/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 00:52:13,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 00:52:13,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 00:52:13,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-02 00:52:13,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 00:52:13,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 00:52:13,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 00:52:13,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 00:52:13,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 00:52:13,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 00:52:13,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 00:52:13,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 00:52:13,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 00:52:13,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 00:52:13,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 00:52:13,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 00:52:13,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-04-02 00:52:13,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 00:52:13,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 00:52:13,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 00:52:13,741 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 [2023-04-02 00:52:13,761 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 00:52:13,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 00:52:13,761 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 00:52:13,762 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 00:52:13,762 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 00:52:13,763 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 00:52:13,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 00:52:13,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 00:52:13,763 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 00:52:13,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 00:52:13,764 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 00:52:13,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 00:52:13,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 00:52:13,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 00:52:13,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 00:52:13,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 00:52:13,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 00:52:13,764 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 00:52:13,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 00:52:13,765 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 00:52:13,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 00:52:13,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 00:52:13,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 00:52:13,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 00:52:13,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 00:52:13,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 00:52:13,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 00:52:13,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 00:52:13,766 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 00:52:13,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 00:52:13,766 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 00:52:13,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 00:52:13,766 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 00:52:13,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 00:52:13,767 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 00:52:13,767 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 00:52:13,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 00:52:14,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 00:52:14,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 00:52:14,013 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 00:52:14,013 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 00:52:14,014 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i [2023-04-02 00:52:15,168 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 00:52:15,366 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 00:52:15,366 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i [2023-04-02 00:52:15,370 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/274c2f3b8/9b3629e8f38a45dc94f54d89674e7ac0/FLAG6857a5a3b [2023-04-02 00:52:15,382 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/274c2f3b8/9b3629e8f38a45dc94f54d89674e7ac0 [2023-04-02 00:52:15,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 00:52:15,385 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 00:52:15,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 00:52:15,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 00:52:15,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 00:52:15,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 12:52:15" (1/1) ... [2023-04-02 00:52:15,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d1f2ca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:52:15, skipping insertion in model container [2023-04-02 00:52:15,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 12:52:15" (1/1) ... [2023-04-02 00:52:15,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 00:52:15,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 00:52:15,518 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i[303,316] [2023-04-02 00:52:15,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 00:52:15,556 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 00:52:15,566 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i[303,316] [2023-04-02 00:52:15,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 00:52:15,587 INFO L208 MainTranslator]: Completed translation [2023-04-02 00:52:15,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:52:15 WrapperNode [2023-04-02 00:52:15,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 00:52:15,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 00:52:15,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 00:52:15,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 00:52:15,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:52:15" (1/1) ... [2023-04-02 00:52:15,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:52:15" (1/1) ... [2023-04-02 00:52:15,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:52:15" (1/1) ... [2023-04-02 00:52:15,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:52:15" (1/1) ... [2023-04-02 00:52:15,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:52:15" (1/1) ... [2023-04-02 00:52:15,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:52:15" (1/1) ... [2023-04-02 00:52:15,621 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:52:15" (1/1) ... [2023-04-02 00:52:15,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:52:15" (1/1) ... [2023-04-02 00:52:15,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 00:52:15,624 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 00:52:15,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 00:52:15,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 00:52:15,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:52:15" (1/1) ... [2023-04-02 00:52:15,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 00:52:15,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 00:52:15,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-02 00:52:15,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-02 00:52:15,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 00:52:15,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 00:52:15,680 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 00:52:15,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2023-04-02 00:52:15,680 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-02 00:52:15,680 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 00:52:15,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2023-04-02 00:52:15,681 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2023-04-02 00:52:15,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2023-04-02 00:52:15,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2023-04-02 00:52:15,681 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 00:52:15,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 00:52:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 00:52:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 00:52:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 00:52:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 00:52:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2023-04-02 00:52:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 00:52:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-02 00:52:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 00:52:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 00:52:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 00:52:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2023-04-02 00:52:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 00:52:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2023-04-02 00:52:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2023-04-02 00:52:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2023-04-02 00:52:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 00:52:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 00:52:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 00:52:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 00:52:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 00:52:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 00:52:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 00:52:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 00:52:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 00:52:15,769 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 00:52:15,771 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 00:52:16,103 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 00:52:16,113 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 00:52:16,114 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-02 00:52:16,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 12:52:16 BoogieIcfgContainer [2023-04-02 00:52:16,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 00:52:16,118 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 00:52:16,118 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 00:52:16,122 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 00:52:16,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 12:52:15" (1/3) ... [2023-04-02 00:52:16,123 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73e122d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 12:52:16, skipping insertion in model container [2023-04-02 00:52:16,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:52:15" (2/3) ... [2023-04-02 00:52:16,123 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73e122d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 12:52:16, skipping insertion in model container [2023-04-02 00:52:16,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 12:52:16" (3/3) ... [2023-04-02 00:52:16,125 INFO L112 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.c_1.i [2023-04-02 00:52:16,145 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 00:52:16,145 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 00:52:16,213 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 00:52:16,222 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@680fac1f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 00:52:16,222 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 00:52:16,226 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 39 states have (on average 1.2307692307692308) internal successors, (48), 41 states have internal predecessors, (48), 13 states have call successors, (13), 10 states have call predecessors, (13), 10 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-04-02 00:52:16,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-04-02 00:52:16,236 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 00:52:16,237 INFO L195 NwaCegarLoop]: 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] [2023-04-02 00:52:16,238 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 00:52:16,243 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 00:52:16,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1407815480, now seen corresponding path program 1 times [2023-04-02 00:52:16,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 00:52:16,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049501598] [2023-04-02 00:52:16,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 00:52:16,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 00:52:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:16,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 00:52:16,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:16,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 00:52:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:16,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 00:52:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:16,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 00:52:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:16,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 00:52:16,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 00:52:16,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049501598] [2023-04-02 00:52:16,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049501598] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 00:52:16,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 00:52:16,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 00:52:16,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877915736] [2023-04-02 00:52:16,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 00:52:16,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 00:52:16,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 00:52:16,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 00:52:16,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 00:52:16,909 INFO L87 Difference]: Start difference. First operand has 64 states, 39 states have (on average 1.2307692307692308) internal successors, (48), 41 states have internal predecessors, (48), 13 states have call successors, (13), 10 states have call predecessors, (13), 10 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 10 states, 10 states have (on average 1.6) internal successors, (16), 5 states have internal predecessors, (16), 3 states have call successors, (6), 6 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-02 00:52:17,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 00:52:17,283 INFO L93 Difference]: Finished difference Result 79 states and 92 transitions. [2023-04-02 00:52:17,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-02 00:52:17,286 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.6) internal successors, (16), 5 states have internal predecessors, (16), 3 states have call successors, (6), 6 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 2 states have call successors, (4) Word has length 26 [2023-04-02 00:52:17,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 00:52:17,292 INFO L225 Difference]: With dead ends: 79 [2023-04-02 00:52:17,292 INFO L226 Difference]: Without dead ends: 60 [2023-04-02 00:52:17,295 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2023-04-02 00:52:17,298 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 60 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 285 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 00:52:17,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 181 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 285 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 00:52:17,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2023-04-02 00:52:17,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 58. [2023-04-02 00:52:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 36 states have internal predecessors, (41), 13 states have call successors, (13), 10 states have call predecessors, (13), 8 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-04-02 00:52:17,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 65 transitions. [2023-04-02 00:52:17,340 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 65 transitions. Word has length 26 [2023-04-02 00:52:17,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 00:52:17,341 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 65 transitions. [2023-04-02 00:52:17,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.6) internal successors, (16), 5 states have internal predecessors, (16), 3 states have call successors, (6), 6 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-02 00:52:17,342 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2023-04-02 00:52:17,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-04-02 00:52:17,343 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 00:52:17,344 INFO L195 NwaCegarLoop]: 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] [2023-04-02 00:52:17,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 00:52:17,346 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 00:52:17,348 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 00:52:17,348 INFO L85 PathProgramCache]: Analyzing trace with hash -994854991, now seen corresponding path program 1 times [2023-04-02 00:52:17,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 00:52:17,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317337825] [2023-04-02 00:52:17,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 00:52:17,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 00:52:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:17,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 00:52:17,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:17,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 00:52:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:17,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 00:52:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:17,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 00:52:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:17,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 00:52:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:17,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 00:52:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:17,704 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-04-02 00:52:17,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 00:52:17,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317337825] [2023-04-02 00:52:17,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317337825] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 00:52:17,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 00:52:17,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 00:52:17,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718713196] [2023-04-02 00:52:17,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 00:52:17,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 00:52:17,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 00:52:17,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 00:52:17,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-04-02 00:52:17,710 INFO L87 Difference]: Start difference. First operand 58 states and 65 transitions. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 5 states have internal predecessors, (21), 3 states have call successors, (8), 6 states have call predecessors, (8), 3 states have return successors, (6), 4 states have call predecessors, (6), 2 states have call successors, (6) [2023-04-02 00:52:18,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 00:52:18,200 INFO L93 Difference]: Finished difference Result 77 states and 83 transitions. [2023-04-02 00:52:18,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-02 00:52:18,201 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 5 states have internal predecessors, (21), 3 states have call successors, (8), 6 states have call predecessors, (8), 3 states have return successors, (6), 4 states have call predecessors, (6), 2 states have call successors, (6) Word has length 37 [2023-04-02 00:52:18,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 00:52:18,203 INFO L225 Difference]: With dead ends: 77 [2023-04-02 00:52:18,204 INFO L226 Difference]: Without dead ends: 68 [2023-04-02 00:52:18,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=328, Unknown=0, NotChecked=0, Total=420 [2023-04-02 00:52:18,206 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 79 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 303 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 00:52:18,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 130 Invalid, 334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 303 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 00:52:18,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2023-04-02 00:52:18,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 66. [2023-04-02 00:52:18,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 41 states have (on average 1.0975609756097562) internal successors, (45), 41 states have internal predecessors, (45), 14 states have call successors, (14), 12 states have call predecessors, (14), 10 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-04-02 00:52:18,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 71 transitions. [2023-04-02 00:52:18,240 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 71 transitions. Word has length 37 [2023-04-02 00:52:18,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 00:52:18,240 INFO L495 AbstractCegarLoop]: Abstraction has 66 states and 71 transitions. [2023-04-02 00:52:18,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 5 states have internal predecessors, (21), 3 states have call successors, (8), 6 states have call predecessors, (8), 3 states have return successors, (6), 4 states have call predecessors, (6), 2 states have call successors, (6) [2023-04-02 00:52:18,244 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 71 transitions. [2023-04-02 00:52:18,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-04-02 00:52:18,247 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 00:52:18,248 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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, 1, 1] [2023-04-02 00:52:18,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 00:52:18,248 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 00:52:18,249 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 00:52:18,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1799073465, now seen corresponding path program 1 times [2023-04-02 00:52:18,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 00:52:18,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948336329] [2023-04-02 00:52:18,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 00:52:18,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 00:52:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 00:52:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 00:52:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 00:52:18,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 00:52:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 00:52:18,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 00:52:18,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-04-02 00:52:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 00:52:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 00:52:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 00:52:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 00:52:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,542 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-04-02 00:52:18,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 00:52:18,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948336329] [2023-04-02 00:52:18,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948336329] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 00:52:18,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 00:52:18,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 00:52:18,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697531809] [2023-04-02 00:52:18,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 00:52:18,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 00:52:18,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 00:52:18,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 00:52:18,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-02 00:52:18,545 INFO L87 Difference]: Start difference. First operand 66 states and 71 transitions. Second operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 3 states have internal predecessors, (29), 4 states have call successors, (11), 6 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2023-04-02 00:52:18,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 00:52:18,808 INFO L93 Difference]: Finished difference Result 86 states and 92 transitions. [2023-04-02 00:52:18,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 00:52:18,809 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 3 states have internal predecessors, (29), 4 states have call successors, (11), 6 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) Word has length 63 [2023-04-02 00:52:18,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 00:52:18,810 INFO L225 Difference]: With dead ends: 86 [2023-04-02 00:52:18,810 INFO L226 Difference]: Without dead ends: 56 [2023-04-02 00:52:18,811 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-04-02 00:52:18,811 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 56 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 00:52:18,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 83 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 00:52:18,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2023-04-02 00:52:18,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 54. [2023-04-02 00:52:18,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 33 states have (on average 1.0303030303030303) internal successors, (34), 33 states have internal predecessors, (34), 12 states have call successors, (12), 10 states have call predecessors, (12), 8 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-04-02 00:52:18,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 56 transitions. [2023-04-02 00:52:18,822 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 56 transitions. Word has length 63 [2023-04-02 00:52:18,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 00:52:18,822 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 56 transitions. [2023-04-02 00:52:18,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 3 states have internal predecessors, (29), 4 states have call successors, (11), 6 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2023-04-02 00:52:18,822 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2023-04-02 00:52:18,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-04-02 00:52:18,823 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 00:52:18,823 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2023-04-02 00:52:18,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 00:52:18,824 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 00:52:18,824 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 00:52:18,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1588930680, now seen corresponding path program 1 times [2023-04-02 00:52:18,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 00:52:18,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364249049] [2023-04-02 00:52:18,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 00:52:18,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 00:52:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 00:52:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:18,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-04-02 00:52:18,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:19,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 00:52:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:19,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 00:52:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:19,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 00:52:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:19,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 00:52:19,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:19,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-04-02 00:52:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:19,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 00:52:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:19,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 00:52:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:19,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 00:52:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:19,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-04-02 00:52:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:52:19,105 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-02 00:52:19,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 00:52:19,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364249049] [2023-04-02 00:52:19,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364249049] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 00:52:19,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 00:52:19,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-04-02 00:52:19,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751993925] [2023-04-02 00:52:19,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 00:52:19,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-04-02 00:52:19,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 00:52:19,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-04-02 00:52:19,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2023-04-02 00:52:19,107 INFO L87 Difference]: Start difference. First operand 54 states and 56 transitions. Second operand has 13 states, 13 states have (on average 2.3846153846153846) internal successors, (31), 6 states have internal predecessors, (31), 4 states have call successors, (12), 7 states have call predecessors, (12), 4 states have return successors, (10), 5 states have call predecessors, (10), 4 states have call successors, (10) [2023-04-02 00:52:19,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 00:52:19,348 INFO L93 Difference]: Finished difference Result 54 states and 56 transitions. [2023-04-02 00:52:19,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 00:52:19,348 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.3846153846153846) internal successors, (31), 6 states have internal predecessors, (31), 4 states have call successors, (12), 7 states have call predecessors, (12), 4 states have return successors, (10), 5 states have call predecessors, (10), 4 states have call successors, (10) Word has length 65 [2023-04-02 00:52:19,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 00:52:19,349 INFO L225 Difference]: With dead ends: 54 [2023-04-02 00:52:19,349 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 00:52:19,349 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2023-04-02 00:52:19,350 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 28 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-02 00:52:19,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 30 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-02 00:52:19,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 00:52:19,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 00:52:19,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-02 00:52:19,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 00:52:19,352 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2023-04-02 00:52:19,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 00:52:19,352 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 00:52:19,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.3846153846153846) internal successors, (31), 6 states have internal predecessors, (31), 4 states have call successors, (12), 7 states have call predecessors, (12), 4 states have return successors, (10), 5 states have call predecessors, (10), 4 states have call successors, (10) [2023-04-02 00:52:19,352 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 00:52:19,352 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 00:52:19,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 00:52:19,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 00:52:19,357 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-02 00:52:19,532 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2023-04-02 00:52:19,532 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2023-04-02 00:52:19,532 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 3) no Hoare annotation was computed. [2023-04-02 00:52:19,532 INFO L899 garLoopResultBuilder]: For program point L51-2(lines 50 53) no Hoare annotation was computed. [2023-04-02 00:52:19,532 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 50 53) no Hoare annotation was computed. [2023-04-02 00:52:19,533 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 50 53) the Hoare annotation is: (or (not (= ~used_tmp_slot~0 1)) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= ~tmp_slot~0.base 0)) [2023-04-02 00:52:19,533 INFO L899 garLoopResultBuilder]: For program point L51(lines 51 52) no Hoare annotation was computed. [2023-04-02 00:52:19,533 INFO L899 garLoopResultBuilder]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2023-04-02 00:52:19,533 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 6 9) the Hoare annotation is: true [2023-04-02 00:52:19,533 INFO L899 garLoopResultBuilder]: For program point __blast_assertEXIT(lines 6 9) no Hoare annotation was computed. [2023-04-02 00:52:19,533 INFO L899 garLoopResultBuilder]: For program point __blast_assertFINAL(lines 6 9) no Hoare annotation was computed. [2023-04-02 00:52:19,533 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 67 70) the Hoare annotation is: true [2023-04-02 00:52:19,533 INFO L899 garLoopResultBuilder]: For program point ibmphp_init_devnoFINAL(lines 67 70) no Hoare annotation was computed. [2023-04-02 00:52:19,534 INFO L899 garLoopResultBuilder]: For program point ibmphp_init_devnoEXIT(lines 67 70) no Hoare annotation was computed. [2023-04-02 00:52:19,534 INFO L899 garLoopResultBuilder]: For program point ebda_rsrc_controllerEXIT(lines 72 133) no Hoare annotation was computed. [2023-04-02 00:52:19,534 INFO L895 garLoopResultBuilder]: At program point L128(lines 72 133) the Hoare annotation is: (and (not (= ~tmp_slot~0.base 0)) (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~used_tmp_slot~0 1)) [2023-04-02 00:52:19,535 INFO L895 garLoopResultBuilder]: At program point L120(line 120) the Hoare annotation is: (and (not (= ~tmp_slot~0.base 0)) (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~used_tmp_slot~0 1)) [2023-04-02 00:52:19,535 INFO L899 garLoopResultBuilder]: For program point L87(lines 87 90) no Hoare annotation was computed. [2023-04-02 00:52:19,535 INFO L899 garLoopResultBuilder]: For program point L120-1(line 120) no Hoare annotation was computed. [2023-04-02 00:52:19,535 INFO L895 garLoopResultBuilder]: At program point L85(line 85) the Hoare annotation is: (and (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|)) [2023-04-02 00:52:19,535 INFO L899 garLoopResultBuilder]: For program point L85-1(line 85) no Hoare annotation was computed. [2023-04-02 00:52:19,535 INFO L895 garLoopResultBuilder]: At program point L116(line 116) the Hoare annotation is: (and (not (= ~tmp_slot~0.base 0)) (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~used_tmp_slot~0 1)) [2023-04-02 00:52:19,536 INFO L899 garLoopResultBuilder]: For program point L116-1(line 116) no Hoare annotation was computed. [2023-04-02 00:52:19,536 INFO L899 garLoopResultBuilder]: For program point L79(lines 79 82) no Hoare annotation was computed. [2023-04-02 00:52:19,536 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 72 133) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |#memory_int| |old(#memory_int)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2023-04-02 00:52:19,536 INFO L895 garLoopResultBuilder]: At program point L98(line 98) the Hoare annotation is: (and (not (= ~tmp_slot~0.base 0)) (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0))) [2023-04-02 00:52:19,536 INFO L899 garLoopResultBuilder]: For program point L98-1(line 98) no Hoare annotation was computed. [2023-04-02 00:52:19,536 INFO L895 garLoopResultBuilder]: At program point L127(line 127) the Hoare annotation is: (and (not (= ~tmp_slot~0.base 0)) (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~used_tmp_slot~0 1)) [2023-04-02 00:52:19,536 INFO L895 garLoopResultBuilder]: At program point error(lines 72 133) the Hoare annotation is: (and (not (= ~tmp_slot~0.base 0)) (not (= ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~used_tmp_slot~0 1)) [2023-04-02 00:52:19,537 INFO L899 garLoopResultBuilder]: For program point L127-1(line 127) no Hoare annotation was computed. [2023-04-02 00:52:19,537 INFO L899 garLoopResultBuilder]: For program point ebda_rsrc_controllerFINAL(lines 72 133) no Hoare annotation was computed. [2023-04-02 00:52:19,537 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 122) no Hoare annotation was computed. [2023-04-02 00:52:19,537 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2023-04-02 00:52:19,537 INFO L895 garLoopResultBuilder]: At program point L78(line 78) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |#memory_int| |old(#memory_int)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2023-04-02 00:52:19,537 INFO L899 garLoopResultBuilder]: For program point L78-1(line 78) no Hoare annotation was computed. [2023-04-02 00:52:19,537 INFO L895 garLoopResultBuilder]: At program point L103(line 103) the Hoare annotation is: false [2023-04-02 00:52:19,537 INFO L899 garLoopResultBuilder]: For program point L103-1(line 103) no Hoare annotation was computed. [2023-04-02 00:52:19,537 INFO L899 garLoopResultBuilder]: For program point L99(lines 99 107) no Hoare annotation was computed. [2023-04-02 00:52:19,538 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 135 139) no Hoare annotation was computed. [2023-04-02 00:52:19,538 INFO L899 garLoopResultBuilder]: For program point L138(line 138) no Hoare annotation was computed. [2023-04-02 00:52:19,538 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 135 139) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |#memory_int| |old(#memory_int)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2023-04-02 00:52:19,538 INFO L899 garLoopResultBuilder]: For program point L137(lines 137 138) no Hoare annotation was computed. [2023-04-02 00:52:19,538 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2023-04-02 00:52:19,538 INFO L895 garLoopResultBuilder]: At program point L138-2(line 138) the Hoare annotation is: false [2023-04-02 00:52:19,538 INFO L899 garLoopResultBuilder]: For program point L137-1(lines 135 139) no Hoare annotation was computed. [2023-04-02 00:52:19,539 INFO L899 garLoopResultBuilder]: For program point ibmphp_find_same_bus_numEXIT(lines 56 58) no Hoare annotation was computed. [2023-04-02 00:52:19,539 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 56 58) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)) (= ~tmp_slot~0.base 0)) [2023-04-02 00:52:19,539 INFO L899 garLoopResultBuilder]: For program point L57(line 57) no Hoare annotation was computed. [2023-04-02 00:52:19,539 INFO L899 garLoopResultBuilder]: For program point ibmphp_find_same_bus_numFINAL(lines 56 58) no Hoare annotation was computed. [2023-04-02 00:52:19,539 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-02 00:52:19,539 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-02 00:52:19,539 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-02 00:52:19,539 INFO L895 garLoopResultBuilder]: At program point L48(line 48) the Hoare annotation is: (and (not (= |kzalloc_#t~malloc4.base| 0)) (= |#memory_int| |old(#memory_int)|)) [2023-04-02 00:52:19,539 INFO L899 garLoopResultBuilder]: For program point L48-1(line 48) no Hoare annotation was computed. [2023-04-02 00:52:19,539 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line 48) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)) [2023-04-02 00:52:19,540 INFO L899 garLoopResultBuilder]: For program point kzallocEXIT(line 48) no Hoare annotation was computed. [2023-04-02 00:52:19,540 INFO L899 garLoopResultBuilder]: For program point kzallocFINAL(line 48) no Hoare annotation was computed. [2023-04-02 00:52:19,540 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-02 00:52:19,540 INFO L902 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2023-04-02 00:52:19,540 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-02 00:52:19,540 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-02 00:52:19,540 INFO L899 garLoopResultBuilder]: For program point fillslotinfoEXIT(lines 62 65) no Hoare annotation was computed. [2023-04-02 00:52:19,540 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 62 65) the Hoare annotation is: true [2023-04-02 00:52:19,540 INFO L899 garLoopResultBuilder]: For program point fillslotinfoFINAL(lines 62 65) no Hoare annotation was computed. [2023-04-02 00:52:19,540 INFO L899 garLoopResultBuilder]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2023-04-02 00:52:19,540 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (= |#memory_int| |old(#memory_int)|) [2023-04-02 00:52:19,540 INFO L899 garLoopResultBuilder]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2023-04-02 00:52:19,545 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-04-02 00:52:19,546 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 00:52:19,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 12:52:19 BoogieIcfgContainer [2023-04-02 00:52:19,562 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 00:52:19,562 INFO L158 Benchmark]: Toolchain (without parser) took 4177.50ms. Allocated memory is still 244.3MB. Free memory was 196.5MB in the beginning and 180.1MB in the end (delta: 16.4MB). Peak memory consumption was 17.4MB. Max. memory is 8.0GB. [2023-04-02 00:52:19,563 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 178.3MB. Free memory is still 124.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 00:52:19,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.70ms. Allocated memory is still 244.3MB. Free memory was 196.1MB in the beginning and 185.3MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-04-02 00:52:19,563 INFO L158 Benchmark]: Boogie Preprocessor took 35.20ms. Allocated memory is still 244.3MB. Free memory was 185.3MB in the beginning and 183.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-04-02 00:52:19,563 INFO L158 Benchmark]: RCFGBuilder took 491.23ms. Allocated memory is still 244.3MB. Free memory was 183.2MB in the beginning and 167.1MB in the end (delta: 16.1MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-04-02 00:52:19,563 INFO L158 Benchmark]: TraceAbstraction took 3444.31ms. Allocated memory is still 244.3MB. Free memory was 166.4MB in the beginning and 180.1MB in the end (delta: -13.7MB). There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 00:52:19,565 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 178.3MB. Free memory is still 124.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 201.70ms. Allocated memory is still 244.3MB. Free memory was 196.1MB in the beginning and 185.3MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.20ms. Allocated memory is still 244.3MB. Free memory was 185.3MB in the beginning and 183.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 491.23ms. Allocated memory is still 244.3MB. Free memory was 183.2MB in the beginning and 167.1MB in the end (delta: 16.1MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 3444.31ms. Allocated memory is still 244.3MB. Free memory was 166.4MB in the beginning and 180.1MB in the end (delta: -13.7MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 8]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 4, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 237 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 223 mSDsluCounter, 424 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 317 mSDsCounter, 136 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 959 IncrementalHoareTripleChecker+Invalid, 1095 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 136 mSolverCounterUnsat, 107 mSDtfsCounter, 959 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 120 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=2, InterpolantAutomatonStates: 49, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 33 PreInvPairs, 36 NumberOfFragments, 242 HoareAnnotationTreeSize, 33 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 23 FomulaSimplificationsInter, 89 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 191 NumberOfCodeBlocks, 191 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 187 ConstructedInterpolants, 0 QuantifiedInterpolants, 571 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 60/60 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: (!(tmp_slot == 0) && !(hp_slot_ptr == 0)) && used_tmp_slot == 1 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: (!(tmp_slot == 0) && !(hp_slot_ptr == 0)) && used_tmp_slot == 1 RESULT: Ultimate proved your program to be correct! [2023-04-02 00:52:19,585 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...