java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/array-examples/sanfoundry_43_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:31:45,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:31:45,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:31:45,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:31:45,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:31:45,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:31:45,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:31:45,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:31:45,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:31:45,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:31:45,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:31:45,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:31:45,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:31:45,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:31:45,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:31:45,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:31:45,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:31:45,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:31:45,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:31:45,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:31:45,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:31:45,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:31:45,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:31:45,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:31:45,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:31:45,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:31:45,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:31:45,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:31:45,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:31:45,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:31:45,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:31:45,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:31:45,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:31:45,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:31:45,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:31:45,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:31:45,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:31:45,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:31:45,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:31:45,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:31:45,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:31:45,591 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 01:31:45,606 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:31:45,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:31:45,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:31:45,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:31:45,608 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:31:45,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:31:45,609 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:31:45,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:31:45,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:31:45,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:31:45,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:31:45,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:31:45,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:31:45,610 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:31:45,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:31:45,610 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:31:45,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:31:45,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:31:45,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:31:45,611 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:31:45,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:31:45,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:31:45,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:31:45,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:31:45,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:31:45,613 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:31:45,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:31:45,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:31:45,613 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 01:31:45,943 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:31:45,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:31:45,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:31:45,961 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:31:45,961 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:31:45,962 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/sanfoundry_43_ground.i [2019-10-15 01:31:46,023 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/132b2ff92/2a6e5463c6f74568bb95a08aa2d3ef1e/FLAGc44c50b01 [2019-10-15 01:31:46,478 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:31:46,479 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/sanfoundry_43_ground.i [2019-10-15 01:31:46,486 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/132b2ff92/2a6e5463c6f74568bb95a08aa2d3ef1e/FLAGc44c50b01 [2019-10-15 01:31:46,870 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/132b2ff92/2a6e5463c6f74568bb95a08aa2d3ef1e [2019-10-15 01:31:46,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:31:46,879 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:31:46,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:31:46,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:31:46,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:31:46,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:31:46" (1/1) ... [2019-10-15 01:31:46,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b536ee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:46, skipping insertion in model container [2019-10-15 01:31:46,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:31:46" (1/1) ... [2019-10-15 01:31:46,894 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:31:46,913 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:31:47,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:31:47,109 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:31:47,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:31:47,145 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:31:47,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:47 WrapperNode [2019-10-15 01:31:47,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:31:47,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:31:47,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:31:47,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:31:47,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:47" (1/1) ... [2019-10-15 01:31:47,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:47" (1/1) ... [2019-10-15 01:31:47,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:47" (1/1) ... [2019-10-15 01:31:47,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:47" (1/1) ... [2019-10-15 01:31:47,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:47" (1/1) ... [2019-10-15 01:31:47,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:47" (1/1) ... [2019-10-15 01:31:47,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:47" (1/1) ... [2019-10-15 01:31:47,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:31:47,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:31:47,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:31:47,294 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:31:47,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:31:47,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:31:47,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:31:47,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 01:31:47,357 INFO L138 BoogieDeclarations]: Found implementation of procedure incrementArray [2019-10-15 01:31:47,357 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:31:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:31:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 01:31:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:31:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure incrementArray [2019-10-15 01:31:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:31:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:31:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:31:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:31:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:31:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:31:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:31:47,706 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:31:47,707 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-15 01:31:47,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:31:47 BoogieIcfgContainer [2019-10-15 01:31:47,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:31:47,709 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:31:47,709 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:31:47,714 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:31:47,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:31:46" (1/3) ... [2019-10-15 01:31:47,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20cfde66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:31:47, skipping insertion in model container [2019-10-15 01:31:47,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:31:47" (2/3) ... [2019-10-15 01:31:47,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20cfde66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:31:47, skipping insertion in model container [2019-10-15 01:31:47,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:31:47" (3/3) ... [2019-10-15 01:31:47,718 INFO L109 eAbstractionObserver]: Analyzing ICFG sanfoundry_43_ground.i [2019-10-15 01:31:47,731 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:31:47,738 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:31:47,749 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:31:47,774 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:31:47,775 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:31:47,775 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:31:47,775 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:31:47,775 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:31:47,775 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:31:47,775 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:31:47,775 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:31:47,789 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states. [2019-10-15 01:31:47,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:31:47,801 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 15 states. [2019-10-15 01:31:47,868 INFO L446 ceAbstractionStarter]: At program point incrementArrayENTRY(lines 5 11) the Hoare annotation is: true [2019-10-15 01:31:47,868 INFO L443 ceAbstractionStarter]: For program point incrementArrayEXIT(lines 5 11) no Hoare annotation was computed. [2019-10-15 01:31:47,868 INFO L446 ceAbstractionStarter]: At program point L8-3(lines 8 10) the Hoare annotation is: true [2019-10-15 01:31:47,868 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:31:47,868 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:31:47,868 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:31:47,869 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-10-15 01:31:47,869 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:31:47,869 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:31:47,869 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 12 27) no Hoare annotation was computed. [2019-10-15 01:31:47,869 INFO L443 ceAbstractionStarter]: For program point L21(line 21) no Hoare annotation was computed. [2019-10-15 01:31:47,869 INFO L446 ceAbstractionStarter]: At program point L23-3(lines 23 25) the Hoare annotation is: true [2019-10-15 01:31:47,869 INFO L446 ceAbstractionStarter]: At program point L17-3(lines 17 19) the Hoare annotation is: true [2019-10-15 01:31:47,870 INFO L446 ceAbstractionStarter]: At program point L17-4(lines 17 19) the Hoare annotation is: true [2019-10-15 01:31:47,870 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 12 27) the Hoare annotation is: true [2019-10-15 01:31:47,870 INFO L443 ceAbstractionStarter]: For program point L2-1(line 2) no Hoare annotation was computed. [2019-10-15 01:31:47,870 INFO L443 ceAbstractionStarter]: For program point L2-3(line 2) no Hoare annotation was computed. [2019-10-15 01:31:47,870 INFO L443 ceAbstractionStarter]: For program point __VERIFIER_assertENTRY(line 2) no Hoare annotation was computed. [2019-10-15 01:31:47,870 INFO L443 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(line 2) no Hoare annotation was computed. [2019-10-15 01:31:47,872 INFO L443 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2) no Hoare annotation was computed. [2019-10-15 01:31:47,874 INFO L443 ceAbstractionStarter]: For program point L2(line 2) no Hoare annotation was computed. [2019-10-15 01:31:47,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:31:47 BoogieIcfgContainer [2019-10-15 01:31:47,884 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:31:47,887 INFO L168 Benchmark]: Toolchain (without parser) took 1007.12 ms. Allocated memory was 141.0 MB in the beginning and 198.7 MB in the end (delta: 57.7 MB). Free memory was 98.2 MB in the beginning and 146.3 MB in the end (delta: -48.0 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-10-15 01:31:47,889 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 117.4 MB in the beginning and 117.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 01:31:47,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 266.56 ms. Allocated memory is still 141.0 MB. Free memory was 98.0 MB in the beginning and 87.9 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-10-15 01:31:47,892 INFO L168 Benchmark]: Boogie Preprocessor took 146.18 ms. Allocated memory was 141.0 MB in the beginning and 198.7 MB in the end (delta: 57.7 MB). Free memory was 87.9 MB in the beginning and 176.5 MB in the end (delta: -88.6 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-10-15 01:31:47,893 INFO L168 Benchmark]: RCFGBuilder took 415.00 ms. Allocated memory is still 198.7 MB. Free memory was 176.5 MB in the beginning and 156.4 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-10-15 01:31:47,894 INFO L168 Benchmark]: TraceAbstraction took 175.12 ms. Allocated memory is still 198.7 MB. Free memory was 156.4 MB in the beginning and 146.3 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-10-15 01:31:47,899 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 117.4 MB in the beginning and 117.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 266.56 ms. Allocated memory is still 141.0 MB. Free memory was 98.0 MB in the beginning and 87.9 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 146.18 ms. Allocated memory was 141.0 MB in the beginning and 198.7 MB in the end (delta: 57.7 MB). Free memory was 87.9 MB in the beginning and 176.5 MB in the end (delta: -88.6 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 415.00 ms. Allocated memory is still 198.7 MB. Free memory was 176.5 MB in the beginning and 156.4 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 175.12 ms. Allocated memory is still 198.7 MB. Free memory was 156.4 MB in the beginning and 146.3 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2]: 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: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 21 locations, 1 error locations. Result: SAFE, OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred 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, 9 LocationsWithAnnotation, 9 PreInvPairs, 9 NumberOfFragments, 9 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 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...