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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:01:26,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:01:26,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:01:26,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:01:26,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:01:26,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:01:26,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:01:26,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:01:26,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:01:26,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:01:26,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:01:26,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:01:26,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:01:26,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:01:26,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:01:26,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:01:26,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:01:26,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:01:26,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:01:26,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:01:26,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:01:26,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:01:26,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:01:26,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:01:26,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-15 01:01:26,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:01:26,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:01:26,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:01:26,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:01:26,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:01:26,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:01:26,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:01:26,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:01:26,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:01:26,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:01:26,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:01:26,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 01:01:26,160 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:01:26,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:01:26,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:01:26,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:01:26,162 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:01:26,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:01:26,163 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:01:26,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:01:26,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:01:26,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:01:26,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:01:26,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:01:26,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:01:26,164 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:01:26,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:01:26,164 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:01:26,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:01:26,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:01:26,165 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:01:26,165 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:01:26,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:01:26,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:01:26,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:01:26,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:01:26,166 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:01:26,167 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:01:26,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:01:26,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:01:26,167 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:01:26,457 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:01:26,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:01:26,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:01:26,476 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:01:26,476 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:01:26,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2019-10-15 01:01:26,544 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3544bc77/a2876222569f4343828daf11a45fbcfb/FLAG651f2682e [2019-10-15 01:01:27,016 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:01:27,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2019-10-15 01:01:27,023 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3544bc77/a2876222569f4343828daf11a45fbcfb/FLAG651f2682e [2019-10-15 01:01:27,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3544bc77/a2876222569f4343828daf11a45fbcfb [2019-10-15 01:01:27,413 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:01:27,414 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:01:27,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:01:27,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:01:27,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:01:27,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:01:27" (1/1) ... [2019-10-15 01:01:27,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@101deeaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:27, skipping insertion in model container [2019-10-15 01:01:27,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:01:27" (1/1) ... [2019-10-15 01:01:27,430 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:01:27,457 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:01:27,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:01:27,718 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:01:27,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:01:27,866 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:01:27,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:27 WrapperNode [2019-10-15 01:01:27,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:01:27,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:01:27,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:01:27,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:01:27,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:27" (1/1) ... [2019-10-15 01:01:27,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:27" (1/1) ... [2019-10-15 01:01:27,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:27" (1/1) ... [2019-10-15 01:01:27,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:27" (1/1) ... [2019-10-15 01:01:27,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:27" (1/1) ... [2019-10-15 01:01:27,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:27" (1/1) ... [2019-10-15 01:01:27,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:27" (1/1) ... [2019-10-15 01:01:27,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:01:27,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:01:27,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:01:27,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:01:27,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:01:27,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:01:27,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:01:27,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-10-15 01:01:27,966 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-15 01:01:27,966 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 01:01:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2019-10-15 01:01:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2019-10-15 01:01:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2019-10-15 01:01:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2019-10-15 01:01:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:01:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 01:01:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:01:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-10-15 01:01:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 01:01:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-15 01:01:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:01:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 01:01:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 01:01:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 01:01:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2019-10-15 01:01:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:01:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2019-10-15 01:01:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2019-10-15 01:01:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2019-10-15 01:01:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:01:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:01:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:01:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:01:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:01:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:01:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:01:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:01:28,373 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:01:28,374 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 01:01:28,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:01:28 BoogieIcfgContainer [2019-10-15 01:01:28,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:01:28,376 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:01:28,376 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:01:28,380 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:01:28,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:01:27" (1/3) ... [2019-10-15 01:01:28,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34e3d7c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:01:28, skipping insertion in model container [2019-10-15 01:01:28,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:01:27" (2/3) ... [2019-10-15 01:01:28,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34e3d7c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:01:28, skipping insertion in model container [2019-10-15 01:01:28,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:01:28" (3/3) ... [2019-10-15 01:01:28,383 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.c_1.i [2019-10-15 01:01:28,393 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:01:28,402 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:01:28,412 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:01:28,438 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:01:28,438 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:01:28,438 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:01:28,439 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:01:28,439 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:01:28,439 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:01:28,439 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:01:28,439 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:01:28,457 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states. [2019-10-15 01:01:28,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-15 01:01:28,463 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:01:28,464 INFO L380 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] [2019-10-15 01:01:28,466 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:01:28,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:01:28,472 INFO L82 PathProgramCache]: Analyzing trace with hash -1026962197, now seen corresponding path program 1 times [2019-10-15 01:01:28,480 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:01:28,481 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799226301] [2019-10-15 01:01:28,481 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:01:28,482 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:01:28,482 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:01:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:01:28,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:01:28,742 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799226301] [2019-10-15 01:01:28,743 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:01:28,743 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:01:28,744 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128958081] [2019-10-15 01:01:28,749 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:01:28,751 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:01:28,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:01:28,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:01:28,775 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 6 states. [2019-10-15 01:01:28,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:01:28,920 INFO L93 Difference]: Finished difference Result 76 states and 87 transitions. [2019-10-15 01:01:28,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:01:28,923 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2019-10-15 01:01:28,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:01:28,932 INFO L225 Difference]: With dead ends: 76 [2019-10-15 01:01:28,933 INFO L226 Difference]: Without dead ends: 57 [2019-10-15 01:01:28,937 INFO L600 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 [2019-10-15 01:01:28,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-10-15 01:01:28,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2019-10-15 01:01:28,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2019-10-15 01:01:28,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 63 transitions. [2019-10-15 01:01:28,985 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 63 transitions. Word has length 26 [2019-10-15 01:01:28,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:01:28,988 INFO L462 AbstractCegarLoop]: Abstraction has 57 states and 63 transitions. [2019-10-15 01:01:28,988 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:01:28,989 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 63 transitions. [2019-10-15 01:01:28,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-10-15 01:01:28,991 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:01:28,992 INFO L380 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] [2019-10-15 01:01:28,992 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:01:28,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:01:28,993 INFO L82 PathProgramCache]: Analyzing trace with hash 1241242415, now seen corresponding path program 1 times [2019-10-15 01:01:28,993 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:01:28,993 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140923190] [2019-10-15 01:01:28,994 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:01:28,994 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:01:28,994 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:01:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:01:29,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-15 01:01:29,145 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140923190] [2019-10-15 01:01:29,146 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:01:29,146 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:01:29,148 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122602872] [2019-10-15 01:01:29,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:01:29,151 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:01:29,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:01:29,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:01:29,152 INFO L87 Difference]: Start difference. First operand 57 states and 63 transitions. Second operand 6 states. [2019-10-15 01:01:29,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:01:29,221 INFO L93 Difference]: Finished difference Result 66 states and 71 transitions. [2019-10-15 01:01:29,221 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:01:29,221 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2019-10-15 01:01:29,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:01:29,224 INFO L225 Difference]: With dead ends: 66 [2019-10-15 01:01:29,224 INFO L226 Difference]: Without dead ends: 57 [2019-10-15 01:01:29,225 INFO L600 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 [2019-10-15 01:01:29,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-10-15 01:01:29,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2019-10-15 01:01:29,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2019-10-15 01:01:29,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 62 transitions. [2019-10-15 01:01:29,238 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 62 transitions. Word has length 37 [2019-10-15 01:01:29,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:01:29,239 INFO L462 AbstractCegarLoop]: Abstraction has 57 states and 62 transitions. [2019-10-15 01:01:29,239 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:01:29,239 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2019-10-15 01:01:29,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-15 01:01:29,242 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:01:29,242 INFO L380 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, 1, 1, 1, 1] [2019-10-15 01:01:29,242 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:01:29,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:01:29,243 INFO L82 PathProgramCache]: Analyzing trace with hash -1194372345, now seen corresponding path program 1 times [2019-10-15 01:01:29,243 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:01:29,244 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611042417] [2019-10-15 01:01:29,244 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:01:29,244 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:01:29,245 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:01:29,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:01:29,390 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-15 01:01:29,391 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611042417] [2019-10-15 01:01:29,392 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:01:29,392 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:01:29,392 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065525780] [2019-10-15 01:01:29,394 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:01:29,395 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:01:29,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:01:29,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:01:29,396 INFO L87 Difference]: Start difference. First operand 57 states and 62 transitions. Second operand 3 states. [2019-10-15 01:01:29,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:01:29,430 INFO L93 Difference]: Finished difference Result 73 states and 78 transitions. [2019-10-15 01:01:29,430 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:01:29,431 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2019-10-15 01:01:29,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:01:29,435 INFO L225 Difference]: With dead ends: 73 [2019-10-15 01:01:29,435 INFO L226 Difference]: Without dead ends: 45 [2019-10-15 01:01:29,437 INFO L600 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 [2019-10-15 01:01:29,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-10-15 01:01:29,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-10-15 01:01:29,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-10-15 01:01:29,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 47 transitions. [2019-10-15 01:01:29,460 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 47 transitions. Word has length 54 [2019-10-15 01:01:29,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:01:29,460 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 47 transitions. [2019-10-15 01:01:29,461 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:01:29,461 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2019-10-15 01:01:29,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-15 01:01:29,466 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:01:29,467 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2019-10-15 01:01:29,467 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:01:29,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:01:29,467 INFO L82 PathProgramCache]: Analyzing trace with hash -959605864, now seen corresponding path program 1 times [2019-10-15 01:01:29,468 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:01:29,470 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513931272] [2019-10-15 01:01:29,470 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:01:29,470 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:01:29,471 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:01:29,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:01:29,616 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-15 01:01:29,617 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513931272] [2019-10-15 01:01:29,617 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:01:29,618 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:01:29,618 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828853394] [2019-10-15 01:01:29,619 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:01:29,619 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:01:29,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:01:29,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:01:29,620 INFO L87 Difference]: Start difference. First operand 45 states and 47 transitions. Second operand 3 states. [2019-10-15 01:01:29,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:01:29,642 INFO L93 Difference]: Finished difference Result 50 states and 53 transitions. [2019-10-15 01:01:29,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:01:29,642 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2019-10-15 01:01:29,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:01:29,643 INFO L225 Difference]: With dead ends: 50 [2019-10-15 01:01:29,643 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:01:29,644 INFO L600 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 [2019-10-15 01:01:29,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:01:29,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:01:29,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:01:29,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:01:29,646 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2019-10-15 01:01:29,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:01:29,646 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:01:29,646 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:01:29,646 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:01:29,646 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:01:29,651 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:01:29,916 INFO L443 ceAbstractionStarter]: For program point ibmphp_find_same_bus_numEXIT(lines 55 57) no Hoare annotation was computed. [2019-10-15 01:01:29,916 INFO L446 ceAbstractionStarter]: At program point ibmphp_find_same_bus_numENTRY(lines 55 57) the Hoare annotation is: true [2019-10-15 01:01:29,916 INFO L443 ceAbstractionStarter]: For program point ibmphp_find_same_bus_numFINAL(lines 55 57) no Hoare annotation was computed. [2019-10-15 01:01:29,917 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:01:29,917 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:01:29,917 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:01:29,917 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 50) no Hoare annotation was computed. [2019-10-15 01:01:29,917 INFO L443 ceAbstractionStarter]: For program point kfreeEXIT(lines 48 51) no Hoare annotation was computed. [2019-10-15 01:01:29,917 INFO L443 ceAbstractionStarter]: For program point L49-2(lines 48 51) no Hoare annotation was computed. [2019-10-15 01:01:29,918 INFO L439 ceAbstractionStarter]: At program point kfreeENTRY(lines 48 51) the Hoare annotation is: (or (= 0 ~tmp_slot~0.base) (= ~freed_tmp_slot~0 1) (not (= |old(~freed_tmp_slot~0)| 1))) [2019-10-15 01:01:29,918 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))) [2019-10-15 01:01:29,918 INFO L443 ceAbstractionStarter]: For program point L46-1(line 46) no Hoare annotation was computed. [2019-10-15 01:01:29,918 INFO L443 ceAbstractionStarter]: For program point kzallocEXIT(line 46) no Hoare annotation was computed. [2019-10-15 01:01:29,918 INFO L446 ceAbstractionStarter]: At program point kzallocENTRY(line 46) the Hoare annotation is: true [2019-10-15 01:01:29,918 INFO L443 ceAbstractionStarter]: For program point kzallocFINAL(line 46) no Hoare annotation was computed. [2019-10-15 01:01:29,919 INFO L443 ceAbstractionStarter]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2019-10-15 01:01:29,919 INFO L443 ceAbstractionStarter]: For program point __blast_assertEXIT(lines 4 7) no Hoare annotation was computed. [2019-10-15 01:01:29,919 INFO L443 ceAbstractionStarter]: For program point __blast_assertFINAL(lines 4 7) no Hoare annotation was computed. [2019-10-15 01:01:29,919 INFO L446 ceAbstractionStarter]: At program point __blast_assertENTRY(lines 4 7) the Hoare annotation is: true [2019-10-15 01:01:29,919 INFO L446 ceAbstractionStarter]: At program point ibmphp_init_devnoENTRY(lines 66 69) the Hoare annotation is: true [2019-10-15 01:01:29,920 INFO L443 ceAbstractionStarter]: For program point ibmphp_init_devnoFINAL(lines 66 69) no Hoare annotation was computed. [2019-10-15 01:01:29,920 INFO L443 ceAbstractionStarter]: For program point ibmphp_init_devnoEXIT(lines 66 69) no Hoare annotation was computed. [2019-10-15 01:01:29,920 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))) [2019-10-15 01:01:29,920 INFO L443 ceAbstractionStarter]: For program point ebda_rsrc_controllerEXIT(lines 71 132) no Hoare annotation was computed. [2019-10-15 01:01:29,920 INFO L443 ceAbstractionStarter]: For program point L97-1(line 97) no Hoare annotation was computed. [2019-10-15 01:01:29,921 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))) [2019-10-15 01:01:29,921 INFO L443 ceAbstractionStarter]: For program point L126-1(line 126) no Hoare annotation was computed. [2019-10-15 01:01:29,921 INFO L443 ceAbstractionStarter]: For program point L120(lines 120 121) no Hoare annotation was computed. [2019-10-15 01:01:29,921 INFO L443 ceAbstractionStarter]: For program point L116(lines 116 117) no Hoare annotation was computed. [2019-10-15 01:01:29,921 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))) [2019-10-15 01:01:29,922 INFO L443 ceAbstractionStarter]: For program point L77-1(line 77) no Hoare annotation was computed. [2019-10-15 01:01:29,922 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))) [2019-10-15 01:01:29,922 INFO L443 ceAbstractionStarter]: For program point L102-1(line 102) no Hoare annotation was computed. [2019-10-15 01:01:29,922 INFO L443 ceAbstractionStarter]: For program point L98(lines 98 106) no Hoare annotation was computed. [2019-10-15 01:01:29,922 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))) [2019-10-15 01:01:29,923 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))) [2019-10-15 01:01:29,923 INFO L443 ceAbstractionStarter]: For program point ebda_rsrc_controllerFINAL(lines 71 132) no Hoare annotation was computed. [2019-10-15 01:01:29,923 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))) [2019-10-15 01:01:29,923 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)))) [2019-10-15 01:01:29,924 INFO L443 ceAbstractionStarter]: For program point L86(lines 86 89) no Hoare annotation was computed. [2019-10-15 01:01:29,924 INFO L443 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2019-10-15 01:01:29,924 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))) [2019-10-15 01:01:29,924 INFO L443 ceAbstractionStarter]: For program point L84-1(line 84) no Hoare annotation was computed. [2019-10-15 01:01:29,924 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)))) [2019-10-15 01:01:29,925 INFO L443 ceAbstractionStarter]: For program point L115-1(line 115) no Hoare annotation was computed. [2019-10-15 01:01:29,925 INFO L443 ceAbstractionStarter]: For program point L78(lines 78 81) no Hoare annotation was computed. [2019-10-15 01:01:29,925 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:01:29,925 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= ~freed_tmp_slot~0 1) [2019-10-15 01:01:29,925 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:01:29,925 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:01:29,926 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))) [2019-10-15 01:01:29,926 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 134 138) no Hoare annotation was computed. [2019-10-15 01:01:29,926 INFO L443 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2019-10-15 01:01:29,926 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2019-10-15 01:01:29,926 INFO L443 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-10-15 01:01:29,927 INFO L439 ceAbstractionStarter]: At program point L137-2(line 137) the Hoare annotation is: (not (= |old(~freed_tmp_slot~0)| 1)) [2019-10-15 01:01:29,927 INFO L443 ceAbstractionStarter]: For program point L136-1(lines 134 138) no Hoare annotation was computed. [2019-10-15 01:01:29,927 INFO L446 ceAbstractionStarter]: At program point fillslotinfoENTRY(lines 61 64) the Hoare annotation is: true [2019-10-15 01:01:29,927 INFO L443 ceAbstractionStarter]: For program point fillslotinfoEXIT(lines 61 64) no Hoare annotation was computed. [2019-10-15 01:01:29,927 INFO L443 ceAbstractionStarter]: For program point fillslotinfoFINAL(lines 61 64) no Hoare annotation was computed. [2019-10-15 01:01:29,927 INFO L446 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:01:29,928 INFO L443 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:01:29,928 INFO L443 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:01:29,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:01:29 BoogieIcfgContainer [2019-10-15 01:01:29,946 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:01:29,951 INFO L168 Benchmark]: Toolchain (without parser) took 2533.41 ms. Allocated memory was 143.7 MB in the beginning and 231.7 MB in the end (delta: 88.1 MB). Free memory was 100.1 MB in the beginning and 163.2 MB in the end (delta: -63.1 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-10-15 01:01:29,951 INFO L168 Benchmark]: CDTParser took 0.87 ms. Allocated memory is still 143.7 MB. Free memory is still 118.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 01:01:29,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.33 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 99.6 MB in the beginning and 178.6 MB in the end (delta: -79.0 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-10-15 01:01:29,955 INFO L168 Benchmark]: Boogie Preprocessor took 43.58 ms. Allocated memory is still 201.3 MB. Free memory was 178.6 MB in the beginning and 176.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-10-15 01:01:29,956 INFO L168 Benchmark]: RCFGBuilder took 464.10 ms. Allocated memory is still 201.3 MB. Free memory was 176.6 MB in the beginning and 152.9 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. [2019-10-15 01:01:29,958 INFO L168 Benchmark]: TraceAbstraction took 1569.87 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 152.9 MB in the beginning and 163.2 MB in the end (delta: -10.3 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-10-15 01:01:29,964 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 ms. Allocated memory is still 143.7 MB. Free memory is still 118.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 451.33 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 99.6 MB in the beginning and 178.6 MB in the end (delta: -79.0 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.58 ms. Allocated memory is still 201.3 MB. Free memory was 178.6 MB in the beginning and 176.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 464.10 ms. Allocated memory is still 201.3 MB. Free memory was 176.6 MB in the beginning and 152.9 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1569.87 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 152.9 MB in the beginning and 163.2 MB in the end (delta: -10.3 MB). Peak memory consumption was 20.1 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, 63 locations, 1 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 235 SDtfs, 104 SDslu, 462 SDs, 0 SdLazy, 48 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 30 PreInvPairs, 34 NumberOfFragments, 221 HoareAnnotationTreeSize, 30 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 23 FomulaSimplificationsInter, 85 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 173 NumberOfCodeBlocks, 173 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 169 ConstructedInterpolants, 0 QuantifiedInterpolants, 10903 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 28/28 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...