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 16:46:32,115 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-12 16:46:32,123 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 16:46:32,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 04:46:32 BoogieIcfgContainer [2018-04-12 16:46:32,124 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 16:46:32,124 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 16:46:32,124 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 16:46:32,126 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 16:46:32,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 04:46:31" (1/3) ... [2018-04-12 16:46:32,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44881bec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 04:46:32, skipping insertion in model container [2018-04-12 16:46:32,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:31" (2/3) ... [2018-04-12 16:46:32,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44881bec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 04:46:32, skipping insertion in model container [2018-04-12 16:46:32,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 04:46:32" (3/3) ... [2018-04-12 16:46:32,133 INFO L107 eAbstractionObserver]: Analyzing ICFG test-bitfields-2_true-valid-memsafety_true-termination.i [2018-04-12 16:46:32,138 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-12 16:46:32,143 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 37 error locations. [2018-04-12 16:46:32,168 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 16:46:32,169 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 16:46:32,169 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 16:46:32,169 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-12 16:46:32,169 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-12 16:46:32,169 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 16:46:32,169 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 16:46:32,169 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 16:46:32,169 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 16:46:32,170 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 16:46:32,180 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states. [2018-04-12 16:46:32,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-12 16:46:32,189 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:32,189 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:32,190 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr31RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr34AssertViolationMEMORY_FREE, mainErr36EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-12 16:46:32,193 INFO L82 PathProgramCache]: Analyzing trace with hash -2048667359, now seen corresponding path program 1 times [2018-04-12 16:46:32,194 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:32,194 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:32,228 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,228 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:32,228 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:32,279 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:32,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:32,420 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:46:32,420 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 16:46:32,422 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 16:46:32,433 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 16:46:32,433 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 16:46:32,434 INFO L87 Difference]: Start difference. First operand 95 states. Second operand 5 states. [2018-04-12 16:46:32,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:32,612 INFO L93 Difference]: Finished difference Result 124 states and 133 transitions. [2018-04-12 16:46:32,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 16:46:32,613 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2018-04-12 16:46:32,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:32,624 INFO L225 Difference]: With dead ends: 124 [2018-04-12 16:46:32,624 INFO L226 Difference]: Without dead ends: 121 [2018-04-12 16:46:32,626 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-04-12 16:46:32,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-04-12 16:46:32,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 80. [2018-04-12 16:46:32,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-04-12 16:46:32,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 85 transitions. [2018-04-12 16:46:32,654 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 85 transitions. Word has length 15 [2018-04-12 16:46:32,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:32,655 INFO L459 AbstractCegarLoop]: Abstraction has 80 states and 85 transitions. [2018-04-12 16:46:32,655 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 16:46:32,655 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 85 transitions. [2018-04-12 16:46:32,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 16:46:32,656 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:32,656 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:32,656 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr31RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr34AssertViolationMEMORY_FREE, mainErr36EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-12 16:46:32,656 INFO L82 PathProgramCache]: Analyzing trace with hash -1967781157, now seen corresponding path program 1 times [2018-04-12 16:46:32,656 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:32,656 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:32,657 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:32,658 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:32,674 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:32,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:32,704 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:46:32,704 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 16:46:32,705 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 16:46:32,705 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 16:46:32,706 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:46:32,706 INFO L87 Difference]: Start difference. First operand 80 states and 85 transitions. Second operand 4 states. [2018-04-12 16:46:32,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:32,773 INFO L93 Difference]: Finished difference Result 58 states and 62 transitions. [2018-04-12 16:46:32,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 16:46:32,774 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-04-12 16:46:32,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:32,774 INFO L225 Difference]: With dead ends: 58 [2018-04-12 16:46:32,774 INFO L226 Difference]: Without dead ends: 58 [2018-04-12 16:46:32,775 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 16:46:32,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-04-12 16:46:32,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2018-04-12 16:46:32,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-04-12 16:46:32,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 62 transitions. [2018-04-12 16:46:32,779 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 62 transitions. Word has length 20 [2018-04-12 16:46:32,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:32,780 INFO L459 AbstractCegarLoop]: Abstraction has 58 states and 62 transitions. [2018-04-12 16:46:32,780 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 16:46:32,780 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 62 transitions. [2018-04-12 16:46:32,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 16:46:32,780 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:32,781 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:32,781 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr31RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr34AssertViolationMEMORY_FREE, mainErr36EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-12 16:46:32,781 INFO L82 PathProgramCache]: Analyzing trace with hash -1967781159, now seen corresponding path program 1 times [2018-04-12 16:46:32,781 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:32,781 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:32,782 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:32,783 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:32,798 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:32,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:32,821 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:46:32,822 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 16:46:32,822 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 16:46:32,822 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 16:46:32,822 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:46:32,822 INFO L87 Difference]: Start difference. First operand 58 states and 62 transitions. Second operand 4 states. [2018-04-12 16:46:32,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:32,902 INFO L93 Difference]: Finished difference Result 73 states and 78 transitions. [2018-04-12 16:46:32,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 16:46:32,902 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-04-12 16:46:32,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:32,903 INFO L225 Difference]: With dead ends: 73 [2018-04-12 16:46:32,903 INFO L226 Difference]: Without dead ends: 73 [2018-04-12 16:46:32,903 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 16:46:32,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2018-04-12 16:46:32,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 56. [2018-04-12 16:46:32,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-04-12 16:46:32,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 60 transitions. [2018-04-12 16:46:32,908 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 60 transitions. Word has length 20 [2018-04-12 16:46:32,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:32,909 INFO L459 AbstractCegarLoop]: Abstraction has 56 states and 60 transitions. [2018-04-12 16:46:32,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 16:46:32,909 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 60 transitions. [2018-04-12 16:46:32,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-12 16:46:32,910 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:32,910 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:32,910 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr31RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr34AssertViolationMEMORY_FREE, mainErr36EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-12 16:46:32,911 INFO L82 PathProgramCache]: Analyzing trace with hash -2114791798, now seen corresponding path program 1 times [2018-04-12 16:46:32,911 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:32,911 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:32,912 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,912 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:32,912 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:32,932 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:32,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:32,963 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:46:32,963 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 16:46:32,963 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 16:46:32,964 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 16:46:32,964 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:46:32,964 INFO L87 Difference]: Start difference. First operand 56 states and 60 transitions. Second operand 4 states. [2018-04-12 16:46:32,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:32,980 INFO L93 Difference]: Finished difference Result 59 states and 63 transitions. [2018-04-12 16:46:32,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 16:46:32,981 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2018-04-12 16:46:32,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:32,982 INFO L225 Difference]: With dead ends: 59 [2018-04-12 16:46:32,982 INFO L226 Difference]: Without dead ends: 57 [2018-04-12 16:46:32,982 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:46:32,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-04-12 16:46:32,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2018-04-12 16:46:32,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-04-12 16:46:32,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 61 transitions. [2018-04-12 16:46:32,986 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 61 transitions. Word has length 32 [2018-04-12 16:46:32,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:32,986 INFO L459 AbstractCegarLoop]: Abstraction has 57 states and 61 transitions. [2018-04-12 16:46:32,986 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 16:46:32,987 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 61 transitions. [2018-04-12 16:46:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-12 16:46:32,988 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:32,988 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:32,988 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr31RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr34AssertViolationMEMORY_FREE, mainErr36EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-12 16:46:32,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1008408557, now seen corresponding path program 1 times [2018-04-12 16:46:32,989 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:32,989 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:32,990 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:32,990 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:33,008 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:33,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:33,047 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:46:33,047 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2018-04-12 16:46:33,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:46:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:33,084 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:46:33,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:33,162 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:46:33,162 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2018-04-12 16:46:33,162 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 16:46:33,162 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 16:46:33,162 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-12 16:46:33,163 INFO L87 Difference]: Start difference. First operand 57 states and 61 transitions. Second operand 8 states. [2018-04-12 16:46:33,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:33,180 INFO L93 Difference]: Finished difference Result 60 states and 64 transitions. [2018-04-12 16:46:33,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 16:46:33,183 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 33 [2018-04-12 16:46:33,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:33,184 INFO L225 Difference]: With dead ends: 60 [2018-04-12 16:46:33,184 INFO L226 Difference]: Without dead ends: 58 [2018-04-12 16:46:33,184 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-04-12 16:46:33,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-04-12 16:46:33,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2018-04-12 16:46:33,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-04-12 16:46:33,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 62 transitions. [2018-04-12 16:46:33,188 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 62 transitions. Word has length 33 [2018-04-12 16:46:33,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:33,188 INFO L459 AbstractCegarLoop]: Abstraction has 58 states and 62 transitions. [2018-04-12 16:46:33,188 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 16:46:33,188 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 62 transitions. [2018-04-12 16:46:33,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-12 16:46:33,189 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:33,189 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:33,190 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr31RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr34AssertViolationMEMORY_FREE, mainErr36EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-12 16:46:33,190 INFO L82 PathProgramCache]: Analyzing trace with hash -956628246, now seen corresponding path program 2 times [2018-04-12 16:46:33,190 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:33,190 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:33,191 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:33,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:33,191 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:33,207 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:33,274 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:33,274 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:46:33,274 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:46:33,282 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 16:46:33,311 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 16:46:33,312 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:46:33,314 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:46:33,342 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:33,369 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:46:33,369 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2018-04-12 16:46:33,370 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 16:46:33,370 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 16:46:33,370 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-04-12 16:46:33,370 INFO L87 Difference]: Start difference. First operand 58 states and 62 transitions. Second operand 10 states. [2018-04-12 16:46:33,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:33,402 INFO L93 Difference]: Finished difference Result 61 states and 65 transitions. [2018-04-12 16:46:33,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 16:46:33,402 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 34 [2018-04-12 16:46:33,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:33,403 INFO L225 Difference]: With dead ends: 61 [2018-04-12 16:46:33,403 INFO L226 Difference]: Without dead ends: 59 [2018-04-12 16:46:33,403 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2018-04-12 16:46:33,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-04-12 16:46:33,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2018-04-12 16:46:33,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-04-12 16:46:33,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 63 transitions. [2018-04-12 16:46:33,406 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 63 transitions. Word has length 34 [2018-04-12 16:46:33,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:33,407 INFO L459 AbstractCegarLoop]: Abstraction has 59 states and 63 transitions. [2018-04-12 16:46:33,407 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 16:46:33,407 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 63 transitions. [2018-04-12 16:46:33,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-04-12 16:46:33,408 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:33,408 INFO L355 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:33,408 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr31RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr34AssertViolationMEMORY_FREE, mainErr36EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-12 16:46:33,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1743226995, now seen corresponding path program 3 times [2018-04-12 16:46:33,408 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:33,408 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:33,409 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:33,409 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:46:33,409 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:33,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:33,424 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:33,461 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:33,461 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:46:33,462 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:46:33,467 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 16:46:33,493 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-12 16:46:33,494 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:46:33,495 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:46:33,519 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:33,537 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:46:33,537 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-04-12 16:46:33,537 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-12 16:46:33,538 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-12 16:46:33,538 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2018-04-12 16:46:33,538 INFO L87 Difference]: Start difference. First operand 59 states and 63 transitions. Second operand 12 states. [2018-04-12 16:46:33,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:33,575 INFO L93 Difference]: Finished difference Result 62 states and 66 transitions. [2018-04-12 16:46:33,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 16:46:33,575 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 35 [2018-04-12 16:46:33,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:33,576 INFO L225 Difference]: With dead ends: 62 [2018-04-12 16:46:33,576 INFO L226 Difference]: Without dead ends: 60 [2018-04-12 16:46:33,576 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2018-04-12 16:46:33,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-04-12 16:46:33,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2018-04-12 16:46:33,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-04-12 16:46:33,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 64 transitions. [2018-04-12 16:46:33,579 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 64 transitions. Word has length 35 [2018-04-12 16:46:33,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:33,580 INFO L459 AbstractCegarLoop]: Abstraction has 60 states and 64 transitions. [2018-04-12 16:46:33,580 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-12 16:46:33,580 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 64 transitions. [2018-04-12 16:46:33,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-12 16:46:33,581 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:33,581 INFO L355 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:33,581 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr31RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr34AssertViolationMEMORY_FREE, mainErr36EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-12 16:46:33,581 INFO L82 PathProgramCache]: Analyzing trace with hash -357984438, now seen corresponding path program 4 times [2018-04-12 16:46:33,581 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:33,581 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:33,582 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:33,582 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:46:33,582 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:33,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:33,611 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:33,813 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:33,813 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:46:33,814 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:46:33,818 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 16:46:33,846 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 16:46:33,846 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:46:33,849 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:46:33,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-12 16:46:33,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 16:46:33,872 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,873 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,876 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,876 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-04-12 16:46:33,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-12 16:46:33,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,893 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 16:46:33,894 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,898 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,902 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,902 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2018-04-12 16:46:33,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2018-04-12 16:46:33,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 78 [2018-04-12 16:46:33,941 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,950 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,961 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,961 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:29 [2018-04-12 16:46:33,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2018-04-12 16:46:33,983 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,984 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,984 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,985 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,985 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,988 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,988 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,989 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,989 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,990 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 149 [2018-04-12 16:46:33,991 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,008 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,023 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,023 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:42, output treesize:38 [2018-04-12 16:46:34,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 37 [2018-04-12 16:46:34,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,070 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,074 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,076 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,079 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,085 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,086 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,092 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,093 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,094 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 20 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 244 [2018-04-12 16:46:34,098 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,134 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,142 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,142 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:47 [2018-04-12 16:46:34,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 34 [2018-04-12 16:46:34,193 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,196 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,215 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,227 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,228 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,229 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,244 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,245 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,245 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 20 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 73 [2018-04-12 16:46:34,248 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,251 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,253 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,253 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:50, output treesize:7 [2018-04-12 16:46:34,872 WARN L151 SmtUtils]: Spent 401ms on a formula simplification. DAG size of input: 98 DAG size of output 66 [2018-04-12 16:46:34,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 79 [2018-04-12 16:46:34,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 42 [2018-04-12 16:46:34,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 60 [2018-04-12 16:46:34,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 98 [2018-04-12 16:46:34,894 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 131 [2018-04-12 16:46:34,899 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,911 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,916 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,920 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,929 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,933 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,935 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,936 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 392 [2018-04-12 16:46:35,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,034 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 180 [2018-04-12 16:46:35,035 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,072 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 92 [2018-04-12 16:46:35,108 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,110 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:35,111 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,111 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,112 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 168 [2018-04-12 16:46:35,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 54 [2018-04-12 16:46:35,123 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,124 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,125 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,125 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:35,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 88 [2018-04-12 16:46:35,128 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,135 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,156 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,156 WARN L288 Elim1Store]: Array PQE input equivalent to false [2018-04-12 16:46:35,157 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,177 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,189 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 64 [2018-04-12 16:46:35,213 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,213 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,214 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,215 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,215 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,217 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,217 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 18 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 94 [2018-04-12 16:46:35,225 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-12 16:46:35,228 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,228 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,229 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,229 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,230 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,230 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,231 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,231 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:35,231 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,232 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 85 [2018-04-12 16:46:35,233 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,274 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 16:46:35,288 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-12 16:46:35,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 130 [2018-04-12 16:46:35,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 123 treesize of output 144 [2018-04-12 16:46:35,414 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 8 xjuncts. [2018-04-12 16:46:35,575 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 115 [2018-04-12 16:46:35,576 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,579 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 115 [2018-04-12 16:46:35,579 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,581 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 115 [2018-04-12 16:46:35,582 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,585 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 119 [2018-04-12 16:46:35,585 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,694 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 88 [2018-04-12 16:46:35,745 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,759 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,768 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,769 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 23 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 140 [2018-04-12 16:46:35,858 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,873 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,882 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,886 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 34 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 63 treesize of output 191 [2018-04-12 16:46:35,936 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,941 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,943 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 42 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 8 case distinctions, treesize of input 89 treesize of output 265 [2018-04-12 16:46:35,986 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 16 xjuncts. [2018-04-12 16:46:36,162 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,164 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,166 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,167 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,168 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,169 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,170 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,170 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,172 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,173 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,177 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 32 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 198 [2018-04-12 16:46:36,186 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,187 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,190 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,193 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,196 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,197 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 42 disjoint index pairs (out of 28 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 280 [2018-04-12 16:46:36,200 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,250 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,286 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 16:46:36,302 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,304 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 86 [2018-04-12 16:46:36,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,351 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,351 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,352 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 107 [2018-04-12 16:46:36,417 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,418 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,418 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,419 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,419 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,420 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,421 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,421 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,423 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 26 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 158 [2018-04-12 16:46:36,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,443 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,443 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 229 [2018-04-12 16:46:36,459 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,492 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,497 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,497 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 145 [2018-04-12 16:46:36,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 30 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 205 [2018-04-12 16:46:36,508 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,537 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,561 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,569 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,571 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 86 [2018-04-12 16:46:36,613 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,613 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:36,614 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,614 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,615 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 122 [2018-04-12 16:46:36,659 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,660 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,660 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,664 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,664 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,666 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,666 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,666 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:36,671 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,672 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 149 [2018-04-12 16:46:36,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,683 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,684 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 28 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 189 [2018-04-12 16:46:36,698 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,723 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,730 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:36,730 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 132 [2018-04-12 16:46:36,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,735 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,735 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,736 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,736 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,736 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,737 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 21 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 165 [2018-04-12 16:46:36,738 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,759 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,771 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,778 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,779 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 86 [2018-04-12 16:46:36,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,821 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:36,822 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,823 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 119 [2018-04-12 16:46:36,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 124 [2018-04-12 16:46:36,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,911 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,911 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 23 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 176 [2018-04-12 16:46:36,912 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,933 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,936 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,940 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,940 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,941 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,941 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 137 [2018-04-12 16:46:36,952 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,955 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,956 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,956 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,957 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 29 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 200 [2018-04-12 16:46:36,970 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,998 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:37,013 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:37,021 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:37,065 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-12 16:46:37,150 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 8 xjuncts. [2018-04-12 16:46:37,150 INFO L202 ElimStorePlain]: Needed 46 recursive calls to eliminate 3 variables, input treesize:204, output treesize:535 [2018-04-12 16:46:49,345 WARN L151 SmtUtils]: Spent 12129ms on a formula simplification. DAG size of input: 117 DAG size of output 87 [2018-04-12 16:46:49,364 INFO L477 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 84 treesize of output 62 [2018-04-12 16:46:49,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 164 [2018-04-12 16:46:49,403 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 7 xjuncts. [2018-04-12 16:46:49,458 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:49,504 INFO L477 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 74 treesize of output 54 [2018-04-12 16:46:49,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,512 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,512 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,512 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 19 disjoint index pairs (out of 21 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 134 [2018-04-12 16:46:49,524 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 4 xjuncts. [2018-04-12 16:46:49,558 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:49,605 INFO L477 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 35 treesize of output 27 [2018-04-12 16:46:49,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2018-04-12 16:46:49,609 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:49,611 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:49,668 INFO L477 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 99 treesize of output 79 [2018-04-12 16:46:49,673 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,674 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,675 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,684 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 75 treesize of output 97 [2018-04-12 16:46:49,694 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 4 xjuncts. [2018-04-12 16:46:49,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,787 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 72 [2018-04-12 16:46:49,788 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:49,790 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,790 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 50 [2018-04-12 16:46:49,793 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:49,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,800 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 72 [2018-04-12 16:46:49,800 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:49,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,837 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,837 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,841 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,849 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 38 disjoint index pairs (out of 45 index pairs), introduced 2 new quantified variables, introduced 7 case distinctions, treesize of input 71 treesize of output 197 [2018-04-12 16:46:49,875 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 9 xjuncts. [2018-04-12 16:46:49,959 INFO L267 ElimStorePlain]: Start of recursive call 8: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 16:46:49,991 INFO L477 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 88 treesize of output 64 [2018-04-12 16:46:49,994 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,995 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,996 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,996 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,996 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,997 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,997 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,998 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:49,998 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:50,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:50,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:50,008 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:50,008 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:50,009 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:50,009 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:50,010 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:50,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 194 [2018-04-12 16:46:50,031 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 9 xjuncts. [2018-04-12 16:46:50,100 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:50,118 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 5 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-12 16:46:50,118 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 15 variables, input treesize:390, output treesize:55 [2018-04-12 16:46:50,180 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:50,197 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:46:50,197 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18] total 30 [2018-04-12 16:46:50,197 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-12 16:46:50,198 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-12 16:46:50,198 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=750, Unknown=5, NotChecked=0, Total=870 [2018-04-12 16:46:50,198 INFO L87 Difference]: Start difference. First operand 60 states and 64 transitions. Second operand 30 states. [2018-04-12 16:46:51,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:51,102 INFO L93 Difference]: Finished difference Result 84 states and 90 transitions. [2018-04-12 16:46:51,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-12 16:46:51,102 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 36 [2018-04-12 16:46:51,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:51,103 INFO L225 Difference]: With dead ends: 84 [2018-04-12 16:46:51,103 INFO L226 Difference]: Without dead ends: 84 [2018-04-12 16:46:51,103 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 483 ImplicationChecksByTransitivity, 13.1s TimeCoverageRelationStatistics Valid=288, Invalid=1687, Unknown=5, NotChecked=0, Total=1980 [2018-04-12 16:46:51,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-04-12 16:46:51,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 55. [2018-04-12 16:46:51,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-04-12 16:46:51,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 58 transitions. [2018-04-12 16:46:51,105 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 58 transitions. Word has length 36 [2018-04-12 16:46:51,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:51,105 INFO L459 AbstractCegarLoop]: Abstraction has 55 states and 58 transitions. [2018-04-12 16:46:51,105 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-12 16:46:51,105 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2018-04-12 16:46:51,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-12 16:46:51,106 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:51,106 INFO L355 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:51,106 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr31RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr34AssertViolationMEMORY_FREE, mainErr36EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-12 16:46:51,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1701873782, now seen corresponding path program 1 times [2018-04-12 16:46:51,106 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:51,106 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:51,107 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:51,107 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:46:51,107 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:51,122 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:51,378 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:51,378 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:46:51,378 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:46:51,384 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:51,401 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:46:51,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 16:46:51,415 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,418 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,418 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 16:46:51,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-12 16:46:51,433 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,434 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,435 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-12 16:46:51,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-12 16:46:51,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 16:46:51,460 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,461 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,464 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,464 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2018-04-12 16:46:51,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2018-04-12 16:46:51,493 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 37 [2018-04-12 16:46:51,494 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,532 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,536 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,536 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:30, output treesize:26 [2018-04-12 16:46:51,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2018-04-12 16:46:51,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 88 [2018-04-12 16:46:51,563 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,570 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,574 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,574 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:35 [2018-04-12 16:46:51,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 32 [2018-04-12 16:46:51,599 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,601 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,601 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,602 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,602 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 163 [2018-04-12 16:46:51,606 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,631 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,636 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,636 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:48, output treesize:44 [2018-04-12 16:46:51,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 29 [2018-04-12 16:46:51,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,664 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,664 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,666 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:51,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 49 [2018-04-12 16:46:51,666 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,667 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,669 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:51,669 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:43, output treesize:7 [2018-04-12 16:46:52,045 WARN L151 SmtUtils]: Spent 146ms on a formula simplification. DAG size of input: 111 DAG size of output 52 [2018-04-12 16:46:52,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2018-04-12 16:46:52,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 48 [2018-04-12 16:46:52,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2018-04-12 16:46:52,060 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,061 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,062 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 86 [2018-04-12 16:46:52,070 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,076 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 147 [2018-04-12 16:46:52,080 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:52,097 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:52,103 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:52,108 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:52,118 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:52,136 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-12 16:46:52,137 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:232, output treesize:112 [2018-04-12 16:46:52,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 80 [2018-04-12 16:46:52,701 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,706 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,706 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,713 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 133 [2018-04-12 16:46:52,725 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 8 xjuncts. [2018-04-12 16:46:52,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,808 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,808 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 73 [2018-04-12 16:46:52,813 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:52,815 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,815 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:52,816 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,816 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,818 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,818 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 87 [2018-04-12 16:46:52,821 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:52,823 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,826 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,826 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:52,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,829 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,829 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,830 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,830 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 95 [2018-04-12 16:46:52,831 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:52,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,834 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,834 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,835 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,835 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,837 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,837 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:52,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,841 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:52,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 103 [2018-04-12 16:46:52,841 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:52,882 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 16:46:52,901 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-12 16:46:52,901 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:121, output treesize:56 [2018-04-12 16:46:52,964 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:52,981 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:46:52,981 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19] total 33 [2018-04-12 16:46:52,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-12 16:46:52,982 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-12 16:46:52,982 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=956, Unknown=0, NotChecked=0, Total=1056 [2018-04-12 16:46:52,982 INFO L87 Difference]: Start difference. First operand 55 states and 58 transitions. Second operand 33 states. [2018-04-12 16:46:54,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:54,471 INFO L93 Difference]: Finished difference Result 106 states and 110 transitions. [2018-04-12 16:46:54,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-12 16:46:54,472 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 38 [2018-04-12 16:46:54,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:54,472 INFO L225 Difference]: With dead ends: 106 [2018-04-12 16:46:54,472 INFO L226 Difference]: Without dead ends: 106 [2018-04-12 16:46:54,473 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 30 SyntacticMatches, 2 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 650 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=374, Invalid=2596, Unknown=0, NotChecked=0, Total=2970 [2018-04-12 16:46:54,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-04-12 16:46:54,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 64. [2018-04-12 16:46:54,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2018-04-12 16:46:54,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 69 transitions. [2018-04-12 16:46:54,475 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 69 transitions. Word has length 38 [2018-04-12 16:46:54,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:54,475 INFO L459 AbstractCegarLoop]: Abstraction has 64 states and 69 transitions. [2018-04-12 16:46:54,475 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-12 16:46:54,476 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2018-04-12 16:46:54,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-04-12 16:46:54,476 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:54,476 INFO L355 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:54,476 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr31RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr34AssertViolationMEMORY_FREE, mainErr36EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-12 16:46:54,476 INFO L82 PathProgramCache]: Analyzing trace with hash 1425873007, now seen corresponding path program 1 times [2018-04-12 16:46:54,476 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:54,476 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:54,477 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:54,477 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:54,477 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 16:46:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 16:46:54,541 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-12 16:46:54,552 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == dest.base && #res.offset == dest.offset; is not ensure(true) [2018-04-12 16:46:54,557 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:46:54,558 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:46:54,558 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:46:54,558 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:46:54,558 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:46:54,558 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:46:54,559 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:46:54,559 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:46:54,559 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:46:54,559 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:46:54,559 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:46:54,560 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:46:54,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 04:46:54 BoogieIcfgContainer [2018-04-12 16:46:54,567 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 16:46:54,567 INFO L168 Benchmark]: Toolchain (without parser) took 23009.71 ms. Allocated memory was 402.7 MB in the beginning and 779.6 MB in the end (delta: 377.0 MB). Free memory was 341.5 MB in the beginning and 544.2 MB in the end (delta: -202.6 MB). Peak memory consumption was 174.3 MB. Max. memory is 5.3 GB. [2018-04-12 16:46:54,569 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 402.7 MB. Free memory is still 355.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 16:46:54,569 INFO L168 Benchmark]: CACSL2BoogieTranslator took 160.79 ms. Allocated memory is still 402.7 MB. Free memory was 340.2 MB in the beginning and 331.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 5.3 GB. [2018-04-12 16:46:54,569 INFO L168 Benchmark]: Boogie Preprocessor took 32.77 ms. Allocated memory is still 402.7 MB. Free memory was 331.0 MB in the beginning and 328.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-12 16:46:54,569 INFO L168 Benchmark]: RCFGBuilder took 370.67 ms. Allocated memory was 402.7 MB in the beginning and 605.6 MB in the end (delta: 202.9 MB). Free memory was 328.3 MB in the beginning and 558.9 MB in the end (delta: -230.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 5.3 GB. [2018-04-12 16:46:54,570 INFO L168 Benchmark]: TraceAbstraction took 22442.54 ms. Allocated memory was 605.6 MB in the beginning and 779.6 MB in the end (delta: 174.1 MB). Free memory was 558.9 MB in the beginning and 544.2 MB in the end (delta: 14.8 MB). Peak memory consumption was 188.8 MB. Max. memory is 5.3 GB. [2018-04-12 16:46:54,571 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 402.7 MB. Free memory is still 355.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 160.79 ms. Allocated memory is still 402.7 MB. Free memory was 340.2 MB in the beginning and 331.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 32.77 ms. Allocated memory is still 402.7 MB. Free memory was 331.0 MB in the beginning and 328.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 370.67 ms. Allocated memory was 402.7 MB in the beginning and 605.6 MB in the end (delta: 202.9 MB). Free memory was 328.3 MB in the beginning and 558.9 MB in the end (delta: -230.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 5.3 GB. * TraceAbstraction took 22442.54 ms. Allocated memory was 605.6 MB in the beginning and 779.6 MB in the end (delta: 174.1 MB). Free memory was 558.9 MB in the beginning and 544.2 MB in the end (delta: 14.8 MB). Peak memory consumption was 188.8 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == dest.base && #res.offset == dest.offset; is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 44]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L21] FCALL struct A d; VAL [\old(d)=null, \old(d)=null, d={7:0}] [L21] FCALL struct A d; VAL [\old(d)=null, \old(d)=null, d={7:0}] [L21] FCALL struct A d; VAL [\old(d)=null, \old(d)=null, d={7:0}] [L21] FCALL struct A d; VAL [\old(d)=null, \old(d)=null, d={7:0}] [L21] FCALL struct A d; VAL [\old(d)=null, \old(d)=null, d={7:0}] [L21] FCALL struct A d; VAL [\old(d)=null, \old(d)=null, d={7:0}] [L24] struct A *p; VAL [d={7:0}] [L25] EXPR, FCALL malloc(4) VAL [d={7:0}, malloc(4)={9:0}] [L25] p = malloc(4) VAL [d={7:0}, malloc(4)={9:0}, p={9:0}] [L26] FCALL d.a = 1 VAL [d={7:0}, malloc(4)={9:0}, p={9:0}] [L27] FCALL d.b = 2 VAL [d={7:0}, malloc(4)={9:0}, p={9:0}] [L28] FCALL d.c = 3 VAL [d={7:0}, malloc(4)={9:0}, p={9:0}] [L29] FCALL d.d = 4 VAL [d={7:0}, malloc(4)={9:0}, p={9:0}] [L30] FCALL d.e = 5 VAL [d={7:0}, malloc(4)={9:0}, p={9:0}] [L31] FCALL memcpy(p, &d, 4) VAL [d={7:0}, malloc(4)={9:0}, memcpy(p, &d, 4)={9:0}, p={9:0}] [L32] EXPR, FCALL p->a VAL [d={7:0}, malloc(4)={9:0}, p={9:0}, p->a=1] [L32] COND FALSE !(p->a != 1) [L35] EXPR, FCALL p->b VAL [d={7:0}, malloc(4)={9:0}, p={9:0}, p->b=2] [L35] COND FALSE !(p->b != 2) [L38] EXPR, FCALL p->c VAL [d={7:0}, malloc(4)={9:0}, p={9:0}, p->c=3] [L38] COND FALSE !(p->c != 3) [L41] EXPR, FCALL p->d VAL [d={7:0}, malloc(4)={9:0}, p={9:0}, p->d=4] [L41] COND FALSE !(p->d != 4) [L44] FCALL p->e - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 95 locations, 37 error locations. UNSAFE Result, 22.4s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 2.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 354 SDtfs, 1230 SDslu, 1258 SDs, 0 SdLazy, 1515 SolverSat, 275 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 295 GetRequests, 155 SyntacticMatches, 2 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1212 ImplicationChecksByTransitivity, 15.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 129 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 18.8s InterpolantComputationTime, 478 NumberOfCodeBlocks, 478 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 425 ConstructedInterpolants, 9 QuantifiedInterpolants, 158035 SizeOfPredicates, 15 NumberOfNonLiveVariables, 724 ConjunctsInSsa, 87 ConjunctsInUnsatCore, 14 InterpolantComputations, 4 PerfectInterpolantSequences, 1/60 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-bitfields-2_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_16-46-54-577.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-bitfields-2_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_16-46-54-577.csv Received shutdown request...