/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/reducercommutativity/rangesum60.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 04:39:31,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 04:39:31,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 04:39:31,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 04:39:31,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 04:39:31,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 04:39:31,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 04:39:31,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 04:39:31,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 04:39:31,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 04:39:31,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 04:39:31,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 04:39:31,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 04:39:31,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 04:39:31,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 04:39:31,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 04:39:31,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 04:39:31,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 04:39:31,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 04:39:31,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 04:39:31,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 04:39:31,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 04:39:31,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 04:39:31,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 04:39:31,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 04:39:31,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 04:39:31,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 04:39:31,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 04:39:31,937 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 04:39:31,951 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 04:39:31,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 04:39:31,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 04:39:31,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 04:39:31,953 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 04:39:31,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 04:39:31,953 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 04:39:31,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 04:39:31,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 04:39:31,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 04:39:31,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 04:39:31,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 04:39:31,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 04:39:31,955 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 04:39:31,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 04:39:31,955 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 04:39:31,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 04:39:31,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 04:39:31,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 04:39:31,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 04:39:31,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 04:39:31,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:39:31,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 04:39:31,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 04:39:31,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 04:39:31,957 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 04:39:31,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 04:39:31,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 04:39:31,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 04:39:32,238 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 04:39:32,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 04:39:32,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 04:39:32,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 04:39:32,256 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 04:39:32,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/rangesum60.i [2019-11-07 04:39:32,318 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/483d45bc1/255291ebb0e340388d60cc1e3f318810/FLAG21c24ae51 [2019-11-07 04:39:32,777 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 04:39:32,780 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/rangesum60.i [2019-11-07 04:39:32,787 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/483d45bc1/255291ebb0e340388d60cc1e3f318810/FLAG21c24ae51 [2019-11-07 04:39:33,188 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/483d45bc1/255291ebb0e340388d60cc1e3f318810 [2019-11-07 04:39:33,211 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 04:39:33,216 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 04:39:33,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 04:39:33,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 04:39:33,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 04:39:33,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:39:33" (1/1) ... [2019-11-07 04:39:33,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3911ca10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:39:33, skipping insertion in model container [2019-11-07 04:39:33,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:39:33" (1/1) ... [2019-11-07 04:39:33,259 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 04:39:33,309 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 04:39:33,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:39:33,565 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 04:39:33,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:39:33,759 INFO L192 MainTranslator]: Completed translation [2019-11-07 04:39:33,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:39:33 WrapperNode [2019-11-07 04:39:33,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 04:39:33,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 04:39:33,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 04:39:33,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 04:39:33,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:39:33" (1/1) ... [2019-11-07 04:39:33,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:39:33" (1/1) ... [2019-11-07 04:39:33,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:39:33" (1/1) ... [2019-11-07 04:39:33,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:39:33" (1/1) ... [2019-11-07 04:39:33,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:39:33" (1/1) ... [2019-11-07 04:39:33,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:39:33" (1/1) ... [2019-11-07 04:39:33,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:39:33" (1/1) ... [2019-11-07 04:39:33,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 04:39:33,822 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 04:39:33,822 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 04:39:33,822 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 04:39:33,823 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:39:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:39:33,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 04:39:33,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 04:39:33,889 INFO L138 BoogieDeclarations]: Found implementation of procedure init_nondet [2019-11-07 04:39:33,890 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2019-11-07 04:39:33,890 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 04:39:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 04:39:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 04:39:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure init_nondet [2019-11-07 04:39:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 04:39:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2019-11-07 04:39:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 04:39:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 04:39:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 04:39:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 04:39:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 04:39:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 04:39:35,037 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 04:39:35,038 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-11-07 04:39:35,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:39:35 BoogieIcfgContainer [2019-11-07 04:39:35,039 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 04:39:35,040 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 04:39:35,040 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 04:39:35,043 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 04:39:35,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:39:33" (1/3) ... [2019-11-07 04:39:35,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55219c51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:39:35, skipping insertion in model container [2019-11-07 04:39:35,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:39:33" (2/3) ... [2019-11-07 04:39:35,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55219c51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:39:35, skipping insertion in model container [2019-11-07 04:39:35,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:39:35" (3/3) ... [2019-11-07 04:39:35,047 INFO L109 eAbstractionObserver]: Analyzing ICFG rangesum60.i [2019-11-07 04:39:35,057 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 04:39:35,066 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 04:39:35,077 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 04:39:35,102 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 04:39:35,102 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 04:39:35,102 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 04:39:35,103 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 04:39:35,103 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 04:39:35,103 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 04:39:35,103 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 04:39:35,103 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 04:39:35,120 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states. [2019-11-07 04:39:35,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-07 04:39:35,127 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:39:35,128 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 04:39:35,130 INFO L410 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:39:35,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:39:35,134 INFO L82 PathProgramCache]: Analyzing trace with hash 156737714, now seen corresponding path program 1 times [2019-11-07 04:39:35,142 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:39:35,143 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999186097] [2019-11-07 04:39:35,143 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:39:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:39:35,292 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999186097] [2019-11-07 04:39:35,293 INFO L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-11-07 04:39:35,294 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [537508674] [2019-11-07 04:39:35,294 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 04:39:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:39:35,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-07 04:39:35,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 04:39:35,437 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-07 04:39:35,438 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 04:39:35,488 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-07 04:39:35,489 INFO L218 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:39:35,490 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-11-07 04:39:35,492 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594015289] [2019-11-07 04:39:35,497 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-07 04:39:35,497 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:39:35,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-07 04:39:35,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-07 04:39:35,515 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 4 states. [2019-11-07 04:39:35,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:39:35,568 INFO L93 Difference]: Finished difference Result 48 states and 59 transitions. [2019-11-07 04:39:35,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-07 04:39:35,571 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2019-11-07 04:39:35,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:39:35,588 INFO L225 Difference]: With dead ends: 48 [2019-11-07 04:39:35,588 INFO L226 Difference]: Without dead ends: 25 [2019-11-07 04:39:35,594 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-07 04:39:35,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-11-07 04:39:35,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-11-07 04:39:35,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-11-07 04:39:35,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2019-11-07 04:39:35,654 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 28 [2019-11-07 04:39:35,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:39:35,655 INFO L462 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2019-11-07 04:39:35,655 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-07 04:39:35,656 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2019-11-07 04:39:35,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-07 04:39:35,659 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:39:35,659 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 04:39:35,863 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 04:39:35,864 INFO L410 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:39:35,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:39:35,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1219753554, now seen corresponding path program 1 times [2019-11-07 04:39:35,866 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:39:35,866 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091354584] [2019-11-07 04:39:35,866 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:39:35,894 ERROR L268 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-07 04:39:35,894 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1770583090] [2019-11-07 04:39:35,894 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 04:39:35,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:39:35,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-07 04:39:35,989 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 04:39:36,001 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-07 04:39:36,001 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 04:39:36,040 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-07 04:39:36,040 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091354584] [2019-11-07 04:39:36,041 INFO L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-07 04:39:36,041 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1770583090] [2019-11-07 04:39:36,041 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-07 04:39:36,042 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2019-11-07 04:39:36,042 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666281248] [2019-11-07 04:39:36,043 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 04:39:36,043 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:39:36,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 04:39:36,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-07 04:39:36,044 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. Second operand 3 states. [2019-11-07 04:39:36,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:39:36,056 INFO L93 Difference]: Finished difference Result 38 states and 48 transitions. [2019-11-07 04:39:36,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 04:39:36,057 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2019-11-07 04:39:36,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:39:36,059 INFO L225 Difference]: With dead ends: 38 [2019-11-07 04:39:36,059 INFO L226 Difference]: Without dead ends: 26 [2019-11-07 04:39:36,060 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-07 04:39:36,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2019-11-07 04:39:36,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2019-11-07 04:39:36,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2019-11-07 04:39:36,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2019-11-07 04:39:36,066 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 30 transitions. Word has length 30 [2019-11-07 04:39:36,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:39:36,067 INFO L462 AbstractCegarLoop]: Abstraction has 26 states and 30 transitions. [2019-11-07 04:39:36,067 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 04:39:36,067 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2019-11-07 04:39:36,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-07 04:39:36,069 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:39:36,069 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 04:39:36,279 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 04:39:36,280 INFO L410 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:39:36,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:39:36,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1119206734, now seen corresponding path program 1 times [2019-11-07 04:39:36,281 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:39:36,282 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804329129] [2019-11-07 04:39:36,282 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:39:36,320 ERROR L268 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-07 04:39:36,321 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1478924174] [2019-11-07 04:39:36,321 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 04:39:36,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:39:36,410 INFO L256 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-07 04:39:36,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 04:39:36,420 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-07 04:39:36,421 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 04:39:36,443 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-07 04:39:36,444 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804329129] [2019-11-07 04:39:36,444 INFO L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-07 04:39:36,444 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1478924174] [2019-11-07 04:39:36,445 INFO L218 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:39:36,445 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-11-07 04:39:36,445 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332398941] [2019-11-07 04:39:36,446 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-07 04:39:36,446 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:39:36,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-07 04:39:36,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-07 04:39:36,447 INFO L87 Difference]: Start difference. First operand 26 states and 30 transitions. Second operand 4 states. [2019-11-07 04:39:36,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:39:36,463 INFO L93 Difference]: Finished difference Result 37 states and 43 transitions. [2019-11-07 04:39:36,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-07 04:39:36,464 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-11-07 04:39:36,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:39:36,465 INFO L225 Difference]: With dead ends: 37 [2019-11-07 04:39:36,466 INFO L226 Difference]: Without dead ends: 28 [2019-11-07 04:39:36,466 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-07 04:39:36,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2019-11-07 04:39:36,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2019-11-07 04:39:36,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2019-11-07 04:39:36,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions. [2019-11-07 04:39:36,473 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 33 [2019-11-07 04:39:36,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:39:36,475 INFO L462 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions. [2019-11-07 04:39:36,475 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-07 04:39:36,475 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2019-11-07 04:39:36,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-07 04:39:36,477 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:39:36,477 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 04:39:36,680 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 04:39:36,681 INFO L410 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:39:36,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:39:36,682 INFO L82 PathProgramCache]: Analyzing trace with hash -635922546, now seen corresponding path program 1 times [2019-11-07 04:39:36,682 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:39:36,683 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463482944] [2019-11-07 04:39:36,683 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:39:36,719 ERROR L268 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-07 04:39:36,720 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1172383394] [2019-11-07 04:39:36,720 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 04:39:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:39:36,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-07 04:39:36,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 04:39:36,828 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-07 04:39:36,829 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 04:39:36,887 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-07 04:39:36,889 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463482944] [2019-11-07 04:39:36,889 INFO L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-07 04:39:36,889 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1172383394] [2019-11-07 04:39:36,889 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [870297870] [2019-11-07 04:39:36,922 INFO L159 IcfgInterpreter]: Started Sifa with 23 locations of interest [2019-11-07 04:39:36,923 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 04:39:36,936 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 04:39:36,943 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 04:39:36,944 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 04:39:37,065 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-11-07 04:39:38,214 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 04:39:38,313 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 04:39:38,429 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 04:39:38,525 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 04:39:38,634 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 04:39:44,771 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |main_~#x~0.offset| 4) 0) [2019-11-07 04:39:46,775 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (select |v_#memory_int_61| |main_~#x~0.base|))) (= (select .cse0 |main_~#x~0.offset|) (select .cse0 (+ |main_~#x~0.offset| 4)))) [2019-11-07 04:39:48,778 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (let ((.cse0 (select |v_#memory_int_61| |main_~#x~0.base|))) (= (select .cse0 |main_~#x~0.offset|) (select .cse0 (+ |main_~#x~0.offset| 4)))) [2019-11-07 04:39:50,792 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= main_~temp~0 (select (select |v_#memory_int_61| |main_~#x~0.base|) (+ |main_~#x~0.offset| 4))) [2019-11-07 04:39:52,794 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= main_~temp~0 (select (select |v_#memory_int_61| |main_~#x~0.base|) (+ |main_~#x~0.offset| 4))) [2019-11-07 04:39:54,799 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) [2019-11-07 04:39:56,802 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) [2019-11-07 04:39:58,806 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 4))) [2019-11-07 04:40:00,760 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 04:40:06,914 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |main_~#x~0.offset| 4) 0) [2019-11-07 04:40:09,190 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (let ((.cse0 (select |v_#memory_int_61| |main_~#x~0.base|))) (= (select .cse0 |main_~#x~0.offset|) (select .cse0 (+ |main_~#x~0.offset| 4)))) [2019-11-07 04:40:11,215 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= main_~temp~0 (select (select |v_#memory_int_61| |main_~#x~0.base|) (+ |main_~#x~0.offset| 4))) [2019-11-07 04:40:13,217 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= main_~temp~0 (select (select |v_#memory_int_61| |main_~#x~0.base|) (+ |main_~#x~0.offset| 4))) [2019-11-07 04:40:15,223 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) [2019-11-07 04:40:17,226 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) [2019-11-07 04:40:19,231 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 4))) [2019-11-07 04:40:21,246 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ |main_~#x~0.offset| 4))) [2019-11-07 04:40:21,330 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 04:40:21,409 WARN L225 Elim1Store]: Array PQE input equivalent to false