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 -i ../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 01:33:36,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 01:33:36,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 01:33:36,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 01:33:36,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 01:33:36,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 01:33:36,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 01:33:36,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 01:33:36,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 01:33:36,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 01:33:36,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 01:33:36,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 01:33:36,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 01:33:36,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 01:33:36,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 01:33:36,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 01:33:36,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 01:33:36,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 01:33:36,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 01:33:36,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 01:33:36,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 01:33:36,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 01:33:36,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 01:33:36,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 01:33:36,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-08 01:33:36,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 01:33:36,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 01:33:36,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 01:33:36,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 01:33:36,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 01:33:36,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 01:33:36,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 01:33:36,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 01:33:36,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 01:33:36,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 01:33:36,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 01:33:36,625 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 [2019-09-08 01:33:36,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 01:33:36,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 01:33:36,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 01:33:36,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 01:33:36,641 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 01:33:36,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 01:33:36,642 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 01:33:36,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 01:33:36,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 01:33:36,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 01:33:36,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 01:33:36,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 01:33:36,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 01:33:36,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 01:33:36,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 01:33:36,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 01:33:36,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 01:33:36,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 01:33:36,644 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 01:33:36,644 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 01:33:36,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 01:33:36,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:33:36,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 01:33:36,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 01:33:36,645 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 01:33:36,646 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 01:33:36,646 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 01:33:36,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 01:33:36,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 01:33:36,674 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 01:33:36,687 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 01:33:36,690 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 01:33:36,692 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 01:33:36,692 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 01:33:36,693 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i [2019-09-08 01:33:36,758 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d08b5883/b39155e3fea44794a700d26ba00fbc27/FLAGf9492b6e2 [2019-09-08 01:33:37,208 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 01:33:37,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i [2019-09-08 01:33:37,216 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d08b5883/b39155e3fea44794a700d26ba00fbc27/FLAGf9492b6e2 [2019-09-08 01:33:37,616 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d08b5883/b39155e3fea44794a700d26ba00fbc27 [2019-09-08 01:33:37,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 01:33:37,629 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 01:33:37,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 01:33:37,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 01:33:37,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 01:33:37,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:33:37" (1/1) ... [2019-09-08 01:33:37,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2465b8f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:33:37, skipping insertion in model container [2019-09-08 01:33:37,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:33:37" (1/1) ... [2019-09-08 01:33:37,646 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 01:33:37,672 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 01:33:37,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:33:37,910 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 01:33:38,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:33:38,036 INFO L192 MainTranslator]: Completed translation [2019-09-08 01:33:38,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:33:38 WrapperNode [2019-09-08 01:33:38,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 01:33:38,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 01:33:38,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 01:33:38,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 01:33:38,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:33:38" (1/1) ... [2019-09-08 01:33:38,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:33:38" (1/1) ... [2019-09-08 01:33:38,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:33:38" (1/1) ... [2019-09-08 01:33:38,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:33:38" (1/1) ... [2019-09-08 01:33:38,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:33:38" (1/1) ... [2019-09-08 01:33:38,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:33:38" (1/1) ... [2019-09-08 01:33:38,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:33:38" (1/1) ... [2019-09-08 01:33:38,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 01:33:38,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 01:33:38,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 01:33:38,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 01:33:38,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:33:38" (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 [2019-09-08 01:33:38,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 01:33:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 01:33:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-08 01:33:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-08 01:33:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 01:33:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2019-09-08 01:33:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2019-09-08 01:33:38,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2019-09-08 01:33:38,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2019-09-08 01:33:38,147 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 01:33:38,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 01:33:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 01:33:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-08 01:33:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 01:33:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-08 01:33:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 01:33:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 01:33:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 01:33:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 01:33:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2019-09-08 01:33:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 01:33:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2019-09-08 01:33:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2019-09-08 01:33:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2019-09-08 01:33:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 01:33:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 01:33:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 01:33:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 01:33:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 01:33:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 01:33:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 01:33:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 01:33:38,590 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 01:33:38,590 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 01:33:38,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:33:38 BoogieIcfgContainer [2019-09-08 01:33:38,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 01:33:38,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 01:33:38,595 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 01:33:38,598 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 01:33:38,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:33:37" (1/3) ... [2019-09-08 01:33:38,599 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f753a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:33:38, skipping insertion in model container [2019-09-08 01:33:38,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:33:38" (2/3) ... [2019-09-08 01:33:38,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f753a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:33:38, skipping insertion in model container [2019-09-08 01:33:38,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:33:38" (3/3) ... [2019-09-08 01:33:38,603 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.i [2019-09-08 01:33:38,614 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 01:33:38,626 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 01:33:38,644 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 01:33:38,676 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 01:33:38,677 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 01:33:38,677 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 01:33:38,677 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 01:33:38,677 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 01:33:38,678 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 01:33:38,678 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 01:33:38,678 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 01:33:38,678 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 01:33:38,700 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2019-09-08 01:33:38,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-09-08 01:33:38,706 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:33:38,707 INFO L399 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, 1, 1, 1] [2019-09-08 01:33:38,710 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:33:38,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:33:38,715 INFO L82 PathProgramCache]: Analyzing trace with hash -1986274065, now seen corresponding path program 1 times [2019-09-08 01:33:38,716 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:33:38,717 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:33:38,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:33:38,769 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:33:38,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:33:38,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 01:33:38,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 01:33:38,992 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 01:33:38,992 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 01:33:38,996 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 01:33:39,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 01:33:39,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 01:33:39,016 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 6 states. [2019-09-08 01:33:39,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 01:33:39,128 INFO L93 Difference]: Finished difference Result 74 states and 84 transitions. [2019-09-08 01:33:39,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 01:33:39,130 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2019-09-08 01:33:39,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 01:33:39,140 INFO L225 Difference]: With dead ends: 74 [2019-09-08 01:33:39,141 INFO L226 Difference]: Without dead ends: 55 [2019-09-08 01:33:39,145 INFO L628 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 [2019-09-08 01:33:39,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-09-08 01:33:39,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2019-09-08 01:33:39,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-09-08 01:33:39,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 60 transitions. [2019-09-08 01:33:39,193 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 60 transitions. Word has length 26 [2019-09-08 01:33:39,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 01:33:39,194 INFO L475 AbstractCegarLoop]: Abstraction has 55 states and 60 transitions. [2019-09-08 01:33:39,195 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 01:33:39,195 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2019-09-08 01:33:39,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-09-08 01:33:39,197 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:33:39,198 INFO L399 BasicCegarLoop]: trace histogram [2, 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] [2019-09-08 01:33:39,198 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:33:39,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:33:39,199 INFO L82 PathProgramCache]: Analyzing trace with hash 1151653813, now seen corresponding path program 1 times [2019-09-08 01:33:39,199 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:33:39,199 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:33:39,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:33:39,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:33:39,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:33:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 01:33:39,335 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-09-08 01:33:39,335 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 01:33:39,336 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 01:33:39,338 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 01:33:39,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 01:33:39,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 01:33:39,340 INFO L87 Difference]: Start difference. First operand 55 states and 60 transitions. Second operand 6 states. [2019-09-08 01:33:39,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 01:33:39,417 INFO L93 Difference]: Finished difference Result 64 states and 68 transitions. [2019-09-08 01:33:39,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 01:33:39,418 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2019-09-08 01:33:39,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 01:33:39,420 INFO L225 Difference]: With dead ends: 64 [2019-09-08 01:33:39,420 INFO L226 Difference]: Without dead ends: 55 [2019-09-08 01:33:39,421 INFO L628 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 [2019-09-08 01:33:39,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-09-08 01:33:39,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2019-09-08 01:33:39,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-09-08 01:33:39,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 59 transitions. [2019-09-08 01:33:39,433 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 59 transitions. Word has length 37 [2019-09-08 01:33:39,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 01:33:39,433 INFO L475 AbstractCegarLoop]: Abstraction has 55 states and 59 transitions. [2019-09-08 01:33:39,433 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 01:33:39,434 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2019-09-08 01:33:39,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-09-08 01:33:39,436 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:33:39,436 INFO L399 BasicCegarLoop]: trace histogram [2, 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, 1, 1] [2019-09-08 01:33:39,436 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:33:39,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:33:39,437 INFO L82 PathProgramCache]: Analyzing trace with hash 2086572395, now seen corresponding path program 1 times [2019-09-08 01:33:39,437 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:33:39,437 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:33:39,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:33:39,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:33:39,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:33:39,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 01:33:39,564 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-09-08 01:33:39,565 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 01:33:39,567 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 01:33:39,568 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 01:33:39,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 01:33:39,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 01:33:39,569 INFO L87 Difference]: Start difference. First operand 55 states and 59 transitions. Second operand 3 states. [2019-09-08 01:33:39,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 01:33:39,592 INFO L93 Difference]: Finished difference Result 67 states and 70 transitions. [2019-09-08 01:33:39,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 01:33:39,593 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2019-09-08 01:33:39,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 01:33:39,597 INFO L225 Difference]: With dead ends: 67 [2019-09-08 01:33:39,597 INFO L226 Difference]: Without dead ends: 55 [2019-09-08 01:33:39,599 INFO L628 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 [2019-09-08 01:33:39,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-09-08 01:33:39,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2019-09-08 01:33:39,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-09-08 01:33:39,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 58 transitions. [2019-09-08 01:33:39,621 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 58 transitions. Word has length 50 [2019-09-08 01:33:39,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 01:33:39,623 INFO L475 AbstractCegarLoop]: Abstraction has 55 states and 58 transitions. [2019-09-08 01:33:39,623 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 01:33:39,624 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2019-09-08 01:33:39,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-09-08 01:33:39,627 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:33:39,627 INFO L399 BasicCegarLoop]: trace histogram [2, 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, 1, 1] [2019-09-08 01:33:39,628 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:33:39,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:33:39,628 INFO L82 PathProgramCache]: Analyzing trace with hash -1950229463, now seen corresponding path program 1 times [2019-09-08 01:33:39,629 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:33:39,629 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:33:39,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:33:39,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:33:39,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:33:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:33:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:33:39,806 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 01:33:39,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:33:39 BoogieIcfgContainer [2019-09-08 01:33:39,881 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 01:33:39,883 INFO L168 Benchmark]: Toolchain (without parser) took 2253.99 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 88.9 MB in the beginning and 83.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 71.7 MB. Max. memory is 7.1 GB. [2019-09-08 01:33:39,884 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.7 MB. Free memory is still 106.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-08 01:33:39,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 406.82 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 88.5 MB in the beginning and 174.6 MB in the end (delta: -86.0 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-09-08 01:33:39,886 INFO L168 Benchmark]: Boogie Preprocessor took 42.30 ms. Allocated memory is still 199.8 MB. Free memory was 174.6 MB in the beginning and 172.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-08 01:33:39,887 INFO L168 Benchmark]: RCFGBuilder took 512.15 ms. Allocated memory is still 199.8 MB. Free memory was 172.8 MB in the beginning and 150.4 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-09-08 01:33:39,887 INFO L168 Benchmark]: TraceAbstraction took 1286.25 ms. Allocated memory is still 199.8 MB. Free memory was 150.4 MB in the beginning and 83.3 MB in the end (delta: 67.1 MB). Peak memory consumption was 67.1 MB. Max. memory is 7.1 GB. [2019-09-08 01:33:39,891 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 133.7 MB. Free memory is still 106.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 406.82 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 88.5 MB in the beginning and 174.6 MB in the end (delta: -86.0 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.30 ms. Allocated memory is still 199.8 MB. Free memory was 174.6 MB in the beginning and 172.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 512.15 ms. Allocated memory is still 199.8 MB. Free memory was 172.8 MB in the beginning and 150.4 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1286.25 ms. Allocated memory is still 199.8 MB. Free memory was 150.4 MB in the beginning and 83.3 MB in the end (delta: 67.1 MB). Peak memory consumption was 67.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 6]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L39] struct slot *tmp_slot; [L40] int used_tmp_slot = 0; [L41] int freed_tmp_slot = 1; VAL [\old(freed_tmp_slot)=28, \old(tmp_slot)=22, \old(tmp_slot)=19, \old(used_tmp_slot)=24, freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L135] CALL ebda_rsrc_controller() VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L72] struct hotplug_slot *hp_slot_ptr; [L74] struct bus_info *bus_info_ptr1; [L75] int rc; VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L77] CALL, EXPR kzalloc(sizeof(*hp_slot_ptr), 1) VAL [\old(flags)=1, \old(freed_tmp_slot)=1, \old(size)=8, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L46] EXPR, FCALL calloc(1, size) VAL [\old(flags)=1, \old(freed_tmp_slot)=1, \old(size)=8, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, calloc(1, size)={1:0}, flags=1, freed_tmp_slot=1, size=8, tmp_slot={0:0}, used_tmp_slot=0] [L46] return calloc(1, size); VAL [\old(flags)=1, \old(freed_tmp_slot)=1, \old(size)=8, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, \result={1:0}, calloc(1, size)={1:0}, flags=1, freed_tmp_slot=1, size=8, tmp_slot={0:0}, used_tmp_slot=0] [L77] RET, EXPR kzalloc(sizeof(*hp_slot_ptr), 1) VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, kzalloc(sizeof(*hp_slot_ptr), 1)={1:0}, tmp_slot={0:0}, used_tmp_slot=0] [L77] hp_slot_ptr = kzalloc(sizeof(*hp_slot_ptr), 1) [L78] COND FALSE !(!hp_slot_ptr) [L82] hp_slot_ptr->b = 5 VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, hp_slot_ptr={1:0}, tmp_slot={0:0}, used_tmp_slot=0] [L84] CALL, EXPR kzalloc(sizeof(*tmp_slot), 1) VAL [\old(flags)=1, \old(freed_tmp_slot)=1, \old(size)=16, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L46] EXPR, FCALL calloc(1, size) VAL [\old(flags)=1, \old(freed_tmp_slot)=1, \old(size)=16, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, calloc(1, size)={-1:0}, flags=1, freed_tmp_slot=1, size=16, tmp_slot={0:0}, used_tmp_slot=0] [L46] return calloc(1, size); VAL [\old(flags)=1, \old(freed_tmp_slot)=1, \old(size)=16, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, \result={-1:0}, calloc(1, size)={-1:0}, flags=1, freed_tmp_slot=1, size=16, tmp_slot={0:0}, used_tmp_slot=0] [L84] RET, EXPR kzalloc(sizeof(*tmp_slot), 1) VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, hp_slot_ptr={1:0}, kzalloc(sizeof(*tmp_slot), 1)={-1:0}, tmp_slot={0:0}, used_tmp_slot=0] [L84] tmp_slot = kzalloc(sizeof(*tmp_slot), 1) [L86] COND FALSE !(!tmp_slot) [L91] used_tmp_slot = 0 [L92] freed_tmp_slot = 0 [L94] tmp_slot->a = 2 [L95] tmp_slot->b = 3 VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, hp_slot_ptr={1:0}, tmp_slot={-1:0}, used_tmp_slot=0] [L97] CALL, EXPR ibmphp_find_same_bus_num() VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, tmp_slot={-1:0}, used_tmp_slot=0] [L56] return __VERIFIER_nondet_pointer(); [L97] RET, EXPR ibmphp_find_same_bus_num() VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, hp_slot_ptr={1:0}, ibmphp_find_same_bus_num()={0:0}, tmp_slot={-1:0}, used_tmp_slot=0] [L97] bus_info_ptr1 = ibmphp_find_same_bus_num() [L98] COND TRUE !bus_info_ptr1 [L99] rc = -3 VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, bus_info_ptr1={0:0}, freed_tmp_slot=0, hp_slot_ptr={1:0}, rc=-3, tmp_slot={-1:0}, used_tmp_slot=0] [L126] EXPR hp_slot_ptr->private VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, bus_info_ptr1={0:0}, freed_tmp_slot=0, hp_slot_ptr={1:0}, hp_slot_ptr->private={0:23}, rc=-3, tmp_slot={-1:0}, used_tmp_slot=0] [L126] CALL kfree(hp_slot_ptr->private) VAL [\old(freed_tmp_slot)=0, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, p={0:23}, tmp_slot={-1:0}, used_tmp_slot=0] [L49] COND FALSE !(p!=0 && p==tmp_slot) VAL [\old(freed_tmp_slot)=0, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, p={0:23}, p={0:23}, tmp_slot={-1:0}, used_tmp_slot=0] [L126] RET kfree(hp_slot_ptr->private) VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, bus_info_ptr1={0:0}, freed_tmp_slot=0, hp_slot_ptr={1:0}, hp_slot_ptr->private={0:23}, rc=-3, tmp_slot={-1:0}, used_tmp_slot=0] [L131] return rc; VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, \result=-3, bus_info_ptr1={0:0}, freed_tmp_slot=0, hp_slot_ptr={1:0}, rc=-3, tmp_slot={-1:0}, used_tmp_slot=0] [L135] RET ebda_rsrc_controller() VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, ebda_rsrc_controller()=-3, freed_tmp_slot=0, tmp_slot={-1:0}, used_tmp_slot=0] [L136] COND TRUE !used_tmp_slot VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, tmp_slot={-1:0}, used_tmp_slot=0] [L137] (freed_tmp_slot) ? (0) : __blast_assert () VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, tmp_slot={-1:0}, used_tmp_slot=0] [L137] CALL __blast_assert () VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, tmp_slot={-1:0}, used_tmp_slot=0] [L6] __VERIFIER_error() VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, tmp_slot={-1:0}, used_tmp_slot=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 61 locations, 1 error locations. UNSAFE Result, 1.2s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 172 SDtfs, 78 SDslu, 423 SDs, 0 SdLazy, 46 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 163 NumberOfCodeBlocks, 163 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 110 ConstructedInterpolants, 0 QuantifiedInterpolants, 6302 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 16/16 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...