/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=LOWLEXORDER --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops/bubble_sort-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-28 00:36:32,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-28 00:36:32,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-28 00:36:32,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-28 00:36:32,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-28 00:36:32,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-28 00:36:32,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-28 00:36:32,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-28 00:36:32,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-28 00:36:32,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-28 00:36:32,151 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-28 00:36:32,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-28 00:36:32,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-28 00:36:32,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-28 00:36:32,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-28 00:36:32,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-28 00:36:32,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-28 00:36:32,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-28 00:36:32,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-28 00:36:32,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-28 00:36:32,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-28 00:36:32,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-28 00:36:32,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-28 00:36:32,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-28 00:36:32,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-28 00:36:32,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-28 00:36:32,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-28 00:36:32,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-28 00:36:32,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-28 00:36:32,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-28 00:36:32,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-28 00:36:32,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-28 00:36:32,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-28 00:36:32,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-28 00:36:32,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-28 00:36:32,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-28 00:36:32,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-28 00:36:32,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-28 00:36:32,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-28 00:36:32,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-28 00:36:32,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-28 00:36:32,223 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-28 00:36:32,266 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-28 00:36:32,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-28 00:36:32,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-28 00:36:32,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-28 00:36:32,270 INFO L138 SettingsManager]: * Use SBE=true [2020-08-28 00:36:32,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-28 00:36:32,271 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-28 00:36:32,271 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-28 00:36:32,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-28 00:36:32,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-28 00:36:32,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-28 00:36:32,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-28 00:36:32,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-28 00:36:32,274 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-28 00:36:32,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-28 00:36:32,274 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-28 00:36:32,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-28 00:36:32,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-28 00:36:32,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-28 00:36:32,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-28 00:36:32,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-28 00:36:32,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-28 00:36:32,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-28 00:36:32,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-28 00:36:32,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-28 00:36:32,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-28 00:36:32,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-28 00:36:32,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-28 00:36:32,277 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-28 00:36:32,277 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=LOWLEXORDER;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=LOWLEXORDER;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=LOWLEXORDER;log-additional-information=true; [2020-08-28 00:36:32,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-28 00:36:32,866 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-28 00:36:32,870 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-28 00:36:32,872 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-28 00:36:32,872 INFO L275 PluginConnector]: CDTParser initialized [2020-08-28 00:36:32,873 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/bubble_sort-1.c [2020-08-28 00:36:32,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d4d06abaa/580a874aacda42b49ab990057b77b3a8/FLAG2f1f2c4f9 [2020-08-28 00:36:33,445 INFO L306 CDTParser]: Found 1 translation units. [2020-08-28 00:36:33,446 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/loops/bubble_sort-1.c [2020-08-28 00:36:33,456 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d4d06abaa/580a874aacda42b49ab990057b77b3a8/FLAG2f1f2c4f9 [2020-08-28 00:36:33,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d4d06abaa/580a874aacda42b49ab990057b77b3a8 [2020-08-28 00:36:33,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-28 00:36:33,782 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-28 00:36:33,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-28 00:36:33,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-28 00:36:33,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-28 00:36:33,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 12:36:33" (1/1) ... [2020-08-28 00:36:33,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@244669af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 12:36:33, skipping insertion in model container [2020-08-28 00:36:33,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 12:36:33" (1/1) ... [2020-08-28 00:36:33,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-28 00:36:33,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-28 00:36:34,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-28 00:36:34,103 INFO L203 MainTranslator]: Completed pre-run [2020-08-28 00:36:34,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-28 00:36:34,155 INFO L208 MainTranslator]: Completed translation [2020-08-28 00:36:34,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 12:36:34 WrapperNode [2020-08-28 00:36:34,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-28 00:36:34,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-28 00:36:34,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-28 00:36:34,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-28 00:36:34,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 12:36:34" (1/1) ... [2020-08-28 00:36:34,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 12:36:34" (1/1) ... [2020-08-28 00:36:34,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 12:36:34" (1/1) ... [2020-08-28 00:36:34,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 12:36:34" (1/1) ... [2020-08-28 00:36:34,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 12:36:34" (1/1) ... [2020-08-28 00:36:34,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 12:36:34" (1/1) ... [2020-08-28 00:36:34,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 12:36:34" (1/1) ... [2020-08-28 00:36:34,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-28 00:36:34,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-28 00:36:34,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-28 00:36:34,301 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-28 00:36:34,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 12:36:34" (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 [2020-08-28 00:36:34,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-28 00:36:34,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-28 00:36:34,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-08-28 00:36:34,389 INFO L138 BoogieDeclarations]: Found implementation of procedure bubblesort [2020-08-28 00:36:34,389 INFO L138 BoogieDeclarations]: Found implementation of procedure bubblesort1 [2020-08-28 00:36:34,389 INFO L138 BoogieDeclarations]: Found implementation of procedure q1 [2020-08-28 00:36:34,390 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-28 00:36:34,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-28 00:36:34,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-08-28 00:36:34,390 INFO L130 BoogieDeclarations]: Found specification of procedure bubblesort [2020-08-28 00:36:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-28 00:36:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-28 00:36:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure bubblesort1 [2020-08-28 00:36:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-28 00:36:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure q1 [2020-08-28 00:36:34,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-28 00:36:34,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-28 00:36:34,392 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-28 00:36:34,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-28 00:36:34,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-28 00:36:34,858 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-28 00:36:34,858 INFO L295 CfgBuilder]: Removed 8 assume(true) statements. [2020-08-28 00:36:34,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 12:36:34 BoogieIcfgContainer [2020-08-28 00:36:34,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-28 00:36:34,864 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-28 00:36:34,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-28 00:36:34,868 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-28 00:36:34,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.08 12:36:33" (1/3) ... [2020-08-28 00:36:34,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1920408a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 12:36:34, skipping insertion in model container [2020-08-28 00:36:34,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 12:36:34" (2/3) ... [2020-08-28 00:36:34,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1920408a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 12:36:34, skipping insertion in model container [2020-08-28 00:36:34,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 12:36:34" (3/3) ... [2020-08-28 00:36:34,873 INFO L109 eAbstractionObserver]: Analyzing ICFG bubble_sort-1.c [2020-08-28 00:36:34,885 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-28 00:36:34,896 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-28 00:36:34,916 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-28 00:36:34,943 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-28 00:36:34,943 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-28 00:36:34,943 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-28 00:36:34,944 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-28 00:36:34,944 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-28 00:36:34,944 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-28 00:36:34,944 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-28 00:36:34,944 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-28 00:36:34,968 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2020-08-28 00:36:34,976 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-28 00:36:34,984 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 40 states. [2020-08-28 00:36:35,108 INFO L268 CegarLoopResult]: For program point L23(lines 23 28) no Hoare annotation was computed. [2020-08-28 00:36:35,109 INFO L268 CegarLoopResult]: For program point L21(lines 21 29) no Hoare annotation was computed. [2020-08-28 00:36:35,109 INFO L268 CegarLoopResult]: For program point bubblesortEXIT(lines 12 32) no Hoare annotation was computed. [2020-08-28 00:36:35,109 INFO L271 CegarLoopResult]: At program point bubblesortENTRY(lines 12 32) the Hoare annotation is: true [2020-08-28 00:36:35,110 INFO L268 CegarLoopResult]: For program point L18-2(lines 18 30) no Hoare annotation was computed. [2020-08-28 00:36:35,110 INFO L271 CegarLoopResult]: At program point L18-3(lines 18 30) the Hoare annotation is: true [2020-08-28 00:36:35,110 INFO L268 CegarLoopResult]: For program point L16-2(lines 16 31) no Hoare annotation was computed. [2020-08-28 00:36:35,110 INFO L271 CegarLoopResult]: At program point L16-3(lines 16 31) the Hoare annotation is: true [2020-08-28 00:36:35,111 INFO L268 CegarLoopResult]: For program point L16-4(lines 12 32) no Hoare annotation was computed. [2020-08-28 00:36:35,111 INFO L271 CegarLoopResult]: At program point L68-3(line 68) the Hoare annotation is: true [2020-08-28 00:36:35,111 INFO L268 CegarLoopResult]: For program point L64-2(line 64) no Hoare annotation was computed. [2020-08-28 00:36:35,111 INFO L271 CegarLoopResult]: At program point L64-3(line 64) the Hoare annotation is: true [2020-08-28 00:36:35,111 INFO L271 CegarLoopResult]: At program point L61(lines 61 81) the Hoare annotation is: true [2020-08-28 00:36:35,113 INFO L268 CegarLoopResult]: For program point L74-2(lines 74 79) no Hoare annotation was computed. [2020-08-28 00:36:35,114 INFO L271 CegarLoopResult]: At program point L74-3(lines 74 79) the Hoare annotation is: true [2020-08-28 00:36:35,114 INFO L271 CegarLoopResult]: At program point q1ENTRY(lines 52 85) the Hoare annotation is: true [2020-08-28 00:36:35,114 INFO L268 CegarLoopResult]: For program point q1FINAL(lines 52 85) no Hoare annotation was computed. [2020-08-28 00:36:35,114 INFO L268 CegarLoopResult]: For program point L54(lines 54 55) no Hoare annotation was computed. [2020-08-28 00:36:35,115 INFO L271 CegarLoopResult]: At program point L83(line 83) the Hoare annotation is: true [2020-08-28 00:36:35,115 INFO L268 CegarLoopResult]: For program point L83-1(line 83) no Hoare annotation was computed. [2020-08-28 00:36:35,115 INFO L268 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-08-28 00:36:35,115 INFO L268 CegarLoopResult]: For program point q1EXIT(lines 52 85) no Hoare annotation was computed. [2020-08-28 00:36:35,117 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-08-28 00:36:35,117 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-08-28 00:36:35,118 INFO L268 CegarLoopResult]: For program point L72-2(line 72) no Hoare annotation was computed. [2020-08-28 00:36:35,118 INFO L271 CegarLoopResult]: At program point L72-3(line 72) the Hoare annotation is: true [2020-08-28 00:36:35,118 INFO L268 CegarLoopResult]: For program point L72-4(line 72) no Hoare annotation was computed. [2020-08-28 00:36:35,118 INFO L268 CegarLoopResult]: For program point L68-2(line 68) no Hoare annotation was computed. [2020-08-28 00:36:35,119 INFO L268 CegarLoopResult]: For program point bubblesort1ENTRY(lines 34 50) no Hoare annotation was computed. [2020-08-28 00:36:35,119 INFO L268 CegarLoopResult]: For program point L38-2(lines 38 49) no Hoare annotation was computed. [2020-08-28 00:36:35,119 INFO L268 CegarLoopResult]: For program point L38-3(lines 38 49) no Hoare annotation was computed. [2020-08-28 00:36:35,119 INFO L268 CegarLoopResult]: For program point L38-4(lines 34 50) no Hoare annotation was computed. [2020-08-28 00:36:35,120 INFO L268 CegarLoopResult]: For program point bubblesort1EXIT(lines 34 50) no Hoare annotation was computed. [2020-08-28 00:36:35,120 INFO L268 CegarLoopResult]: For program point L43-1(line 43) no Hoare annotation was computed. [2020-08-28 00:36:35,120 INFO L268 CegarLoopResult]: For program point L43-3(lines 43 47) no Hoare annotation was computed. [2020-08-28 00:36:35,120 INFO L268 CegarLoopResult]: For program point L43-5(lines 43 47) no Hoare annotation was computed. [2020-08-28 00:36:35,120 INFO L268 CegarLoopResult]: For program point L43-6(lines 43 47) no Hoare annotation was computed. [2020-08-28 00:36:35,120 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-28 00:36:35,121 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-08-28 00:36:35,121 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-28 00:36:35,121 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-28 00:36:35,122 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-08-28 00:36:35,122 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-28 00:36:35,122 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-28 00:36:35,122 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 87 93) the Hoare annotation is: true [2020-08-28 00:36:35,122 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 87 93) no Hoare annotation was computed. [2020-08-28 00:36:35,123 INFO L271 CegarLoopResult]: At program point L89(line 89) the Hoare annotation is: true [2020-08-28 00:36:35,123 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 87 93) no Hoare annotation was computed. [2020-08-28 00:36:35,123 INFO L268 CegarLoopResult]: For program point L89-1(line 89) no Hoare annotation was computed. [2020-08-28 00:36:35,123 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertENTRY(lines 3 8) no Hoare annotation was computed. [2020-08-28 00:36:35,123 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertEXIT(lines 3 8) no Hoare annotation was computed. [2020-08-28 00:36:35,124 INFO L268 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-08-28 00:36:35,124 INFO L268 CegarLoopResult]: For program point L4(lines 4 6) no Hoare annotation was computed. [2020-08-28 00:36:35,124 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-08-28 00:36:35,124 INFO L268 CegarLoopResult]: For program point L4-2(lines 3 8) no Hoare annotation was computed. [2020-08-28 00:36:35,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.08 12:36:35 BoogieIcfgContainer [2020-08-28 00:36:35,142 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-28 00:36:35,148 INFO L168 Benchmark]: Toolchain (without parser) took 1362.27 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 101.8 MB in the beginning and 140.1 MB in the end (delta: -38.4 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2020-08-28 00:36:35,150 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-28 00:36:35,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.91 ms. Allocated memory is still 139.5 MB. Free memory was 101.5 MB in the beginning and 90.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2020-08-28 00:36:35,155 INFO L168 Benchmark]: Boogie Preprocessor took 143.97 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 90.0 MB in the beginning and 179.1 MB in the end (delta: -89.0 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. [2020-08-28 00:36:35,156 INFO L168 Benchmark]: RCFGBuilder took 562.40 ms. Allocated memory is still 201.9 MB. Free memory was 178.4 MB in the beginning and 154.7 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. [2020-08-28 00:36:35,157 INFO L168 Benchmark]: TraceAbstraction took 277.92 ms. Allocated memory is still 201.9 MB. Free memory was 154.0 MB in the beginning and 140.1 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2020-08-28 00:36:35,169 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 372.91 ms. Allocated memory is still 139.5 MB. Free memory was 101.5 MB in the beginning and 90.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 143.97 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 90.0 MB in the beginning and 179.1 MB in the end (delta: -89.0 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 562.40 ms. Allocated memory is still 201.9 MB. Free memory was 178.4 MB in the beginning and 154.7 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 277.92 ms. Allocated memory is still 201.9 MB. Free memory was 154.0 MB in the beginning and 140.1 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred 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: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 15 NumberOfFragments, 15 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...