/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=5 --traceabstraction.additional.smt.options interpolation-heuristic=WIDEST -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 0.1.25-5644d1e-m [2020-08-18 22:40:00,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 22:40:00,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 22:40:00,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 22:40:00,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 22:40:00,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 22:40:00,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 22:40:00,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 22:40:00,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 22:40:00,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 22:40:00,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 22:40:01,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 22:40:01,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 22:40:01,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 22:40:01,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 22:40:01,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 22:40:01,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 22:40:01,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 22:40:01,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 22:40:01,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 22:40:01,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 22:40:01,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 22:40:01,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 22:40:01,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 22:40:01,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 22:40:01,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 22:40:01,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 22:40:01,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 22:40:01,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 22:40:01,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2020-08-18 22:40:01,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 22:40:01,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 22:40:01,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 22:40:01,047 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 [2020-08-18 22:40:01,092 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 22:40:01,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 22:40:01,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 22:40:01,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 22:40:01,094 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 22:40:01,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 22:40:01,095 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 22:40:01,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 22:40:01,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 22:40:01,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 22:40:01,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 22:40:01,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 22:40:01,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 22:40:01,097 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 22:40:01,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 22:40:01,098 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 22:40:01,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 22:40:01,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 22:40:01,098 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 22:40:01,098 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 22:40:01,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 22:40:01,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 22:40:01,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 22:40:01,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 22:40:01,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 22:40:01,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 22:40:01,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 22:40:01,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 22:40:01,100 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 22:40:01,100 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=5;interpolation-heuristic=WIDEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDEST; [2020-08-18 22:40:01,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 22:40:01,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 22:40:01,457 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 22:40:01,459 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 22:40:01,459 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 22:40:01,460 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_float_union.c [2020-08-18 22:40:01,527 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d0319c42d/d036bf36b67647b287fbc35ed66be662/FLAGcd823b455 [2020-08-18 22:40:01,973 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 22:40:01,974 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/float-benchs/cast_float_union.c [2020-08-18 22:40:01,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d0319c42d/d036bf36b67647b287fbc35ed66be662/FLAGcd823b455 [2020-08-18 22:40:02,375 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d0319c42d/d036bf36b67647b287fbc35ed66be662 [2020-08-18 22:40:02,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 22:40:02,386 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 22:40:02,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 22:40:02,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 22:40:02,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 22:40:02,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 10:40:02" (1/1) ... [2020-08-18 22:40:02,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78985504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:40:02, skipping insertion in model container [2020-08-18 22:40:02,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 10:40:02" (1/1) ... [2020-08-18 22:40:02,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 22:40:02,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 22:40:02,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 22:40:02,704 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 22:40:02,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 22:40:02,854 INFO L208 MainTranslator]: Completed translation [2020-08-18 22:40:02,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:40:02 WrapperNode [2020-08-18 22:40:02,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 22:40:02,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 22:40:02,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 22:40:02,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 22:40:02,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:40:02" (1/1) ... [2020-08-18 22:40:02,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:40:02" (1/1) ... [2020-08-18 22:40:02,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:40:02" (1/1) ... [2020-08-18 22:40:02,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:40:02" (1/1) ... [2020-08-18 22:40:02,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:40:02" (1/1) ... [2020-08-18 22:40:02,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:40:02" (1/1) ... [2020-08-18 22:40:02,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:40:02" (1/1) ... [2020-08-18 22:40:02,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 22:40:02,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 22:40:02,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 22:40:02,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 22:40:02,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:40:02" (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 [2020-08-18 22:40:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 22:40:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 22:40:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-18 22:40:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-08-18 22:40:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2020-08-18 22:40:02,975 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 22:40:02,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 22:40:02,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2020-08-18 22:40:02,976 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-18 22:40:02,976 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-18 22:40:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-08-18 22:40:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2020-08-18 22:40:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 22:40:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-08-18 22:40:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 22:40:02,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 22:40:02,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 22:40:02,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-08-18 22:40:02,979 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 22:40:02,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 22:40:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 22:40:03,233 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 22:40:03,233 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-18 22:40:03,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 10:40:03 BoogieIcfgContainer [2020-08-18 22:40:03,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 22:40:03,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 22:40:03,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 22:40:03,242 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 22:40:03,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 10:40:02" (1/3) ... [2020-08-18 22:40:03,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b582af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 10:40:03, skipping insertion in model container [2020-08-18 22:40:03,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:40:02" (2/3) ... [2020-08-18 22:40:03,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b582af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 10:40:03, skipping insertion in model container [2020-08-18 22:40:03,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 10:40:03" (3/3) ... [2020-08-18 22:40:03,246 INFO L109 eAbstractionObserver]: Analyzing ICFG cast_float_union.c [2020-08-18 22:40:03,258 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 22:40:03,266 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 22:40:03,308 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 22:40:03,366 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 22:40:03,367 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 22:40:03,371 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 22:40:03,371 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 22:40:03,371 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 22:40:03,372 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 22:40:03,372 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 22:40:03,372 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 22:40:03,392 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2020-08-18 22:40:03,398 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 22:40:03,404 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 19 states. [2020-08-18 22:40:03,469 INFO L268 CegarLoopResult]: For program point castEXIT(lines 24 48) no Hoare annotation was computed. [2020-08-18 22:40:03,469 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-08-18 22:40:03,469 INFO L268 CegarLoopResult]: For program point castFINAL(lines 24 48) no Hoare annotation was computed. [2020-08-18 22:40:03,470 INFO L271 CegarLoopResult]: At program point castENTRY(lines 24 48) the Hoare annotation is: true [2020-08-18 22:40:03,470 INFO L268 CegarLoopResult]: For program point L40(lines 40 46) no Hoare annotation was computed. [2020-08-18 22:40:03,470 INFO L268 CegarLoopResult]: For program point L40-2(lines 36 46) no Hoare annotation was computed. [2020-08-18 22:40:03,470 INFO L268 CegarLoopResult]: For program point L36(lines 36 46) no Hoare annotation was computed. [2020-08-18 22:40:03,470 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 22:40:03,470 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-08-18 22:40:03,471 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 22:40:03,471 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 22:40:03,471 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-08-18 22:40:03,471 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 22:40:03,472 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 22:40:03,472 INFO L268 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 8 10) no Hoare annotation was computed. [2020-08-18 22:40:03,472 INFO L268 CegarLoopResult]: For program point L9(line 9) no Hoare annotation was computed. [2020-08-18 22:40:03,472 INFO L268 CegarLoopResult]: For program point L9-2(lines 8 10) no Hoare annotation was computed. [2020-08-18 22:40:03,472 INFO L268 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 8 10) no Hoare annotation was computed. [2020-08-18 22:40:03,473 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 50 58) the Hoare annotation is: true [2020-08-18 22:40:03,473 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 50 58) no Hoare annotation was computed. [2020-08-18 22:40:03,473 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 50 58) no Hoare annotation was computed. [2020-08-18 22:40:03,473 INFO L271 CegarLoopResult]: At program point L56(line 56) the Hoare annotation is: true [2020-08-18 22:40:03,473 INFO L268 CegarLoopResult]: For program point L56-1(line 56) no Hoare annotation was computed. [2020-08-18 22:40:03,473 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertENTRY(line 11) no Hoare annotation was computed. [2020-08-18 22:40:03,473 INFO L268 CegarLoopResult]: For program point L11(line 11) no Hoare annotation was computed. [2020-08-18 22:40:03,474 INFO L268 CegarLoopResult]: For program point L11-1(line 11) no Hoare annotation was computed. [2020-08-18 22:40:03,474 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertEXIT(line 11) no Hoare annotation was computed. [2020-08-18 22:40:03,474 INFO L268 CegarLoopResult]: For program point L11-3(line 11) no Hoare annotation was computed. [2020-08-18 22:40:03,474 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2020-08-18 22:40:03,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 10:40:03 BoogieIcfgContainer [2020-08-18 22:40:03,481 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 22:40:03,484 INFO L168 Benchmark]: Toolchain (without parser) took 1096.64 ms. Allocated memory was 143.7 MB in the beginning and 204.5 MB in the end (delta: 60.8 MB). Free memory was 105.5 MB in the beginning and 153.0 MB in the end (delta: -47.5 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2020-08-18 22:40:03,485 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 143.7 MB. Free memory was 123.9 MB in the beginning and 123.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-18 22:40:03,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 467.94 ms. Allocated memory was 143.7 MB in the beginning and 204.5 MB in the end (delta: 60.8 MB). Free memory was 105.3 MB in the beginning and 183.4 MB in the end (delta: -78.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2020-08-18 22:40:03,487 INFO L168 Benchmark]: Boogie Preprocessor took 54.78 ms. Allocated memory is still 204.5 MB. Free memory was 183.4 MB in the beginning and 181.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2020-08-18 22:40:03,488 INFO L168 Benchmark]: RCFGBuilder took 327.00 ms. Allocated memory is still 204.5 MB. Free memory was 181.3 MB in the beginning and 163.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. [2020-08-18 22:40:03,489 INFO L168 Benchmark]: TraceAbstraction took 242.59 ms. Allocated memory is still 204.5 MB. Free memory was 163.3 MB in the beginning and 153.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2020-08-18 22:40:03,493 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 143.7 MB. Free memory was 123.9 MB in the beginning and 123.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 467.94 ms. Allocated memory was 143.7 MB in the beginning and 204.5 MB in the end (delta: 60.8 MB). Free memory was 105.3 MB in the beginning and 183.4 MB in the end (delta: -78.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.78 ms. Allocated memory is still 204.5 MB. Free memory was 183.4 MB in the beginning and 181.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 327.00 ms. Allocated memory is still 204.5 MB. Free memory was 181.3 MB in the beginning and 163.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 242.59 ms. Allocated memory is still 204.5 MB. Free memory was 163.3 MB in the beginning and 153.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 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, 29 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=19occurred 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...