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-2.1_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 16:46:30,136 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 16:46:30,138 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 16:46:30,148 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 16:46:30,148 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 16:46:30,149 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 16:46:30,150 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 16:46:30,152 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 16:46:30,154 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 16:46:30,155 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 16:46:30,156 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 16:46:30,156 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 16:46:30,157 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 16:46:30,158 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 16:46:30,159 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 16:46:30,161 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 16:46:30,162 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 16:46:30,164 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 16:46:30,165 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 16:46:30,166 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 16:46:30,167 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-12 16:46:30,168 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-12 16:46:30,168 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-12 16:46:30,169 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-12 16:46:30,169 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-12 16:46:30,170 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-12 16:46:30,171 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-12 16:46:30,171 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-12 16:46:30,172 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-12 16:46:30,172 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-12 16:46:30,173 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-12 16:46:30,173 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-12 16:46:30,183 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 16:46:30,183 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 16:46:30,184 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 16:46:30,184 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 16:46:30,185 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 16:46:30,185 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 16:46:30,185 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 16:46:30,185 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 16:46:30,185 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 16:46:30,186 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 16:46:30,186 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 16:46:30,186 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 16:46:30,186 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 16:46:30,186 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 16:46:30,186 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 16:46:30,187 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 16:46:30,187 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 16:46:30,187 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 16:46:30,187 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 16:46:30,187 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 16:46:30,187 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 16:46:30,188 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-12 16:46:30,188 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-12 16:46:30,188 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 16:46:30,222 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 16:46:30,233 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 16:46:30,236 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 16:46:30,237 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 16:46:30,238 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 16:46:30,238 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety-bitfields/test-bitfields-2.1_true-valid-memsafety_true-termination.i [2018-04-12 16:46:30,613 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG4c02657d1 [2018-04-12 16:46:30,704 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 16:46:30,705 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 16:46:30,705 INFO L168 CDTParser]: Scanning test-bitfields-2.1_true-valid-memsafety_true-termination.i [2018-04-12 16:46:30,706 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 16:46:30,706 INFO L215 ultiparseSymbolTable]: [2018-04-12 16:46:30,706 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 16:46:30,706 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-bitfields-2.1_true-valid-memsafety_true-termination.i [2018-04-12 16:46:30,706 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 16:46:30,706 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_bitfields_____true_valid_memsafety_true_termination_i__size_t in test-bitfields-2.1_true-valid-memsafety_true-termination.i [2018-04-12 16:46:30,706 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_bitfields_____true_valid_memsafety_true_termination_i__d in test-bitfields-2.1_true-valid-memsafety_true-termination.i [2018-04-12 16:46:30,718 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG4c02657d1 [2018-04-12 16:46:30,722 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 16:46:30,723 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 16:46:30,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 16:46:30,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 16:46:30,729 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 16:46:30,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 04:46:30" (1/1) ... [2018-04-12 16:46:30,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dabe009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:30, skipping insertion in model container [2018-04-12 16:46:30,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 04:46:30" (1/1) ... [2018-04-12 16:46:30,748 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 16:46:30,759 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 16:46:30,866 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 16:46:30,889 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 16:46:30,894 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 12 non ball SCCs. Number of states in SCCs 12. [2018-04-12 16:46:30,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:30 WrapperNode [2018-04-12 16:46:30,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 16:46:30,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 16:46:30,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 16:46:30,904 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 16:46:30,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:30" (1/1) ... [2018-04-12 16:46:30,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:30" (1/1) ... [2018-04-12 16:46:30,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:30" (1/1) ... [2018-04-12 16:46:30,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:30" (1/1) ... [2018-04-12 16:46:30,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:30" (1/1) ... [2018-04-12 16:46:30,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:30" (1/1) ... [2018-04-12 16:46:30,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:30" (1/1) ... [2018-04-12 16:46:30,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 16:46:30,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 16:46:30,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 16:46:30,934 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 16:46:30,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:30" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 16:46:30,973 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 16:46:30,973 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 16:46:30,973 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 16:46:30,973 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-04-12 16:46:30,973 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-12 16:46:30,973 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 16:46:30,973 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 16:46:30,974 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 16:46:30,974 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 16:46:30,974 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-04-12 16:46:30,974 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 16:46:30,974 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 16:46:30,974 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 16:46:30,974 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 16:46:30,975 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 16:46:30,975 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 16:46:31,201 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-12 16:46:31,211 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 16:46:31,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 04:46:31 BoogieIcfgContainer [2018-04-12 16:46:31,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 16:46:31,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 16:46:31,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 16:46:31,214 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 16:46:31,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 04:46:30" (1/3) ... [2018-04-12 16:46:31,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ece2457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 04:46:31, skipping insertion in model container [2018-04-12 16:46:31,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:30" (2/3) ... [2018-04-12 16:46:31,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ece2457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 04:46:31, skipping insertion in model container [2018-04-12 16:46:31,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 04:46:31" (3/3) ... [2018-04-12 16:46:31,216 INFO L107 eAbstractionObserver]: Analyzing ICFG test-bitfields-2.1_true-valid-memsafety_true-termination.i [2018-04-12 16:46:31,222 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-12 16:46:31,228 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 33 error locations. [2018-04-12 16:46:31,252 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 16:46:31,252 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 16:46:31,252 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 16:46:31,252 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-12 16:46:31,252 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-12 16:46:31,253 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 16:46:31,253 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 16:46:31,253 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 16:46:31,253 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 16:46:31,253 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 16:46:31,265 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2018-04-12 16:46:31,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-12 16:46:31,272 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:31,272 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:31,273 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr32EnsuresViolationMEMORY_LEAK, mainErr7RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation]=== [2018-04-12 16:46:31,275 INFO L82 PathProgramCache]: Analyzing trace with hash -2093293613, now seen corresponding path program 1 times [2018-04-12 16:46:31,276 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:31,277 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:31,305 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:31,306 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:31,306 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:31,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:31,357 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:31,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:31,473 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:46:31,473 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 16:46:31,474 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 16:46:31,482 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 16:46:31,482 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 16:46:31,484 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 5 states. [2018-04-12 16:46:31,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:31,644 INFO L93 Difference]: Finished difference Result 106 states and 113 transitions. [2018-04-12 16:46:31,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 16:46:31,645 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2018-04-12 16:46:31,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:31,653 INFO L225 Difference]: With dead ends: 106 [2018-04-12 16:46:31,653 INFO L226 Difference]: Without dead ends: 103 [2018-04-12 16:46:31,654 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-04-12 16:46:31,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-04-12 16:46:31,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 71. [2018-04-12 16:46:31,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-04-12 16:46:31,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 75 transitions. [2018-04-12 16:46:31,683 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 75 transitions. Word has length 15 [2018-04-12 16:46:31,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:31,683 INFO L459 AbstractCegarLoop]: Abstraction has 71 states and 75 transitions. [2018-04-12 16:46:31,683 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 16:46:31,683 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2018-04-12 16:46:31,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 16:46:31,684 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:31,684 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:31,684 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr32EnsuresViolationMEMORY_LEAK, mainErr7RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation]=== [2018-04-12 16:46:31,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1599495017, now seen corresponding path program 1 times [2018-04-12 16:46:31,685 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:31,685 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:31,686 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:31,686 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:31,686 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:31,704 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:31,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:31,736 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:46:31,736 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 16:46:31,737 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 16:46:31,737 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 16:46:31,737 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:46:31,738 INFO L87 Difference]: Start difference. First operand 71 states and 75 transitions. Second operand 4 states. [2018-04-12 16:46:31,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:31,801 INFO L93 Difference]: Finished difference Result 51 states and 54 transitions. [2018-04-12 16:46:31,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 16:46:31,802 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-04-12 16:46:31,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:31,803 INFO L225 Difference]: With dead ends: 51 [2018-04-12 16:46:31,803 INFO L226 Difference]: Without dead ends: 51 [2018-04-12 16:46:31,803 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 16:46:31,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-04-12 16:46:31,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-04-12 16:46:31,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-12 16:46:31,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 54 transitions. [2018-04-12 16:46:31,807 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 54 transitions. Word has length 20 [2018-04-12 16:46:31,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:31,808 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 54 transitions. [2018-04-12 16:46:31,808 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 16:46:31,808 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2018-04-12 16:46:31,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-12 16:46:31,809 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:31,809 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:31,809 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr32EnsuresViolationMEMORY_LEAK, mainErr7RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation]=== [2018-04-12 16:46:31,809 INFO L82 PathProgramCache]: Analyzing trace with hash 1599495015, now seen corresponding path program 1 times [2018-04-12 16:46:31,809 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:31,809 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:31,810 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:31,810 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:31,810 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:31,822 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:31,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:31,856 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:46:31,856 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 16:46:31,856 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 16:46:31,856 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 16:46:31,857 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:46:31,857 INFO L87 Difference]: Start difference. First operand 51 states and 54 transitions. Second operand 4 states. [2018-04-12 16:46:31,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:31,931 INFO L93 Difference]: Finished difference Result 61 states and 64 transitions. [2018-04-12 16:46:31,931 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 16:46:31,932 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-04-12 16:46:31,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:31,932 INFO L225 Difference]: With dead ends: 61 [2018-04-12 16:46:31,933 INFO L226 Difference]: Without dead ends: 61 [2018-04-12 16:46:31,933 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 16:46:31,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-04-12 16:46:31,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 49. [2018-04-12 16:46:31,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-04-12 16:46:31,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 52 transitions. [2018-04-12 16:46:31,938 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 52 transitions. Word has length 20 [2018-04-12 16:46:31,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:31,938 INFO L459 AbstractCegarLoop]: Abstraction has 49 states and 52 transitions. [2018-04-12 16:46:31,938 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 16:46:31,938 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2018-04-12 16:46:31,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-12 16:46:31,939 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:31,939 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:31,939 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr32EnsuresViolationMEMORY_LEAK, mainErr7RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation]=== [2018-04-12 16:46:31,940 INFO L82 PathProgramCache]: Analyzing trace with hash -472719528, now seen corresponding path program 1 times [2018-04-12 16:46:31,940 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:31,940 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:31,941 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:31,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:31,941 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:31,960 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:31,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:31,987 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:46:31,987 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 16:46:31,987 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 16:46:31,987 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 16:46:31,987 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:46:31,987 INFO L87 Difference]: Start difference. First operand 49 states and 52 transitions. Second operand 4 states. [2018-04-12 16:46:31,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:31,994 INFO L93 Difference]: Finished difference Result 52 states and 55 transitions. [2018-04-12 16:46:31,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 16:46:31,994 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2018-04-12 16:46:31,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:31,994 INFO L225 Difference]: With dead ends: 52 [2018-04-12 16:46:31,995 INFO L226 Difference]: Without dead ends: 50 [2018-04-12 16:46:31,995 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:46:31,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-12 16:46:31,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-04-12 16:46:31,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-12 16:46:31,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 53 transitions. [2018-04-12 16:46:31,998 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 53 transitions. Word has length 32 [2018-04-12 16:46:31,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:31,999 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 53 transitions. [2018-04-12 16:46:31,999 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 16:46:31,999 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2018-04-12 16:46:31,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-12 16:46:32,000 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:32,000 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:32,000 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr32EnsuresViolationMEMORY_LEAK, mainErr7RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation]=== [2018-04-12 16:46:32,000 INFO L82 PathProgramCache]: Analyzing trace with hash 1743500461, now seen corresponding path program 1 times [2018-04-12 16:46:32,000 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:32,000 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:32,001 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,001 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:32,002 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:32,019 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:32,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:32,051 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:46:32,051 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 16:46:32,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:32,092 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:46:32,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:32,149 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:46:32,149 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2018-04-12 16:46:32,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 16:46:32,150 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 16:46:32,150 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-12 16:46:32,150 INFO L87 Difference]: Start difference. First operand 50 states and 53 transitions. Second operand 8 states. [2018-04-12 16:46:32,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:32,187 INFO L93 Difference]: Finished difference Result 53 states and 56 transitions. [2018-04-12 16:46:32,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 16:46:32,191 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 33 [2018-04-12 16:46:32,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:32,192 INFO L225 Difference]: With dead ends: 53 [2018-04-12 16:46:32,192 INFO L226 Difference]: Without dead ends: 51 [2018-04-12 16:46:32,192 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-04-12 16:46:32,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-04-12 16:46:32,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-04-12 16:46:32,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-12 16:46:32,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 54 transitions. [2018-04-12 16:46:32,198 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 54 transitions. Word has length 33 [2018-04-12 16:46:32,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:32,198 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 54 transitions. [2018-04-12 16:46:32,198 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 16:46:32,198 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2018-04-12 16:46:32,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-12 16:46:32,199 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:32,199 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:32,199 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr32EnsuresViolationMEMORY_LEAK, mainErr7RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation]=== [2018-04-12 16:46:32,199 INFO L82 PathProgramCache]: Analyzing trace with hash 1726843384, now seen corresponding path program 2 times [2018-04-12 16:46:32,199 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:32,200 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:32,200 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,200 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:32,200 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:32,225 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:32,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:32,281 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:46:32,282 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:46:32,290 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 16:46:32,323 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 16:46:32,323 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:46:32,326 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:46:32,348 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:32,366 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:46:32,366 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2018-04-12 16:46:32,366 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 16:46:32,366 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 16:46:32,367 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-04-12 16:46:32,367 INFO L87 Difference]: Start difference. First operand 51 states and 54 transitions. Second operand 10 states. [2018-04-12 16:46:32,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:32,395 INFO L93 Difference]: Finished difference Result 54 states and 57 transitions. [2018-04-12 16:46:32,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 16:46:32,396 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 34 [2018-04-12 16:46:32,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:32,396 INFO L225 Difference]: With dead ends: 54 [2018-04-12 16:46:32,396 INFO L226 Difference]: Without dead ends: 52 [2018-04-12 16:46:32,397 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2018-04-12 16:46:32,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-12 16:46:32,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2018-04-12 16:46:32,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-12 16:46:32,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 55 transitions. [2018-04-12 16:46:32,399 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 55 transitions. Word has length 34 [2018-04-12 16:46:32,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:32,400 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 55 transitions. [2018-04-12 16:46:32,400 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 16:46:32,400 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 55 transitions. [2018-04-12 16:46:32,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-04-12 16:46:32,401 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:32,401 INFO L355 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:32,401 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr32EnsuresViolationMEMORY_LEAK, mainErr7RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation]=== [2018-04-12 16:46:32,401 INFO L82 PathProgramCache]: Analyzing trace with hash 1210473997, now seen corresponding path program 3 times [2018-04-12 16:46:32,401 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:32,402 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:32,402 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,402 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:46:32,402 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:32,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:32,429 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:32,710 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:32,710 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 16:46:32,710 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 16:46:32,715 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 16:46:32,749 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-12 16:46:32,749 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 16:46:32,753 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 16:46:32,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-12 16:46:32,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 16:46:32,782 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:32,784 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:32,787 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:32,787 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-04-12 16:46:32,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-12 16:46:32,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,808 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 16:46:32,809 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:32,814 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:32,817 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:32,818 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2018-04-12 16:46:32,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2018-04-12 16:46:32,863 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,866 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,866 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,867 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 78 [2018-04-12 16:46:32,869 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:32,884 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:32,889 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:32,889 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:29 [2018-04-12 16:46:32,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2018-04-12 16:46:32,921 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,922 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,923 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,923 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,926 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 149 [2018-04-12 16:46:32,933 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:32,951 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:32,957 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:32,957 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:42, output treesize:38 [2018-04-12 16:46:32,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 37 [2018-04-12 16:46:32,983 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,983 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,984 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,985 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,985 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,988 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,988 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,989 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,990 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,991 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,992 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,993 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,994 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,994 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,995 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,996 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,996 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:32,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 20 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 244 [2018-04-12 16:46:32,998 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,026 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,031 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,032 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:51, output treesize:47 [2018-04-12 16:46:33,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 34 [2018-04-12 16:46:33,063 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,074 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,075 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,079 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,079 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,081 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,082 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,083 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,085 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 20 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 73 [2018-04-12 16:46:33,086 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,087 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,090 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,091 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:50, output treesize:7 [2018-04-12 16:46:33,529 WARN L151 SmtUtils]: Spent 171ms on a formula simplification. DAG size of input: 63 DAG size of output 57 [2018-04-12 16:46:33,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 81 [2018-04-12 16:46:33,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 74 treesize of output 101 [2018-04-12 16:46:33,591 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 8 xjuncts. [2018-04-12 16:46:33,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 58 [2018-04-12 16:46:33,755 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,759 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,760 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,760 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,761 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,768 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 3 case distinctions, treesize of input 51 treesize of output 107 [2018-04-12 16:46:33,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,789 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,790 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 27 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 166 [2018-04-12 16:46:33,805 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,828 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,834 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,835 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,835 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,837 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 50 treesize of output 98 [2018-04-12 16:46:33,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,841 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,841 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,844 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 47 treesize of output 146 [2018-04-12 16:46:33,845 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,868 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:33,892 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 16:46:33,895 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 77 treesize of output 60 [2018-04-12 16:46:33,921 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,922 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,923 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,926 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,931 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 145 [2018-04-12 16:46:33,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,950 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,950 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,951 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,952 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,959 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:33,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 33 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 217 [2018-04-12 16:46:33,962 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,000 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:34,008 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,011 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,012 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,014 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,015 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,016 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,018 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,041 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 6 case distinctions, treesize of input 56 treesize of output 140 [2018-04-12 16:46:34,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,062 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:34,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 29 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 14 case distinctions, treesize of input 134 treesize of output 204 [2018-04-12 16:46:34,120 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-04-12 16:46:34,216 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 160 xjuncts. [2018-04-12 16:46:35,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,207 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,208 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,209 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,209 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,210 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,210 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,211 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,219 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,220 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 25 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 11 case distinctions, treesize of input 50 treesize of output 185 [2018-04-12 16:46:35,245 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 16 xjuncts. [2018-04-12 16:46:35,496 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-04-12 16:46:35,604 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-04-12 16:46:35,606 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 73 treesize of output 58 [2018-04-12 16:46:35,634 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,634 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,636 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,636 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,638 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:35,643 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,643 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,645 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 123 [2018-04-12 16:46:35,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,664 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,664 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,666 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,667 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 26 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 167 [2018-04-12 16:46:35,677 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,709 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,711 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,713 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:35,713 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 110 [2018-04-12 16:46:35,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 20 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 147 [2018-04-12 16:46:35,731 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,758 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,772 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,774 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 73 treesize of output 58 [2018-04-12 16:46:35,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,797 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:35,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 110 [2018-04-12 16:46:35,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,804 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,804 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 20 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 155 [2018-04-12 16:46:35,806 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,825 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:35,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,829 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,834 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,835 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,837 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,837 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,838 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:35,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,844 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 123 [2018-04-12 16:46:35,854 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,855 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,858 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,859 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:35,875 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 4 case distinctions, treesize of input 64 treesize of output 159 [2018-04-12 16:46:35,876 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 2 xjuncts. [2018-04-12 16:46:35,953 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 16:46:35,978 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 16:46:36,135 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 15 xjuncts. [2018-04-12 16:46:36,139 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 77 treesize of output 74 [2018-04-12 16:46:36,141 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 33 [2018-04-12 16:46:36,151 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,152 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 51 [2018-04-12 16:46:36,154 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,155 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 70 [2018-04-12 16:46:36,157 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,163 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,167 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,176 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,179 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,180 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,181 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 167 [2018-04-12 16:46:36,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,206 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,231 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 2 new quantified variables, introduced 7 case distinctions, treesize of input 161 treesize of output 238 [2018-04-12 16:46:36,233 INFO L267 ElimStorePlain]: Start of recursive call 30: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 16:46:36,292 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 74 treesize of output 57 [2018-04-12 16:46:36,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,332 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,332 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,333 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,333 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,334 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,334 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,335 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,335 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:36,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,341 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,341 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 129 [2018-04-12 16:46:36,347 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,351 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,382 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 4 case distinctions, treesize of input 66 treesize of output 163 [2018-04-12 16:46:36,383 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 2 xjuncts. [2018-04-12 16:46:36,445 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 16:46:36,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,448 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,448 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:36,448 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,449 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,450 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,450 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 52 treesize of output 115 [2018-04-12 16:46:36,454 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,454 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,456 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:46:36,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 137 [2018-04-12 16:46:36,457 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,474 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,497 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 16:46:36,523 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-12 16:46:36,530 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 73 treesize of output 70 [2018-04-12 16:46:36,531 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 30 treesize of output 33 [2018-04-12 16:46:36,534 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,534 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,535 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 33 treesize of output 51 [2018-04-12 16:46:36,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,548 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:46:36,550 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 70 [2018-04-12 16:46:36,550 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,559 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,563 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,581 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:46:36,805 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 18 xjuncts. [2018-04-12 16:46:36,806 INFO L202 ElimStorePlain]: Needed 39 recursive calls to eliminate 3 variables, input treesize:117, output treesize:1134 [2018-04-12 16:47:01,413 WARN L151 SmtUtils]: Spent 24537ms on a formula simplification. DAG size of input: 139 DAG size of output 139 [2018-04-12 16:47:01,441 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 66 treesize of output 48 [2018-04-12 16:47:01,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,445 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:47:01,446 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,446 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,448 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,449 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 69 [2018-04-12 16:47:01,450 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 16:47:01,464 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:47:01,592 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 68 treesize of output 50 [2018-04-12 16:47:01,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,596 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,598 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,598 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,599 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,599 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,601 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,614 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 118 [2018-04-12 16:47:01,616 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 7 xjuncts. [2018-04-12 16:47:01,663 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:47:01,859 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 86 treesize of output 70 [2018-04-12 16:47:01,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,866 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,869 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:01,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 90 [2018-04-12 16:47:01,881 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 8 xjuncts. [2018-04-12 16:47:02,034 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,035 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2018-04-12 16:47:02,036 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 16:47:02,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,039 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,043 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,057 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 43 treesize of output 50 [2018-04-12 16:47:02,058 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 16:47:02,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,075 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,076 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,079 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 50 [2018-04-12 16:47:02,080 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 16:47:02,082 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,083 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,091 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,092 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 50 [2018-04-12 16:47:02,094 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 16:47:02,180 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,181 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,185 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,188 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,193 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,196 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 2 new quantified variables, introduced 8 case distinctions, treesize of input 62 treesize of output 139 [2018-04-12 16:47:02,216 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 9 xjuncts. [2018-04-12 16:47:02,287 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 16:47:02,577 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 75 treesize of output 55 [2018-04-12 16:47:02,579 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,580 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,582 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,582 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:02,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 24 disjoint index pairs (out of 28 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 49 treesize of output 142 [2018-04-12 16:47:02,702 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 9 xjuncts. [2018-04-12 16:47:02,802 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:47:03,121 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 68 treesize of output 50 [2018-04-12 16:47:03,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,132 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,132 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,134 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,155 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,160 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,161 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,161 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,162 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,163 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,170 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,171 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,185 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 122 [2018-04-12 16:47:03,185 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 3 xjuncts. [2018-04-12 16:47:03,233 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:47:03,306 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 59 treesize of output 43 [2018-04-12 16:47:03,308 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 16:47:03,308 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,309 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,309 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,311 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,311 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 16:47:03,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 64 [2018-04-12 16:47:03,312 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-12 16:47:03,318 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 16:47:03,339 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 18 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-12 16:47:03,339 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 25 variables, input treesize:1291, output treesize:54 [2018-04-12 16:47:03,379 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 16:47:03,397 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 16:47:03,397 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16] total 28 [2018-04-12 16:47:03,397 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-12 16:47:03,398 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-12 16:47:03,398 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=633, Unknown=28, NotChecked=0, Total=756 [2018-04-12 16:47:03,398 INFO L87 Difference]: Start difference. First operand 52 states and 55 transitions. Second operand 28 states. [2018-04-12 16:47:04,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:47:04,289 INFO L93 Difference]: Finished difference Result 71 states and 73 transitions. [2018-04-12 16:47:04,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-12 16:47:04,289 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 35 [2018-04-12 16:47:04,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:47:04,290 INFO L225 Difference]: With dead ends: 71 [2018-04-12 16:47:04,290 INFO L226 Difference]: Without dead ends: 71 [2018-04-12 16:47:04,290 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 507 ImplicationChecksByTransitivity, 25.8s TimeCoverageRelationStatistics Valid=315, Invalid=1809, Unknown=38, NotChecked=0, Total=2162 [2018-04-12 16:47:04,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-04-12 16:47:04,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 47. [2018-04-12 16:47:04,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-04-12 16:47:04,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 49 transitions. [2018-04-12 16:47:04,292 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 49 transitions. Word has length 35 [2018-04-12 16:47:04,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:47:04,292 INFO L459 AbstractCegarLoop]: Abstraction has 47 states and 49 transitions. [2018-04-12 16:47:04,292 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-12 16:47:04,292 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2018-04-12 16:47:04,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-12 16:47:04,293 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:47:04,293 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, 1] [2018-04-12 16:47:04,293 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr25AssertViolationMEMORY_FREE, mainErr21AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr32EnsuresViolationMEMORY_LEAK, mainErr7RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr20AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation]=== [2018-04-12 16:47:04,293 INFO L82 PathProgramCache]: Analyzing trace with hash -922618454, now seen corresponding path program 1 times [2018-04-12 16:47:04,293 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:47:04,293 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:47:04,294 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:47:04,294 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 16:47:04,294 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:47:04,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 16:47:04,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 16:47:04,353 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-12 16:47:04,365 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == dest.base && #res.offset == dest.offset; is not ensure(true) [2018-04-12 16:47:04,370 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:47:04,371 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:47:04,371 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:47:04,371 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:47:04,372 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:47:04,372 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:47:04,372 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:47:04,372 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:47:04,373 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:47:04,373 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:47:04,373 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:47:04,373 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# [2018-04-12 16:47:04,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 04:47:04 BoogieIcfgContainer [2018-04-12 16:47:04,381 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 16:47:04,382 INFO L168 Benchmark]: Toolchain (without parser) took 33659.49 ms. Allocated memory was 396.4 MB in the beginning and 792.2 MB in the end (delta: 395.8 MB). Free memory was 338.1 MB in the beginning and 745.4 MB in the end (delta: -407.3 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 16:47:04,383 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 396.4 MB. Free memory is still 356.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 16:47:04,383 INFO L168 Benchmark]: CACSL2BoogieTranslator took 180.20 ms. Allocated memory is still 396.4 MB. Free memory was 338.1 MB in the beginning and 327.5 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB. [2018-04-12 16:47:04,383 INFO L168 Benchmark]: Boogie Preprocessor took 29.47 ms. Allocated memory is still 396.4 MB. Free memory was 327.5 MB in the beginning and 326.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-04-12 16:47:04,383 INFO L168 Benchmark]: RCFGBuilder took 277.66 ms. Allocated memory was 396.4 MB in the beginning and 599.8 MB in the end (delta: 203.4 MB). Free memory was 326.2 MB in the beginning and 554.4 MB in the end (delta: -228.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 5.3 GB. [2018-04-12 16:47:04,384 INFO L168 Benchmark]: TraceAbstraction took 33168.92 ms. Allocated memory was 599.8 MB in the beginning and 792.2 MB in the end (delta: 192.4 MB). Free memory was 554.4 MB in the beginning and 745.4 MB in the end (delta: -191.0 MB). Peak memory consumption was 1.4 MB. Max. memory is 5.3 GB. [2018-04-12 16:47:04,385 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 396.4 MB. Free memory is still 356.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 180.20 ms. Allocated memory is still 396.4 MB. Free memory was 338.1 MB in the beginning and 327.5 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 29.47 ms. Allocated memory is still 396.4 MB. Free memory was 327.5 MB in the beginning and 326.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 277.66 ms. Allocated memory was 396.4 MB in the beginning and 599.8 MB in the end (delta: 203.4 MB). Free memory was 326.2 MB in the beginning and 554.4 MB in the end (delta: -228.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 33168.92 ms. Allocated memory was 599.8 MB in the beginning and 792.2 MB in the end (delta: 192.4 MB). Free memory was 554.4 MB in the beginning and 745.4 MB in the end (delta: -191.0 MB). Peak memory consumption was 1.4 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == dest.base && #res.offset == dest.offset; is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 11 could not be translated for associated CType STRUCT#?a~UCHAR?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 41]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L21] FCALL struct A d; VAL [\old(d)=null, \old(d)=null, d={6:0}] [L21] FCALL struct A d; VAL [\old(d)=null, \old(d)=null, d={6:0}] [L21] FCALL struct A d; VAL [\old(d)=null, \old(d)=null, d={6:0}] [L21] FCALL struct A d; VAL [\old(d)=null, \old(d)=null, d={6:0}] [L21] FCALL struct A d; VAL [\old(d)=null, \old(d)=null, d={6:0}] [L21] FCALL struct A d; VAL [\old(d)=null, \old(d)=null, d={6:0}] [L24] struct A *p; VAL [d={6:0}] [L25] EXPR, FCALL malloc(3) VAL [d={6:0}, malloc(3)={8:0}] [L25] p = malloc(3) VAL [d={6:0}, malloc(3)={8:0}, p={8:0}] [L26] FCALL d.a = 1 VAL [d={6:0}, malloc(3)={8:0}, p={8:0}] [L27] FCALL d.b = 2 VAL [d={6:0}, malloc(3)={8:0}, p={8:0}] [L28] FCALL d.c = 3 VAL [d={6:0}, malloc(3)={8:0}, p={8:0}] [L29] FCALL d.d = 4 VAL [d={6:0}, malloc(3)={8:0}, p={8:0}] [L30] FCALL d.e = 5 VAL [d={6:0}, malloc(3)={8:0}, p={8:0}] [L31] FCALL memcpy(p, &d, 3) VAL [d={6:0}, malloc(3)={8:0}, memcpy(p, &d, 3)={8:0}, p={8:0}] [L32] EXPR, FCALL p->a VAL [d={6:0}, malloc(3)={8:0}, p={8:0}, p->a=1] [L32] COND FALSE !(p->a != 1) [L35] EXPR, FCALL p->b VAL [d={6:0}, malloc(3)={8:0}, p={8:0}, p->b=2] [L35] COND FALSE !(p->b != 2) [L38] EXPR, FCALL p->c VAL [d={6:0}, malloc(3)={8:0}, p={8:0}, p->c=3] [L38] COND FALSE !(p->c != 3) [L41] FCALL p->d - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 86 locations, 33 error locations. UNSAFE Result, 33.1s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 251 SDtfs, 562 SDslu, 594 SDs, 0 SdLazy, 522 SolverSat, 154 SolverUnsat, 13 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 170 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 543 ImplicationChecksByTransitivity, 26.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred 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, 7 MinimizatonAttempts, 68 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 31.2s InterpolantComputationTime, 327 NumberOfCodeBlocks, 327 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 281 ConstructedInterpolants, 5 QuantifiedInterpolants, 119013 SizeOfPredicates, 7 NumberOfNonLiveVariables, 420 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 1/20 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-bitfields-2.1_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_16-47-04-392.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-bitfields-2.1_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_16-47-04-392.csv Received shutdown request...