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/ldv-regression/rule57_ebda_blast.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 12:47:37,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 12:47:37,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 12:47:37,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 12:47:37,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 12:47:37,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 12:47:37,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 12:47:37,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 12:47:37,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 12:47:37,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 12:47:37,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 12:47:37,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 12:47:37,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 12:47:37,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 12:47:37,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 12:47:37,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 12:47:37,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 12:47:37,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 12:47:37,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 12:47:37,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 12:47:37,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 12:47:37,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 12:47:37,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 12:47:37,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 12:47:37,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-07 12:47:37,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 12:47:37,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 12:47:37,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 12:47:37,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 12:47:37,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 12:47:37,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 12:47:37,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 12:47:37,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 12:47:37,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 12:47:37,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 12:47:37,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 12:47:37,226 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 [2019-10-07 12:47:37,253 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 12:47:37,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 12:47:37,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 12:47:37,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 12:47:37,255 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 12:47:37,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 12:47:37,256 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 12:47:37,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 12:47:37,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 12:47:37,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 12:47:37,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 12:47:37,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 12:47:37,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 12:47:37,258 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 12:47:37,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 12:47:37,258 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 12:47:37,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 12:47:37,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 12:47:37,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 12:47:37,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 12:47:37,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 12:47:37,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 12:47:37,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 12:47:37,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 12:47:37,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 12:47:37,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 12:47:37,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 12:47:37,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 12:47:37,261 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 [2019-10-07 12:47:37,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 12:47:37,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 12:47:37,564 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 12:47:37,566 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 12:47:37,566 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 12:47:37,567 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2019-10-07 12:47:37,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581f7eb09/1668d2a401af4737893c7505ea2a74c8/FLAG86d73ac12 [2019-10-07 12:47:38,064 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 12:47:38,065 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2019-10-07 12:47:38,074 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581f7eb09/1668d2a401af4737893c7505ea2a74c8/FLAG86d73ac12 [2019-10-07 12:47:38,449 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581f7eb09/1668d2a401af4737893c7505ea2a74c8 [2019-10-07 12:47:38,458 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 12:47:38,459 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 12:47:38,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 12:47:38,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 12:47:38,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 12:47:38,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 12:47:38" (1/1) ... [2019-10-07 12:47:38,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@202aca50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:47:38, skipping insertion in model container [2019-10-07 12:47:38,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 12:47:38" (1/1) ... [2019-10-07 12:47:38,475 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 12:47:38,503 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 12:47:38,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 12:47:38,728 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 12:47:38,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 12:47:38,867 INFO L192 MainTranslator]: Completed translation [2019-10-07 12:47:38,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:47:38 WrapperNode [2019-10-07 12:47:38,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 12:47:38,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 12:47:38,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 12:47:38,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 12:47:38,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:47:38" (1/1) ... [2019-10-07 12:47:38,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:47:38" (1/1) ... [2019-10-07 12:47:38,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:47:38" (1/1) ... [2019-10-07 12:47:38,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:47:38" (1/1) ... [2019-10-07 12:47:38,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:47:38" (1/1) ... [2019-10-07 12:47:38,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:47:38" (1/1) ... [2019-10-07 12:47:38,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:47:38" (1/1) ... [2019-10-07 12:47:38,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 12:47:38,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 12:47:38,913 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 12:47:38,913 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 12:47:38,914 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:47:38" (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 [2019-10-07 12:47:38,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 12:47:38,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 12:47:38,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-10-07 12:47:38,977 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 12:47:38,977 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 12:47:38,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2019-10-07 12:47:38,978 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2019-10-07 12:47:38,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2019-10-07 12:47:38,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2019-10-07 12:47:38,978 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 12:47:38,978 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 12:47:38,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 12:47:38,979 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-10-07 12:47:38,979 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 12:47:38,979 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 12:47:38,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 12:47:38,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 12:47:38,980 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 12:47:38,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 12:47:38,980 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2019-10-07 12:47:38,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 12:47:38,980 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2019-10-07 12:47:38,980 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2019-10-07 12:47:38,980 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2019-10-07 12:47:38,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 12:47:38,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 12:47:38,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 12:47:38,981 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 12:47:38,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 12:47:38,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 12:47:38,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 12:47:38,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 12:47:39,387 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 12:47:39,387 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 12:47:39,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 12:47:39 BoogieIcfgContainer [2019-10-07 12:47:39,391 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 12:47:39,392 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 12:47:39,392 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 12:47:39,395 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 12:47:39,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 12:47:38" (1/3) ... [2019-10-07 12:47:39,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5462cf6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 12:47:39, skipping insertion in model container [2019-10-07 12:47:39,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 12:47:38" (2/3) ... [2019-10-07 12:47:39,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5462cf6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 12:47:39, skipping insertion in model container [2019-10-07 12:47:39,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 12:47:39" (3/3) ... [2019-10-07 12:47:39,398 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.c_1.i [2019-10-07 12:47:39,408 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 12:47:39,415 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 12:47:39,426 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 12:47:39,452 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 12:47:39,453 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 12:47:39,453 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 12:47:39,453 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 12:47:39,453 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 12:47:39,453 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 12:47:39,454 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 12:47:39,454 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 12:47:39,474 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states. [2019-10-07 12:47:39,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-07 12:47:39,481 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 12:47:39,482 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 12:47:39,485 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 12:47:39,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 12:47:39,491 INFO L82 PathProgramCache]: Analyzing trace with hash -258118883, now seen corresponding path program 1 times [2019-10-07 12:47:39,501 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 12:47:39,501 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 12:47:39,501 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 12:47:39,502 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 12:47:39,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 12:47:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 12:47:39,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 12:47:39,809 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 12:47:39,810 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 12:47:39,810 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 12:47:39,814 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 12:47:39,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 12:47:39,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 12:47:39,831 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 6 states. [2019-10-07 12:47:39,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 12:47:39,939 INFO L93 Difference]: Finished difference Result 67 states and 77 transitions. [2019-10-07 12:47:39,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 12:47:39,941 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2019-10-07 12:47:39,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 12:47:39,951 INFO L225 Difference]: With dead ends: 67 [2019-10-07 12:47:39,951 INFO L226 Difference]: Without dead ends: 49 [2019-10-07 12:47:39,955 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-07 12:47:39,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-10-07 12:47:40,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2019-10-07 12:47:40,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2019-10-07 12:47:40,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 54 transitions. [2019-10-07 12:47:40,007 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 54 transitions. Word has length 23 [2019-10-07 12:47:40,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 12:47:40,009 INFO L462 AbstractCegarLoop]: Abstraction has 49 states and 54 transitions. [2019-10-07 12:47:40,009 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 12:47:40,010 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2019-10-07 12:47:40,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-07 12:47:40,012 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 12:47:40,012 INFO L385 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 12:47:40,013 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 12:47:40,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 12:47:40,014 INFO L82 PathProgramCache]: Analyzing trace with hash 1665699273, now seen corresponding path program 1 times [2019-10-07 12:47:40,014 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 12:47:40,014 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 12:47:40,014 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 12:47:40,015 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 12:47:40,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 12:47:40,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 12:47:40,122 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-07 12:47:40,123 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 12:47:40,123 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 12:47:40,123 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 12:47:40,125 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 12:47:40,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 12:47:40,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 12:47:40,126 INFO L87 Difference]: Start difference. First operand 49 states and 54 transitions. Second operand 6 states. [2019-10-07 12:47:40,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 12:47:40,183 INFO L93 Difference]: Finished difference Result 58 states and 62 transitions. [2019-10-07 12:47:40,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 12:47:40,184 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2019-10-07 12:47:40,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 12:47:40,186 INFO L225 Difference]: With dead ends: 58 [2019-10-07 12:47:40,186 INFO L226 Difference]: Without dead ends: 49 [2019-10-07 12:47:40,187 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-07 12:47:40,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-10-07 12:47:40,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2019-10-07 12:47:40,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2019-10-07 12:47:40,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 53 transitions. [2019-10-07 12:47:40,199 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 53 transitions. Word has length 32 [2019-10-07 12:47:40,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 12:47:40,199 INFO L462 AbstractCegarLoop]: Abstraction has 49 states and 53 transitions. [2019-10-07 12:47:40,199 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 12:47:40,200 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2019-10-07 12:47:40,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-07 12:47:40,201 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 12:47:40,202 INFO L385 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 12:47:40,202 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 12:47:40,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 12:47:40,203 INFO L82 PathProgramCache]: Analyzing trace with hash 2079310745, now seen corresponding path program 1 times [2019-10-07 12:47:40,203 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 12:47:40,203 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 12:47:40,203 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 12:47:40,204 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 12:47:40,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 12:47:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 12:47:40,363 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-07 12:47:40,364 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 12:47:40,364 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 12:47:40,365 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 12:47:40,365 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 12:47:40,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 12:47:40,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-07 12:47:40,366 INFO L87 Difference]: Start difference. First operand 49 states and 53 transitions. Second operand 5 states. [2019-10-07 12:47:40,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 12:47:40,552 INFO L93 Difference]: Finished difference Result 63 states and 66 transitions. [2019-10-07 12:47:40,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 12:47:40,552 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 46 [2019-10-07 12:47:40,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 12:47:40,554 INFO L225 Difference]: With dead ends: 63 [2019-10-07 12:47:40,554 INFO L226 Difference]: Without dead ends: 47 [2019-10-07 12:47:40,555 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-07 12:47:40,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-10-07 12:47:40,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2019-10-07 12:47:40,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-10-07 12:47:40,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 49 transitions. [2019-10-07 12:47:40,564 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 49 transitions. Word has length 46 [2019-10-07 12:47:40,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 12:47:40,565 INFO L462 AbstractCegarLoop]: Abstraction has 47 states and 49 transitions. [2019-10-07 12:47:40,565 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 12:47:40,565 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2019-10-07 12:47:40,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-07 12:47:40,567 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 12:47:40,567 INFO L385 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 12:47:40,568 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 12:47:40,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 12:47:40,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1205646480, now seen corresponding path program 1 times [2019-10-07 12:47:40,568 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 12:47:40,568 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 12:47:40,569 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 12:47:40,569 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 12:47:40,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 12:47:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 12:47:40,637 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-07 12:47:40,637 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 12:47:40,637 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 12:47:40,637 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 12:47:40,638 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 12:47:40,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 12:47:40,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 12:47:40,639 INFO L87 Difference]: Start difference. First operand 47 states and 49 transitions. Second operand 3 states. [2019-10-07 12:47:40,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 12:47:40,652 INFO L93 Difference]: Finished difference Result 47 states and 49 transitions. [2019-10-07 12:47:40,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 12:47:40,658 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-07 12:47:40,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 12:47:40,658 INFO L225 Difference]: With dead ends: 47 [2019-10-07 12:47:40,658 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 12:47:40,659 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 12:47:40,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 12:47:40,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 12:47:40,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 12:47:40,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 12:47:40,663 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2019-10-07 12:47:40,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 12:47:40,664 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 12:47:40,664 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 12:47:40,664 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 12:47:40,664 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 12:47:40,672 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 12:47:40,920 INFO L443 ceAbstractionStarter]: For program point ibmphp_find_same_bus_numEXIT(lines 55 57) no Hoare annotation was computed. [2019-10-07 12:47:40,920 INFO L446 ceAbstractionStarter]: At program point ibmphp_find_same_bus_numENTRY(lines 55 57) the Hoare annotation is: true [2019-10-07 12:47:40,920 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) [2019-10-07 12:47:40,921 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 12:47:40,921 INFO L443 ceAbstractionStarter]: For program point kfreeEXIT(lines 48 51) no Hoare annotation was computed. [2019-10-07 12:47:40,921 INFO L439 ceAbstractionStarter]: At program point kfreeENTRY(lines 48 51) the Hoare annotation is: (or (= 0 ~tmp_slot~0.base) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0)) [2019-10-07 12:47:40,921 INFO L439 ceAbstractionStarter]: At program point L46(line 46) the Hoare annotation is: (or (not (= |kzalloc_#t~malloc0.base| 0)) (not (= ~freed_tmp_slot~0 1))) [2019-10-07 12:47:40,921 INFO L443 ceAbstractionStarter]: For program point L46-1(line 46) no Hoare annotation was computed. [2019-10-07 12:47:40,922 INFO L443 ceAbstractionStarter]: For program point kzallocEXIT(line 46) no Hoare annotation was computed. [2019-10-07 12:47:40,922 INFO L446 ceAbstractionStarter]: At program point kzallocENTRY(line 46) the Hoare annotation is: true [2019-10-07 12:47:40,922 INFO L443 ceAbstractionStarter]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2019-10-07 12:47:40,922 INFO L443 ceAbstractionStarter]: For program point __blast_assertEXIT(lines 4 7) no Hoare annotation was computed. [2019-10-07 12:47:40,923 INFO L446 ceAbstractionStarter]: At program point __blast_assertENTRY(lines 4 7) the Hoare annotation is: true [2019-10-07 12:47:40,923 INFO L446 ceAbstractionStarter]: At program point ibmphp_init_devnoENTRY(lines 66 69) the Hoare annotation is: true [2019-10-07 12:47:40,923 INFO L443 ceAbstractionStarter]: For program point ibmphp_init_devnoEXIT(lines 66 69) no Hoare annotation was computed. [2019-10-07 12:47:40,923 INFO L439 ceAbstractionStarter]: At program point L97(line 97) the Hoare annotation is: (or (and (not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base)) (not (= ~tmp_slot~0.base 0))) (not (= |old(~freed_tmp_slot~0)| 1))) [2019-10-07 12:47:40,923 INFO L443 ceAbstractionStarter]: For program point ebda_rsrc_controllerEXIT(lines 71 132) no Hoare annotation was computed. [2019-10-07 12:47:40,924 INFO L443 ceAbstractionStarter]: For program point L97-1(line 97) no Hoare annotation was computed. [2019-10-07 12:47:40,924 INFO L439 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (let ((.cse0 (not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))) (.cse1 (not (= ~tmp_slot~0.base 0)))) (or (and .cse0 (= ~freed_tmp_slot~0 1) .cse1) (not (= |old(~freed_tmp_slot~0)| 1)) (and .cse0 (= ~used_tmp_slot~0 1) .cse1))) [2019-10-07 12:47:40,924 INFO L443 ceAbstractionStarter]: For program point L126-1(line 126) no Hoare annotation was computed. [2019-10-07 12:47:40,924 INFO L443 ceAbstractionStarter]: For program point L120(lines 120 121) no Hoare annotation was computed. [2019-10-07 12:47:40,924 INFO L443 ceAbstractionStarter]: For program point L116(lines 116 117) no Hoare annotation was computed. [2019-10-07 12:47:40,925 INFO L439 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (or (= ~freed_tmp_slot~0 1) (not (= |old(~freed_tmp_slot~0)| 1))) [2019-10-07 12:47:40,925 INFO L443 ceAbstractionStarter]: For program point L77-1(line 77) no Hoare annotation was computed. [2019-10-07 12:47:40,925 INFO L439 ceAbstractionStarter]: At program point L102(line 102) the Hoare annotation is: (or (and (not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base)) (not (= ~tmp_slot~0.base 0))) (not (= |old(~freed_tmp_slot~0)| 1))) [2019-10-07 12:47:40,925 INFO L443 ceAbstractionStarter]: For program point L102-1(line 102) no Hoare annotation was computed. [2019-10-07 12:47:40,925 INFO L443 ceAbstractionStarter]: For program point L98(lines 98 106) no Hoare annotation was computed. [2019-10-07 12:47:40,926 INFO L439 ceAbstractionStarter]: At program point L127(lines 71 132) the Hoare annotation is: (let ((.cse0 (not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))) (.cse1 (not (= ~tmp_slot~0.base 0)))) (or (and .cse0 (= ~freed_tmp_slot~0 1) .cse1) (not (= |old(~freed_tmp_slot~0)| 1)) (and .cse0 (= ~used_tmp_slot~0 1) .cse1))) [2019-10-07 12:47:40,926 INFO L439 ceAbstractionStarter]: At program point ebda_rsrc_controllerENTRY(lines 71 132) the Hoare annotation is: (or (= ~freed_tmp_slot~0 1) (not (= |old(~freed_tmp_slot~0)| 1))) [2019-10-07 12:47:40,926 INFO L443 ceAbstractionStarter]: For program point ebda_rsrc_controllerFINAL(lines 71 132) no Hoare annotation was computed. [2019-10-07 12:47:40,926 INFO L439 ceAbstractionStarter]: At program point L121(lines 71 132) the Hoare annotation is: (let ((.cse0 (not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))) (.cse1 (not (= ~tmp_slot~0.base 0)))) (or (and .cse0 (= ~freed_tmp_slot~0 1) .cse1) (not (= |old(~freed_tmp_slot~0)| 1)) (and .cse0 (= ~used_tmp_slot~0 1) .cse1))) [2019-10-07 12:47:40,926 INFO L439 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (or (not (= |old(~freed_tmp_slot~0)| 1)) (and (not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= ~tmp_slot~0.base 0)))) [2019-10-07 12:47:40,927 INFO L443 ceAbstractionStarter]: For program point L86(lines 86 89) no Hoare annotation was computed. [2019-10-07 12:47:40,927 INFO L443 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2019-10-07 12:47:40,927 INFO L439 ceAbstractionStarter]: At program point L84(line 84) the Hoare annotation is: (or (and (not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~freed_tmp_slot~0 1)) (not (= |old(~freed_tmp_slot~0)| 1))) [2019-10-07 12:47:40,927 INFO L443 ceAbstractionStarter]: For program point L84-1(line 84) no Hoare annotation was computed. [2019-10-07 12:47:40,927 INFO L439 ceAbstractionStarter]: At program point L115(line 115) the Hoare annotation is: (or (not (= |old(~freed_tmp_slot~0)| 1)) (and (not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= ~tmp_slot~0.base 0)))) [2019-10-07 12:47:40,927 INFO L443 ceAbstractionStarter]: For program point L115-1(line 115) no Hoare annotation was computed. [2019-10-07 12:47:40,928 INFO L443 ceAbstractionStarter]: For program point L78(lines 78 81) no Hoare annotation was computed. [2019-10-07 12:47:40,928 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 12:47:40,928 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= ~freed_tmp_slot~0 1) [2019-10-07 12:47:40,928 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 12:47:40,928 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 12:47:40,928 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 134 138) the Hoare annotation is: (or (= ~freed_tmp_slot~0 1) (not (= |old(~freed_tmp_slot~0)| 1))) [2019-10-07 12:47:40,929 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 134 138) no Hoare annotation was computed. [2019-10-07 12:47:40,929 INFO L443 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2019-10-07 12:47:40,929 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2019-10-07 12:47:40,929 INFO L443 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-10-07 12:47:40,929 INFO L439 ceAbstractionStarter]: At program point L137-2(line 137) the Hoare annotation is: (not (= |old(~freed_tmp_slot~0)| 1)) [2019-10-07 12:47:40,929 INFO L443 ceAbstractionStarter]: For program point L136-1(lines 134 138) no Hoare annotation was computed. [2019-10-07 12:47:40,930 INFO L446 ceAbstractionStarter]: At program point fillslotinfoENTRY(lines 61 64) the Hoare annotation is: true [2019-10-07 12:47:40,930 INFO L443 ceAbstractionStarter]: For program point fillslotinfoEXIT(lines 61 64) no Hoare annotation was computed. [2019-10-07 12:47:40,930 INFO L446 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2019-10-07 12:47:40,930 INFO L443 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2019-10-07 12:47:40,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 12:47:40 BoogieIcfgContainer [2019-10-07 12:47:40,956 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 12:47:40,961 INFO L168 Benchmark]: Toolchain (without parser) took 2497.83 ms. Allocated memory was 145.8 MB in the beginning and 235.4 MB in the end (delta: 89.7 MB). Free memory was 103.0 MB in the beginning and 144.7 MB in the end (delta: -41.7 MB). Peak memory consumption was 47.9 MB. Max. memory is 7.1 GB. [2019-10-07 12:47:40,963 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-07 12:47:40,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.44 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 102.8 MB in the beginning and 180.1 MB in the end (delta: -77.2 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2019-10-07 12:47:40,967 INFO L168 Benchmark]: Boogie Preprocessor took 44.00 ms. Allocated memory is still 202.4 MB. Free memory was 180.1 MB in the beginning and 178.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-10-07 12:47:40,969 INFO L168 Benchmark]: RCFGBuilder took 478.35 ms. Allocated memory is still 202.4 MB. Free memory was 178.1 MB in the beginning and 149.8 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2019-10-07 12:47:40,975 INFO L168 Benchmark]: TraceAbstraction took 1563.91 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 149.8 MB in the beginning and 144.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. [2019-10-07 12:47:40,982 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 407.44 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 102.8 MB in the beginning and 180.1 MB in the end (delta: -77.2 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.00 ms. Allocated memory is still 202.4 MB. Free memory was 180.1 MB in the beginning and 178.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 478.35 ms. Allocated memory is still 202.4 MB. Free memory was 178.1 MB in the beginning and 149.8 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1563.91 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 149.8 MB in the beginning and 144.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6]: 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: 71]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && freed_tmp_slot == 1) && !(tmp_slot == 0)) || !(\old(freed_tmp_slot) == 1)) || ((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(tmp_slot == 0)) - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && freed_tmp_slot == 1) && !(tmp_slot == 0)) || !(\old(freed_tmp_slot) == 1)) || ((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(tmp_slot == 0)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 54 locations, 1 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 196 SDtfs, 94 SDslu, 421 SDs, 0 SdLazy, 81 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 30 PreInvPairs, 34 NumberOfFragments, 219 HoareAnnotationTreeSize, 30 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 23 FomulaSimplificationsInter, 135 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 147 NumberOfCodeBlocks, 147 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 8405 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 20/20 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...