/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 --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-benchs/cast_float_union.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 14:53:14,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 14:53:14,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 14:53:14,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 14:53:14,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 14:53:14,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 14:53:14,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 14:53:14,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 14:53:14,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 14:53:14,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 14:53:14,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 14:53:14,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 14:53:14,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 14:53:14,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 14:53:14,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 14:53:14,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 14:53:14,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 14:53:14,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 14:53:14,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 14:53:14,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 14:53:14,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 14:53:14,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 14:53:14,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 14:53:14,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 14:53:14,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 14:53:14,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 14:53:14,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 14:53:14,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 14:53:14,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 14:53:14,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 14:53:14,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 14:53:14,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 14:53:14,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 14:53:14,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 14:53:14,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 14:53:14,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 14:53:14,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 14:53:14,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 14:53:14,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 14:53:14,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 14:53:14,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 14:53:14,434 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 [2020-09-24 14:53:14,462 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 14:53:14,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 14:53:14,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 14:53:14,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 14:53:14,464 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 14:53:14,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 14:53:14,465 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-24 14:53:14,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 14:53:14,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-24 14:53:14,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 14:53:14,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 14:53:14,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 14:53:14,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 14:53:14,466 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-24 14:53:14,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 14:53:14,467 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 14:53:14,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 14:53:14,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 14:53:14,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 14:53:14,468 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 14:53:14,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 14:53:14,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 14:53:14,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 14:53:14,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 14:53:14,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 14:53:14,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 14:53:14,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 14:53:14,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 14:53:14,470 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 14:53:14,470 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.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-09-24 14:53:14,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 14:53:14,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 14:53:14,948 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 14:53:14,950 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 14:53:14,950 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 14:53:14,952 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_float_union.c [2020-09-24 14:53:15,030 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/572a4caa9/32488cbf68f3470782d1916a537328b3/FLAGd3abaf181 [2020-09-24 14:53:15,573 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 14:53:15,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/float-benchs/cast_float_union.c [2020-09-24 14:53:15,583 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/572a4caa9/32488cbf68f3470782d1916a537328b3/FLAGd3abaf181 [2020-09-24 14:53:15,932 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/572a4caa9/32488cbf68f3470782d1916a537328b3 [2020-09-24 14:53:15,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 14:53:15,953 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 14:53:15,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 14:53:15,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 14:53:15,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 14:53:15,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 02:53:15" (1/1) ... [2020-09-24 14:53:15,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ee0cdab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 02:53:15, skipping insertion in model container [2020-09-24 14:53:15,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 02:53:15" (1/1) ... [2020-09-24 14:53:15,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 14:53:16,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 14:53:16,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 14:53:16,234 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 14:53:16,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 14:53:16,292 INFO L208 MainTranslator]: Completed translation [2020-09-24 14:53:16,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 02:53:16 WrapperNode [2020-09-24 14:53:16,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 14:53:16,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 14:53:16,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 14:53:16,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 14:53:16,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 02:53:16" (1/1) ... [2020-09-24 14:53:16,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 02:53:16" (1/1) ... [2020-09-24 14:53:16,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 02:53:16" (1/1) ... [2020-09-24 14:53:16,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 02:53:16" (1/1) ... [2020-09-24 14:53:16,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 02:53:16" (1/1) ... [2020-09-24 14:53:16,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 02:53:16" (1/1) ... [2020-09-24 14:53:16,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 02:53:16" (1/1) ... [2020-09-24 14:53:16,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 14:53:16,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 14:53:16,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 14:53:16,438 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 14:53:16,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 02:53:16" (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 [2020-09-24 14:53:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 14:53:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 14:53:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-24 14:53:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-09-24 14:53:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2020-09-24 14:53:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 14:53:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 14:53:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2020-09-24 14:53:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-24 14:53:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-24 14:53:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-09-24 14:53:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2020-09-24 14:53:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 14:53:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-09-24 14:53:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 14:53:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 14:53:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 14:53:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-09-24 14:53:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 14:53:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 14:53:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 14:53:16,950 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 14:53:16,951 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-24 14:53:16,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 02:53:16 BoogieIcfgContainer [2020-09-24 14:53:16,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 14:53:16,958 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 14:53:16,958 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 14:53:16,962 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 14:53:16,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 02:53:15" (1/3) ... [2020-09-24 14:53:16,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13b41aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 02:53:16, skipping insertion in model container [2020-09-24 14:53:16,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 02:53:16" (2/3) ... [2020-09-24 14:53:16,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13b41aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 02:53:16, skipping insertion in model container [2020-09-24 14:53:16,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 02:53:16" (3/3) ... [2020-09-24 14:53:16,966 INFO L109 eAbstractionObserver]: Analyzing ICFG cast_float_union.c [2020-09-24 14:53:16,976 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 14:53:16,987 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 14:53:17,010 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 14:53:17,050 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 14:53:17,050 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 14:53:17,050 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 14:53:17,050 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 14:53:17,050 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 14:53:17,051 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 14:53:17,051 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 14:53:17,051 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 14:53:17,072 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states. [2020-09-24 14:53:17,080 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-24 14:53:17,089 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 63 states. [2020-09-24 14:53:17,170 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-09-24 14:53:17,171 INFO L268 CegarLoopResult]: For program point L31-1(line 31) no Hoare annotation was computed. [2020-09-24 14:53:17,171 INFO L268 CegarLoopResult]: For program point L31-2(line 31) no Hoare annotation was computed. [2020-09-24 14:53:17,171 INFO L268 CegarLoopResult]: For program point L31-3(line 31) no Hoare annotation was computed. [2020-09-24 14:53:17,171 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-09-24 14:53:17,171 INFO L268 CegarLoopResult]: For program point L27-1(line 27) no Hoare annotation was computed. [2020-09-24 14:53:17,171 INFO L268 CegarLoopResult]: For program point L27-2(line 27) no Hoare annotation was computed. [2020-09-24 14:53:17,171 INFO L268 CegarLoopResult]: For program point L27-3(line 27) no Hoare annotation was computed. [2020-09-24 14:53:17,172 INFO L268 CegarLoopResult]: For program point L27-4(line 27) no Hoare annotation was computed. [2020-09-24 14:53:17,172 INFO L268 CegarLoopResult]: For program point L27-5(line 27) no Hoare annotation was computed. [2020-09-24 14:53:17,172 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-09-24 14:53:17,172 INFO L268 CegarLoopResult]: For program point L40-1(lines 40 46) no Hoare annotation was computed. [2020-09-24 14:53:17,172 INFO L268 CegarLoopResult]: For program point L40-2(line 40) no Hoare annotation was computed. [2020-09-24 14:53:17,172 INFO L268 CegarLoopResult]: For program point L36(lines 36 46) no Hoare annotation was computed. [2020-09-24 14:53:17,172 INFO L268 CegarLoopResult]: For program point L40-4(line 40) no Hoare annotation was computed. [2020-09-24 14:53:17,173 INFO L268 CegarLoopResult]: For program point L36-1(line 36) no Hoare annotation was computed. [2020-09-24 14:53:17,173 INFO L268 CegarLoopResult]: For program point L40-5(lines 36 46) no Hoare annotation was computed. [2020-09-24 14:53:17,173 INFO L268 CegarLoopResult]: For program point L36-3(line 36) no Hoare annotation was computed. [2020-09-24 14:53:17,173 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-09-24 14:53:17,173 INFO L268 CegarLoopResult]: For program point castFINAL(lines 24 48) no Hoare annotation was computed. [2020-09-24 14:53:17,173 INFO L271 CegarLoopResult]: At program point castENTRY(lines 24 48) the Hoare annotation is: true [2020-09-24 14:53:17,174 INFO L268 CegarLoopResult]: For program point L28-1(line 28) no Hoare annotation was computed. [2020-09-24 14:53:17,174 INFO L268 CegarLoopResult]: For program point L28-2(line 28) no Hoare annotation was computed. [2020-09-24 14:53:17,174 INFO L268 CegarLoopResult]: For program point L28-3(line 28) no Hoare annotation was computed. [2020-09-24 14:53:17,174 INFO L268 CegarLoopResult]: For program point L28-4(line 28) no Hoare annotation was computed. [2020-09-24 14:53:17,174 INFO L268 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-09-24 14:53:17,174 INFO L268 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-09-24 14:53:17,175 INFO L268 CegarLoopResult]: For program point L41-1(line 41) no Hoare annotation was computed. [2020-09-24 14:53:17,175 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-09-24 14:53:17,175 INFO L268 CegarLoopResult]: For program point L37-1(line 37) no Hoare annotation was computed. [2020-09-24 14:53:17,175 INFO L268 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-09-24 14:53:17,175 INFO L268 CegarLoopResult]: For program point L33-1(line 33) no Hoare annotation was computed. [2020-09-24 14:53:17,175 INFO L268 CegarLoopResult]: For program point castEXIT(lines 24 48) no Hoare annotation was computed. [2020-09-24 14:53:17,176 INFO L268 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-09-24 14:53:17,176 INFO L268 CegarLoopResult]: For program point L42-1(line 42) no Hoare annotation was computed. [2020-09-24 14:53:17,176 INFO L268 CegarLoopResult]: For program point L42-2(line 42) no Hoare annotation was computed. [2020-09-24 14:53:17,176 INFO L268 CegarLoopResult]: For program point L42-3(line 42) no Hoare annotation was computed. [2020-09-24 14:53:17,176 INFO L268 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-09-24 14:53:17,176 INFO L268 CegarLoopResult]: For program point L38-1(line 38) no Hoare annotation was computed. [2020-09-24 14:53:17,176 INFO L268 CegarLoopResult]: For program point L38-2(line 38) no Hoare annotation was computed. [2020-09-24 14:53:17,177 INFO L268 CegarLoopResult]: For program point L38-3(line 38) no Hoare annotation was computed. [2020-09-24 14:53:17,177 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-09-24 14:53:17,177 INFO L268 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-09-24 14:53:17,177 INFO L268 CegarLoopResult]: For program point L26(line 26) no Hoare annotation was computed. [2020-09-24 14:53:17,177 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-09-24 14:53:17,177 INFO L268 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-09-24 14:53:17,177 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-24 14:53:17,178 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-09-24 14:53:17,178 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-24 14:53:17,178 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-24 14:53:17,178 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-24 14:53:17,178 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-24 14:53:17,178 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-24 14:53:17,178 INFO L268 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 8 10) no Hoare annotation was computed. [2020-09-24 14:53:17,178 INFO L268 CegarLoopResult]: For program point L9(line 9) no Hoare annotation was computed. [2020-09-24 14:53:17,179 INFO L268 CegarLoopResult]: For program point L9-1(line 9) no Hoare annotation was computed. [2020-09-24 14:53:17,179 INFO L268 CegarLoopResult]: For program point L9-3(lines 8 10) no Hoare annotation was computed. [2020-09-24 14:53:17,179 INFO L268 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 8 10) no Hoare annotation was computed. [2020-09-24 14:53:17,179 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 50 58) the Hoare annotation is: true [2020-09-24 14:53:17,179 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 50 58) no Hoare annotation was computed. [2020-09-24 14:53:17,180 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-09-24 14:53:17,180 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 50 58) no Hoare annotation was computed. [2020-09-24 14:53:17,180 INFO L271 CegarLoopResult]: At program point L56(line 56) the Hoare annotation is: true [2020-09-24 14:53:17,180 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-09-24 14:53:17,180 INFO L268 CegarLoopResult]: For program point L56-1(line 56) no Hoare annotation was computed. [2020-09-24 14:53:17,180 INFO L268 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-09-24 14:53:17,181 INFO L268 CegarLoopResult]: For program point L56-2(line 56) no Hoare annotation was computed. [2020-09-24 14:53:17,181 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-09-24 14:53:17,181 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertENTRY(line 11) no Hoare annotation was computed. [2020-09-24 14:53:17,181 INFO L268 CegarLoopResult]: For program point L11(line 11) no Hoare annotation was computed. [2020-09-24 14:53:17,181 INFO L268 CegarLoopResult]: For program point L11-1(line 11) no Hoare annotation was computed. [2020-09-24 14:53:17,182 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertEXIT(line 11) no Hoare annotation was computed. [2020-09-24 14:53:17,182 INFO L268 CegarLoopResult]: For program point L11-3(line 11) no Hoare annotation was computed. [2020-09-24 14:53:17,182 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2020-09-24 14:53:17,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.09 02:53:17 BoogieIcfgContainer [2020-09-24 14:53:17,190 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-24 14:53:17,195 INFO L168 Benchmark]: Toolchain (without parser) took 1244.30 ms. Allocated memory was 146.3 MB in the beginning and 202.4 MB in the end (delta: 56.1 MB). Free memory was 102.4 MB in the beginning and 144.9 MB in the end (delta: -42.6 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. [2020-09-24 14:53:17,196 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-24 14:53:17,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.24 ms. Allocated memory is still 146.3 MB. Free memory was 101.7 MB in the beginning and 91.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2020-09-24 14:53:17,199 INFO L168 Benchmark]: Boogie Preprocessor took 144.33 ms. Allocated memory was 146.3 MB in the beginning and 202.4 MB in the end (delta: 56.1 MB). Free memory was 91.1 MB in the beginning and 179.5 MB in the end (delta: -88.4 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2020-09-24 14:53:17,200 INFO L168 Benchmark]: RCFGBuilder took 518.33 ms. Allocated memory is still 202.4 MB. Free memory was 179.5 MB in the beginning and 158.6 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2020-09-24 14:53:17,201 INFO L168 Benchmark]: TraceAbstraction took 232.65 ms. Allocated memory is still 202.4 MB. Free memory was 158.0 MB in the beginning and 144.9 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. [2020-09-24 14:53:17,207 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 339.24 ms. Allocated memory is still 146.3 MB. Free memory was 101.7 MB in the beginning and 91.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 144.33 ms. Allocated memory was 146.3 MB in the beginning and 202.4 MB in the end (delta: 56.1 MB). Free memory was 91.1 MB in the beginning and 179.5 MB in the end (delta: -88.4 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 518.33 ms. Allocated memory is still 202.4 MB. Free memory was 179.5 MB in the beginning and 158.6 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 232.65 ms. Allocated memory is still 202.4 MB. Free memory was 158.0 MB in the beginning and 144.9 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 11]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred 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, 6 LocationsWithAnnotation, 6 PreInvPairs, 6 NumberOfFragments, 6 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 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...