/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/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-regression/test30-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 16:40:46,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 16:40:46,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 16:40:46,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 16:40:46,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 16:40:46,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 16:40:46,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 16:40:46,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 16:40:46,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 16:40:46,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 16:40:46,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 16:40:46,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 16:40:46,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 16:40:46,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 16:40:46,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 16:40:46,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 16:40:46,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 16:40:46,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 16:40:46,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 16:40:46,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 16:40:46,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 16:40:46,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 16:40:46,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 16:40:46,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 16:40:46,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 16:40:46,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 16:40:46,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 16:40:46,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 16:40:46,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 16:40:46,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 16:40:46,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 16:40:46,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 16:40:46,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 16:40:46,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 16:40:46,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 16:40:46,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 16:40:46,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 16:40:46,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 16:40:46,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 16:40:46,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 16:40:46,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 16:40:46,359 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 16:40:46,371 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 16:40:46,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 16:40:46,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 16:40:46,373 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 16:40:46,373 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 16:40:46,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 16:40:46,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 16:40:46,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 16:40:46,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 16:40:46,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 16:40:46,374 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 16:40:46,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 16:40:46,374 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 16:40:46,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 16:40:46,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 16:40:46,375 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 16:40:46,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 16:40:46,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 16:40:46,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 16:40:46,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 16:40:46,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 16:40:46,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 16:40:46,376 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 16:40:46,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 16:40:46,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 16:40:46,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 16:40:46,840 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 16:40:46,840 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 16:40:46,841 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test30-1.c [2020-09-04 16:40:46,916 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e96c7c847/0c5544ddbc6543baa70d74a5d32901d9/FLAG3554f006f [2020-09-04 16:40:47,430 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 16:40:47,431 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-regression/test30-1.c [2020-09-04 16:40:47,439 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e96c7c847/0c5544ddbc6543baa70d74a5d32901d9/FLAG3554f006f [2020-09-04 16:40:47,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e96c7c847/0c5544ddbc6543baa70d74a5d32901d9 [2020-09-04 16:40:47,792 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 16:40:47,794 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 16:40:47,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 16:40:47,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 16:40:47,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 16:40:47,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:40:47" (1/1) ... [2020-09-04 16:40:47,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c00f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:47, skipping insertion in model container [2020-09-04 16:40:47,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:40:47" (1/1) ... [2020-09-04 16:40:47,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 16:40:47,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 16:40:48,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:40:48,065 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 16:40:48,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:40:48,108 INFO L208 MainTranslator]: Completed translation [2020-09-04 16:40:48,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:48 WrapperNode [2020-09-04 16:40:48,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 16:40:48,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 16:40:48,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 16:40:48,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 16:40:48,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:48" (1/1) ... [2020-09-04 16:40:48,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:48" (1/1) ... [2020-09-04 16:40:48,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:48" (1/1) ... [2020-09-04 16:40:48,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:48" (1/1) ... [2020-09-04 16:40:48,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:48" (1/1) ... [2020-09-04 16:40:48,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:48" (1/1) ... [2020-09-04 16:40:48,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:48" (1/1) ... [2020-09-04 16:40:48,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 16:40:48,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 16:40:48,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 16:40:48,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 16:40:48,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:48" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 16:40:48,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 16:40:48,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 16:40:48,329 INFO L138 BoogieDeclarations]: Found implementation of procedure assign [2020-09-04 16:40:48,330 INFO L138 BoogieDeclarations]: Found implementation of procedure assign2 [2020-09-04 16:40:48,330 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 16:40:48,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 16:40:48,330 INFO L130 BoogieDeclarations]: Found specification of procedure assign [2020-09-04 16:40:48,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 16:40:48,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 16:40:48,331 INFO L130 BoogieDeclarations]: Found specification of procedure assign2 [2020-09-04 16:40:48,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 16:40:48,331 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 16:40:48,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 16:40:48,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 16:40:48,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 16:40:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-04 16:40:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 16:40:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 16:40:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 16:40:48,609 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 16:40:48,610 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-04 16:40:48,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:40:48 BoogieIcfgContainer [2020-09-04 16:40:48,616 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 16:40:48,618 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 16:40:48,618 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 16:40:48,621 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 16:40:48,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 04:40:47" (1/3) ... [2020-09-04 16:40:48,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f67e9f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:40:48, skipping insertion in model container [2020-09-04 16:40:48,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:40:48" (2/3) ... [2020-09-04 16:40:48,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f67e9f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:40:48, skipping insertion in model container [2020-09-04 16:40:48,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:40:48" (3/3) ... [2020-09-04 16:40:48,626 INFO L109 eAbstractionObserver]: Analyzing ICFG test30-1.c [2020-09-04 16:40:48,639 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 16:40:48,651 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 16:40:48,675 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 16:40:48,705 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 16:40:48,705 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 16:40:48,705 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 16:40:48,705 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 16:40:48,706 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 16:40:48,706 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 16:40:48,706 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 16:40:48,707 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 16:40:48,727 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2020-09-04 16:40:48,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-09-04 16:40:48,741 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:40:48,743 INFO L422 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, 1, 1, 1, 1, 1] [2020-09-04 16:40:48,743 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:40:48,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:40:48,751 INFO L82 PathProgramCache]: Analyzing trace with hash 1008205128, now seen corresponding path program 1 times [2020-09-04 16:40:48,763 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:40:48,763 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [979182663] [2020-09-04 16:40:48,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:40:48,837 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:40:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:49,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:40:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:49,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 16:40:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:49,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-04 16:40:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:40:50,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:40:50,036 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [979182663] [2020-09-04 16:40:50,038 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:40:50,038 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2020-09-04 16:40:50,039 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990009102] [2020-09-04 16:40:50,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 16:40:50,045 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:40:50,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 16:40:50,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=412, Unknown=0, NotChecked=0, Total=462 [2020-09-04 16:40:50,067 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 22 states. [2020-09-04 16:40:51,141 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-09-04 16:40:51,401 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 96 [2020-09-04 16:40:51,807 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2020-09-04 16:40:51,972 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2020-09-04 16:40:52,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:40:52,663 INFO L93 Difference]: Finished difference Result 51 states and 50 transitions. [2020-09-04 16:40:52,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-09-04 16:40:52,665 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 38 [2020-09-04 16:40:52,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:40:52,674 INFO L225 Difference]: With dead ends: 51 [2020-09-04 16:40:52,674 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 16:40:52,680 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=352, Invalid=1718, Unknown=0, NotChecked=0, Total=2070 [2020-09-04 16:40:52,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 16:40:52,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 16:40:52,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 16:40:52,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 16:40:52,706 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2020-09-04 16:40:52,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:40:52,706 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 16:40:52,706 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 16:40:52,706 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 16:40:52,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 16:40:52,707 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 16:40:52,709 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 16:40:53,494 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 55 [2020-09-04 16:40:54,297 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2020-09-04 16:40:54,416 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 63 [2020-09-04 16:40:54,960 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 68 [2020-09-04 16:40:55,233 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 79 [2020-09-04 16:40:55,436 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 67 [2020-09-04 16:40:55,626 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2020-09-04 16:40:55,913 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2020-09-04 16:40:55,917 INFO L264 CegarLoopResult]: At program point L3-2(line 3) the Hoare annotation is: (= (select |#valid| |~#a~0.base|) 1) [2020-09-04 16:40:55,917 INFO L264 CegarLoopResult]: At program point L3-3(line 3) the Hoare annotation is: (and (= (select |#valid| |~#a~0.base|) 1) (not (= |~#b~0.base| |~#a~0.base|))) [2020-09-04 16:40:55,917 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-04 16:40:55,917 INFO L264 CegarLoopResult]: At program point L3-4(line 3) the Hoare annotation is: (and (= (select |#valid| |~#a~0.base|) 1) (not (= |~#b~0.base| |~#a~0.base|))) [2020-09-04 16:40:55,918 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-09-04 16:40:55,918 INFO L264 CegarLoopResult]: At program point ULTIMATE.initFINAL(lines 5 7) the Hoare annotation is: (let ((.cse0 (select |#memory_$Pointer$.offset| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4)) (.cse1 (select |#memory_$Pointer$.base| |~#global~0.base|))) (and (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|) (= |~#b~0.base| (select .cse1 .cse2)) (= (select |#valid| |~#a~0.base|) 1) (= (select .cse0 .cse2) |~#b~0.offset|) (= (select .cse1 |~#global~0.offset|) |~#a~0.base|) (= |~#global~0.offset| 0) (not (= |~#b~0.base| |~#a~0.base|)))) [2020-09-04 16:40:55,918 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#NULL.base)| |#NULL.base|) (= |~#global~0.base| |old(~#global~0.base)|) (= |old(~#a~0.offset)| |~#a~0.offset|) (= |old(#length)| |#length|) (= |~#b~0.base| |old(~#b~0.base)|) (= |~#global~0.offset| |old(~#global~0.offset)|) (= |old(~#a~0.base)| |~#a~0.base|) (= |old(~#b~0.offset)| |~#b~0.offset|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-09-04 16:40:55,918 INFO L264 CegarLoopResult]: At program point L5(lines 5 7) the Hoare annotation is: (and (= (select |#valid| |~#a~0.base|) 1) (= |~#global~0.offset| 0) (not (= |~#b~0.base| |~#a~0.base|))) [2020-09-04 16:40:55,918 INFO L264 CegarLoopResult]: At program point L5-1(lines 5 7) the Hoare annotation is: (and (= (select (select |#memory_$Pointer$.offset| |~#global~0.base|) |~#global~0.offset|) |~#a~0.offset|) (= (select |#valid| |~#a~0.base|) 1) (= (select (select |#memory_$Pointer$.base| |~#global~0.base|) |~#global~0.offset|) |~#a~0.base|) (= |~#global~0.offset| 0) (not (= |~#b~0.base| |~#a~0.base|))) [2020-09-04 16:40:55,919 INFO L271 CegarLoopResult]: At program point L3(line 3) the Hoare annotation is: true [2020-09-04 16:40:55,919 INFO L264 CegarLoopResult]: At program point L3-1(line 3) the Hoare annotation is: (= (select |#valid| |~#a~0.base|) 1) [2020-09-04 16:40:55,919 INFO L264 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: (let ((.cse0 (select |#memory_$Pointer$.offset| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4)) (.cse1 (select |#memory_$Pointer$.base| |~#global~0.base|))) (and (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|) (= |~#b~0.base| (select .cse1 .cse2)) (= (select |#valid| |~#a~0.base|) 1) (= (select .cse0 .cse2) |~#b~0.offset|) (= (select .cse1 |~#global~0.offset|) |~#a~0.base|) (= |~#global~0.offset| 0) (not (= |~#b~0.base| |~#a~0.base|)))) [2020-09-04 16:40:55,919 INFO L264 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: (and (= (select |#valid| |~#a~0.base|) 1) (= (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|) (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (= |~#global~0.offset| 0) (not (= |~#b~0.base| |~#a~0.base|))) [2020-09-04 16:40:55,920 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (select |#memory_$Pointer$.offset| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4)) (.cse1 (select |#memory_$Pointer$.base| |~#global~0.base|))) (and (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|) (= |~#b~0.base| (select .cse1 .cse2)) (= (select |#valid| |~#a~0.base|) 1) (= (select .cse0 .cse2) |~#b~0.offset|) (= (select .cse1 |~#global~0.offset|) |~#a~0.base|) (= |~#global~0.offset| 0) (not (= |~#b~0.base| |~#a~0.base|)))) [2020-09-04 16:40:55,920 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-04 16:40:55,920 INFO L264 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: (and (= (select |#valid| |~#a~0.base|) 1) (= (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|) (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (= |~#global~0.offset| 0) (not (= |~#b~0.base| |~#a~0.base|))) [2020-09-04 16:40:55,920 INFO L264 CegarLoopResult]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 31) the Hoare annotation is: (let ((.cse1 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse0 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= |~#a~0.base| (select .cse0 |~#global~0.offset|))) (not (= |~#a~0.offset| (select .cse1 |~#global~0.offset|))) (not (= (select .cse1 .cse2) |~#b~0.offset|)) (not (= |~#global~0.offset| 0)) (= |~#a~0.base| |~#b~0.base|) (not (= (select .cse0 .cse2) |~#b~0.base|)) (not (= (select |#valid| |~#a~0.base|) 1)))) [2020-09-04 16:40:55,921 INFO L264 CegarLoopResult]: At program point L32(line 32) the Hoare annotation is: (let ((.cse1 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse0 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= |~#a~0.base| (select .cse0 |~#global~0.offset|))) (not (= |~#a~0.offset| (select .cse1 |~#global~0.offset|))) (not (= (select .cse1 .cse2) |~#b~0.offset|)) (not (= |~#global~0.offset| 0)) (= |~#a~0.base| |~#b~0.base|) (not (= (select .cse0 .cse2) |~#b~0.base|)) (not (= (select |#valid| |~#a~0.base|) 1)))) [2020-09-04 16:40:55,921 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 19 33) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,921 INFO L264 CegarLoopResult]: At program point L29(line 29) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (= (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|) (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,922 INFO L264 CegarLoopResult]: At program point L26(lines 20 33) the Hoare annotation is: (let ((.cse1 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse0 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= |~#a~0.base| (select .cse0 |~#global~0.offset|))) (not (= |~#a~0.offset| (select .cse1 |~#global~0.offset|))) (not (= (select .cse1 .cse2) |~#b~0.offset|)) (not (= |~#global~0.offset| 0)) (= |~#a~0.base| |~#b~0.base|) (not (= (select .cse0 .cse2) |~#b~0.base|)) (not (= (select |#valid| |~#a~0.base|) 1)))) [2020-09-04 16:40:55,922 INFO L264 CegarLoopResult]: At program point L25(line 25) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse3 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (let ((.cse2 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|))) (and (= .cse2 |main_#t~mem3|) (= (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|) .cse2))) (not (= (select .cse0 .cse3) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse3))))) [2020-09-04 16:40:55,922 INFO L264 CegarLoopResult]: At program point mainEXIT(lines 19 33) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (= (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|) (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,922 INFO L264 CegarLoopResult]: At program point L25-1(lines 25 27) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))) (let ((.cse3 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|))) (and (= |main_#t~mem4| |main_#t~mem3|) (= .cse3 |main_#t~mem3|) (= (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|) .cse3))))) [2020-09-04 16:40:55,923 INFO L264 CegarLoopResult]: At program point L23(line 23) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (let ((.cse3 (select |#memory_$Pointer$.offset| main_~pd~0.base)) (.cse4 (select |#memory_$Pointer$.base| main_~pd~0.base))) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= (select .cse3 4) |~#b~0.offset|) (= |#memory_int| |old(#memory_int)|) (= (select .cse3 main_~pd~0.offset) |~#a~0.offset|) (= main_~pd~0.offset 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |~#a~0.base| (select .cse4 main_~pd~0.offset)) (= |~#b~0.base| (select .cse4 4)))) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,923 INFO L264 CegarLoopResult]: At program point L25-2(line 25) the Hoare annotation is: (let ((.cse1 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse0 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= |~#a~0.base| (select .cse0 |~#global~0.offset|))) (not (= |~#a~0.offset| (select .cse1 |~#global~0.offset|))) (not (= (select .cse1 .cse2) |~#b~0.offset|)) (not (= |~#global~0.offset| 0)) (= |~#a~0.base| |~#b~0.base|) (not (= (select .cse0 .cse2) |~#b~0.base|)) (not (= (select |#valid| |~#a~0.base|) 1)))) [2020-09-04 16:40:55,923 INFO L264 CegarLoopResult]: At program point L23-1(line 23) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (= (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|) (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,924 INFO L264 CegarLoopResult]: At program point L25-3(line 25) the Hoare annotation is: (let ((.cse1 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse0 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= |~#a~0.base| (select .cse0 |~#global~0.offset|))) (not (= |~#a~0.offset| (select .cse1 |~#global~0.offset|))) (not (= (select .cse1 .cse2) |~#b~0.offset|)) (not (= |~#global~0.offset| 0)) (= |~#a~0.base| |~#b~0.base|) (not (= (select .cse0 .cse2) |~#b~0.base|)) (not (= (select |#valid| |~#a~0.base|) 1)))) [2020-09-04 16:40:55,924 INFO L264 CegarLoopResult]: At program point L25-4(line 25) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))) (let ((.cse3 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|))) (and (= |main_#t~mem4| |main_#t~mem3|) (= .cse3 |main_#t~mem3|) (= (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|) .cse3))))) [2020-09-04 16:40:55,924 INFO L264 CegarLoopResult]: At program point L25-5(line 25) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (= (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|) (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,925 INFO L264 CegarLoopResult]: At program point mainFINAL(lines 19 33) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (= (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|) (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,925 INFO L264 CegarLoopResult]: At program point L16(line 16) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |assign2_#in~pb.base| assign2_~pb.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= assign2_~pa.offset |assign2_#in~pa.offset|) (or (= assign2_~pb.offset |assign2_#in~pb.offset|) (= assign2_~pb.offset 4)) (= |assign2_#in~pa.base| assign2_~pa.base)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,925 INFO L264 CegarLoopResult]: At program point L16-1(line 16) the Hoare annotation is: (let ((.cse2 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse3 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse4 (+ |~#global~0.offset| 4))) (or (let ((.cse0 (= assign2_~pb.offset 4))) (let ((.cse1 (not .cse0))) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |assign2_#in~pb.base| assign2_~pb.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= assign2_~pa.offset |assign2_#in~pa.offset|) (or (= assign2_~pb.offset |assign2_#in~pb.offset|) .cse0) (= |assign2_#in~pa.base| assign2_~pa.base) (or (= |assign2_#t~mem1.base| (select (select |#memory_$Pointer$.base| |assign2_#in~pa.base|) |assign2_#in~pa.offset|)) .cse1) (or (= |assign2_#t~mem1.offset| (select (select |#memory_$Pointer$.offset| |assign2_#in~pa.base|) |assign2_#in~pa.offset|)) .cse1)))) (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse2 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse3 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse2 .cse4) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse3 .cse4))))) [2020-09-04 16:40:55,926 INFO L264 CegarLoopResult]: At program point L14(lines 14 17) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= assign2_~pa.offset |assign2_#in~pa.offset|) (= |assign2_#in~pa.base| assign2_~pa.base)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,926 INFO L264 CegarLoopResult]: At program point L16-2(line 16) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (let ((.cse4 (= assign2_~pb.offset 4))) (let ((.cse3 (not (= 4 |assign2_#in~pb.offset|))) (.cse5 (not .cse4))) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (or .cse3 (= (select (select |old(#memory_$Pointer$.offset)| |assign2_#in~pb.base|) 4) |assign2_#t~mem2.offset|)) (= |assign2_#in~pb.base| assign2_~pb.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= assign2_~pa.offset |assign2_#in~pa.offset|) (or (= assign2_~pb.offset |assign2_#in~pb.offset|) .cse4) (= |assign2_#in~pa.base| assign2_~pa.base) (or (= |assign2_#t~mem1.base| (select (select |#memory_$Pointer$.base| |assign2_#in~pa.base|) |assign2_#in~pa.offset|)) .cse5) (or .cse3 (= (select (select |old(#memory_$Pointer$.base)| |assign2_#in~pb.base|) 4) |assign2_#t~mem2.base|)) (or (= |assign2_#t~mem1.offset| (select (select |#memory_$Pointer$.offset| |assign2_#in~pa.base|) |assign2_#in~pa.offset|)) .cse5)))) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,926 INFO L264 CegarLoopResult]: At program point L16-3(line 16) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (let ((.cse5 (select (select |old(#memory_$Pointer$.offset)| |assign2_#in~pa.base|) |assign2_#in~pa.offset|)) (.cse6 (select (select |old(#memory_$Pointer$.offset)| |assign2_#in~pb.base|) 4)) (.cse4 (select (select |old(#memory_$Pointer$.base)| |assign2_#in~pa.base|) |assign2_#in~pa.offset|)) (.cse3 (not (= 4 |assign2_#in~pb.offset|))) (.cse7 (select (select |old(#memory_$Pointer$.base)| |assign2_#in~pb.base|) 4))) (and (or .cse3 (and (= |assign2_#t~mem1.base| .cse4) (= |assign2_#t~mem1.offset| .cse5) (= .cse6 |assign2_#t~mem2.offset|))) (or .cse3 (= (select (select |#memory_int| .cse4) .cse5) (select (select |#memory_int| .cse7) .cse6)) (= .cse7 .cse4)) (or .cse3 (= .cse7 |assign2_#t~mem2.base|)))) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,927 INFO L264 CegarLoopResult]: At program point assign2FINAL(lines 14 17) the Hoare annotation is: (let ((.cse3 (select (select |old(#memory_$Pointer$.base)| |assign2_#in~pb.base|) 4)) (.cse2 (select (select |old(#memory_$Pointer$.base)| |assign2_#in~pa.base|) |assign2_#in~pa.offset|)) (.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse4 (+ |~#global~0.offset| 4))) (or (not (= 4 |assign2_#in~pb.offset|)) (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (= (select (select |#memory_int| .cse2) (select (select |old(#memory_$Pointer$.offset)| |assign2_#in~pa.base|) |assign2_#in~pa.offset|)) (select (select |#memory_int| .cse3) (select (select |old(#memory_$Pointer$.offset)| |assign2_#in~pb.base|) 4))) (= .cse3 .cse2) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse4) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse4))))) [2020-09-04 16:40:55,927 INFO L264 CegarLoopResult]: At program point assign2ENTRY(lines 14 17) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,927 INFO L264 CegarLoopResult]: At program point L16-4(line 16) the Hoare annotation is: (let ((.cse3 (select (select |old(#memory_$Pointer$.base)| |assign2_#in~pb.base|) 4)) (.cse2 (select (select |old(#memory_$Pointer$.base)| |assign2_#in~pa.base|) |assign2_#in~pa.offset|)) (.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse4 (+ |~#global~0.offset| 4))) (or (not (= 4 |assign2_#in~pb.offset|)) (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (= (select (select |#memory_int| .cse2) (select (select |old(#memory_$Pointer$.offset)| |assign2_#in~pa.base|) |assign2_#in~pa.offset|)) (select (select |#memory_int| .cse3) (select (select |old(#memory_$Pointer$.offset)| |assign2_#in~pb.base|) 4))) (= .cse3 .cse2) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse4) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse4))))) [2020-09-04 16:40:55,928 INFO L264 CegarLoopResult]: At program point assign2EXIT(lines 14 17) the Hoare annotation is: (let ((.cse3 (select (select |old(#memory_$Pointer$.base)| |assign2_#in~pb.base|) 4)) (.cse2 (select (select |old(#memory_$Pointer$.base)| |assign2_#in~pa.base|) |assign2_#in~pa.offset|)) (.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse4 (+ |~#global~0.offset| 4))) (or (not (= 4 |assign2_#in~pb.offset|)) (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (= (select (select |#memory_int| .cse2) (select (select |old(#memory_$Pointer$.offset)| |assign2_#in~pa.base|) |assign2_#in~pa.offset|)) (select (select |#memory_int| .cse3) (select (select |old(#memory_$Pointer$.offset)| |assign2_#in~pb.base|) 4))) (= .cse3 .cse2) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse4) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse4))))) [2020-09-04 16:40:55,928 INFO L264 CegarLoopResult]: At program point assignEXIT(lines 9 12) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (and (= assign_~pa.base |assign_#in~pa.base|) (= assign_~pb.base |assign_#in~pb.base|) (or (= |assign_#in~pa.base| |assign_#in~pb.base|) (= (select (select |#memory_int| |assign_#in~pa.base|) |assign_#in~pa.offset|) (select (select |#memory_int| |assign_#in~pb.base|) |assign_#in~pb.offset|))) (= assign_~pa.offset |assign_#in~pa.offset|) (= assign_~pb.offset |assign_#in~pb.offset|)) (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,928 INFO L264 CegarLoopResult]: At program point assignENTRY(lines 9 12) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,929 INFO L264 CegarLoopResult]: At program point assignFINAL(lines 9 12) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (and (= assign_~pa.base |assign_#in~pa.base|) (= assign_~pb.base |assign_#in~pb.base|) (or (= |assign_#in~pa.base| |assign_#in~pb.base|) (= (select (select |#memory_int| |assign_#in~pa.base|) |assign_#in~pa.offset|) (select (select |#memory_int| |assign_#in~pb.base|) |assign_#in~pb.offset|))) (= assign_~pa.offset |assign_#in~pa.offset|) (= assign_~pb.offset |assign_#in~pb.offset|)) (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,929 INFO L264 CegarLoopResult]: At program point L11(line 11) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= assign_~pa.base |assign_#in~pa.base|) (= assign_~pb.base |assign_#in~pb.base|) (= |#memory_int| |old(#memory_int)|) (= assign_~pa.offset |assign_#in~pa.offset|) (= assign_~pb.offset |assign_#in~pb.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,929 INFO L264 CegarLoopResult]: At program point L11-1(line 11) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (or (= |assign_#in~pa.base| |assign_#in~pb.base|) (= |assign_#t~mem0| (select (select (store |#memory_int| assign_~pa.base (store (select |#memory_int| assign_~pa.base) assign_~pa.offset |assign_#t~mem0|)) |assign_#in~pb.base|) |assign_#in~pb.offset|))) (= assign_~pa.base |assign_#in~pa.base|) (= assign_~pb.base |assign_#in~pb.base|) (= assign_~pa.offset |assign_#in~pa.offset|) (= |#memory_int| |old(#memory_int)|) (= assign_~pb.offset |assign_#in~pb.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))))) [2020-09-04 16:40:55,930 INFO L264 CegarLoopResult]: At program point L9(lines 9 12) the Hoare annotation is: (let ((.cse0 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse2 (+ |~#global~0.offset| 4))) (or (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse0 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse0 .cse2) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse1 .cse2))) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= assign_~pa.base |assign_#in~pa.base|) (= |#memory_int| |old(#memory_int)|) (= assign_~pa.offset |assign_#in~pa.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)))) [2020-09-04 16:40:55,930 INFO L264 CegarLoopResult]: At program point L11-2(line 11) the Hoare annotation is: (let ((.cse1 (select |old(#memory_$Pointer$.offset)| |~#global~0.base|)) (.cse2 (select |old(#memory_$Pointer$.base)| |~#global~0.base|)) (.cse3 (+ |~#global~0.offset| 4))) (or (let ((.cse0 (= |assign_#in~pa.base| |assign_#in~pb.base|))) (and (or .cse0 (= |assign_#t~mem0| (select (select (store |#memory_int| assign_~pa.base (store (select |#memory_int| assign_~pa.base) assign_~pa.offset |assign_#t~mem0|)) |assign_#in~pb.base|) |assign_#in~pb.offset|))) (= assign_~pa.base |assign_#in~pa.base|) (= assign_~pb.base |assign_#in~pb.base|) (or .cse0 (= (select (select |#memory_int| |assign_#in~pa.base|) |assign_#in~pa.offset|) (select (select |#memory_int| |assign_#in~pb.base|) |assign_#in~pb.offset|))) (= assign_~pa.offset |assign_#in~pa.offset|) (= assign_~pb.offset |assign_#in~pb.offset|))) (not (= (select |#valid| |~#a~0.base|) 1)) (not (= (select .cse1 |~#global~0.offset|) |~#a~0.offset|)) (not (= (select .cse2 |~#global~0.offset|) |~#a~0.base|)) (not (= |~#global~0.offset| 0)) (not (= (select .cse1 .cse3) |~#b~0.offset|)) (= |~#b~0.base| |~#a~0.base|) (not (= |~#b~0.base| (select .cse2 .cse3))))) [2020-09-04 16:40:55,947 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:55,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:55,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,956 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,956 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:55,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:55,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,961 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:55,961 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,962 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:55,962 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,963 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,963 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,963 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:55,963 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:55,964 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,964 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,965 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:55,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:55,967 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,967 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:55,967 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,968 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,968 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:55,969 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,969 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,969 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,969 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:55,970 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,970 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,970 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:55,971 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,971 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,971 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,971 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,972 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,972 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:55,975 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,975 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:55,975 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:55,976 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:55,976 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:55,976 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,977 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,977 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,977 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:55,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 04:40:55 BoogieIcfgContainer [2020-09-04 16:40:55,980 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 16:40:55,982 INFO L168 Benchmark]: Toolchain (without parser) took 8188.42 ms. Allocated memory was 144.2 MB in the beginning and 309.9 MB in the end (delta: 165.7 MB). Free memory was 99.9 MB in the beginning and 151.3 MB in the end (delta: -51.4 MB). Peak memory consumption was 153.4 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:55,983 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 144.2 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-04 16:40:55,984 INFO L168 Benchmark]: CACSL2BoogieTranslator took 311.55 ms. Allocated memory is still 144.2 MB. Free memory was 99.7 MB in the beginning and 89.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:55,985 INFO L168 Benchmark]: Boogie Preprocessor took 140.61 ms. Allocated memory was 144.2 MB in the beginning and 201.3 MB in the end (delta: 57.1 MB). Free memory was 89.5 MB in the beginning and 178.6 MB in the end (delta: -89.1 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:55,986 INFO L168 Benchmark]: RCFGBuilder took 366.19 ms. Allocated memory is still 201.3 MB. Free memory was 178.6 MB in the beginning and 160.8 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:55,987 INFO L168 Benchmark]: TraceAbstraction took 7362.29 ms. Allocated memory was 201.3 MB in the beginning and 309.9 MB in the end (delta: 108.5 MB). Free memory was 160.1 MB in the beginning and 151.3 MB in the end (delta: 8.8 MB). Peak memory consumption was 156.4 MB. Max. memory is 7.1 GB. [2020-09-04 16:40:55,992 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 144.2 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 311.55 ms. Allocated memory is still 144.2 MB. Free memory was 99.7 MB in the beginning and 89.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 140.61 ms. Allocated memory was 144.2 MB in the beginning and 201.3 MB in the end (delta: 57.1 MB). Free memory was 89.5 MB in the beginning and 178.6 MB in the end (delta: -89.1 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 366.19 ms. Allocated memory is still 201.3 MB. Free memory was 178.6 MB in the beginning and 160.8 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7362.29 ms. Allocated memory was 201.3 MB in the beginning and 309.9 MB in the end (delta: 108.5 MB). Free memory was 160.1 MB in the beginning and 151.3 MB in the end (delta: 8.8 MB). Peak memory consumption was 156.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 31]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant [2020-09-04 16:40:56,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,010 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,010 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,010 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,010 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,011 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,011 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,012 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,012 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,012 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,012 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((((!(a == \old(#memory_$Pointer$)[global][global]) || !(a == \old(#memory_$Pointer$)[global][global])) || !(\old(#memory_$Pointer$)[global][global + 4] == b)) || !(global == 0)) || a == b) || !(\old(#memory_$Pointer$)[global][global + 4] == b)) || !(\valid[a] == 1) - ProcedureContractResult [Line: 19]: Procedure Contract for main [2020-09-04 16:40:56,014 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,014 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,015 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,015 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,015 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,015 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:56,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:56,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,017 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,017 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,018 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,018 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,018 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:56,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:56,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived contract for procedure main: ((((((!(\valid[a] == 1) || !(\old(#memory_$Pointer$)[global][global] == a)) || !(\old(#memory_$Pointer$)[global][global] == a)) || unknown-#memory_int-unknown[a][a] == unknown-#memory_int-unknown[b][b]) || !(global == 0)) || !(\old(#memory_$Pointer$)[global][global + 4] == b)) || b == a) || !(b == \old(#memory_$Pointer$)[global][global + 4]) - ProcedureContractResult [Line: 14]: Procedure Contract for assign2 [2020-09-04 16:40:56,020 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,020 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,021 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,021 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,021 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,023 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,023 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,023 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,024 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:56,024 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,024 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,024 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:56,025 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,025 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,025 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,027 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,027 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,027 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,027 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,028 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,028 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,028 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,029 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,029 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,029 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,029 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,030 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,030 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:56,030 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,030 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:56,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived contract for procedure assign2: ((((((((!(4 == pb) || !(\valid[a] == 1)) || !(\old(#memory_$Pointer$)[global][global] == a)) || !(\old(#memory_$Pointer$)[global][global] == a)) || unknown-#memory_int-unknown[\old(#memory_$Pointer$)[pa][pa]][\old(#memory_$Pointer$)[pa][pa]] == unknown-#memory_int-unknown[\old(#memory_$Pointer$)[pb][4]][\old(#memory_$Pointer$)[pb][4]]) || \old(#memory_$Pointer$)[pb][4] == \old(#memory_$Pointer$)[pa][pa]) || !(global == 0)) || !(\old(#memory_$Pointer$)[global][global + 4] == b)) || b == a) || !(b == \old(#memory_$Pointer$)[global][global + 4]) - ProcedureContractResult [Line: 9]: Procedure Contract for assign [2020-09-04 16:40:56,033 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,033 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,034 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,034 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:56,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:56,035 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,035 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,035 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,035 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,036 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,036 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,036 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-09-04 16:40:56,037 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-09-04 16:40:56,037 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:56,037 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-09-04 16:40:56,038 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,038 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,038 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-09-04 16:40:56,038 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived contract for procedure assign: ((((((((((pa == pa && pb == pb) && (pa == pb || unknown-#memory_int-unknown[pa][pa] == unknown-#memory_int-unknown[pb][pb])) && pa == pa) && pb == pb) || !(\valid[a] == 1)) || !(\old(#memory_$Pointer$)[global][global] == a)) || !(\old(#memory_$Pointer$)[global][global] == a)) || !(global == 0)) || !(\old(#memory_$Pointer$)[global][global + 4] == b)) || b == a) || !(b == \old(#memory_$Pointer$)[global][global + 4]) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.0s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 24 SDtfs, 128 SDslu, 34 SDs, 0 SdLazy, 486 SolverSat, 42 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 47 LocationsWithAnnotation, 47 PreInvPairs, 51 NumberOfFragments, 2584 HoareAnnotationTreeSize, 47 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 47 FomulaSimplificationsInter, 1565 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...