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_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 16:49:41,069 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 16:49:41,070 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 16:49:41,081 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 16:49:41,081 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 16:49:41,082 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 16:49:41,082 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 16:49:41,083 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 16:49:41,085 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 16:49:41,085 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 16:49:41,086 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 16:49:41,086 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 16:49:41,087 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 16:49:41,088 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 16:49:41,089 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 16:49:41,090 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 16:49:41,092 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 16:49:41,093 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 16:49:41,094 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 16:49:41,095 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 16:49:41,097 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-12 16:49:41,097 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-12 16:49:41,097 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-12 16:49:41,098 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-12 16:49:41,099 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-12 16:49:41,100 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-12 16:49:41,100 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-12 16:49:41,100 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-12 16:49:41,101 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-12 16:49:41,101 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-12 16:49:41,102 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-12 16:49:41,102 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 16:49:41,111 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 16:49:41,112 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 16:49:41,113 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 16:49:41,113 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 16:49:41,113 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 16:49:41,113 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 16:49:41,113 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 16:49:41,113 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 16:49:41,114 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 16:49:41,114 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 16:49:41,114 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 16:49:41,114 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 16:49:41,114 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 16:49:41,114 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 16:49:41,114 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 16:49:41,115 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 16:49:41,115 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 16:49:41,115 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 16:49:41,115 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 16:49:41,115 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 16:49:41,115 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 16:49:41,115 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-12 16:49:41,116 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-12 16:49:41,116 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 16:49:41,145 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 16:49:41,154 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 16:49:41,157 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 16:49:41,158 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 16:49:41,159 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 16:49:41,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety-bitfields/test-bitfields-2_false-valid-deref.i [2018-04-12 16:49:41,513 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG764dac1b8 [2018-04-12 16:49:41,603 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 16:49:41,603 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 16:49:41,603 INFO L168 CDTParser]: Scanning test-bitfields-2_false-valid-deref.i [2018-04-12 16:49:41,604 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 16:49:41,604 INFO L215 ultiparseSymbolTable]: [2018-04-12 16:49:41,604 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 16:49:41,604 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-bitfields-2_false-valid-deref.i [2018-04-12 16:49:41,605 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 16:49:41,605 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_bitfields___false_valid_deref_i__size_t in test-bitfields-2_false-valid-deref.i [2018-04-12 16:49:41,605 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_bitfields___false_valid_deref_i__d in test-bitfields-2_false-valid-deref.i [2018-04-12 16:49:41,617 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG764dac1b8 [2018-04-12 16:49:41,621 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 16:49:41,622 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 16:49:41,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 16:49:41,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 16:49:41,626 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 16:49:41,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 04:49:41" (1/1) ... [2018-04-12 16:49:41,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a3fb555 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:49:41, skipping insertion in model container [2018-04-12 16:49:41,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 04:49:41" (1/1) ... [2018-04-12 16:49:41,639 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 16:49:41,647 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 16:49:41,759 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 16:49:41,781 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 16:49:41,787 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 12 non ball SCCs. Number of states in SCCs 12. [2018-04-12 16:49:41,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:49:41 WrapperNode [2018-04-12 16:49:41,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 16:49:41,798 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 16:49:41,798 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 16:49:41,798 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 16:49:41,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:49:41" (1/1) ... [2018-04-12 16:49:41,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:49:41" (1/1) ... [2018-04-12 16:49:41,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:49:41" (1/1) ... [2018-04-12 16:49:41,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:49:41" (1/1) ... [2018-04-12 16:49:41,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:49:41" (1/1) ... [2018-04-12 16:49:41,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:49:41" (1/1) ... [2018-04-12 16:49:41,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:49:41" (1/1) ... [2018-04-12 16:49:41,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 16:49:41,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 16:49:41,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 16:49:41,830 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 16:49:41,831 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:49:41" (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 16:49:41,877 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 16:49:41,877 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 16:49:41,877 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 16:49:41,878 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-04-12 16:49:41,878 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-12 16:49:41,878 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 16:49:41,878 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 16:49:41,878 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 16:49:41,878 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 16:49:41,878 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-04-12 16:49:41,878 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 16:49:41,878 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 16:49:41,878 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 16:49:41,878 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 16:49:41,878 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 16:49:41,878 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 16:49:42,154 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-12 16:49:42,162 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 16:49:42,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 04:49:42 BoogieIcfgContainer [2018-04-12 16:49:42,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 16:49:42,163 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 16:49:42,163 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 16:49:42,168 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 16:49:42,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 04:49:41" (1/3) ... [2018-04-12 16:49:42,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7353cae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 04:49:42, skipping insertion in model container [2018-04-12 16:49:42,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:49:41" (2/3) ... [2018-04-12 16:49:42,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7353cae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 04:49:42, skipping insertion in model container [2018-04-12 16:49:42,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 04:49:42" (3/3) ... [2018-04-12 16:49:42,171 INFO L107 eAbstractionObserver]: Analyzing ICFG test-bitfields-2_false-valid-deref.i [2018-04-12 16:49:42,176 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-12 16:49:42,181 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 37 error locations. [2018-04-12 16:49:42,205 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 16:49:42,205 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 16:49:42,205 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 16:49:42,205 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-12 16:49:42,205 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-12 16:49:42,205 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 16:49:42,205 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 16:49:42,205 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 16:49:42,206 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 16:49:42,206 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 16:49:42,216 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states. [2018-04-12 16:49:42,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-12 16:49:42,222 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:49:42,223 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:49:42,223 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 16:49:42,226 INFO L82 PathProgramCache]: Analyzing trace with hash -2048667359, now seen corresponding path program 1 times [2018-04-12 16:49:42,227 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:49:42,227 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:49:42,255 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:42,255 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:49:42,255 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:49:42,293 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:49:42,364 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 16:49:42,366 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:49:42,366 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-12 16:49:42,368 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 16:49:42,379 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 16:49:42,380 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 16:49:42,382 INFO L87 Difference]: Start difference. First operand 95 states. Second operand 3 states. [2018-04-12 16:49:42,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:49:42,468 INFO L93 Difference]: Finished difference Result 89 states and 94 transitions. [2018-04-12 16:49:42,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 16:49:42,469 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2018-04-12 16:49:42,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:49:42,476 INFO L225 Difference]: With dead ends: 89 [2018-04-12 16:49:42,476 INFO L226 Difference]: Without dead ends: 86 [2018-04-12 16:49:42,477 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 16:49:42,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-04-12 16:49:42,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2018-04-12 16:49:42,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-04-12 16:49:42,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 91 transitions. [2018-04-12 16:49:42,503 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 91 transitions. Word has length 15 [2018-04-12 16:49:42,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:49:42,503 INFO L459 AbstractCegarLoop]: Abstraction has 86 states and 91 transitions. [2018-04-12 16:49:42,503 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 16:49:42,503 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 91 transitions. [2018-04-12 16:49:42,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-12 16:49:42,503 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:49:42,504 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:49:42,504 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 16:49:42,504 INFO L82 PathProgramCache]: Analyzing trace with hash -2048667360, now seen corresponding path program 1 times [2018-04-12 16:49:42,504 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:49:42,504 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:49:42,505 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:42,505 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:49:42,505 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:49:42,517 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:49:42,539 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 16:49:42,539 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:49:42,539 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-12 16:49:42,540 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-12 16:49:42,540 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-12 16:49:42,541 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 16:49:42,541 INFO L87 Difference]: Start difference. First operand 86 states and 91 transitions. Second operand 3 states. [2018-04-12 16:49:42,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:49:42,614 INFO L93 Difference]: Finished difference Result 121 states and 130 transitions. [2018-04-12 16:49:42,614 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-12 16:49:42,615 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2018-04-12 16:49:42,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:49:42,616 INFO L225 Difference]: With dead ends: 121 [2018-04-12 16:49:42,616 INFO L226 Difference]: Without dead ends: 121 [2018-04-12 16:49:42,617 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-12 16:49:42,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-04-12 16:49:42,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 80. [2018-04-12 16:49:42,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-04-12 16:49:42,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 85 transitions. [2018-04-12 16:49:42,623 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 85 transitions. Word has length 15 [2018-04-12 16:49:42,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:49:42,623 INFO L459 AbstractCegarLoop]: Abstraction has 80 states and 85 transitions. [2018-04-12 16:49:42,623 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-12 16:49:42,623 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 85 transitions. [2018-04-12 16:49:42,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 16:49:42,623 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:49:42,624 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 16:49:42,624 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 16:49:42,624 INFO L82 PathProgramCache]: Analyzing trace with hash -1967781157, now seen corresponding path program 1 times [2018-04-12 16:49:42,624 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:49:42,624 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:49:42,625 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:42,625 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:49:42,625 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:42,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:49:42,638 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:49:42,678 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 16:49:42,678 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:49:42,678 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 16:49:42,678 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 16:49:42,679 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 16:49:42,679 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:49:42,679 INFO L87 Difference]: Start difference. First operand 80 states and 85 transitions. Second operand 4 states. [2018-04-12 16:49:42,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:49:42,778 INFO L93 Difference]: Finished difference Result 68 states and 73 transitions. [2018-04-12 16:49:42,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 16:49:42,778 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-04-12 16:49:42,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:49:42,779 INFO L225 Difference]: With dead ends: 68 [2018-04-12 16:49:42,779 INFO L226 Difference]: Without dead ends: 68 [2018-04-12 16:49:42,780 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 16:49:42,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-04-12 16:49:42,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2018-04-12 16:49:42,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-04-12 16:49:42,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 73 transitions. [2018-04-12 16:49:42,784 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 73 transitions. Word has length 20 [2018-04-12 16:49:42,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:49:42,784 INFO L459 AbstractCegarLoop]: Abstraction has 68 states and 73 transitions. [2018-04-12 16:49:42,785 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 16:49:42,785 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 73 transitions. [2018-04-12 16:49:42,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 16:49:42,785 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:49:42,785 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 16:49:42,785 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 16:49:42,786 INFO L82 PathProgramCache]: Analyzing trace with hash -1967781159, now seen corresponding path program 1 times [2018-04-12 16:49:42,786 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:49:42,786 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:49:42,787 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:42,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:49:42,787 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:49:42,798 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:49:42,824 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 16:49:42,825 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:49:42,825 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 16:49:42,825 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 16:49:42,825 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 16:49:42,825 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:49:42,826 INFO L87 Difference]: Start difference. First operand 68 states and 73 transitions. Second operand 4 states. [2018-04-12 16:49:42,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:49:42,912 INFO L93 Difference]: Finished difference Result 90 states and 99 transitions. [2018-04-12 16:49:42,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 16:49:42,912 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-04-12 16:49:42,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:49:42,913 INFO L225 Difference]: With dead ends: 90 [2018-04-12 16:49:42,913 INFO L226 Difference]: Without dead ends: 90 [2018-04-12 16:49:42,914 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 16:49:42,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-04-12 16:49:42,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 67. [2018-04-12 16:49:42,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-04-12 16:49:42,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 72 transitions. [2018-04-12 16:49:42,918 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 72 transitions. Word has length 20 [2018-04-12 16:49:42,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:49:42,918 INFO L459 AbstractCegarLoop]: Abstraction has 67 states and 72 transitions. [2018-04-12 16:49:42,919 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 16:49:42,919 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2018-04-12 16:49:42,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-12 16:49:42,919 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:49:42,919 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 16:49:42,919 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 16:49:42,920 INFO L82 PathProgramCache]: Analyzing trace with hash -2114791798, now seen corresponding path program 1 times [2018-04-12 16:49:42,920 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:49:42,920 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:49:42,921 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:42,921 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:49:42,921 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:42,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:49:42,940 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:49:42,968 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 16:49:42,969 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:49:42,969 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 16:49:42,969 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 16:49:42,969 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 16:49:42,969 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:49:42,970 INFO L87 Difference]: Start difference. First operand 67 states and 72 transitions. Second operand 4 states. [2018-04-12 16:49:42,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:49:42,981 INFO L93 Difference]: Finished difference Result 70 states and 75 transitions. [2018-04-12 16:49:42,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 16:49:42,982 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2018-04-12 16:49:42,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:49:42,982 INFO L225 Difference]: With dead ends: 70 [2018-04-12 16:49:42,982 INFO L226 Difference]: Without dead ends: 68 [2018-04-12 16:49:42,983 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 16:49:42,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-04-12 16:49:42,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2018-04-12 16:49:42,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-04-12 16:49:42,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 73 transitions. [2018-04-12 16:49:42,986 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 73 transitions. Word has length 32 [2018-04-12 16:49:42,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:49:42,986 INFO L459 AbstractCegarLoop]: Abstraction has 68 states and 73 transitions. [2018-04-12 16:49:42,986 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 16:49:42,987 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 73 transitions. [2018-04-12 16:49:42,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-12 16:49:42,987 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:49:42,987 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 16:49:42,987 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 16:49:42,988 INFO L82 PathProgramCache]: Analyzing trace with hash 1008408557, now seen corresponding path program 1 times [2018-04-12 16:49:42,988 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:49:42,988 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:49:42,988 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:42,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:49:42,989 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:49:43,003 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:49:43,043 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 16:49:43,043 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:49:43,043 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) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:49:43,052 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:49:43,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:49:43,085 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:49:43,121 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 16:49:43,138 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:49:43,138 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2018-04-12 16:49:43,139 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 16:49:43,139 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 16:49:43,139 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-12 16:49:43,139 INFO L87 Difference]: Start difference. First operand 68 states and 73 transitions. Second operand 8 states. [2018-04-12 16:49:43,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:49:43,157 INFO L93 Difference]: Finished difference Result 71 states and 76 transitions. [2018-04-12 16:49:43,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 16:49:43,157 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 33 [2018-04-12 16:49:43,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:49:43,158 INFO L225 Difference]: With dead ends: 71 [2018-04-12 16:49:43,158 INFO L226 Difference]: Without dead ends: 69 [2018-04-12 16:49:43,159 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 16:49:43,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-04-12 16:49:43,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2018-04-12 16:49:43,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2018-04-12 16:49:43,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 74 transitions. [2018-04-12 16:49:43,161 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 74 transitions. Word has length 33 [2018-04-12 16:49:43,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:49:43,162 INFO L459 AbstractCegarLoop]: Abstraction has 69 states and 74 transitions. [2018-04-12 16:49:43,162 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 16:49:43,162 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2018-04-12 16:49:43,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-12 16:49:43,163 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:49:43,163 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 16:49:43,163 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 16:49:43,163 INFO L82 PathProgramCache]: Analyzing trace with hash -956628246, now seen corresponding path program 2 times [2018-04-12 16:49:43,163 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:49:43,163 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:49:43,164 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:43,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:49:43,164 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:49:43,180 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:49:43,244 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 16:49:43,245 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:49:43,245 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 16:49:43,251 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 16:49:43,276 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 16:49:43,276 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:49:43,278 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:49:43,299 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 16:49:43,327 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:49:43,327 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2018-04-12 16:49:43,327 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 16:49:43,328 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 16:49:43,328 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-04-12 16:49:43,328 INFO L87 Difference]: Start difference. First operand 69 states and 74 transitions. Second operand 10 states. [2018-04-12 16:49:43,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:49:43,367 INFO L93 Difference]: Finished difference Result 72 states and 77 transitions. [2018-04-12 16:49:43,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 16:49:43,368 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 34 [2018-04-12 16:49:43,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:49:43,368 INFO L225 Difference]: With dead ends: 72 [2018-04-12 16:49:43,368 INFO L226 Difference]: Without dead ends: 70 [2018-04-12 16:49:43,369 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 16:49:43,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-04-12 16:49:43,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2018-04-12 16:49:43,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-04-12 16:49:43,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 75 transitions. [2018-04-12 16:49:43,372 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 75 transitions. Word has length 34 [2018-04-12 16:49:43,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:49:43,372 INFO L459 AbstractCegarLoop]: Abstraction has 70 states and 75 transitions. [2018-04-12 16:49:43,373 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 16:49:43,373 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2018-04-12 16:49:43,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-04-12 16:49:43,373 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:49:43,373 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 16:49:43,373 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 16:49:43,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1743226995, now seen corresponding path program 3 times [2018-04-12 16:49:43,374 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:49:43,374 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:49:43,375 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:43,375 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:49:43,375 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:49:43,389 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:49:43,441 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 16:49:43,441 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:49:43,441 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 16:49:43,449 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 16:49:43,479 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-12 16:49:43,480 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:49:43,482 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:49:43,509 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 16:49:43,526 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:49:43,526 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-04-12 16:49:43,526 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-12 16:49:43,526 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-12 16:49:43,527 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2018-04-12 16:49:43,527 INFO L87 Difference]: Start difference. First operand 70 states and 75 transitions. Second operand 12 states. [2018-04-12 16:49:43,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:49:43,552 INFO L93 Difference]: Finished difference Result 73 states and 78 transitions. [2018-04-12 16:49:43,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 16:49:43,553 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 35 [2018-04-12 16:49:43,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:49:43,553 INFO L225 Difference]: With dead ends: 73 [2018-04-12 16:49:43,553 INFO L226 Difference]: Without dead ends: 71 [2018-04-12 16:49:43,554 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 16:49:43,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-04-12 16:49:43,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2018-04-12 16:49:43,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-04-12 16:49:43,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 76 transitions. [2018-04-12 16:49:43,558 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 76 transitions. Word has length 35 [2018-04-12 16:49:43,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:49:43,558 INFO L459 AbstractCegarLoop]: Abstraction has 71 states and 76 transitions. [2018-04-12 16:49:43,558 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-12 16:49:43,558 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 76 transitions. [2018-04-12 16:49:43,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-12 16:49:43,559 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:49:43,559 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 16:49:43,559 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 16:49:43,560 INFO L82 PathProgramCache]: Analyzing trace with hash -357984438, now seen corresponding path program 4 times [2018-04-12 16:49:43,560 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:49:43,560 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:49:43,560 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:43,561 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:49:43,561 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:49:43,576 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:49:43,624 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 16:49:43,625 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:49:43,625 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 16:49:43,633 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 16:49:43,654 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 16:49:43,654 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:49:43,656 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:49:43,717 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 16:49:43,735 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:49:43,735 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2018-04-12 16:49:43,736 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-12 16:49:43,736 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-12 16:49:43,736 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2018-04-12 16:49:43,736 INFO L87 Difference]: Start difference. First operand 71 states and 76 transitions. Second operand 14 states. [2018-04-12 16:49:43,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:49:43,761 INFO L93 Difference]: Finished difference Result 74 states and 79 transitions. [2018-04-12 16:49:43,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-12 16:49:43,762 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 36 [2018-04-12 16:49:43,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:49:43,762 INFO L225 Difference]: With dead ends: 74 [2018-04-12 16:49:43,762 INFO L226 Difference]: Without dead ends: 72 [2018-04-12 16:49:43,763 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=148, Unknown=0, NotChecked=0, Total=240 [2018-04-12 16:49:43,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2018-04-12 16:49:43,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2018-04-12 16:49:43,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2018-04-12 16:49:43,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 77 transitions. [2018-04-12 16:49:43,766 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 77 transitions. Word has length 36 [2018-04-12 16:49:43,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:49:43,766 INFO L459 AbstractCegarLoop]: Abstraction has 72 states and 77 transitions. [2018-04-12 16:49:43,766 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-12 16:49:43,766 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2018-04-12 16:49:43,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-12 16:49:43,767 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:49:43,767 INFO L355 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:49:43,767 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 16:49:43,768 INFO L82 PathProgramCache]: Analyzing trace with hash -365138131, now seen corresponding path program 5 times [2018-04-12 16:49:43,768 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:49:43,768 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:49:43,768 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:43,769 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:49:43,769 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:49:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:49:43,796 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:49:44,209 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:49:44,209 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:49:44,209 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 16:49:44,218 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-12 16:49:44,250 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2018-04-12 16:49:44,251 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:49:44,262 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:49:44,290 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 16:49:44,292 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 16:49:44,292 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,294 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,297 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,297 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-04-12 16:49:44,311 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 16:49:44,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,314 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 16:49:44,314 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,317 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,320 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,320 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2018-04-12 16:49:44,340 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 16:49:44,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,345 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,346 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 16:49:44,347 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,354 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,357 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,358 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:29 [2018-04-12 16:49:44,376 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 16:49:44,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,385 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,385 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 16:49:44,386 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,401 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,406 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,406 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:42, output treesize:38 [2018-04-12 16:49:44,429 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 16:49:44,431 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,441 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 16:49:44,442 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,468 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,474 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,474 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:47 [2018-04-12 16:49:44,496 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 16:49:44,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:44,512 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 16:49:44,512 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,513 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,515 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:44,516 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:50, output treesize:7 [2018-04-12 16:49:46,411 WARN L151 SmtUtils]: Spent 1594ms on a formula simplification. DAG size of input: 173 DAG size of output 88 [2018-04-12 16:49:46,420 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 105 treesize of output 102 [2018-04-12 16:49:46,423 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 62 treesize of output 65 [2018-04-12 16:49:46,426 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,427 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,428 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 65 treesize of output 92 [2018-04-12 16:49:46,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,440 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 82 treesize of output 144 [2018-04-12 16:49:46,443 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,445 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,446 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,448 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 221 [2018-04-12 16:49:46,457 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,457 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,458 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,460 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,461 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,461 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,462 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 161 treesize of output 336 [2018-04-12 16:49:46,463 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:46,494 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:46,502 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:46,509 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:46,515 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:46,528 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:46,534 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,535 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,537 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,539 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,543 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 462 treesize of output 1132 [2018-04-12 16:49:46,820 WARN L151 SmtUtils]: Spent 264ms on a formula simplification. DAG size of input: 90 DAG size of output 78 [2018-04-12 16:49:46,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,840 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:46,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,844 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,844 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:46,846 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,850 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,850 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:46,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,859 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:46,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 20 disjoint index pairs (out of 28 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 513 treesize of output 569 [2018-04-12 16:49:46,861 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:46,954 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 224 treesize of output 191 [2018-04-12 16:49:47,023 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-12 16:49:47,024 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,027 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:47,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,033 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,035 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,042 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,043 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,044 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 269 [2018-04-12 16:49:47,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,055 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:47,056 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 175 treesize of output 258 [2018-04-12 16:49:47,061 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,062 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,063 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,070 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,070 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:47,070 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:47,071 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 168 treesize of output 279 [2018-04-12 16:49:47,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,079 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,081 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,082 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,082 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,083 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,085 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,086 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,087 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:47,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 18 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 380 [2018-04-12 16:49:47,089 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,118 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,138 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,161 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,173 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,189 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 130 treesize of output 115 [2018-04-12 16:49:47,212 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:47,212 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,213 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 115 [2018-04-12 16:49:47,213 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,215 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-12 16:49:47,216 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,225 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,239 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 94 treesize of output 83 [2018-04-12 16:49:47,253 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-12 16:49:47,253 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,256 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:47,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 81 [2018-04-12 16:49:47,257 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,264 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,273 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 463 treesize of output 268 [2018-04-12 16:49:47,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,344 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:47,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,351 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,375 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,381 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:47,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,396 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,401 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:47,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 261 treesize of output 328 [2018-04-12 16:49:47,452 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 8 xjuncts. [2018-04-12 16:49:47,827 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 227 treesize of output 222 [2018-04-12 16:49:47,827 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,832 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 227 treesize of output 222 [2018-04-12 16:49:47,833 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,837 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 227 treesize of output 222 [2018-04-12 16:49:47,838 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:47,841 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 228 treesize of output 223 [2018-04-12 16:49:47,841 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:48,039 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 248 treesize of output 244 [2018-04-12 16:49:48,040 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:48,046 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 247 treesize of output 243 [2018-04-12 16:49:48,047 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:48,051 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 247 treesize of output 243 [2018-04-12 16:49:48,052 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:48,058 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 247 treesize of output 243 [2018-04-12 16:49:48,059 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:48,232 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 241 treesize of output 197 [2018-04-12 16:49:48,312 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,314 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,320 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,332 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,334 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,334 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:48,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,341 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,345 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,347 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 24 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 154 treesize of output 304 [2018-04-12 16:49:48,540 WARN L151 SmtUtils]: Spent 178ms on a formula simplification. DAG size of input: 132 DAG size of output 77 [2018-04-12 16:49:48,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,548 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,551 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,555 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,556 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,558 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,565 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,567 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,569 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,573 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,579 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:48,580 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,588 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 111 treesize of output 369 [2018-04-12 16:49:48,744 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 139 DAG size of output 81 [2018-04-12 16:49:48,748 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,748 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,750 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:48,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,754 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,754 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,755 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,755 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,759 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,759 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 305 [2018-04-12 16:49:48,765 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,766 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,766 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,767 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,767 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,768 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,768 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,769 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,769 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,772 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,772 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,773 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:48,774 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,775 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,775 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 399 [2018-04-12 16:49:48,778 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:48,829 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:48,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,867 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,869 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,873 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,882 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,885 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,886 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,893 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,894 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,896 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,897 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,898 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,900 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,901 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:48,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,911 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 35 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 431 [2018-04-12 16:49:48,926 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,930 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:48,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,933 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,935 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,936 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,936 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:48,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 37 disjoint index pairs (out of 28 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 421 treesize of output 471 [2018-04-12 16:49:48,940 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:49,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,136 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,137 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,138 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,141 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,144 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,145 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,150 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,151 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,153 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,155 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,160 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,161 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,162 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,163 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,163 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,164 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,167 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,168 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,168 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,169 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,171 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,171 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,173 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 43 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 483 [2018-04-12 16:49:49,184 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 2 xjuncts. [2018-04-12 16:49:49,414 INFO L267 ElimStorePlain]: Start of recursive call 37: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 16:49:49,477 INFO L267 ElimStorePlain]: Start of recursive call 34: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 16:49:49,579 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,580 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,582 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,583 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:49,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,588 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,592 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:49,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,596 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 19 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 281 [2018-04-12 16:49:49,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,664 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,664 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,666 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,666 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,667 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,667 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,668 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,668 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,669 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,669 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:49,669 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,671 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,671 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,672 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,672 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,673 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,674 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,674 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 24 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 342 [2018-04-12 16:49:49,678 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,679 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,683 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:49,683 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:49,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 25 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 370 [2018-04-12 16:49:49,685 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:49,725 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:49,736 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:49,799 INFO L267 ElimStorePlain]: Start of recursive call 33: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-12 16:49:49,870 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-12 16:49:49,875 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 240 treesize of output 198 [2018-04-12 16:49:50,078 WARN L151 SmtUtils]: Spent 201ms on a formula simplification. DAG size of input: 59 DAG size of output 47 [2018-04-12 16:49:50,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,091 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,103 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,106 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,111 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,113 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,117 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:50,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,124 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,127 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,132 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,137 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 286 [2018-04-12 16:49:50,222 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,227 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,229 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,230 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,232 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,233 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,235 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,237 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,239 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,241 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,244 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,250 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,251 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,254 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,256 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:50,258 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,261 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,264 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,265 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,266 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,268 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,271 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 0 case distinctions, treesize of input 103 treesize of output 372 [2018-04-12 16:49:50,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,345 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,347 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,347 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,356 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:50,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,359 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,360 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,362 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,364 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,365 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,365 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,366 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,367 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,368 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,370 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,371 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,372 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,374 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,374 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,375 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 33 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 418 [2018-04-12 16:49:50,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,385 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,385 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,391 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 154 treesize of output 535 [2018-04-12 16:49:50,392 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:50,457 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:50,468 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:50,480 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:50,494 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:50,498 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 240 treesize of output 198 [2018-04-12 16:49:50,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,602 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,609 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,614 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,616 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,622 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:50,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,627 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,629 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,629 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:50,632 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,634 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,636 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,638 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,640 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 305 [2018-04-12 16:49:50,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,707 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,711 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,713 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,716 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:50,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,719 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,722 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,723 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,724 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 18 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 290 [2018-04-12 16:49:50,780 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,785 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:50,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 24 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 336 [2018-04-12 16:49:50,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 31 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 410 [2018-04-12 16:49:50,800 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:50,841 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:50,849 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:50,858 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:50,869 INFO L267 ElimStorePlain]: Start of recursive call 48: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:50,872 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 240 treesize of output 198 [2018-04-12 16:49:50,937 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-12 16:49:50,938 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:50,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,944 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,945 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,947 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,950 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,951 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:50,952 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,956 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,959 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,960 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:50,962 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,963 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,967 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,969 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:50,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 293 [2018-04-12 16:49:51,042 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,043 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,044 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,044 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,045 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,047 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,048 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,048 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,049 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,050 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:51,051 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,053 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:51,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 98 treesize of output 265 [2018-04-12 16:49:51,105 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,106 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,108 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,108 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,111 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,111 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,112 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,113 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,114 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,114 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,116 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,116 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:51,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 259 [2018-04-12 16:49:51,127 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,128 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,128 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,132 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,132 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,134 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:51,135 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 22 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 308 [2018-04-12 16:49:51,136 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:51,176 INFO L267 ElimStorePlain]: Start of recursive call 57: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:51,184 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:51,193 INFO L267 ElimStorePlain]: Start of recursive call 55: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:51,203 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:51,335 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, 3 dim-2 vars, End of recursive call: and 8 xjuncts. [2018-04-12 16:49:51,520 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 9 xjuncts. [2018-04-12 16:49:51,539 INFO L202 ElimStorePlain]: Needed 58 recursive calls to eliminate 3 variables, input treesize:494, output treesize:909 [2018-04-12 16:49:57,122 WARN L148 SmtUtils]: Spent 207ms on a formula simplification that was a NOOP. DAG size: 271 [2018-04-12 16:49:57,822 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 112 treesize of output 88 [2018-04-12 16:49:57,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,837 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,837 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:57,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,841 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,841 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:57,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 159 [2018-04-12 16:49:57,844 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:57,858 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:58,040 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 125 treesize of output 97 [2018-04-12 16:49:58,042 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,043 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,043 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,043 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,044 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,044 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,045 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,045 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,047 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,047 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:58,047 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,048 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,048 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,049 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,049 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,051 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,051 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 277 [2018-04-12 16:49:58,059 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:58,088 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:58,223 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 129 treesize of output 105 [2018-04-12 16:49:58,235 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,238 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,239 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,240 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,240 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,240 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:58,241 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,241 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,244 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,244 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,245 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,250 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 287 [2018-04-12 16:49:58,251 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:58,314 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,314 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,315 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,315 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,315 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:58,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,318 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 0 case distinctions, treesize of input 46 treesize of output 50 [2018-04-12 16:49:58,318 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:58,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,351 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,352 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,352 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,354 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,354 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:58,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,359 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,360 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,360 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:58,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,362 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,364 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,364 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,365 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,366 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,366 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,367 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,368 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,370 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:58,370 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,371 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,372 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,372 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,374 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:58,374 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,375 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,375 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,376 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,378 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,381 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:58,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,385 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,385 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:58,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,392 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 50 disjoint index pairs (out of 120 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 546 [2018-04-12 16:49:58,393 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:58,495 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 16:49:58,549 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 110 treesize of output 84 [2018-04-12 16:49:58,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,553 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,553 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,555 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,555 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,556 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:58,556 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,558 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,558 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,564 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,564 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,565 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 33 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 200 [2018-04-12 16:49:58,565 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:58,587 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:58,686 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 95 treesize of output 71 [2018-04-12 16:49:58,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,693 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:49:58,694 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,694 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,695 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:49:58,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 26 disjoint index pairs (out of 28 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 133 [2018-04-12 16:49:58,697 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 16:49:58,711 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:49:58,733 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 9 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-12 16:49:58,733 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 25 variables, input treesize:993, output treesize:55 [2018-04-12 16:49:58,782 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:49:58,799 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:49:58,800 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 31 [2018-04-12 16:49:58,800 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-12 16:49:58,800 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-12 16:49:58,800 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=811, Unknown=7, NotChecked=0, Total=930 [2018-04-12 16:49:58,800 INFO L87 Difference]: Start difference. First operand 72 states and 77 transitions. Second operand 31 states. [2018-04-12 16:50:04,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:50:04,871 INFO L93 Difference]: Finished difference Result 109 states and 117 transitions. [2018-04-12 16:50:04,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-12 16:50:04,871 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 37 [2018-04-12 16:50:04,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:50:04,871 INFO L225 Difference]: With dead ends: 109 [2018-04-12 16:50:04,872 INFO L226 Difference]: Without dead ends: 109 [2018-04-12 16:50:04,872 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 694 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=349, Invalid=2295, Unknown=8, NotChecked=0, Total=2652 [2018-04-12 16:50:04,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2018-04-12 16:50:04,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 67. [2018-04-12 16:50:04,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-04-12 16:50:04,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 71 transitions. [2018-04-12 16:50:04,874 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 71 transitions. Word has length 37 [2018-04-12 16:50:04,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:50:04,875 INFO L459 AbstractCegarLoop]: Abstraction has 67 states and 71 transitions. [2018-04-12 16:50:04,875 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-12 16:50:04,875 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2018-04-12 16:50:04,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-04-12 16:50:04,875 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:50:04,875 INFO L355 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:50:04,875 INFO L408 AbstractCegarLoop]: === Iteration 11 === [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 16:50:04,875 INFO L82 PathProgramCache]: Analyzing trace with hash -877857895, now seen corresponding path program 1 times [2018-04-12 16:50:04,875 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:50:04,875 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:50:04,876 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:50:04,876 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:50:04,876 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:50:04,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:50:04,895 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:50:05,287 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:50:05,287 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:50:05,287 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:50:05,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:50:05,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:50:05,318 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:50:05,320 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 16:50:05,320 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,323 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,323 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 16:50:05,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,337 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 16:50:05,337 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,339 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,339 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-12 16:50:05,364 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 16:50:05,365 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 16:50:05,365 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,366 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,369 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,369 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2018-04-12 16:50:05,385 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 16:50:05,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,387 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 16:50:05,387 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,390 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,394 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,394 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:30, output treesize:26 [2018-04-12 16:50:05,413 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 16:50:05,414 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,415 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,415 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,417 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,417 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 16:50:05,418 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,424 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,430 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,430 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:35 [2018-04-12 16:50:05,460 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 16:50:05,462 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,462 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,464 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,464 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,466 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,466 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,467 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,467 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 16:50:05,467 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,479 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,485 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,485 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:48, output treesize:44 [2018-04-12 16:50:05,508 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 16:50:05,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,512 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,512 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,513 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:05,514 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 16:50:05,514 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,515 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,517 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:05,517 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:43, output treesize:7 [2018-04-12 16:50:06,951 WARN L151 SmtUtils]: Spent 1102ms on a formula simplification. DAG size of input: 175 DAG size of output 56 [2018-04-12 16:50:06,963 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 96 treesize of output 97 [2018-04-12 16:50:06,966 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 56 treesize of output 59 [2018-04-12 16:50:06,970 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:06,973 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 59 treesize of output 67 [2018-04-12 16:50:06,976 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:06,977 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:06,978 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:06,981 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:06,983 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 61 treesize of output 97 [2018-04-12 16:50:06,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:06,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:06,988 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:06,989 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:06,990 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:06,992 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:06,995 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:06,997 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 149 [2018-04-12 16:50:07,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:07,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:07,002 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:07,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:07,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:07,004 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:07,005 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:07,015 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:07,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:07,020 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:07,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 16 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 240 [2018-04-12 16:50:07,021 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:07,043 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:07,053 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:07,061 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:07,069 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:07,083 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:07,105 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 16:50:07,105 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:416, output treesize:127 [2018-04-12 16:50:09,483 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 117 treesize of output 91 [2018-04-12 16:50:09,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,499 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,499 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,499 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,502 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,512 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,522 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 4 case distinctions, treesize of input 59 treesize of output 215 [2018-04-12 16:50:09,525 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 16 xjuncts. [2018-04-12 16:50:09,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,688 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:50:09,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,693 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 60 treesize of output 103 [2018-04-12 16:50:09,693 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:09,694 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:50:09,695 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,695 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,698 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,698 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,699 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,699 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,700 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,700 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 60 treesize of output 95 [2018-04-12 16:50:09,700 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:09,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,704 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:50:09,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,706 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,706 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,707 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,707 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,709 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 60 treesize of output 103 [2018-04-12 16:50:09,709 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:09,711 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,713 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,713 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,716 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,716 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,718 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,718 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 61 treesize of output 81 [2018-04-12 16:50:09,719 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:09,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,722 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,723 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,723 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,724 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,724 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:50:09,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:09,729 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 60 treesize of output 103 [2018-04-12 16:50:09,729 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:09,792 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-12 16:50:09,828 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-12 16:50:09,828 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:136, output treesize:93 [2018-04-12 16:50:09,907 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:50:09,931 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:50:09,931 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 20] total 35 [2018-04-12 16:50:09,932 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-12 16:50:09,932 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-12 16:50:09,932 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=1056, Unknown=1, NotChecked=0, Total=1190 [2018-04-12 16:50:09,933 INFO L87 Difference]: Start difference. First operand 67 states and 71 transitions. Second operand 35 states. [2018-04-12 16:50:11,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:50:11,801 INFO L93 Difference]: Finished difference Result 144 states and 158 transitions. [2018-04-12 16:50:11,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-12 16:50:11,801 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 39 [2018-04-12 16:50:11,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:50:11,803 INFO L225 Difference]: With dead ends: 144 [2018-04-12 16:50:11,803 INFO L226 Difference]: Without dead ends: 144 [2018-04-12 16:50:11,804 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 29 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 891 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=523, Invalid=3382, Unknown=1, NotChecked=0, Total=3906 [2018-04-12 16:50:11,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-04-12 16:50:11,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 80. [2018-04-12 16:50:11,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-04-12 16:50:11,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 90 transitions. [2018-04-12 16:50:11,812 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 90 transitions. Word has length 39 [2018-04-12 16:50:11,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:50:11,812 INFO L459 AbstractCegarLoop]: Abstraction has 80 states and 90 transitions. [2018-04-12 16:50:11,812 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-12 16:50:11,812 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2018-04-12 16:50:11,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-04-12 16:50:11,813 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:50:11,813 INFO L355 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:50:11,813 INFO L408 AbstractCegarLoop]: === Iteration 12 === [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 16:50:11,813 INFO L82 PathProgramCache]: Analyzing trace with hash 319688389, now seen corresponding path program 1 times [2018-04-12 16:50:11,813 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:50:11,813 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:50:11,813 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:50:11,813 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:50:11,813 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:50:11,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:50:11,826 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:50:12,237 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:50:12,237 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:50:12,237 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:50:12,242 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:50:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:50:12,260 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:50:12,265 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 16:50:12,265 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,268 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,268 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 16:50:12,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,281 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 16:50:12,282 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,284 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,284 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-12 16:50:12,307 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 16:50:12,308 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 16:50:12,308 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,309 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,312 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,312 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2018-04-12 16:50:12,327 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 16:50:12,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,329 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 16:50:12,329 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,333 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,337 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,337 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:30, output treesize:26 [2018-04-12 16:50:12,356 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 16:50:12,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,359 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,359 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,360 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,360 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,361 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 16:50:12,361 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,369 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,374 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,374 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:35 [2018-04-12 16:50:12,394 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 28 treesize of output 22 [2018-04-12 16:50:12,396 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,396 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,397 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,397 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:12,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 25 [2018-04-12 16:50:12,399 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,399 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,401 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:12,401 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:34, output treesize:7 [2018-04-12 16:50:13,081 WARN L151 SmtUtils]: Spent 347ms on a formula simplification. DAG size of input: 172 DAG size of output 53 [2018-04-12 16:50:13,090 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 87 treesize of output 88 [2018-04-12 16:50:13,096 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 56 treesize of output 59 [2018-04-12 16:50:13,100 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,102 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 59 treesize of output 67 [2018-04-12 16:50:13,106 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,114 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 83 [2018-04-12 16:50:13,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,120 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,121 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 121 [2018-04-12 16:50:13,134 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,136 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,137 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,138 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,138 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 79 treesize of output 192 [2018-04-12 16:50:13,150 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:13,172 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:13,184 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:13,192 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:13,200 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:13,213 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:13,234 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 16:50:13,235 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:407, output treesize:118 [2018-04-12 16:50:13,330 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 108 treesize of output 84 [2018-04-12 16:50:13,335 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,352 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,354 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,360 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 171 [2018-04-12 16:50:13,378 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 8 xjuncts. [2018-04-12 16:50:13,479 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,480 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,480 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,481 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,481 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,482 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 49 [2018-04-12 16:50:13,483 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:13,484 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,484 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:50:13,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,488 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 59 [2018-04-12 16:50:13,488 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:13,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,492 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:50:13,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,493 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,493 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 67 [2018-04-12 16:50:13,494 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:13,496 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:50:13,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,497 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,497 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,499 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:13,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 59 [2018-04-12 16:50:13,499 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:13,526 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 16:50:13,547 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 16:50:13,547 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:127, output treesize:56 [2018-04-12 16:50:13,620 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:50:13,637 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:50:13,638 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 19] total 34 [2018-04-12 16:50:13,638 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-12 16:50:13,638 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-12 16:50:13,638 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=1017, Unknown=0, NotChecked=0, Total=1122 [2018-04-12 16:50:13,639 INFO L87 Difference]: Start difference. First operand 80 states and 90 transitions. Second operand 34 states. [2018-04-12 16:50:15,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:50:15,246 INFO L93 Difference]: Finished difference Result 106 states and 116 transitions. [2018-04-12 16:50:15,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-12 16:50:15,247 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 41 [2018-04-12 16:50:15,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:50:15,247 INFO L225 Difference]: With dead ends: 106 [2018-04-12 16:50:15,247 INFO L226 Difference]: Without dead ends: 106 [2018-04-12 16:50:15,248 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 30 SyntacticMatches, 4 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 659 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=382, Invalid=2588, Unknown=0, NotChecked=0, Total=2970 [2018-04-12 16:50:15,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-04-12 16:50:15,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 75. [2018-04-12 16:50:15,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-04-12 16:50:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 84 transitions. [2018-04-12 16:50:15,250 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 84 transitions. Word has length 41 [2018-04-12 16:50:15,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:50:15,250 INFO L459 AbstractCegarLoop]: Abstraction has 75 states and 84 transitions. [2018-04-12 16:50:15,250 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-12 16:50:15,250 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 84 transitions. [2018-04-12 16:50:15,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-12 16:50:15,250 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:50:15,251 INFO L355 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:50:15,251 INFO L408 AbstractCegarLoop]: === Iteration 13 === [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 16:50:15,251 INFO L82 PathProgramCache]: Analyzing trace with hash 110432433, now seen corresponding path program 1 times [2018-04-12 16:50:15,251 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:50:15,251 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:50:15,251 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:50:15,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:50:15,251 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:50:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:50:15,275 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:50:15,522 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-12 16:50:15,523 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:50:15,523 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:50:15,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:50:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:50:15,546 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:50:15,548 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 16:50:15,548 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:15,550 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:15,550 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 16:50:15,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:15,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:15,563 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 16:50:15,563 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:15,565 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:15,565 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-12 16:50:15,588 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 16:50:15,589 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 16:50:15,589 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:15,590 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:15,593 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:15,593 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2018-04-12 16:50:15,609 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 16:50:15,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:15,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:15,612 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 16:50:15,612 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:15,617 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:15,621 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:15,621 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:30, output treesize:26 [2018-04-12 16:50:15,638 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 19 treesize of output 15 [2018-04-12 16:50:15,639 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:15,640 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:15,640 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 15 treesize of output 8 [2018-04-12 16:50:15,640 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:15,641 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:15,643 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:15,643 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:25, output treesize:7 [2018-04-12 16:50:16,508 WARN L151 SmtUtils]: Spent 574ms on a formula simplification. DAG size of input: 171 DAG size of output 52 [2018-04-12 16:50:16,518 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 78 treesize of output 79 [2018-04-12 16:50:16,522 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 56 treesize of output 59 [2018-04-12 16:50:16,525 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,527 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 59 treesize of output 67 [2018-04-12 16:50:16,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,537 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 83 [2018-04-12 16:50:16,540 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,542 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,543 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,544 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 107 [2018-04-12 16:50:16,556 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,558 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 144 [2018-04-12 16:50:16,575 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:16,592 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:16,609 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:16,617 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:16,625 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:16,636 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:16,666 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-12 16:50:16,666 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:401, output treesize:112 [2018-04-12 16:50:16,730 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 99 treesize of output 77 [2018-04-12 16:50:16,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,735 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,735 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,736 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,737 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,739 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:50:16,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,741 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,741 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,742 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,743 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 149 [2018-04-12 16:50:16,763 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 16:50:16,816 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,818 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:16,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 33 [2018-04-12 16:50:16,823 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2018-04-12 16:50:16,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 21 [2018-04-12 16:50:16,829 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 16:50:16,846 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 16:50:16,863 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-12 16:50:16,864 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:121, output treesize:25 [2018-04-12 16:50:16,917 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:50:16,934 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:50:16,935 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 18] total 32 [2018-04-12 16:50:16,935 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-12 16:50:16,935 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-12 16:50:16,936 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=868, Unknown=6, NotChecked=0, Total=992 [2018-04-12 16:50:16,936 INFO L87 Difference]: Start difference. First operand 75 states and 84 transitions. Second operand 32 states. [2018-04-12 16:50:18,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:50:18,292 INFO L93 Difference]: Finished difference Result 96 states and 104 transitions. [2018-04-12 16:50:18,292 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-12 16:50:18,292 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 43 [2018-04-12 16:50:18,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:50:18,292 INFO L225 Difference]: With dead ends: 96 [2018-04-12 16:50:18,292 INFO L226 Difference]: Without dead ends: 96 [2018-04-12 16:50:18,293 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 33 SyntacticMatches, 4 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 588 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=384, Invalid=2260, Unknown=8, NotChecked=0, Total=2652 [2018-04-12 16:50:18,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-04-12 16:50:18,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 70. [2018-04-12 16:50:18,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-04-12 16:50:18,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 78 transitions. [2018-04-12 16:50:18,294 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 78 transitions. Word has length 43 [2018-04-12 16:50:18,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:50:18,294 INFO L459 AbstractCegarLoop]: Abstraction has 70 states and 78 transitions. [2018-04-12 16:50:18,294 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-12 16:50:18,294 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2018-04-12 16:50:18,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-12 16:50:18,295 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:50:18,295 INFO L355 BasicCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:50:18,295 INFO L408 AbstractCegarLoop]: === Iteration 14 === [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 16:50:18,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1170354809, now seen corresponding path program 2 times [2018-04-12 16:50:18,295 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:50:18,295 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:50:18,296 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:50:18,296 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:50:18,296 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:50:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:50:18,307 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:50:18,400 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 55 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:50:18,400 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:50:18,400 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:50:18,405 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 16:50:18,421 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 16:50:18,422 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:50:18,423 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:50:18,473 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 15 proven. 36 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-04-12 16:50:18,493 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:50:18,493 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 9] total 21 [2018-04-12 16:50:18,493 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-12 16:50:18,493 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-12 16:50:18,493 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=284, Unknown=0, NotChecked=0, Total=420 [2018-04-12 16:50:18,494 INFO L87 Difference]: Start difference. First operand 70 states and 78 transitions. Second operand 21 states. [2018-04-12 16:50:18,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:50:18,515 INFO L93 Difference]: Finished difference Result 62 states and 67 transitions. [2018-04-12 16:50:18,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 16:50:18,515 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 45 [2018-04-12 16:50:18,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:50:18,515 INFO L225 Difference]: With dead ends: 62 [2018-04-12 16:50:18,515 INFO L226 Difference]: Without dead ends: 52 [2018-04-12 16:50:18,516 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=156, Invalid=306, Unknown=0, NotChecked=0, Total=462 [2018-04-12 16:50:18,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-12 16:50:18,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2018-04-12 16:50:18,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-12 16:50:18,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 52 transitions. [2018-04-12 16:50:18,517 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 52 transitions. Word has length 45 [2018-04-12 16:50:18,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:50:18,517 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 52 transitions. [2018-04-12 16:50:18,517 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-12 16:50:18,518 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2018-04-12 16:50:18,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-12 16:50:18,518 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:50:18,518 INFO L355 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:50:18,518 INFO L408 AbstractCegarLoop]: === Iteration 15 === [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 16:50:18,518 INFO L82 PathProgramCache]: Analyzing trace with hash 885632993, now seen corresponding path program 1 times [2018-04-12 16:50:18,518 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:50:18,518 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:50:18,519 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:50:18,519 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:50:18,519 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:50:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:50:18,529 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:50:18,575 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-04-12 16:50:18,575 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:50:18,575 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 16:50:18,576 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 16:50:18,576 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 16:50:18,576 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 16:50:18,576 INFO L87 Difference]: Start difference. First operand 52 states and 52 transitions. Second operand 5 states. [2018-04-12 16:50:18,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:50:18,623 INFO L93 Difference]: Finished difference Result 52 states and 52 transitions. [2018-04-12 16:50:18,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 16:50:18,623 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 45 [2018-04-12 16:50:18,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:50:18,624 INFO L225 Difference]: With dead ends: 52 [2018-04-12 16:50:18,624 INFO L226 Difference]: Without dead ends: 47 [2018-04-12 16:50:18,624 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-12 16:50:18,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-04-12 16:50:18,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2018-04-12 16:50:18,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-04-12 16:50:18,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 46 transitions. [2018-04-12 16:50:18,625 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 46 transitions. Word has length 45 [2018-04-12 16:50:18,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:50:18,625 INFO L459 AbstractCegarLoop]: Abstraction has 47 states and 46 transitions. [2018-04-12 16:50:18,625 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 16:50:18,625 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 46 transitions. [2018-04-12 16:50:18,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-12 16:50:18,627 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:50:18,627 INFO L355 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:50:18,627 INFO L408 AbstractCegarLoop]: === Iteration 16 === [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 16:50:18,627 INFO L82 PathProgramCache]: Analyzing trace with hash 1476780718, now seen corresponding path program 1 times [2018-04-12 16:50:18,627 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:50:18,627 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:50:18,628 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:50:18,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:50:18,628 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:50:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:50:18,648 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:50:18,882 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-12 16:50:18,882 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:50:18,882 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:50:18,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:50:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:50:18,918 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:50:18,925 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 16:50:18,925 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:18,929 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:18,929 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 16:50:18,947 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:18,948 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:18,948 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 16:50:18,948 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:18,951 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:18,951 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-12 16:50:18,974 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 16:50:18,976 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 16:50:18,976 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:18,977 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:18,980 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:18,980 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2018-04-12 16:50:18,995 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 9 treesize of output 7 [2018-04-12 16:50:18,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-12 16:50:18,996 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:18,997 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:18,999 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:18,999 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:16, output treesize:7 [2018-04-12 16:50:19,595 WARN L151 SmtUtils]: Spent 212ms on a formula simplification. DAG size of input: 166 DAG size of output 47 [2018-04-12 16:50:19,604 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 69 treesize of output 70 [2018-04-12 16:50:19,607 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 56 treesize of output 59 [2018-04-12 16:50:19,610 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,613 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 59 treesize of output 67 [2018-04-12 16:50:19,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,624 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 83 [2018-04-12 16:50:19,628 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,628 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,629 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,630 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,631 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,632 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 107 [2018-04-12 16:50:19,643 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,643 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,644 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,645 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,648 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,649 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,650 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 144 [2018-04-12 16:50:19,661 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:19,677 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:19,687 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:19,694 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:19,701 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:19,710 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:50:19,725 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 16:50:19,725 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:389, output treesize:100 [2018-04-12 16:50:19,782 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 90 treesize of output 70 [2018-04-12 16:50:19,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,789 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,790 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:50:19,809 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 1 case distinctions, treesize of input 59 treesize of output 119 [2018-04-12 16:50:19,809 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 16:50:19,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2018-04-12 16:50:19,853 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:19,854 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:50:19,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-12 16:50:19,855 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 16:50:19,858 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 16:50:19,867 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 16:50:19,868 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:109, output treesize:15 [2018-04-12 16:50:19,920 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:50:19,949 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:50:19,950 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 17] total 29 [2018-04-12 16:50:19,950 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-12 16:50:19,950 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-12 16:50:19,950 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=722, Unknown=0, NotChecked=0, Total=812 [2018-04-12 16:50:19,950 INFO L87 Difference]: Start difference. First operand 47 states and 46 transitions. Second operand 29 states. [2018-04-12 16:50:21,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:50:21,332 INFO L93 Difference]: Finished difference Result 41 states and 40 transitions. [2018-04-12 16:50:21,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-12 16:50:21,332 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 46 [2018-04-12 16:50:21,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:50:21,332 INFO L225 Difference]: With dead ends: 41 [2018-04-12 16:50:21,332 INFO L226 Difference]: Without dead ends: 0 [2018-04-12 16:50:21,333 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 37 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 380 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=251, Invalid=1641, Unknown=0, NotChecked=0, Total=1892 [2018-04-12 16:50:21,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-12 16:50:21,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-12 16:50:21,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-12 16:50:21,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-12 16:50:21,333 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2018-04-12 16:50:21,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:50:21,333 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-12 16:50:21,333 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-12 16:50:21,334 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-12 16:50:21,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-12 16:50:21,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 04:50:21 BoogieIcfgContainer [2018-04-12 16:50:21,336 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 16:50:21,337 INFO L168 Benchmark]: Toolchain (without parser) took 39715.72 ms. Allocated memory was 402.7 MB in the beginning and 838.9 MB in the end (delta: 436.2 MB). Free memory was 345.0 MB in the beginning and 423.5 MB in the end (delta: -78.5 MB). Peak memory consumption was 357.7 MB. Max. memory is 5.3 GB. [2018-04-12 16:50:21,337 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 402.7 MB. Free memory is still 363.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 16:50:21,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 175.24 ms. Allocated memory is still 402.7 MB. Free memory was 345.0 MB in the beginning and 334.4 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB. [2018-04-12 16:50:21,338 INFO L168 Benchmark]: Boogie Preprocessor took 32.40 ms. Allocated memory is still 402.7 MB. Free memory is still 334.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 16:50:21,338 INFO L168 Benchmark]: RCFGBuilder took 332.10 ms. Allocated memory was 402.7 MB in the beginning and 612.9 MB in the end (delta: 210.2 MB). Free memory was 334.4 MB in the beginning and 564.9 MB in the end (delta: -230.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 5.3 GB. [2018-04-12 16:50:21,338 INFO L168 Benchmark]: TraceAbstraction took 39173.59 ms. Allocated memory was 612.9 MB in the beginning and 838.9 MB in the end (delta: 226.0 MB). Free memory was 564.9 MB in the beginning and 423.5 MB in the end (delta: 141.4 MB). Peak memory consumption was 367.3 MB. Max. memory is 5.3 GB. [2018-04-12 16:50:21,339 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 402.7 MB. Free memory is still 363.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 175.24 ms. Allocated memory is still 402.7 MB. Free memory was 345.0 MB in the beginning and 334.4 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 32.40 ms. Allocated memory is still 402.7 MB. Free memory is still 334.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * RCFGBuilder took 332.10 ms. Allocated memory was 402.7 MB in the beginning and 612.9 MB in the end (delta: 210.2 MB). Free memory was 334.4 MB in the beginning and 564.9 MB in the end (delta: -230.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 39173.59 ms. Allocated memory was 612.9 MB in the beginning and 838.9 MB in the end (delta: 226.0 MB). Free memory was 564.9 MB in the beginning and 423.5 MB in the end (delta: 141.4 MB). Peak memory consumption was 367.3 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 28]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 31]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 42]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 39]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 36]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 41]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 35]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 38]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 26]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 33]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 44]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 27]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 32]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 27]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 31]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 29]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 35]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 38]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 39]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 41]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 26]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 30]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 22]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 44]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 29]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 31]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 36]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 42]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 30]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 31]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 45]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 28]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 33]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 32]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 45]: free always succeeds For all program executions holds that free always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 37 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 95 locations, 37 error locations. SAFE Result, 39.1s OverallTime, 16 OverallIterations, 11 TraceHistogramMax, 12.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 663 SDtfs, 2790 SDslu, 2227 SDs, 0 SdLazy, 3502 SolverSat, 799 SolverUnsat, 35 SolverUnknown, 0 SolverNotchecked, 7.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 683 GetRequests, 334 SyntacticMatches, 14 SemanticMatches, 335 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3412 ImplicationChecksByTransitivity, 17.0s 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, 16 MinimizatonAttempts, 227 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 25.2s InterpolantComputationTime, 925 NumberOfCodeBlocks, 924 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 899 ConstructedInterpolants, 36 QuantifiedInterpolants, 709784 SizeOfPredicates, 36 NumberOfNonLiveVariables, 1594 ConjunctsInSsa, 225 ConjunctsInUnsatCore, 26 InterpolantComputations, 6 PerfectInterpolantSequences, 115/337 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-bitfields-2_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_16-50-21-344.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-bitfields-2_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_16-50-21-344.csv Received shutdown request...