./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ntdrivers/cdaudio.i.cil-2.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ntdrivers/cdaudio.i.cil-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cbd6fae4336657ba64ffc87c69eab59771da1473 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ntdrivers/cdaudio.i.cil-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cbd6fae4336657ba64ffc87c69eab59771da1473 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@3b23de60 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-09-13 12:00:53,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-09-13 12:00:53,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-09-13 12:00:53,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-09-13 12:00:53,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-09-13 12:00:53,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-09-13 12:00:53,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-09-13 12:00:53,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-09-13 12:00:53,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-09-13 12:00:53,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-09-13 12:00:53,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-09-13 12:00:53,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-09-13 12:00:53,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-09-13 12:00:53,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-09-13 12:00:53,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-09-13 12:00:53,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-09-13 12:00:53,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-09-13 12:00:53,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-09-13 12:00:53,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-09-13 12:00:53,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-09-13 12:00:53,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-09-13 12:00:53,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-09-13 12:00:53,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-09-13 12:00:53,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-09-13 12:00:53,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-09-13 12:00:53,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-09-13 12:00:53,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-09-13 12:00:53,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-09-13 12:00:53,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-09-13 12:00:53,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-09-13 12:00:53,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-09-13 12:00:53,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-09-13 12:00:53,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-09-13 12:00:53,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-09-13 12:00:53,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-09-13 12:00:53,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-09-13 12:00:53,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-09-13 12:00:53,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-09-13 12:00:53,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-09-13 12:00:53,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-09-13 12:00:53,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-09-13 12:00:53,686 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-09-13 12:00:53,760 INFO L113 SettingsManager]: Loading preferences was successful [2021-09-13 12:00:53,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-09-13 12:00:53,761 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-09-13 12:00:53,761 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-09-13 12:00:53,762 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-09-13 12:00:53,762 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-09-13 12:00:53,762 INFO L138 SettingsManager]: * Use SBE=true [2021-09-13 12:00:53,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-09-13 12:00:53,763 INFO L138 SettingsManager]: * sizeof long=4 [2021-09-13 12:00:53,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-09-13 12:00:53,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-09-13 12:00:53,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-09-13 12:00:53,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-09-13 12:00:53,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-09-13 12:00:53,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-09-13 12:00:53,764 INFO L138 SettingsManager]: * sizeof long double=12 [2021-09-13 12:00:53,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-09-13 12:00:53,764 INFO L138 SettingsManager]: * Use constant arrays=true [2021-09-13 12:00:53,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-09-13 12:00:53,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-09-13 12:00:53,766 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-09-13 12:00:53,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-09-13 12:00:53,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-09-13 12:00:53,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-09-13 12:00:53,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-09-13 12:00:53,770 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-09-13 12:00:53,770 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-09-13 12:00:53,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-09-13 12:00:53,771 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-09-13 12:00:53,771 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-09-13 12:00:53,771 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbd6fae4336657ba64ffc87c69eab59771da1473 [2021-09-13 12:00:54,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-09-13 12:00:54,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-09-13 12:00:54,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-09-13 12:00:54,485 INFO L271 PluginConnector]: Initializing CDTParser... [2021-09-13 12:00:54,486 INFO L275 PluginConnector]: CDTParser initialized [2021-09-13 12:00:54,487 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers/cdaudio.i.cil-2.c [2021-09-13 12:00:54,535 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30d63ff64/c3a9e89ae2884ed684997e6f16c51009/FLAG73372b484 [2021-09-13 12:00:55,297 INFO L306 CDTParser]: Found 1 translation units. [2021-09-13 12:00:55,298 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/cdaudio.i.cil-2.c [2021-09-13 12:00:55,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30d63ff64/c3a9e89ae2884ed684997e6f16c51009/FLAG73372b484 [2021-09-13 12:00:55,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30d63ff64/c3a9e89ae2884ed684997e6f16c51009 [2021-09-13 12:00:55,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-09-13 12:00:55,458 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-09-13 12:00:55,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-09-13 12:00:55,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-09-13 12:00:55,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-09-13 12:00:55,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 12:00:55" (1/1) ... [2021-09-13 12:00:55,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10f2b11a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:00:55, skipping insertion in model container [2021-09-13 12:00:55,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 12:00:55" (1/1) ... [2021-09-13 12:00:55,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-09-13 12:00:55,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-09-13 12:00:56,185 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/cdaudio.i.cil-2.c[90200,90213] [2021-09-13 12:00:57,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-09-13 12:00:57,174 INFO L203 MainTranslator]: Completed pre-run [2021-09-13 12:00:57,286 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/cdaudio.i.cil-2.c[90200,90213] [2021-09-13 12:00:57,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-09-13 12:00:57,590 INFO L208 MainTranslator]: Completed translation [2021-09-13 12:00:57,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:00:57 WrapperNode [2021-09-13 12:00:57,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-09-13 12:00:57,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-09-13 12:00:57,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-09-13 12:00:57,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-09-13 12:00:57,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:00:57" (1/1) ... [2021-09-13 12:00:57,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:00:57" (1/1) ... [2021-09-13 12:00:57,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-09-13 12:00:57,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-09-13 12:00:57,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-09-13 12:00:57,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-09-13 12:00:57,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:00:57" (1/1) ... [2021-09-13 12:00:57,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:00:57" (1/1) ... [2021-09-13 12:00:57,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:00:57" (1/1) ... [2021-09-13 12:00:57,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:00:57" (1/1) ... [2021-09-13 12:00:58,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:00:57" (1/1) ... [2021-09-13 12:00:58,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:00:57" (1/1) ... [2021-09-13 12:00:58,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:00:57" (1/1) ... [2021-09-13 12:00:58,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-09-13 12:00:58,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-09-13 12:00:58,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-09-13 12:00:58,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-09-13 12:00:58,358 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:00:57" (1/1) ... [2021-09-13 12:00:58,492 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-09-13 12:00:58,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-09-13 12:00:58,589 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) [2021-09-13 12:00:58,590 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 [2021-09-13 12:00:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-09-13 12:00:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-09-13 12:00:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-09-13 12:00:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-09-13 12:00:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-09-13 12:00:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-09-13 12:00:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-09-13 12:00:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-09-13 12:00:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-09-13 12:00:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-09-13 12:00:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-09-13 12:00:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-09-13 12:00:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-09-13 12:00:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-09-13 12:00:58,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-09-13 12:00:59,203 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,206 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,212 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,218 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,225 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,228 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,231 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,237 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,242 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,244 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,245 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,248 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,250 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,251 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,251 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,253 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,254 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,255 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,256 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,257 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,258 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,259 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,260 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,261 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,262 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,263 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,268 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,269 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,270 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,273 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,274 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,276 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,276 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,277 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,278 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,279 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,283 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,285 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,285 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,287 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,287 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,289 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:00:59,290 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:01:02,856 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1270: assume false; [2021-09-13 12:01:02,857 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1271: assume !false; [2021-09-13 12:01:02,857 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##297: assume !false; [2021-09-13 12:01:02,857 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##296: assume false; [2021-09-13 12:01:02,857 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##256: assume !false; [2021-09-13 12:01:02,857 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##255: assume false; [2021-09-13 12:01:02,857 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1222: assume false; [2021-09-13 12:01:02,857 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1223: assume !false; [2021-09-13 12:01:02,857 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1203: assume false; [2021-09-13 12:01:02,857 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1204: assume !false; [2021-09-13 12:01:02,857 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3709: CdAudioPnp_#res := 0; [2021-09-13 12:01:02,857 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1152: assume false; [2021-09-13 12:01:02,857 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1153: assume !false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##382: assume false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##383: assume !false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##328: assume false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##329: assume !false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1101: assume false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1102: assume !false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##356: assume !false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##355: assume false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##427: assume false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##428: assume !false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1036: assume false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1037: assume !false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##474: assume false; [2021-09-13 12:01:02,858 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##475: assume !false; [2021-09-13 12:01:02,859 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##540: assume false; [2021-09-13 12:01:02,859 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##541: assume !false; [2021-09-13 12:01:02,859 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##503: assume !false; [2021-09-13 12:01:02,859 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##502: assume false; [2021-09-13 12:01:02,859 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1786: assume false; [2021-09-13 12:01:02,859 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1787: assume !false; [2021-09-13 12:01:02,859 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1739: assume !false; [2021-09-13 12:01:02,859 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##76: assume !false; [2021-09-13 12:01:02,859 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##75: assume false; [2021-09-13 12:01:02,859 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1738: assume false; [2021-09-13 12:01:02,859 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##50: assume !false; [2021-09-13 12:01:02,860 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume false; [2021-09-13 12:01:02,860 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2021-09-13 12:01:02,860 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2021-09-13 12:01:02,860 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2021-09-13 12:01:02,861 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2021-09-13 12:01:02,861 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##589: assume false; [2021-09-13 12:01:02,862 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##590: assume !false; [2021-09-13 12:01:02,862 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##649: assume false; [2021-09-13 12:01:02,862 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##650: assume !false; [2021-09-13 12:01:02,862 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##686: assume !false; [2021-09-13 12:01:02,862 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##685: assume false; [2021-09-13 12:01:02,862 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##621: assume !false; [2021-09-13 12:01:02,862 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##620: assume false; [2021-09-13 12:01:02,862 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1650: assume false; [2021-09-13 12:01:02,862 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1651: assume !false; [2021-09-13 12:01:02,862 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1680: assume false; [2021-09-13 12:01:02,862 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1681: assume !false; [2021-09-13 12:01:02,862 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##786: assume false; [2021-09-13 12:01:02,863 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##787: assume !false; [2021-09-13 12:01:02,863 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##742: assume false; [2021-09-13 12:01:02,863 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##743: assume !false; [2021-09-13 12:01:02,863 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##715: assume !false; [2021-09-13 12:01:02,863 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##714: assume false; [2021-09-13 12:01:02,863 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1521: assume false; [2021-09-13 12:01:02,864 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1522: assume !false; [2021-09-13 12:01:02,865 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1593: assume false; [2021-09-13 12:01:02,865 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1594: assume !false; [2021-09-13 12:01:02,865 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1565: assume false; [2021-09-13 12:01:02,865 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1566: assume !false; [2021-09-13 12:01:02,866 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##894: assume !false; [2021-09-13 12:01:02,866 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##893: assume false; [2021-09-13 12:01:02,866 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##847: assume !false; [2021-09-13 12:01:02,867 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##846: assume false; [2021-09-13 12:01:02,867 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##819: assume false; [2021-09-13 12:01:02,875 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##820: assume !false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##991: assume !false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##990: assume false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##944: assume false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##945: assume !false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1300: assume false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1301: assume !false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##189: assume false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##190: assume !false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##151: assume false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##152: assume !false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1350: assume !false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1349: assume false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##115: assume false; [2021-09-13 12:01:02,876 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume !false; [2021-09-13 12:01:02,892 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-09-13 12:01:02,893 INFO L299 CfgBuilder]: Removed 600 assume(true) statements. [2021-09-13 12:01:02,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 12:01:02 BoogieIcfgContainer [2021-09-13 12:01:02,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-09-13 12:01:02,898 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-09-13 12:01:02,898 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-09-13 12:01:03,010 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-09-13 12:01:03,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.09 12:00:55" (1/3) ... [2021-09-13 12:01:03,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3234dacd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.09 12:01:03, skipping insertion in model container [2021-09-13 12:01:03,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:00:57" (2/3) ... [2021-09-13 12:01:03,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3234dacd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.09 12:01:03, skipping insertion in model container [2021-09-13 12:01:03,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 12:01:02" (3/3) ... [2021-09-13 12:01:03,041 INFO L111 eAbstractionObserver]: Analyzing ICFG cdaudio.i.cil-2.c [2021-09-13 12:01:03,342 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-09-13 12:01:03,342 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 86 error locations. [2021-09-13 12:01:03,594 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-09-13 12:01:03,614 INFO L339 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, mConcurrency=FINITE_AUTOMATA, 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, mLoopAccelerationTechnique=FAST_UPR [2021-09-13 12:01:03,615 INFO L340 AbstractCegarLoop]: Starting to check reachability of 86 error locations. [2021-09-13 12:01:03,667 INFO L276 IsEmpty]: Start isEmpty. Operand has 1245 states, 1158 states have (on average 1.6312607944732298) internal successors, (1889), 1244 states have internal predecessors, (1889), 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) [2021-09-13 12:01:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-09-13 12:01:03,671 INFO L505 BasicCegarLoop]: Found error trace [2021-09-13 12:01:03,672 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-09-13 12:01:03,673 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 83 more)] === [2021-09-13 12:01:03,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-09-13 12:01:03,679 INFO L82 PathProgramCache]: Analyzing trace with hash -2075249142, now seen corresponding path program 1 times [2021-09-13 12:01:03,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-09-13 12:01:03,702 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086813703] [2021-09-13 12:01:03,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-09-13 12:01:03,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-09-13 12:01:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-09-13 12:01:04,028 INFO L281 TraceCheckUtils]: 0: Hoare triple {1248#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(18);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(15);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(9);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(9);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(15);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(7);call write~init~int(67, #t~string92.base, #t~string92.offset, 1);call write~init~int(72, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(73, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(78, #t~string92.base, 3 + #t~string92.offset, 1);call write~init~int(79, #t~string92.base, 4 + #t~string92.offset, 1);call write~init~int(78, #t~string92.base, 5 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 6 + #t~string92.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(9);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(17);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(17);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(9);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(9);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(82, #t~string119.base, #t~string119.offset, 1);call write~init~int(85, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(66, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(9);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(12);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(15);call #t~string174.base, #t~string174.offset := #Ultimate.allocOnStack(17);call #t~string175.base, #t~string175.offset := #Ultimate.allocOnStack(17);call #t~string176.base, #t~string176.offset := #Ultimate.allocOnStack(17);call #t~string177.base, #t~string177.offset := #Ultimate.allocOnStack(17);call #t~string178.base, #t~string178.offset := #Ultimate.allocOnStack(17);call #t~string179.base, #t~string179.offset := #Ultimate.allocOnStack(17);call #t~string180.base, #t~string180.offset := #Ultimate.allocOnStack(17);call #t~string181.base, #t~string181.offset := #Ultimate.allocOnStack(17);call #t~string182.base, #t~string182.offset := #Ultimate.allocOnStack(17);call #t~string183.base, #t~string183.offset := #Ultimate.allocOnStack(17);call #t~string184.base, #t~string184.offset := #Ultimate.allocOnStack(17);call #t~string185.base, #t~string185.offset := #Ultimate.allocOnStack(17);~s~0 := 0;~UNLOADED~0 := 0;~NP~0 := 0;~DC~0 := 0;~SKIP1~0 := 0;~SKIP2~0 := 0;~MPR1~0 := 0;~MPR3~0 := 0;~IPC~0 := 0;~pended~0 := 0;~compFptr~0.base, ~compFptr~0.offset := 0, 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0;~routine~0 := 0;~myStatus~0 := 0;~myIrp_PendingReturned~0 := 0;~pirp~0.base, ~pirp~0.offset := 0, 0;~_SLAM_alloc_dummy~0 := 0; {1248#true} is VALID [2021-09-13 12:01:04,030 INFO L281 TraceCheckUtils]: 1: Hoare triple {1248#true} havoc main_#res;havoc main_#t~nondet993, main_#t~nondet994, main_#t~nondet995, main_#t~nondet996, main_#t~malloc997.base, main_#t~malloc997.offset, main_#t~malloc998.base, main_#t~malloc998.offset, main_#t~mem999.base, main_#t~mem999.offset, main_#t~malloc1000.base, main_#t~malloc1000.offset, main_#t~ret1001, main_#t~ret1002, main_#t~ret1003, main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset, main_~status~15, main_~#irp~1.base, main_~#irp~1.offset, main_~we_should_unload~0, main_~__BLAST_NONDET___0~0, main_~irp_choice~0, main_~#devobj~0.base, main_~#devobj~0.offset;havoc main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset;assume -2147483648 <= main_#t~nondet993 && main_#t~nondet993 <= 2147483647;main_~status~15 := main_#t~nondet993;havoc main_#t~nondet993;call main_~#irp~1.base, main_~#irp~1.offset := #Ultimate.allocOnStack(111);assume -2147483648 <= main_#t~nondet994 && main_#t~nondet994 <= 2147483647;main_~we_should_unload~0 := main_#t~nondet994;havoc main_#t~nondet994;assume -2147483648 <= main_#t~nondet995 && main_#t~nondet995 <= 2147483647;main_~__BLAST_NONDET___0~0 := main_#t~nondet995;havoc main_#t~nondet995;assume -2147483648 <= main_#t~nondet996 && main_#t~nondet996 <= 2147483647;main_~irp_choice~0 := main_#t~nondet996;havoc main_#t~nondet996;call main_~#devobj~0.base, main_~#devobj~0.offset := #Ultimate.allocOnStack(175);call main_#t~malloc997.base, main_#t~malloc997.offset := #Ultimate.allocOnHeap(53);call write~$Pointer$(main_#t~malloc997.base, main_#t~malloc997.offset, main_~#devobj~0.base, 40 + main_~#devobj~0.offset, 4);havoc main_#t~malloc997.base, main_#t~malloc997.offset;call main_#t~malloc998.base, main_#t~malloc998.offset := #Ultimate.allocOnHeap(144);call write~$Pointer$(main_#t~malloc998.base, main_#t~malloc998.offset, main_~#irp~1.base, 96 + main_~#irp~1.offset, 4);havoc main_#t~malloc998.base, main_#t~malloc998.offset;call main_#t~mem999.base, main_#t~mem999.offset := read~$Pointer$(main_~#irp~1.base, 96 + main_~#irp~1.offset, 4);call write~$Pointer$(main_#t~mem999.base, 108 + main_#t~mem999.offset, main_~#irp~1.base, 96 + main_~#irp~1.offset, 4);havoc main_#t~mem999.base, main_#t~mem999.offset;call main_#t~malloc1000.base, main_#t~malloc1000.offset := #Ultimate.allocOnHeap(904);call write~$Pointer$(main_#t~malloc1000.base, main_#t~malloc1000.offset, main_~#irp~1.base, 12 + main_~#irp~1.offset, 4);havoc main_#t~malloc1000.base, main_#t~malloc1000.offset;~pirp~0.base, ~pirp~0.offset := main_~#irp~1.base, main_~#irp~1.offset;~UNLOADED~0 := 0;~NP~0 := 1;~DC~0 := 2;~SKIP1~0 := 3;~SKIP2~0 := 4;~MPR1~0 := 5;~MPR3~0 := 6;~IPC~0 := 7;~s~0 := ~UNLOADED~0;~pended~0 := 0;~compFptr~0.base, ~compFptr~0.offset := 0, 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0; {1250#(= ~s~0 ~UNLOADED~0)} is VALID [2021-09-13 12:01:04,031 INFO L281 TraceCheckUtils]: 2: Hoare triple {1250#(= ~s~0 ~UNLOADED~0)} assume !(main_~status~15 >= 0); {1250#(= ~s~0 ~UNLOADED~0)} is VALID [2021-09-13 12:01:04,031 INFO L281 TraceCheckUtils]: 3: Hoare triple {1250#(= ~s~0 ~UNLOADED~0)} assume !(1 == ~pended~0); {1250#(= ~s~0 ~UNLOADED~0)} is VALID [2021-09-13 12:01:04,042 INFO L281 TraceCheckUtils]: 4: Hoare triple {1250#(= ~s~0 ~UNLOADED~0)} assume !(1 == ~pended~0); {1250#(= ~s~0 ~UNLOADED~0)} is VALID [2021-09-13 12:01:04,042 INFO L281 TraceCheckUtils]: 5: Hoare triple {1250#(= ~s~0 ~UNLOADED~0)} assume !(~s~0 == ~UNLOADED~0); {1249#false} is VALID [2021-09-13 12:01:04,042 INFO L281 TraceCheckUtils]: 6: Hoare triple {1249#false} assume !(-1 == main_~status~15); {1249#false} is VALID [2021-09-13 12:01:04,043 INFO L281 TraceCheckUtils]: 7: Hoare triple {1249#false} assume ~s~0 != ~SKIP2~0; {1249#false} is VALID [2021-09-13 12:01:04,043 INFO L281 TraceCheckUtils]: 8: Hoare triple {1249#false} assume ~s~0 != ~IPC~0; {1249#false} is VALID [2021-09-13 12:01:04,043 INFO L281 TraceCheckUtils]: 9: Hoare triple {1249#false} assume ~s~0 != ~DC~0; {1249#false} is VALID [2021-09-13 12:01:04,043 INFO L281 TraceCheckUtils]: 10: Hoare triple {1249#false} assume !false; {1249#false} is VALID [2021-09-13 12:01:04,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-09-13 12:01:04,044 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-09-13 12:01:04,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086813703] [2021-09-13 12:01:04,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086813703] provided 1 perfect and 0 imperfect interpolant sequences [2021-09-13 12:01:04,045 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-09-13 12:01:04,045 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-09-13 12:01:04,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223432615] [2021-09-13 12:01:04,050 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) Word has length 11 [2021-09-13 12:01:04,050 INFO L84 Accepts]: Finished accepts. word is accepted. [2021-09-13 12:01:04,052 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-13 12:01:04,097 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2021-09-13 12:01:04,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-09-13 12:01:04,098 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-09-13 12:01:04,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-09-13 12:01:04,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-13 12:01:04,131 INFO L87 Difference]: Start difference. First operand has 1245 states, 1158 states have (on average 1.6312607944732298) internal successors, (1889), 1244 states have internal predecessors, (1889), 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) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-13 12:01:11,766 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:01:19,800 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:01:26,320 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:01:31,003 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:01:33,062 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:01:35,156 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:01:44,049 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:01:50,377 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:01:52,380 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:01:54,718 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:02:01,805 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:02:03,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-13 12:02:03,053 INFO L93 Difference]: Finished difference Result 2176 states and 3261 transitions. [2021-09-13 12:02:03,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-09-13 12:02:03,054 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) Word has length 11 [2021-09-13 12:02:03,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-09-13 12:02:03,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-13 12:02:03,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3261 transitions. [2021-09-13 12:02:03,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-13 12:02:03,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3261 transitions. [2021-09-13 12:02:03,111 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 3261 transitions. [2021-09-13 12:02:05,029 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 3261 edges. 3261 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2021-09-13 12:02:05,145 INFO L225 Difference]: With dead ends: 2176 [2021-09-13 12:02:05,146 INFO L226 Difference]: Without dead ends: 1240 [2021-09-13 12:02:05,150 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.35ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-13 12:02:05,152 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 8 mSDsluCounter, 3262 mSDsCounter, 0 mSdLazyCounter, 3581 mSolverCounterSat, 4 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36059.67ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 14.27ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 3581 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36226.27ms IncrementalHoareTripleChecker+Time [2021-09-13 12:02:05,153 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 0 Invalid, 3592 Unknown, 0 Unchecked, 14.27ms Time], IncrementalHoareTripleChecker [4 Valid, 3581 Invalid, 7 Unknown, 0 Unchecked, 36226.27ms Time] [2021-09-13 12:02:05,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1240 states. [2021-09-13 12:02:05,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1240 to 1240. [2021-09-13 12:02:05,267 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2021-09-13 12:02:05,271 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1240 states. Second operand has 1240 states, 1154 states have (on average 1.5450606585788562) internal successors, (1783), 1239 states have internal predecessors, (1783), 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) [2021-09-13 12:02:05,273 INFO L74 IsIncluded]: Start isIncluded. First operand 1240 states. Second operand has 1240 states, 1154 states have (on average 1.5450606585788562) internal successors, (1783), 1239 states have internal predecessors, (1783), 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) [2021-09-13 12:02:05,275 INFO L87 Difference]: Start difference. First operand 1240 states. Second operand has 1240 states, 1154 states have (on average 1.5450606585788562) internal successors, (1783), 1239 states have internal predecessors, (1783), 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) [2021-09-13 12:02:05,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-13 12:02:05,324 INFO L93 Difference]: Finished difference Result 1240 states and 1783 transitions. [2021-09-13 12:02:05,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1783 transitions. [2021-09-13 12:02:05,328 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-09-13 12:02:05,328 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2021-09-13 12:02:05,331 INFO L74 IsIncluded]: Start isIncluded. First operand has 1240 states, 1154 states have (on average 1.5450606585788562) internal successors, (1783), 1239 states have internal predecessors, (1783), 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) Second operand 1240 states. [2021-09-13 12:02:05,332 INFO L87 Difference]: Start difference. First operand has 1240 states, 1154 states have (on average 1.5450606585788562) internal successors, (1783), 1239 states have internal predecessors, (1783), 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) Second operand 1240 states. [2021-09-13 12:02:05,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-13 12:02:05,380 INFO L93 Difference]: Finished difference Result 1240 states and 1783 transitions. [2021-09-13 12:02:05,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1783 transitions. [2021-09-13 12:02:05,381 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-09-13 12:02:05,381 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2021-09-13 12:02:05,382 INFO L88 GeneralOperation]: Finished isEquivalent. [2021-09-13 12:02:05,385 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2021-09-13 12:02:05,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1240 states, 1154 states have (on average 1.5450606585788562) internal successors, (1783), 1239 states have internal predecessors, (1783), 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) [2021-09-13 12:02:05,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1240 states and 1783 transitions. [2021-09-13 12:02:05,474 INFO L78 Accepts]: Start accepts. Automaton has 1240 states and 1783 transitions. Word has length 11 [2021-09-13 12:02:05,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-09-13 12:02:05,474 INFO L470 AbstractCegarLoop]: Abstraction has 1240 states and 1783 transitions. [2021-09-13 12:02:05,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-13 12:02:05,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1783 transitions. [2021-09-13 12:02:05,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-09-13 12:02:05,477 INFO L505 BasicCegarLoop]: Found error trace [2021-09-13 12:02:05,477 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-09-13 12:02:05,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-09-13 12:02:05,478 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 83 more)] === [2021-09-13 12:02:05,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-09-13 12:02:05,480 INFO L82 PathProgramCache]: Analyzing trace with hash 1725173111, now seen corresponding path program 1 times [2021-09-13 12:02:05,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-09-13 12:02:05,481 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626759749] [2021-09-13 12:02:05,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-09-13 12:02:05,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-09-13 12:02:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-09-13 12:02:05,581 INFO L281 TraceCheckUtils]: 0: Hoare triple {8186#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(18);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(15);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(9);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(9);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(15);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(7);call write~init~int(67, #t~string92.base, #t~string92.offset, 1);call write~init~int(72, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(73, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(78, #t~string92.base, 3 + #t~string92.offset, 1);call write~init~int(79, #t~string92.base, 4 + #t~string92.offset, 1);call write~init~int(78, #t~string92.base, 5 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 6 + #t~string92.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(9);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(17);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(17);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(9);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(9);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(82, #t~string119.base, #t~string119.offset, 1);call write~init~int(85, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(66, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(9);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(12);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(15);call #t~string174.base, #t~string174.offset := #Ultimate.allocOnStack(17);call #t~string175.base, #t~string175.offset := #Ultimate.allocOnStack(17);call #t~string176.base, #t~string176.offset := #Ultimate.allocOnStack(17);call #t~string177.base, #t~string177.offset := #Ultimate.allocOnStack(17);call #t~string178.base, #t~string178.offset := #Ultimate.allocOnStack(17);call #t~string179.base, #t~string179.offset := #Ultimate.allocOnStack(17);call #t~string180.base, #t~string180.offset := #Ultimate.allocOnStack(17);call #t~string181.base, #t~string181.offset := #Ultimate.allocOnStack(17);call #t~string182.base, #t~string182.offset := #Ultimate.allocOnStack(17);call #t~string183.base, #t~string183.offset := #Ultimate.allocOnStack(17);call #t~string184.base, #t~string184.offset := #Ultimate.allocOnStack(17);call #t~string185.base, #t~string185.offset := #Ultimate.allocOnStack(17);~s~0 := 0;~UNLOADED~0 := 0;~NP~0 := 0;~DC~0 := 0;~SKIP1~0 := 0;~SKIP2~0 := 0;~MPR1~0 := 0;~MPR3~0 := 0;~IPC~0 := 0;~pended~0 := 0;~compFptr~0.base, ~compFptr~0.offset := 0, 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0;~routine~0 := 0;~myStatus~0 := 0;~myIrp_PendingReturned~0 := 0;~pirp~0.base, ~pirp~0.offset := 0, 0;~_SLAM_alloc_dummy~0 := 0; {8186#true} is VALID [2021-09-13 12:02:05,581 INFO L281 TraceCheckUtils]: 1: Hoare triple {8186#true} havoc main_#res;havoc main_#t~nondet993, main_#t~nondet994, main_#t~nondet995, main_#t~nondet996, main_#t~malloc997.base, main_#t~malloc997.offset, main_#t~malloc998.base, main_#t~malloc998.offset, main_#t~mem999.base, main_#t~mem999.offset, main_#t~malloc1000.base, main_#t~malloc1000.offset, main_#t~ret1001, main_#t~ret1002, main_#t~ret1003, main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset, main_~status~15, main_~#irp~1.base, main_~#irp~1.offset, main_~we_should_unload~0, main_~__BLAST_NONDET___0~0, main_~irp_choice~0, main_~#devobj~0.base, main_~#devobj~0.offset;havoc main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset;assume -2147483648 <= main_#t~nondet993 && main_#t~nondet993 <= 2147483647;main_~status~15 := main_#t~nondet993;havoc main_#t~nondet993;call main_~#irp~1.base, main_~#irp~1.offset := #Ultimate.allocOnStack(111);assume -2147483648 <= main_#t~nondet994 && main_#t~nondet994 <= 2147483647;main_~we_should_unload~0 := main_#t~nondet994;havoc main_#t~nondet994;assume -2147483648 <= main_#t~nondet995 && main_#t~nondet995 <= 2147483647;main_~__BLAST_NONDET___0~0 := main_#t~nondet995;havoc main_#t~nondet995;assume -2147483648 <= main_#t~nondet996 && main_#t~nondet996 <= 2147483647;main_~irp_choice~0 := main_#t~nondet996;havoc main_#t~nondet996;call main_~#devobj~0.base, main_~#devobj~0.offset := #Ultimate.allocOnStack(175);call main_#t~malloc997.base, main_#t~malloc997.offset := #Ultimate.allocOnHeap(53);call write~$Pointer$(main_#t~malloc997.base, main_#t~malloc997.offset, main_~#devobj~0.base, 40 + main_~#devobj~0.offset, 4);havoc main_#t~malloc997.base, main_#t~malloc997.offset;call main_#t~malloc998.base, main_#t~malloc998.offset := #Ultimate.allocOnHeap(144);call write~$Pointer$(main_#t~malloc998.base, main_#t~malloc998.offset, main_~#irp~1.base, 96 + main_~#irp~1.offset, 4);havoc main_#t~malloc998.base, main_#t~malloc998.offset;call main_#t~mem999.base, main_#t~mem999.offset := read~$Pointer$(main_~#irp~1.base, 96 + main_~#irp~1.offset, 4);call write~$Pointer$(main_#t~mem999.base, 108 + main_#t~mem999.offset, main_~#irp~1.base, 96 + main_~#irp~1.offset, 4);havoc main_#t~mem999.base, main_#t~mem999.offset;call main_#t~malloc1000.base, main_#t~malloc1000.offset := #Ultimate.allocOnHeap(904);call write~$Pointer$(main_#t~malloc1000.base, main_#t~malloc1000.offset, main_~#irp~1.base, 12 + main_~#irp~1.offset, 4);havoc main_#t~malloc1000.base, main_#t~malloc1000.offset;~pirp~0.base, ~pirp~0.offset := main_~#irp~1.base, main_~#irp~1.offset;~UNLOADED~0 := 0;~NP~0 := 1;~DC~0 := 2;~SKIP1~0 := 3;~SKIP2~0 := 4;~MPR1~0 := 5;~MPR3~0 := 6;~IPC~0 := 7;~s~0 := ~UNLOADED~0;~pended~0 := 0;~compFptr~0.base, ~compFptr~0.offset := 0, 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0; {8186#true} is VALID [2021-09-13 12:02:05,582 INFO L281 TraceCheckUtils]: 2: Hoare triple {8186#true} assume main_~status~15 >= 0;~s~0 := ~NP~0;~customIrp~0 := 0;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0.base, ~compFptr~0.offset := 0, ~compRegistered~0;~pended~0 := ~compFptr~0.base + ~compFptr~0.offset;call write~int(0, ~pirp~0.base, 24 + ~pirp~0.offset, 4);~myStatus~0 := 0; {8186#true} is VALID [2021-09-13 12:02:05,582 INFO L281 TraceCheckUtils]: 3: Hoare triple {8186#true} assume 0 == main_~irp_choice~0;call write~int(-1073741637, ~pirp~0.base, 24 + ~pirp~0.offset, 4);~myStatus~0 := -1073741637; {8186#true} is VALID [2021-09-13 12:02:05,582 INFO L281 TraceCheckUtils]: 4: Hoare triple {8186#true} ~s~0 := ~NP~0;~customIrp~0 := 0;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0.base, ~compFptr~0.offset := 0, ~compRegistered~0;~pended~0 := ~compFptr~0.base + ~compFptr~0.offset; {8188#(= ~s~0 ~NP~0)} is VALID [2021-09-13 12:02:05,582 INFO L281 TraceCheckUtils]: 5: Hoare triple {8188#(= ~s~0 ~NP~0)} assume !!(main_~status~15 >= 0); {8188#(= ~s~0 ~NP~0)} is VALID [2021-09-13 12:02:05,583 INFO L281 TraceCheckUtils]: 6: Hoare triple {8188#(= ~s~0 ~NP~0)} assume !(2 == main_~__BLAST_NONDET___0~0); {8188#(= ~s~0 ~NP~0)} is VALID [2021-09-13 12:02:05,583 INFO L281 TraceCheckUtils]: 7: Hoare triple {8188#(= ~s~0 ~NP~0)} assume !(3 == main_~__BLAST_NONDET___0~0); {8188#(= ~s~0 ~NP~0)} is VALID [2021-09-13 12:02:05,583 INFO L281 TraceCheckUtils]: 8: Hoare triple {8188#(= ~s~0 ~NP~0)} assume 4 == main_~__BLAST_NONDET___0~0; {8188#(= ~s~0 ~NP~0)} is VALID [2021-09-13 12:02:05,584 INFO L281 TraceCheckUtils]: 9: Hoare triple {8188#(= ~s~0 ~NP~0)} CdAudioPower_#in~DeviceObject.base, CdAudioPower_#in~DeviceObject.offset, CdAudioPower_#in~Irp.base, CdAudioPower_#in~Irp.offset := main_~#devobj~0.base, main_~#devobj~0.offset, ~pirp~0.base, ~pirp~0.offset;havoc CdAudioPower_#res;havoc CdAudioPower_#t~mem988, CdAudioPower_#t~mem989.base, CdAudioPower_#t~mem989.offset, CdAudioPower_#t~mem990.base, CdAudioPower_#t~mem990.offset, CdAudioPower_#t~mem991.base, CdAudioPower_#t~mem991.offset, CdAudioPower_#t~ret992, CdAudioPower_~DeviceObject.base, CdAudioPower_~DeviceObject.offset, CdAudioPower_~Irp.base, CdAudioPower_~Irp.offset, CdAudioPower_~deviceExtension~16.base, CdAudioPower_~deviceExtension~16.offset, CdAudioPower_~tmp~15;CdAudioPower_~DeviceObject.base, CdAudioPower_~DeviceObject.offset := CdAudioPower_#in~DeviceObject.base, CdAudioPower_#in~DeviceObject.offset;CdAudioPower_~Irp.base, CdAudioPower_~Irp.offset := CdAudioPower_#in~Irp.base, CdAudioPower_#in~Irp.offset;havoc CdAudioPower_~deviceExtension~16.base, CdAudioPower_~deviceExtension~16.offset;havoc CdAudioPower_~tmp~15; {8188#(= ~s~0 ~NP~0)} is VALID [2021-09-13 12:02:05,584 INFO L281 TraceCheckUtils]: 10: Hoare triple {8188#(= ~s~0 ~NP~0)} assume !(~s~0 == ~NP~0); {8187#false} is VALID [2021-09-13 12:02:05,584 INFO L281 TraceCheckUtils]: 11: Hoare triple {8187#false} assume !false; {8187#false} is VALID [2021-09-13 12:02:05,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-09-13 12:02:05,585 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-09-13 12:02:05,585 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626759749] [2021-09-13 12:02:05,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626759749] provided 1 perfect and 0 imperfect interpolant sequences [2021-09-13 12:02:05,585 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-09-13 12:02:05,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-09-13 12:02:05,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521033962] [2021-09-13 12:02:05,586 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Word has length 12 [2021-09-13 12:02:05,586 INFO L84 Accepts]: Finished accepts. word is accepted. [2021-09-13 12:02:05,586 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-09-13 12:02:05,601 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 12 edges. 12 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2021-09-13 12:02:05,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-09-13 12:02:05,601 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-09-13 12:02:05,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-09-13 12:02:05,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-13 12:02:05,602 INFO L87 Difference]: Start difference. First operand 1240 states and 1783 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-09-13 12:02:10,669 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:02:19,662 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:02:29,498 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:02:34,915 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:02:39,679 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:02:41,684 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:02:43,893 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:02:46,266 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:02:47,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-13 12:02:47,241 INFO L93 Difference]: Finished difference Result 1736 states and 2494 transitions. [2021-09-13 12:02:47,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-09-13 12:02:47,241 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Word has length 12 [2021-09-13 12:02:47,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-09-13 12:02:47,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-09-13 12:02:47,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2494 transitions. [2021-09-13 12:02:47,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-09-13 12:02:47,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2494 transitions. [2021-09-13 12:02:47,260 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 2494 transitions. [2021-09-13 12:02:48,791 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 2494 edges. 2494 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2021-09-13 12:02:48,933 INFO L225 Difference]: With dead ends: 1736 [2021-09-13 12:02:48,933 INFO L226 Difference]: Without dead ends: 1479 [2021-09-13 12:02:48,934 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.30ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-13 12:02:48,936 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 1196 mSDsluCounter, 2582 mSDsCounter, 0 mSdLazyCounter, 2907 mSolverCounterSat, 88 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26896.20ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1196 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.52ms SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 2907 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27002.29ms IncrementalHoareTripleChecker+Time [2021-09-13 12:02:48,936 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [1196 Valid, 0 Invalid, 3001 Unknown, 0 Unchecked, 9.52ms Time], IncrementalHoareTripleChecker [88 Valid, 2907 Invalid, 6 Unknown, 0 Unchecked, 27002.29ms Time] [2021-09-13 12:02:48,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1479 states. [2021-09-13 12:02:49,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1479 to 1452. [2021-09-13 12:02:49,192 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2021-09-13 12:02:49,195 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1479 states. Second operand has 1452 states, 1383 states have (on average 1.5227765726681128) internal successors, (2106), 1451 states have internal predecessors, (2106), 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) [2021-09-13 12:02:49,197 INFO L74 IsIncluded]: Start isIncluded. First operand 1479 states. Second operand has 1452 states, 1383 states have (on average 1.5227765726681128) internal successors, (2106), 1451 states have internal predecessors, (2106), 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) [2021-09-13 12:02:49,199 INFO L87 Difference]: Start difference. First operand 1479 states. Second operand has 1452 states, 1383 states have (on average 1.5227765726681128) internal successors, (2106), 1451 states have internal predecessors, (2106), 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) [2021-09-13 12:02:49,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-13 12:02:49,260 INFO L93 Difference]: Finished difference Result 1479 states and 2132 transitions. [2021-09-13 12:02:49,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2132 transitions. [2021-09-13 12:02:49,262 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-09-13 12:02:49,262 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2021-09-13 12:02:49,264 INFO L74 IsIncluded]: Start isIncluded. First operand has 1452 states, 1383 states have (on average 1.5227765726681128) internal successors, (2106), 1451 states have internal predecessors, (2106), 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) Second operand 1479 states. [2021-09-13 12:02:49,266 INFO L87 Difference]: Start difference. First operand has 1452 states, 1383 states have (on average 1.5227765726681128) internal successors, (2106), 1451 states have internal predecessors, (2106), 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) Second operand 1479 states. [2021-09-13 12:02:49,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-13 12:02:49,328 INFO L93 Difference]: Finished difference Result 1479 states and 2132 transitions. [2021-09-13 12:02:49,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2132 transitions. [2021-09-13 12:02:49,330 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-09-13 12:02:49,330 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2021-09-13 12:02:49,330 INFO L88 GeneralOperation]: Finished isEquivalent. [2021-09-13 12:02:49,331 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2021-09-13 12:02:49,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1452 states, 1383 states have (on average 1.5227765726681128) internal successors, (2106), 1451 states have internal predecessors, (2106), 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) [2021-09-13 12:02:49,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1452 states and 2106 transitions. [2021-09-13 12:02:49,409 INFO L78 Accepts]: Start accepts. Automaton has 1452 states and 2106 transitions. Word has length 12 [2021-09-13 12:02:49,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-09-13 12:02:49,409 INFO L470 AbstractCegarLoop]: Abstraction has 1452 states and 2106 transitions. [2021-09-13 12:02:49,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-09-13 12:02:49,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2106 transitions. [2021-09-13 12:02:49,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-09-13 12:02:49,411 INFO L505 BasicCegarLoop]: Found error trace [2021-09-13 12:02:49,411 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-09-13 12:02:49,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-09-13 12:02:49,411 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 83 more)] === [2021-09-13 12:02:49,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-09-13 12:02:49,412 INFO L82 PathProgramCache]: Analyzing trace with hash -486903058, now seen corresponding path program 1 times [2021-09-13 12:02:49,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-09-13 12:02:49,414 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98163735] [2021-09-13 12:02:49,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-09-13 12:02:49,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-09-13 12:02:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-09-13 12:02:49,539 INFO L281 TraceCheckUtils]: 0: Hoare triple {15308#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(18);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(15);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(9);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(9);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(15);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(7);call write~init~int(67, #t~string92.base, #t~string92.offset, 1);call write~init~int(72, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(73, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(78, #t~string92.base, 3 + #t~string92.offset, 1);call write~init~int(79, #t~string92.base, 4 + #t~string92.offset, 1);call write~init~int(78, #t~string92.base, 5 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 6 + #t~string92.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(9);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(17);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(17);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(9);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(9);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(82, #t~string119.base, #t~string119.offset, 1);call write~init~int(85, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(66, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(9);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(12);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(15);call #t~string174.base, #t~string174.offset := #Ultimate.allocOnStack(17);call #t~string175.base, #t~string175.offset := #Ultimate.allocOnStack(17);call #t~string176.base, #t~string176.offset := #Ultimate.allocOnStack(17);call #t~string177.base, #t~string177.offset := #Ultimate.allocOnStack(17);call #t~string178.base, #t~string178.offset := #Ultimate.allocOnStack(17);call #t~string179.base, #t~string179.offset := #Ultimate.allocOnStack(17);call #t~string180.base, #t~string180.offset := #Ultimate.allocOnStack(17);call #t~string181.base, #t~string181.offset := #Ultimate.allocOnStack(17);call #t~string182.base, #t~string182.offset := #Ultimate.allocOnStack(17);call #t~string183.base, #t~string183.offset := #Ultimate.allocOnStack(17);call #t~string184.base, #t~string184.offset := #Ultimate.allocOnStack(17);call #t~string185.base, #t~string185.offset := #Ultimate.allocOnStack(17);~s~0 := 0;~UNLOADED~0 := 0;~NP~0 := 0;~DC~0 := 0;~SKIP1~0 := 0;~SKIP2~0 := 0;~MPR1~0 := 0;~MPR3~0 := 0;~IPC~0 := 0;~pended~0 := 0;~compFptr~0.base, ~compFptr~0.offset := 0, 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0;~routine~0 := 0;~myStatus~0 := 0;~myIrp_PendingReturned~0 := 0;~pirp~0.base, ~pirp~0.offset := 0, 0;~_SLAM_alloc_dummy~0 := 0; {15308#true} is VALID [2021-09-13 12:02:49,540 INFO L281 TraceCheckUtils]: 1: Hoare triple {15308#true} havoc main_#res;havoc main_#t~nondet993, main_#t~nondet994, main_#t~nondet995, main_#t~nondet996, main_#t~malloc997.base, main_#t~malloc997.offset, main_#t~malloc998.base, main_#t~malloc998.offset, main_#t~mem999.base, main_#t~mem999.offset, main_#t~malloc1000.base, main_#t~malloc1000.offset, main_#t~ret1001, main_#t~ret1002, main_#t~ret1003, main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset, main_~status~15, main_~#irp~1.base, main_~#irp~1.offset, main_~we_should_unload~0, main_~__BLAST_NONDET___0~0, main_~irp_choice~0, main_~#devobj~0.base, main_~#devobj~0.offset;havoc main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset;assume -2147483648 <= main_#t~nondet993 && main_#t~nondet993 <= 2147483647;main_~status~15 := main_#t~nondet993;havoc main_#t~nondet993;call main_~#irp~1.base, main_~#irp~1.offset := #Ultimate.allocOnStack(111);assume -2147483648 <= main_#t~nondet994 && main_#t~nondet994 <= 2147483647;main_~we_should_unload~0 := main_#t~nondet994;havoc main_#t~nondet994;assume -2147483648 <= main_#t~nondet995 && main_#t~nondet995 <= 2147483647;main_~__BLAST_NONDET___0~0 := main_#t~nondet995;havoc main_#t~nondet995;assume -2147483648 <= main_#t~nondet996 && main_#t~nondet996 <= 2147483647;main_~irp_choice~0 := main_#t~nondet996;havoc main_#t~nondet996;call main_~#devobj~0.base, main_~#devobj~0.offset := #Ultimate.allocOnStack(175);call main_#t~malloc997.base, main_#t~malloc997.offset := #Ultimate.allocOnHeap(53);call write~$Pointer$(main_#t~malloc997.base, main_#t~malloc997.offset, main_~#devobj~0.base, 40 + main_~#devobj~0.offset, 4);havoc main_#t~malloc997.base, main_#t~malloc997.offset;call main_#t~malloc998.base, main_#t~malloc998.offset := #Ultimate.allocOnHeap(144);call write~$Pointer$(main_#t~malloc998.base, main_#t~malloc998.offset, main_~#irp~1.base, 96 + main_~#irp~1.offset, 4);havoc main_#t~malloc998.base, main_#t~malloc998.offset;call main_#t~mem999.base, main_#t~mem999.offset := read~$Pointer$(main_~#irp~1.base, 96 + main_~#irp~1.offset, 4);call write~$Pointer$(main_#t~mem999.base, 108 + main_#t~mem999.offset, main_~#irp~1.base, 96 + main_~#irp~1.offset, 4);havoc main_#t~mem999.base, main_#t~mem999.offset;call main_#t~malloc1000.base, main_#t~malloc1000.offset := #Ultimate.allocOnHeap(904);call write~$Pointer$(main_#t~malloc1000.base, main_#t~malloc1000.offset, main_~#irp~1.base, 12 + main_~#irp~1.offset, 4);havoc main_#t~malloc1000.base, main_#t~malloc1000.offset;~pirp~0.base, ~pirp~0.offset := main_~#irp~1.base, main_~#irp~1.offset;~UNLOADED~0 := 0;~NP~0 := 1;~DC~0 := 2;~SKIP1~0 := 3;~SKIP2~0 := 4;~MPR1~0 := 5;~MPR3~0 := 6;~IPC~0 := 7;~s~0 := ~UNLOADED~0;~pended~0 := 0;~compFptr~0.base, ~compFptr~0.offset := 0, 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0; {15308#true} is VALID [2021-09-13 12:02:49,540 INFO L281 TraceCheckUtils]: 2: Hoare triple {15308#true} assume main_~status~15 >= 0;~s~0 := ~NP~0;~customIrp~0 := 0;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0.base, ~compFptr~0.offset := 0, ~compRegistered~0;~pended~0 := ~compFptr~0.base + ~compFptr~0.offset;call write~int(0, ~pirp~0.base, 24 + ~pirp~0.offset, 4);~myStatus~0 := 0; {15308#true} is VALID [2021-09-13 12:02:49,540 INFO L281 TraceCheckUtils]: 3: Hoare triple {15308#true} assume 0 == main_~irp_choice~0;call write~int(-1073741637, ~pirp~0.base, 24 + ~pirp~0.offset, 4);~myStatus~0 := -1073741637; {15308#true} is VALID [2021-09-13 12:02:49,541 INFO L281 TraceCheckUtils]: 4: Hoare triple {15308#true} ~s~0 := ~NP~0;~customIrp~0 := 0;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0.base, ~compFptr~0.offset := 0, ~compRegistered~0;~pended~0 := ~compFptr~0.base + ~compFptr~0.offset; {15308#true} is VALID [2021-09-13 12:02:49,541 INFO L281 TraceCheckUtils]: 5: Hoare triple {15308#true} assume !!(main_~status~15 >= 0); {15308#true} is VALID [2021-09-13 12:02:49,541 INFO L281 TraceCheckUtils]: 6: Hoare triple {15308#true} assume !(2 == main_~__BLAST_NONDET___0~0); {15308#true} is VALID [2021-09-13 12:02:49,541 INFO L281 TraceCheckUtils]: 7: Hoare triple {15308#true} assume 3 == main_~__BLAST_NONDET___0~0; {15308#true} is VALID [2021-09-13 12:02:49,542 INFO L281 TraceCheckUtils]: 8: Hoare triple {15308#true} CdAudioPnp_#in~DeviceObject.base, CdAudioPnp_#in~DeviceObject.offset, CdAudioPnp_#in~Irp.base, CdAudioPnp_#in~Irp.offset := main_~#devobj~0.base, main_~#devobj~0.offset, ~pirp~0.base, ~pirp~0.offset;havoc CdAudioPnp_#res;havoc CdAudioPnp_#t~mem149.base, CdAudioPnp_#t~mem149.offset, CdAudioPnp_#t~mem150, CdAudioPnp_#t~mem151, CdAudioPnp_#t~ret152, CdAudioPnp_#t~mem153, CdAudioPnp_#t~ret154, CdAudioPnp_#t~mem155.base, CdAudioPnp_#t~mem155.offset, CdAudioPnp_#t~ret156, CdAudioPnp_#t~mem157, CdAudioPnp_#t~mem158, CdAudioPnp_#t~mem159, CdAudioPnp_#t~mem160, CdAudioPnp_#t~ret161, CdAudioPnp_#t~mem162, CdAudioPnp_#t~ret163, CdAudioPnp_#t~ret164, CdAudioPnp_#t~mem165, CdAudioPnp_#t~mem166, CdAudioPnp_#t~mem167, CdAudioPnp_#t~mem168, CdAudioPnp_#t~ret169, CdAudioPnp_#t~ret170, CdAudioPnp_~DeviceObject.base, CdAudioPnp_~DeviceObject.offset, CdAudioPnp_~Irp.base, CdAudioPnp_~Irp.offset, CdAudioPnp_~irpSp~0.base, CdAudioPnp_~irpSp~0.offset, CdAudioPnp_~status~3, CdAudioPnp_~setPagable~0, CdAudioPnp_~deviceExtension~1.base, CdAudioPnp_~deviceExtension~1.offset, CdAudioPnp_~tmp~1, CdAudioPnp_~tmp___0~1;CdAudioPnp_~DeviceObject.base, CdAudioPnp_~DeviceObject.offset := CdAudioPnp_#in~DeviceObject.base, CdAudioPnp_#in~DeviceObject.offset;CdAudioPnp_~Irp.base, CdAudioPnp_~Irp.offset := CdAudioPnp_#in~Irp.base, CdAudioPnp_#in~Irp.offset;havoc CdAudioPnp_~irpSp~0.base, CdAudioPnp_~irpSp~0.offset;havoc CdAudioPnp_~status~3;havoc CdAudioPnp_~setPagable~0;havoc CdAudioPnp_~deviceExtension~1.base, CdAudioPnp_~deviceExtension~1.offset;havoc CdAudioPnp_~tmp~1;havoc CdAudioPnp_~tmp___0~1;call CdAudioPnp_#t~mem149.base, CdAudioPnp_#t~mem149.offset := read~$Pointer$(CdAudioPnp_~Irp.base, 96 + CdAudioPnp_~Irp.offset, 4);CdAudioPnp_~irpSp~0.base, CdAudioPnp_~irpSp~0.offset := CdAudioPnp_#t~mem149.base, CdAudioPnp_#t~mem149.offset;havoc CdAudioPnp_#t~mem149.base, CdAudioPnp_#t~mem149.offset;CdAudioPnp_~status~3 := -1073741637;call CdAudioPnp_#t~mem150 := read~int(CdAudioPnp_~irpSp~0.base, 1 + CdAudioPnp_~irpSp~0.offset, 1); {15308#true} is VALID [2021-09-13 12:02:49,542 INFO L281 TraceCheckUtils]: 9: Hoare triple {15308#true} assume 0 == CdAudioPnp_#t~mem150 % 256;havoc CdAudioPnp_#t~mem150; {15308#true} is VALID [2021-09-13 12:02:49,547 INFO L281 TraceCheckUtils]: 10: Hoare triple {15308#true} CdAudioStartDevice_#in~DeviceObject.base, CdAudioStartDevice_#in~DeviceObject.offset, CdAudioStartDevice_#in~Irp.base, CdAudioStartDevice_#in~Irp.offset := CdAudioPnp_~DeviceObject.base, CdAudioPnp_~DeviceObject.offset, CdAudioPnp_~Irp.base, CdAudioPnp_~Irp.offset;havoc CdAudioStartDevice_#res;havoc CdAudioStartDevice_#t~mem69.base, CdAudioStartDevice_#t~mem69.offset, CdAudioStartDevice_#t~ret70, CdAudioStartDevice_#t~mem71, CdAudioStartDevice_#t~ret72.base, CdAudioStartDevice_#t~ret72.offset, CdAudioStartDevice_#t~memset~res73.base, CdAudioStartDevice_#t~memset~res73.offset, CdAudioStartDevice_#t~memset~res74.base, CdAudioStartDevice_#t~memset~res74.offset, CdAudioStartDevice_#t~ret75, CdAudioStartDevice_#t~ret77, CdAudioStartDevice_#t~ret78, CdAudioStartDevice_#t~ret80, CdAudioStartDevice_#t~ret82, CdAudioStartDevice_#t~mem83, CdAudioStartDevice_#t~mem84, CdAudioStartDevice_#t~mem85, CdAudioStartDevice_#t~mem86, CdAudioStartDevice_#t~mem87, CdAudioStartDevice_#t~mem88, CdAudioStartDevice_#t~mem89, CdAudioStartDevice_#t~mem90, CdAudioStartDevice_#t~mem91, CdAudioStartDevice_#t~ret93, CdAudioStartDevice_#t~mem94, CdAudioStartDevice_#t~mem95, CdAudioStartDevice_#t~mem96, CdAudioStartDevice_#t~mem97, CdAudioStartDevice_#t~mem98, CdAudioStartDevice_#t~mem99, CdAudioStartDevice_#t~mem100, CdAudioStartDevice_#t~mem101, CdAudioStartDevice_#t~mem102, CdAudioStartDevice_#t~mem103, CdAudioStartDevice_#t~mem104, CdAudioStartDevice_#t~mem105, CdAudioStartDevice_#t~mem106, CdAudioStartDevice_#t~ret108, CdAudioStartDevice_#t~ret110, CdAudioStartDevice_#t~ret112, CdAudioStartDevice_#t~ret114, CdAudioStartDevice_#t~ret116, CdAudioStartDevice_#t~ret118, CdAudioStartDevice_#t~ret120, CdAudioStartDevice_#t~ret122, CdAudioStartDevice_#t~mem123, CdAudioStartDevice_#t~mem124, CdAudioStartDevice_#t~mem125, CdAudioStartDevice_#t~mem126, CdAudioStartDevice_#t~mem127, CdAudioStartDevice_#t~mem128, CdAudioStartDevice_#t~mem129, CdAudioStartDevice_#t~mem130, CdAudioStartDevice_#t~mem131, CdAudioStartDevice_#t~mem132, CdAudioStartDevice_#t~mem133, CdAudioStartDevice_#t~mem134, CdAudioStartDevice_#t~mem135, CdAudioStartDevice_#t~mem136, CdAudioStartDevice_#t~ret138, CdAudioStartDevice_#t~ret140, CdAudioStartDevice_#t~mem141, CdAudioStartDevice_#t~mem142.base, CdAudioStartDevice_#t~mem142.offset, CdAudioStartDevice_#t~ret143, CdAudioStartDevice_#t~mem144.base, CdAudioStartDevice_#t~mem144.offset, CdAudioStartDevice_#t~ret146, CdAudioStartDevice_#t~mem147.base, CdAudioStartDevice_#t~mem147.offset, CdAudioStartDevice_#t~ret148, CdAudioStartDevice_~DeviceObject.base, CdAudioStartDevice_~DeviceObject.offset, CdAudioStartDevice_~Irp.base, CdAudioStartDevice_~Irp.offset, CdAudioStartDevice_~deviceExtension~0.base, CdAudioStartDevice_~deviceExtension~0.offset, CdAudioStartDevice_~status~2, CdAudioStartDevice_~#srb~0.base, CdAudioStartDevice_~#srb~0.offset, CdAudioStartDevice_~cdb~0.base, CdAudioStartDevice_~cdb~0.offset, CdAudioStartDevice_~inquiryDataPtr~0.base, CdAudioStartDevice_~inquiryDataPtr~0.offset, CdAudioStartDevice_~attempt~0, CdAudioStartDevice_~tmp~0.base, CdAudioStartDevice_~tmp~0.offset, CdAudioStartDevice_~tmp___0~0, CdAudioStartDevice_~tmp___1~0, CdAudioStartDevice_~tmp___2~0, CdAudioStartDevice_~tmp___3~0, CdAudioStartDevice_~tmp___4~0, CdAudioStartDevice_~tmp___5~0, CdAudioStartDevice_~tmp___6~0, CdAudioStartDevice_~tmp___7~0, CdAudioStartDevice_~tmp___8~0, CdAudioStartDevice_~tmp___9~0, CdAudioStartDevice_~tmp___10~0, CdAudioStartDevice_~tmp___11~0, CdAudioStartDevice_~tmp___12~0, CdAudioStartDevice_~tmp___13~0, CdAudioStartDevice_~tmp___14~0, CdAudioStartDevice_~tmp___15~0, CdAudioStartDevice_~#deviceParameterHandle~1.base, CdAudioStartDevice_~#deviceParameterHandle~1.offset, CdAudioStartDevice_~#keyValue~0.base, CdAudioStartDevice_~#keyValue~0.offset;CdAudioStartDevice_~DeviceObject.base, CdAudioStartDevice_~DeviceObject.offset := CdAudioStartDevice_#in~DeviceObject.base, CdAudioStartDevice_#in~DeviceObject.offset;CdAudioStartDevice_~Irp.base, CdAudioStartDevice_~Irp.offset := CdAudioStartDevice_#in~Irp.base, CdAudioStartDevice_#in~Irp.offset;havoc CdAudioStartDevice_~deviceExtension~0.base, CdAudioStartDevice_~deviceExtension~0.offset;havoc CdAudioStartDevice_~status~2;call CdAudioStartDevice_~#srb~0.base, CdAudioStartDevice_~#srb~0.offset := #Ultimate.allocOnStack(41);havoc CdAudioStartDevice_~cdb~0.base, CdAudioStartDevice_~cdb~0.offset;havoc CdAudioStartDevice_~inquiryDataPtr~0.base, CdAudioStartDevice_~inquiryDataPtr~0.offset;havoc CdAudioStartDevice_~attempt~0;havoc CdAudioStartDevice_~tmp~0.base, CdAudioStartDevice_~tmp~0.offset;havoc CdAudioStartDevice_~tmp___0~0;havoc CdAudioStartDevice_~tmp___1~0;havoc CdAudioStartDevice_~tmp___2~0;havoc CdAudioStartDevice_~tmp___3~0;havoc CdAudioStartDevice_~tmp___4~0;havoc CdAudioStartDevice_~tmp___5~0;havoc CdAudioStartDevice_~tmp___6~0;havoc CdAudioStartDevice_~tmp___7~0;havoc CdAudioStartDevice_~tmp___8~0;havoc CdAudioStartDevice_~tmp___9~0;havoc CdAudioStartDevice_~tmp___10~0;havoc CdAudioStartDevice_~tmp___11~0;havoc CdAudioStartDevice_~tmp___12~0;havoc CdAudioStartDevice_~tmp___13~0;havoc CdAudioStartDevice_~tmp___14~0;havoc CdAudioStartDevice_~tmp___15~0;call CdAudioStartDevice_~#deviceParameterHandle~1.base, CdAudioStartDevice_~#deviceParameterHandle~1.offset := #Ultimate.allocOnStack(4);call CdAudioStartDevice_~#keyValue~0.base, CdAudioStartDevice_~#keyValue~0.offset := #Ultimate.allocOnStack(4);call CdAudioStartDevice_#t~mem69.base, CdAudioStartDevice_#t~mem69.offset := read~$Pointer$(CdAudioStartDevice_~DeviceObject.base, 40 + CdAudioStartDevice_~DeviceObject.offset, 4);CdAudioStartDevice_~deviceExtension~0.base, CdAudioStartDevice_~deviceExtension~0.offset := CdAudioStartDevice_#t~mem69.base, CdAudioStartDevice_#t~mem69.offset;havoc CdAudioStartDevice_#t~mem69.base, CdAudioStartDevice_#t~mem69.offset;CdAudioForwardIrpSynchronous_#in~DeviceObject.base, CdAudioForwardIrpSynchronous_#in~DeviceObject.offset, CdAudioForwardIrpSynchronous_#in~Irp.base, CdAudioForwardIrpSynchronous_#in~Irp.offset := CdAudioStartDevice_~DeviceObject.base, CdAudioStartDevice_~DeviceObject.offset, CdAudioStartDevice_~Irp.base, CdAudioStartDevice_~Irp.offset;havoc CdAudioForwardIrpSynchronous_#res;havoc CdAudioForwardIrpSynchronous_#t~mem977.base, CdAudioForwardIrpSynchronous_#t~mem977.offset, CdAudioForwardIrpSynchronous_#t~mem978.base, CdAudioForwardIrpSynchronous_#t~mem978.offset, CdAudioForwardIrpSynchronous_#t~mem979.base, CdAudioForwardIrpSynchronous_#t~mem979.offset, CdAudioForwardIrpSynchronous_#t~memmove~res980.base, CdAudioForwardIrpSynchronous_#t~memmove~res980.offset, CdAudioForwardIrpSynchronous_#t~mem981.base, CdAudioForwardIrpSynchronous_#t~mem981.offset, CdAudioForwardIrpSynchronous_#t~mem982, CdAudioForwardIrpSynchronous_#t~mem983, CdAudioForwardIrpSynchronous_#t~mem984.base, CdAudioForwardIrpSynchronous_#t~mem984.offset, CdAudioForwardIrpSynchronous_#t~ret985, CdAudioForwardIrpSynchronous_#t~ret986, CdAudioForwardIrpSynchronous_#t~mem987, CdAudioForwardIrpSynchronous_~DeviceObject.base, CdAudioForwardIrpSynchronous_~DeviceObject.offset, CdAudioForwardIrpSynchronous_~Irp.base, CdAudioForwardIrpSynchronous_~Irp.offset, CdAudioForwardIrpSynchronous_~deviceExtension~15.base, CdAudioForwardIrpSynchronous_~deviceExtension~15.offset, CdAudioForwardIrpSynchronous_~#event~2.base, CdAudioForwardIrpSynchronous_~#event~2.offset, CdAudioForwardIrpSynchronous_~status~14, CdAudioForwardIrpSynchronous_~irpSp~2.base, CdAudioForwardIrpSynchronous_~irpSp~2.offset, CdAudioForwardIrpSynchronous_~nextIrpSp~1.base, CdAudioForwardIrpSynchronous_~nextIrpSp~1.offset, CdAudioForwardIrpSynchronous_~irpSp___0~1.base, CdAudioForwardIrpSynchronous_~irpSp___0~1.offset;CdAudioForwardIrpSynchronous_~DeviceObject.base, CdAudioForwardIrpSynchronous_~DeviceObject.offset := CdAudioForwardIrpSynchronous_#in~DeviceObject.base, CdAudioForwardIrpSynchronous_#in~DeviceObject.offset;CdAudioForwardIrpSynchronous_~Irp.base, CdAudioForwardIrpSynchronous_~Irp.offset := CdAudioForwardIrpSynchronous_#in~Irp.base, CdAudioForwardIrpSynchronous_#in~Irp.offset;havoc CdAudioForwardIrpSynchronous_~deviceExtension~15.base, CdAudioForwardIrpSynchronous_~deviceExtension~15.offset;call CdAudioForwardIrpSynchronous_~#event~2.base, CdAudioForwardIrpSynchronous_~#event~2.offset := #Ultimate.allocOnStack(16);havoc CdAudioForwardIrpSynchronous_~status~14;havoc CdAudioForwardIrpSynchronous_~irpSp~2.base, CdAudioForwardIrpSynchronous_~irpSp~2.offset;havoc CdAudioForwardIrpSynchronous_~nextIrpSp~1.base, CdAudioForwardIrpSynchronous_~nextIrpSp~1.offset;havoc CdAudioForwardIrpSynchronous_~irpSp___0~1.base, CdAudioForwardIrpSynchronous_~irpSp___0~1.offset;call CdAudioForwardIrpSynchronous_#t~mem977.base, CdAudioForwardIrpSynchronous_#t~mem977.offset := read~$Pointer$(CdAudioForwardIrpSynchronous_~DeviceObject.base, 40 + CdAudioForwardIrpSynchronous_~DeviceObject.offset, 4);CdAudioForwardIrpSynchronous_~deviceExtension~15.base, CdAudioForwardIrpSynchronous_~deviceExtension~15.offset := CdAudioForwardIrpSynchronous_#t~mem977.base, CdAudioForwardIrpSynchronous_#t~mem977.offset;havoc CdAudioForwardIrpSynchronous_#t~mem977.base, CdAudioForwardIrpSynchronous_#t~mem977.offset;call CdAudioForwardIrpSynchronous_#t~mem978.base, CdAudioForwardIrpSynchronous_#t~mem978.offset := read~$Pointer$(CdAudioForwardIrpSynchronous_~Irp.base, 96 + CdAudioForwardIrpSynchronous_~Irp.offset, 4);CdAudioForwardIrpSynchronous_~irpSp~2.base, CdAudioForwardIrpSynchronous_~irpSp~2.offset := CdAudioForwardIrpSynchronous_#t~mem978.base, CdAudioForwardIrpSynchronous_#t~mem978.offset;havoc CdAudioForwardIrpSynchronous_#t~mem978.base, CdAudioForwardIrpSynchronous_#t~mem978.offset;call CdAudioForwardIrpSynchronous_#t~mem979.base, CdAudioForwardIrpSynchronous_#t~mem979.offset := read~$Pointer$(CdAudioForwardIrpSynchronous_~Irp.base, 96 + CdAudioForwardIrpSynchronous_~Irp.offset, 4);CdAudioForwardIrpSynchronous_~nextIrpSp~1.base, CdAudioForwardIrpSynchronous_~nextIrpSp~1.offset := CdAudioForwardIrpSynchronous_#t~mem979.base, CdAudioForwardIrpSynchronous_#t~mem979.offset - 36;havoc CdAudioForwardIrpSynchronous_#t~mem979.base, CdAudioForwardIrpSynchronous_#t~mem979.offset;#Ultimate.C_memmove_dest.base, #Ultimate.C_memmove_dest.offset, #Ultimate.C_memmove_src.base, #Ultimate.C_memmove_src.offset, #Ultimate.C_memmove_size := CdAudioForwardIrpSynchronous_~nextIrpSp~1.base, CdAudioForwardIrpSynchronous_~nextIrpSp~1.offset, CdAudioForwardIrpSynchronous_~irpSp~2.base, CdAudioForwardIrpSynchronous_~irpSp~2.offset, 28;havoc #Ultimate.C_memmove_#res.base, #Ultimate.C_memmove_#res.offset;havoc #Ultimate.C_memmove_#t~loopctr1044, #Ultimate.C_memmove_#t~mem1045, #Ultimate.C_memmove_#t~mem1046, #Ultimate.C_memmove_#t~mem1047, #Ultimate.C_memmove_#t~mem1048, #Ultimate.C_memmove_#t~mem1049, #Ultimate.C_memmove_#t~mem1050, #Ultimate.C_memmove_#t~mem1051, #Ultimate.C_memmove_#t~loopctr1052, #Ultimate.C_memmove_#t~mem1053.base, #Ultimate.C_memmove_#t~mem1053.offset;#Ultimate.C_memmove_#t~loopctr1044 := 0; {15310#(and (= |ULTIMATE.start_#Ultimate.C_memmove_#t~loopctr1044| 0) (<= 28 |ULTIMATE.start_#Ultimate.C_memmove_size|))} is VALID [2021-09-13 12:02:49,548 INFO L281 TraceCheckUtils]: 11: Hoare triple {15310#(and (= |ULTIMATE.start_#Ultimate.C_memmove_#t~loopctr1044| 0) (<= 28 |ULTIMATE.start_#Ultimate.C_memmove_size|))} assume !(#Ultimate.C_memmove_#t~loopctr1044 < #Ultimate.C_memmove_size);#Ultimate.C_memmove_#t~loopctr1052 := 0; {15309#false} is VALID [2021-09-13 12:02:49,548 INFO L281 TraceCheckUtils]: 12: Hoare triple {15309#false} assume !(#Ultimate.C_memmove_#t~loopctr1052 < #Ultimate.C_memmove_size); {15309#false} is VALID [2021-09-13 12:02:49,548 INFO L281 TraceCheckUtils]: 13: Hoare triple {15309#false} assume #Ultimate.C_memmove_#res.base == #Ultimate.C_memmove_dest.base && #Ultimate.C_memmove_#res.offset == #Ultimate.C_memmove_dest.offset;CdAudioForwardIrpSynchronous_#t~memmove~res980.base, CdAudioForwardIrpSynchronous_#t~memmove~res980.offset := #Ultimate.C_memmove_#res.base, #Ultimate.C_memmove_#res.offset;havoc CdAudioForwardIrpSynchronous_#t~memmove~res980.base, CdAudioForwardIrpSynchronous_#t~memmove~res980.offset;call write~int(0, CdAudioForwardIrpSynchronous_~nextIrpSp~1.base, 3 + CdAudioForwardIrpSynchronous_~nextIrpSp~1.offset, 1); {15309#false} is VALID [2021-09-13 12:02:49,549 INFO L281 TraceCheckUtils]: 14: Hoare triple {15309#false} assume !(~s~0 != ~NP~0); {15309#false} is VALID [2021-09-13 12:02:49,549 INFO L281 TraceCheckUtils]: 15: Hoare triple {15309#false} assume 0 != ~compRegistered~0; {15309#false} is VALID [2021-09-13 12:02:49,549 INFO L281 TraceCheckUtils]: 16: Hoare triple {15309#false} assume !false; {15309#false} is VALID [2021-09-13 12:02:49,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-09-13 12:02:49,549 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-09-13 12:02:49,549 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98163735] [2021-09-13 12:02:49,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98163735] provided 1 perfect and 0 imperfect interpolant sequences [2021-09-13 12:02:49,550 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-09-13 12:02:49,550 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-09-13 12:02:49,550 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637774612] [2021-09-13 12:02:49,550 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) Word has length 17 [2021-09-13 12:02:49,551 INFO L84 Accepts]: Finished accepts. word is accepted. [2021-09-13 12:02:49,551 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-09-13 12:02:49,572 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2021-09-13 12:02:49,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-09-13 12:02:49,572 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-09-13 12:02:49,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-09-13 12:02:49,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-13 12:02:49,573 INFO L87 Difference]: Start difference. First operand 1452 states and 2106 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-09-13 12:02:55,694 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:02:57,722 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:03:07,316 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:03:09,995 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:03:13,602 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:03:18,240 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:03:19,902 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:03:24,636 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:03:33,314 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:03:39,066 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:03:46,690 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:03:47,856 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:03:49,859 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:03:50,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-13 12:03:50,821 INFO L93 Difference]: Finished difference Result 1956 states and 2850 transitions. [2021-09-13 12:03:50,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-09-13 12:03:50,822 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) Word has length 17 [2021-09-13 12:03:50,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-09-13 12:03:50,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-09-13 12:03:50,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2201 transitions. [2021-09-13 12:03:50,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-09-13 12:03:50,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2201 transitions. [2021-09-13 12:03:50,838 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 2201 transitions. [2021-09-13 12:03:52,157 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 2201 edges. 2201 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2021-09-13 12:03:52,230 INFO L225 Difference]: With dead ends: 1956 [2021-09-13 12:03:52,230 INFO L226 Difference]: Without dead ends: 1455 [2021-09-13 12:03:52,231 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.57ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-13 12:03:52,231 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 3474 mSDsCounter, 0 mSdLazyCounter, 3481 mSolverCounterSat, 4 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39003.75ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.48ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 3481 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39167.75ms IncrementalHoareTripleChecker+Time [2021-09-13 12:03:52,232 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 3493 Unknown, 0 Unchecked, 6.48ms Time], IncrementalHoareTripleChecker [4 Valid, 3481 Invalid, 8 Unknown, 0 Unchecked, 39167.75ms Time] [2021-09-13 12:03:52,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1455 states. [2021-09-13 12:03:52,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1455 to 1455. [2021-09-13 12:03:52,465 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2021-09-13 12:03:52,468 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1455 states. Second operand has 1455 states, 1386 states have (on average 1.5216450216450217) internal successors, (2109), 1454 states have internal predecessors, (2109), 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) [2021-09-13 12:03:52,470 INFO L74 IsIncluded]: Start isIncluded. First operand 1455 states. Second operand has 1455 states, 1386 states have (on average 1.5216450216450217) internal successors, (2109), 1454 states have internal predecessors, (2109), 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) [2021-09-13 12:03:52,471 INFO L87 Difference]: Start difference. First operand 1455 states. Second operand has 1455 states, 1386 states have (on average 1.5216450216450217) internal successors, (2109), 1454 states have internal predecessors, (2109), 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) [2021-09-13 12:03:52,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-13 12:03:52,529 INFO L93 Difference]: Finished difference Result 1455 states and 2109 transitions. [2021-09-13 12:03:52,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2109 transitions. [2021-09-13 12:03:52,533 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-09-13 12:03:52,533 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2021-09-13 12:03:52,535 INFO L74 IsIncluded]: Start isIncluded. First operand has 1455 states, 1386 states have (on average 1.5216450216450217) internal successors, (2109), 1454 states have internal predecessors, (2109), 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) Second operand 1455 states. [2021-09-13 12:03:52,537 INFO L87 Difference]: Start difference. First operand has 1455 states, 1386 states have (on average 1.5216450216450217) internal successors, (2109), 1454 states have internal predecessors, (2109), 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) Second operand 1455 states. [2021-09-13 12:03:52,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-13 12:03:52,594 INFO L93 Difference]: Finished difference Result 1455 states and 2109 transitions. [2021-09-13 12:03:52,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2109 transitions. [2021-09-13 12:03:52,596 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-09-13 12:03:52,596 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2021-09-13 12:03:52,596 INFO L88 GeneralOperation]: Finished isEquivalent. [2021-09-13 12:03:52,596 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2021-09-13 12:03:52,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1455 states, 1386 states have (on average 1.5216450216450217) internal successors, (2109), 1454 states have internal predecessors, (2109), 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) [2021-09-13 12:03:52,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1455 states and 2109 transitions. [2021-09-13 12:03:52,671 INFO L78 Accepts]: Start accepts. Automaton has 1455 states and 2109 transitions. Word has length 17 [2021-09-13 12:03:52,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-09-13 12:03:52,672 INFO L470 AbstractCegarLoop]: Abstraction has 1455 states and 2109 transitions. [2021-09-13 12:03:52,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-09-13 12:03:52,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2109 transitions. [2021-09-13 12:03:52,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-09-13 12:03:52,672 INFO L505 BasicCegarLoop]: Found error trace [2021-09-13 12:03:52,672 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-09-13 12:03:52,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-09-13 12:03:52,673 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 83 more)] === [2021-09-13 12:03:52,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-09-13 12:03:52,673 INFO L82 PathProgramCache]: Analyzing trace with hash -682827474, now seen corresponding path program 1 times [2021-09-13 12:03:52,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-09-13 12:03:52,674 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869219395] [2021-09-13 12:03:52,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-09-13 12:03:52,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-09-13 12:03:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-09-13 12:03:52,721 INFO L281 TraceCheckUtils]: 0: Hoare triple {22695#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(18);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(15);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(9);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(9);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(15);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(7);call write~init~int(67, #t~string92.base, #t~string92.offset, 1);call write~init~int(72, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(73, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(78, #t~string92.base, 3 + #t~string92.offset, 1);call write~init~int(79, #t~string92.base, 4 + #t~string92.offset, 1);call write~init~int(78, #t~string92.base, 5 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 6 + #t~string92.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(9);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(17);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(17);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(9);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(9);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(82, #t~string119.base, #t~string119.offset, 1);call write~init~int(85, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(66, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(9);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(9);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(12);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(15);call #t~string174.base, #t~string174.offset := #Ultimate.allocOnStack(17);call #t~string175.base, #t~string175.offset := #Ultimate.allocOnStack(17);call #t~string176.base, #t~string176.offset := #Ultimate.allocOnStack(17);call #t~string177.base, #t~string177.offset := #Ultimate.allocOnStack(17);call #t~string178.base, #t~string178.offset := #Ultimate.allocOnStack(17);call #t~string179.base, #t~string179.offset := #Ultimate.allocOnStack(17);call #t~string180.base, #t~string180.offset := #Ultimate.allocOnStack(17);call #t~string181.base, #t~string181.offset := #Ultimate.allocOnStack(17);call #t~string182.base, #t~string182.offset := #Ultimate.allocOnStack(17);call #t~string183.base, #t~string183.offset := #Ultimate.allocOnStack(17);call #t~string184.base, #t~string184.offset := #Ultimate.allocOnStack(17);call #t~string185.base, #t~string185.offset := #Ultimate.allocOnStack(17);~s~0 := 0;~UNLOADED~0 := 0;~NP~0 := 0;~DC~0 := 0;~SKIP1~0 := 0;~SKIP2~0 := 0;~MPR1~0 := 0;~MPR3~0 := 0;~IPC~0 := 0;~pended~0 := 0;~compFptr~0.base, ~compFptr~0.offset := 0, 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0;~routine~0 := 0;~myStatus~0 := 0;~myIrp_PendingReturned~0 := 0;~pirp~0.base, ~pirp~0.offset := 0, 0;~_SLAM_alloc_dummy~0 := 0; {22695#true} is VALID [2021-09-13 12:03:52,721 INFO L281 TraceCheckUtils]: 1: Hoare triple {22695#true} havoc main_#res;havoc main_#t~nondet993, main_#t~nondet994, main_#t~nondet995, main_#t~nondet996, main_#t~malloc997.base, main_#t~malloc997.offset, main_#t~malloc998.base, main_#t~malloc998.offset, main_#t~mem999.base, main_#t~mem999.offset, main_#t~malloc1000.base, main_#t~malloc1000.offset, main_#t~ret1001, main_#t~ret1002, main_#t~ret1003, main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset, main_~status~15, main_~#irp~1.base, main_~#irp~1.offset, main_~we_should_unload~0, main_~__BLAST_NONDET___0~0, main_~irp_choice~0, main_~#devobj~0.base, main_~#devobj~0.offset;havoc main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset;assume -2147483648 <= main_#t~nondet993 && main_#t~nondet993 <= 2147483647;main_~status~15 := main_#t~nondet993;havoc main_#t~nondet993;call main_~#irp~1.base, main_~#irp~1.offset := #Ultimate.allocOnStack(111);assume -2147483648 <= main_#t~nondet994 && main_#t~nondet994 <= 2147483647;main_~we_should_unload~0 := main_#t~nondet994;havoc main_#t~nondet994;assume -2147483648 <= main_#t~nondet995 && main_#t~nondet995 <= 2147483647;main_~__BLAST_NONDET___0~0 := main_#t~nondet995;havoc main_#t~nondet995;assume -2147483648 <= main_#t~nondet996 && main_#t~nondet996 <= 2147483647;main_~irp_choice~0 := main_#t~nondet996;havoc main_#t~nondet996;call main_~#devobj~0.base, main_~#devobj~0.offset := #Ultimate.allocOnStack(175);call main_#t~malloc997.base, main_#t~malloc997.offset := #Ultimate.allocOnHeap(53);call write~$Pointer$(main_#t~malloc997.base, main_#t~malloc997.offset, main_~#devobj~0.base, 40 + main_~#devobj~0.offset, 4);havoc main_#t~malloc997.base, main_#t~malloc997.offset;call main_#t~malloc998.base, main_#t~malloc998.offset := #Ultimate.allocOnHeap(144);call write~$Pointer$(main_#t~malloc998.base, main_#t~malloc998.offset, main_~#irp~1.base, 96 + main_~#irp~1.offset, 4);havoc main_#t~malloc998.base, main_#t~malloc998.offset;call main_#t~mem999.base, main_#t~mem999.offset := read~$Pointer$(main_~#irp~1.base, 96 + main_~#irp~1.offset, 4);call write~$Pointer$(main_#t~mem999.base, 108 + main_#t~mem999.offset, main_~#irp~1.base, 96 + main_~#irp~1.offset, 4);havoc main_#t~mem999.base, main_#t~mem999.offset;call main_#t~malloc1000.base, main_#t~malloc1000.offset := #Ultimate.allocOnHeap(904);call write~$Pointer$(main_#t~malloc1000.base, main_#t~malloc1000.offset, main_~#irp~1.base, 12 + main_~#irp~1.offset, 4);havoc main_#t~malloc1000.base, main_#t~malloc1000.offset;~pirp~0.base, ~pirp~0.offset := main_~#irp~1.base, main_~#irp~1.offset;~UNLOADED~0 := 0;~NP~0 := 1;~DC~0 := 2;~SKIP1~0 := 3;~SKIP2~0 := 4;~MPR1~0 := 5;~MPR3~0 := 6;~IPC~0 := 7;~s~0 := ~UNLOADED~0;~pended~0 := 0;~compFptr~0.base, ~compFptr~0.offset := 0, 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0; {22695#true} is VALID [2021-09-13 12:03:52,721 INFO L281 TraceCheckUtils]: 2: Hoare triple {22695#true} assume main_~status~15 >= 0;~s~0 := ~NP~0;~customIrp~0 := 0;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0.base, ~compFptr~0.offset := 0, ~compRegistered~0;~pended~0 := ~compFptr~0.base + ~compFptr~0.offset;call write~int(0, ~pirp~0.base, 24 + ~pirp~0.offset, 4);~myStatus~0 := 0; {22695#true} is VALID [2021-09-13 12:03:52,721 INFO L281 TraceCheckUtils]: 3: Hoare triple {22695#true} assume 0 == main_~irp_choice~0;call write~int(-1073741637, ~pirp~0.base, 24 + ~pirp~0.offset, 4);~myStatus~0 := -1073741637; {22695#true} is VALID [2021-09-13 12:03:52,722 INFO L281 TraceCheckUtils]: 4: Hoare triple {22695#true} ~s~0 := ~NP~0;~customIrp~0 := 0;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0.base, ~compFptr~0.offset := 0, ~compRegistered~0;~pended~0 := ~compFptr~0.base + ~compFptr~0.offset; {22695#true} is VALID [2021-09-13 12:03:52,722 INFO L281 TraceCheckUtils]: 5: Hoare triple {22695#true} assume !!(main_~status~15 >= 0); {22695#true} is VALID [2021-09-13 12:03:52,722 INFO L281 TraceCheckUtils]: 6: Hoare triple {22695#true} assume !(2 == main_~__BLAST_NONDET___0~0); {22695#true} is VALID [2021-09-13 12:03:52,722 INFO L281 TraceCheckUtils]: 7: Hoare triple {22695#true} assume 3 == main_~__BLAST_NONDET___0~0; {22695#true} is VALID [2021-09-13 12:03:52,722 INFO L281 TraceCheckUtils]: 8: Hoare triple {22695#true} CdAudioPnp_#in~DeviceObject.base, CdAudioPnp_#in~DeviceObject.offset, CdAudioPnp_#in~Irp.base, CdAudioPnp_#in~Irp.offset := main_~#devobj~0.base, main_~#devobj~0.offset, ~pirp~0.base, ~pirp~0.offset;havoc CdAudioPnp_#res;havoc CdAudioPnp_#t~mem149.base, CdAudioPnp_#t~mem149.offset, CdAudioPnp_#t~mem150, CdAudioPnp_#t~mem151, CdAudioPnp_#t~ret152, CdAudioPnp_#t~mem153, CdAudioPnp_#t~ret154, CdAudioPnp_#t~mem155.base, CdAudioPnp_#t~mem155.offset, CdAudioPnp_#t~ret156, CdAudioPnp_#t~mem157, CdAudioPnp_#t~mem158, CdAudioPnp_#t~mem159, CdAudioPnp_#t~mem160, CdAudioPnp_#t~ret161, CdAudioPnp_#t~mem162, CdAudioPnp_#t~ret163, CdAudioPnp_#t~ret164, CdAudioPnp_#t~mem165, CdAudioPnp_#t~mem166, CdAudioPnp_#t~mem167, CdAudioPnp_#t~mem168, CdAudioPnp_#t~ret169, CdAudioPnp_#t~ret170, CdAudioPnp_~DeviceObject.base, CdAudioPnp_~DeviceObject.offset, CdAudioPnp_~Irp.base, CdAudioPnp_~Irp.offset, CdAudioPnp_~irpSp~0.base, CdAudioPnp_~irpSp~0.offset, CdAudioPnp_~status~3, CdAudioPnp_~setPagable~0, CdAudioPnp_~deviceExtension~1.base, CdAudioPnp_~deviceExtension~1.offset, CdAudioPnp_~tmp~1, CdAudioPnp_~tmp___0~1;CdAudioPnp_~DeviceObject.base, CdAudioPnp_~DeviceObject.offset := CdAudioPnp_#in~DeviceObject.base, CdAudioPnp_#in~DeviceObject.offset;CdAudioPnp_~Irp.base, CdAudioPnp_~Irp.offset := CdAudioPnp_#in~Irp.base, CdAudioPnp_#in~Irp.offset;havoc CdAudioPnp_~irpSp~0.base, CdAudioPnp_~irpSp~0.offset;havoc CdAudioPnp_~status~3;havoc CdAudioPnp_~setPagable~0;havoc CdAudioPnp_~deviceExtension~1.base, CdAudioPnp_~deviceExtension~1.offset;havoc CdAudioPnp_~tmp~1;havoc CdAudioPnp_~tmp___0~1;call CdAudioPnp_#t~mem149.base, CdAudioPnp_#t~mem149.offset := read~$Pointer$(CdAudioPnp_~Irp.base, 96 + CdAudioPnp_~Irp.offset, 4);CdAudioPnp_~irpSp~0.base, CdAudioPnp_~irpSp~0.offset := CdAudioPnp_#t~mem149.base, CdAudioPnp_#t~mem149.offset;havoc CdAudioPnp_#t~mem149.base, CdAudioPnp_#t~mem149.offset;CdAudioPnp_~status~3 := -1073741637;call CdAudioPnp_#t~mem150 := read~int(CdAudioPnp_~irpSp~0.base, 1 + CdAudioPnp_~irpSp~0.offset, 1); {22695#true} is VALID [2021-09-13 12:03:52,722 INFO L281 TraceCheckUtils]: 9: Hoare triple {22695#true} assume !(0 == CdAudioPnp_#t~mem150 % 256);havoc CdAudioPnp_#t~mem150;call CdAudioPnp_#t~mem151 := read~int(CdAudioPnp_~irpSp~0.base, 1 + CdAudioPnp_~irpSp~0.offset, 1); {22695#true} is VALID [2021-09-13 12:03:52,723 INFO L281 TraceCheckUtils]: 10: Hoare triple {22695#true} assume 22 == CdAudioPnp_#t~mem151 % 256;havoc CdAudioPnp_#t~mem151; {22695#true} is VALID [2021-09-13 12:03:52,723 INFO L281 TraceCheckUtils]: 11: Hoare triple {22695#true} call CdAudioPnp_#t~mem153 := read~int(CdAudioPnp_~irpSp~0.base, 8 + CdAudioPnp_~irpSp~0.offset, 4); {22695#true} is VALID [2021-09-13 12:03:52,723 INFO L281 TraceCheckUtils]: 12: Hoare triple {22695#true} assume !(1 != CdAudioPnp_#t~mem153);havoc CdAudioPnp_#t~mem153;call CdAudioPnp_#t~mem155.base, CdAudioPnp_#t~mem155.offset := read~$Pointer$(CdAudioPnp_~DeviceObject.base, 40 + CdAudioPnp_~DeviceObject.offset, 4);CdAudioPnp_~deviceExtension~1.base, CdAudioPnp_~deviceExtension~1.offset := CdAudioPnp_#t~mem155.base, CdAudioPnp_#t~mem155.offset;havoc CdAudioPnp_#t~mem155.base, CdAudioPnp_#t~mem155.offset;KeWaitForSingleObject_#in~Object.base, KeWaitForSingleObject_#in~Object.offset, KeWaitForSingleObject_#in~WaitReason, KeWaitForSingleObject_#in~WaitMode, KeWaitForSingleObject_#in~Alertable, KeWaitForSingleObject_#in~Timeout.base, KeWaitForSingleObject_#in~Timeout.offset := CdAudioPnp_~deviceExtension~1.base, 16 + CdAudioPnp_~deviceExtension~1.offset, 0, 0, 0, 0, 0;havoc KeWaitForSingleObject_#res;havoc KeWaitForSingleObject_#t~nondet1028, KeWaitForSingleObject_~Object.base, KeWaitForSingleObject_~Object.offset, KeWaitForSingleObject_~WaitReason, KeWaitForSingleObject_~WaitMode, KeWaitForSingleObject_~Alertable, KeWaitForSingleObject_~Timeout.base, KeWaitForSingleObject_~Timeout.offset, KeWaitForSingleObject_~__BLAST_NONDET___0~14;KeWaitForSingleObject_~Object.base, KeWaitForSingleObject_~Object.offset := KeWaitForSingleObject_#in~Object.base, KeWaitForSingleObject_#in~Object.offset;KeWaitForSingleObject_~WaitReason := KeWaitForSingleObject_#in~WaitReason;KeWaitForSingleObject_~WaitMode := KeWaitForSingleObject_#in~WaitMode;KeWaitForSingleObject_~Alertable := KeWaitForSingleObject_#in~Alertable;KeWaitForSingleObject_~Timeout.base, KeWaitForSingleObject_~Timeout.offset := KeWaitForSingleObject_#in~Timeout.base, KeWaitForSingleObject_#in~Timeout.offset;assume -2147483648 <= KeWaitForSingleObject_#t~nondet1028 && KeWaitForSingleObject_#t~nondet1028 <= 2147483647;KeWaitForSingleObject_~__BLAST_NONDET___0~14 := KeWaitForSingleObject_#t~nondet1028;havoc KeWaitForSingleObject_#t~nondet1028; {22695#true} is VALID [2021-09-13 12:03:52,725 INFO L281 TraceCheckUtils]: 13: Hoare triple {22695#true} assume !(~s~0 == ~MPR3~0); {22697#(not (= ~MPR3~0 ~s~0))} is VALID [2021-09-13 12:03:52,725 INFO L281 TraceCheckUtils]: 14: Hoare triple {22697#(not (= ~MPR3~0 ~s~0))} assume !(1 == ~customIrp~0); {22697#(not (= ~MPR3~0 ~s~0))} is VALID [2021-09-13 12:03:52,726 INFO L281 TraceCheckUtils]: 15: Hoare triple {22697#(not (= ~MPR3~0 ~s~0))} assume ~s~0 == ~MPR3~0; {22696#false} is VALID [2021-09-13 12:03:52,726 INFO L281 TraceCheckUtils]: 16: Hoare triple {22696#false} assume !false; {22696#false} is VALID [2021-09-13 12:03:52,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-09-13 12:03:52,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-09-13 12:03:52,726 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869219395] [2021-09-13 12:03:52,726 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869219395] provided 1 perfect and 0 imperfect interpolant sequences [2021-09-13 12:03:52,727 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-09-13 12:03:52,727 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-09-13 12:03:52,727 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697037055] [2021-09-13 12:03:52,727 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) Word has length 17 [2021-09-13 12:03:52,727 INFO L84 Accepts]: Finished accepts. word is accepted. [2021-09-13 12:03:52,727 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-09-13 12:03:52,743 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2021-09-13 12:03:52,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-09-13 12:03:52,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-09-13 12:03:52,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-09-13 12:03:52,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-13 12:03:52,744 INFO L87 Difference]: Start difference. First operand 1455 states and 2109 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-09-13 12:04:00,892 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:04:02,896 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:04:12,331 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:04:14,335 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:04:20,446 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:04:30,143 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:04:36,726 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:04:47,213 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:04:50,787 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:04:54,653 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:00,576 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:00,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-09-13 12:05:00,704 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.35ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-13 12:05:00,706 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 431 mSDsluCounter, 3240 mSDsCounter, 0 mSdLazyCounter, 3529 mSolverCounterSat, 72 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38565.90ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 431 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.44ms SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 3529 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38676.67ms IncrementalHoareTripleChecker+Time [2021-09-13 12:05:00,706 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [431 Valid, 0 Invalid, 3608 Unknown, 0 Unchecked, 5.44ms Time], IncrementalHoareTripleChecker [72 Valid, 3529 Invalid, 7 Unknown, 0 Unchecked, 38676.67ms Time] [2021-09-13 12:05:00,706 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-09-13 12:05:00,722 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@39106f7e at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.MonolithicHoareTripleChecker.isInductive(MonolithicHoareTripleChecker.java:182) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.MonolithicHoareTripleChecker.isInductive(MonolithicHoareTripleChecker.java:164) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.MonolithicHoareTripleChecker.checkInternal(MonolithicHoareTripleChecker.java:91) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker$ReviewedProtectedHtc.reviewInductiveInternal(ChainingHoareTripleChecker.java:318) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker$ReviewedProtectedHtc.checkInternal(ChainingHoareTripleChecker.java:290) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker.checkInternal(ChainingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton$InternalSuccessorComputationHelper.computeSuccWithSolver(AbstractInterpolantAutomaton.java:357) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.addOtherSuccessors(DeterministicInterpolantAutomaton.java:198) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:78) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:863) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:779) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:462) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:420) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-09-13 12:05:00,815 INFO L158 Benchmark]: Toolchain (without parser) took 245393.10ms. Allocated memory was 46.1MB in the beginning and 564.1MB in the end (delta: 518.0MB). Free memory was 25.0MB in the beginning and 390.3MB in the end (delta: -365.3MB). Peak memory consumption was 410.8MB. Max. memory is 16.1GB. [2021-09-13 12:05:00,815 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 37.7MB. Free memory was 18.5MB in the beginning and 18.4MB in the end (delta: 50.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-09-13 12:05:00,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2133.62ms. Allocated memory was 46.1MB in the beginning and 127.9MB in the end (delta: 81.8MB). Free memory was 24.7MB in the beginning and 56.8MB in the end (delta: -32.0MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2021-09-13 12:05:00,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 316.33ms. Allocated memory was 127.9MB in the beginning and 222.3MB in the end (delta: 94.4MB). Free memory was 56.8MB in the beginning and 145.0MB in the end (delta: -88.3MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2021-09-13 12:05:00,816 INFO L158 Benchmark]: Boogie Preprocessor took 235.38ms. Allocated memory is still 222.3MB. Free memory was 145.0MB in the beginning and 135.1MB in the end (delta: 9.9MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. [2021-09-13 12:05:00,816 INFO L158 Benchmark]: RCFGBuilder took 4750.12ms. Allocated memory was 222.3MB in the beginning and 450.9MB in the end (delta: 228.6MB). Free memory was 135.1MB in the beginning and 308.5MB in the end (delta: -173.4MB). Peak memory consumption was 272.0MB. Max. memory is 16.1GB. [2021-09-13 12:05:00,816 INFO L158 Benchmark]: TraceAbstraction took 237906.87ms. Allocated memory was 450.9MB in the beginning and 564.1MB in the end (delta: 113.2MB). Free memory was 308.5MB in the beginning and 390.3MB in the end (delta: -81.8MB). Peak memory consumption was 289.4MB. Max. memory is 16.1GB. [2021-09-13 12:05:00,818 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 37.7MB. Free memory was 18.5MB in the beginning and 18.4MB in the end (delta: 50.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2133.62ms. Allocated memory was 46.1MB in the beginning and 127.9MB in the end (delta: 81.8MB). Free memory was 24.7MB in the beginning and 56.8MB in the end (delta: -32.0MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 316.33ms. Allocated memory was 127.9MB in the beginning and 222.3MB in the end (delta: 94.4MB). Free memory was 56.8MB in the beginning and 145.0MB in the end (delta: -88.3MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 235.38ms. Allocated memory is still 222.3MB. Free memory was 145.0MB in the beginning and 135.1MB in the end (delta: 9.9MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. * RCFGBuilder took 4750.12ms. Allocated memory was 222.3MB in the beginning and 450.9MB in the end (delta: 228.6MB). Free memory was 135.1MB in the beginning and 308.5MB in the end (delta: -173.4MB). Peak memory consumption was 272.0MB. Max. memory is 16.1GB. * TraceAbstraction took 237906.87ms. Allocated memory was 450.9MB in the beginning and 564.1MB in the end (delta: 113.2MB). Free memory was 308.5MB in the beginning and 390.3MB in the end (delta: -81.8MB). Peak memory consumption was 289.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@39106f7e de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@39106f7e: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-09-13 12:05:00,852 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... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-09-13 12:05:06,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-09-13 12:05:06,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-09-13 12:05:06,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-09-13 12:05:06,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-09-13 12:05:06,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-09-13 12:05:06,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-09-13 12:05:06,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-09-13 12:05:06,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-09-13 12:05:06,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-09-13 12:05:06,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-09-13 12:05:06,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-09-13 12:05:06,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-09-13 12:05:06,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-09-13 12:05:06,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-09-13 12:05:06,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-09-13 12:05:06,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-09-13 12:05:06,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-09-13 12:05:06,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-09-13 12:05:06,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-09-13 12:05:06,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-09-13 12:05:06,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-09-13 12:05:06,972 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-09-13 12:05:06,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-09-13 12:05:06,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-09-13 12:05:06,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-09-13 12:05:06,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-09-13 12:05:06,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-09-13 12:05:06,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-09-13 12:05:06,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-09-13 12:05:06,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-09-13 12:05:06,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-09-13 12:05:06,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-09-13 12:05:06,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-09-13 12:05:06,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-09-13 12:05:06,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-09-13 12:05:06,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-09-13 12:05:06,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-09-13 12:05:06,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-09-13 12:05:06,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-09-13 12:05:06,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-09-13 12:05:06,987 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-09-13 12:05:07,028 INFO L113 SettingsManager]: Loading preferences was successful [2021-09-13 12:05:07,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-09-13 12:05:07,029 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-09-13 12:05:07,029 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-09-13 12:05:07,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-09-13 12:05:07,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-09-13 12:05:07,031 INFO L138 SettingsManager]: * Use SBE=true [2021-09-13 12:05:07,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-09-13 12:05:07,031 INFO L138 SettingsManager]: * sizeof long=4 [2021-09-13 12:05:07,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-09-13 12:05:07,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-09-13 12:05:07,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-09-13 12:05:07,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-09-13 12:05:07,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-09-13 12:05:07,034 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-09-13 12:05:07,034 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-09-13 12:05:07,034 INFO L138 SettingsManager]: * sizeof long double=12 [2021-09-13 12:05:07,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-09-13 12:05:07,035 INFO L138 SettingsManager]: * Use constant arrays=true [2021-09-13 12:05:07,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-09-13 12:05:07,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-09-13 12:05:07,035 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-09-13 12:05:07,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-09-13 12:05:07,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-09-13 12:05:07,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-09-13 12:05:07,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-09-13 12:05:07,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-09-13 12:05:07,036 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-09-13 12:05:07,036 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-09-13 12:05:07,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-09-13 12:05:07,036 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-09-13 12:05:07,036 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-09-13 12:05:07,037 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbd6fae4336657ba64ffc87c69eab59771da1473 [2021-09-13 12:05:07,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-09-13 12:05:07,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-09-13 12:05:07,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-09-13 12:05:07,750 INFO L271 PluginConnector]: Initializing CDTParser... [2021-09-13 12:05:07,753 INFO L275 PluginConnector]: CDTParser initialized [2021-09-13 12:05:07,754 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers/cdaudio.i.cil-2.c [2021-09-13 12:05:07,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4edd1e7dc/1db3e42f77e740629c7aab779d17270a/FLAGde566adbb [2021-09-13 12:05:08,661 INFO L306 CDTParser]: Found 1 translation units. [2021-09-13 12:05:08,663 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/cdaudio.i.cil-2.c [2021-09-13 12:05:08,749 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4edd1e7dc/1db3e42f77e740629c7aab779d17270a/FLAGde566adbb [2021-09-13 12:05:08,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4edd1e7dc/1db3e42f77e740629c7aab779d17270a [2021-09-13 12:05:08,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-09-13 12:05:08,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-09-13 12:05:08,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-09-13 12:05:08,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-09-13 12:05:08,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-09-13 12:05:08,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 12:05:08" (1/1) ... [2021-09-13 12:05:08,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45fab7f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:05:08, skipping insertion in model container [2021-09-13 12:05:08,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 12:05:08" (1/1) ... [2021-09-13 12:05:08,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-09-13 12:05:09,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-09-13 12:05:09,736 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/cdaudio.i.cil-2.c[90200,90213] [2021-09-13 12:05:10,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-09-13 12:05:10,370 INFO L203 MainTranslator]: Completed pre-run [2021-09-13 12:05:10,414 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers/cdaudio.i.cil-2.c[90200,90213] [2021-09-13 12:05:10,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-09-13 12:05:10,741 INFO L208 MainTranslator]: Completed translation [2021-09-13 12:05:10,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:05:10 WrapperNode [2021-09-13 12:05:10,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-09-13 12:05:10,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-09-13 12:05:10,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-09-13 12:05:10,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-09-13 12:05:10,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:05:10" (1/1) ... [2021-09-13 12:05:10,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:05:10" (1/1) ... [2021-09-13 12:05:11,009 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-09-13 12:05:11,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-09-13 12:05:11,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-09-13 12:05:11,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-09-13 12:05:11,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:05:10" (1/1) ... [2021-09-13 12:05:11,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:05:10" (1/1) ... [2021-09-13 12:05:11,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:05:10" (1/1) ... [2021-09-13 12:05:11,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:05:10" (1/1) ... [2021-09-13 12:05:11,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:05:10" (1/1) ... [2021-09-13 12:05:11,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:05:10" (1/1) ... [2021-09-13 12:05:11,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:05:10" (1/1) ... [2021-09-13 12:05:11,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-09-13 12:05:11,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-09-13 12:05:11,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-09-13 12:05:11,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-09-13 12:05:11,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:05:10" (1/1) ... [2021-09-13 12:05:11,257 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-09-13 12:05:11,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-09-13 12:05:11,297 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) [2021-09-13 12:05:11,303 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 [2021-09-13 12:05:11,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-09-13 12:05:11,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-09-13 12:05:11,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-09-13 12:05:11,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-09-13 12:05:11,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-09-13 12:05:11,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-09-13 12:05:11,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-09-13 12:05:11,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-09-13 12:05:11,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-09-13 12:05:11,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-09-13 12:05:11,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-09-13 12:05:11,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-09-13 12:05:11,325 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-09-13 12:05:11,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-09-13 12:05:11,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-09-13 12:05:11,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-09-13 12:05:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-09-13 12:05:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-09-13 12:05:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-09-13 12:05:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-09-13 12:05:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-09-13 12:05:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-09-13 12:05:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-09-13 12:05:11,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-09-13 12:05:11,755 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,756 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,761 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,765 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,771 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,773 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,776 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,781 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,786 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,787 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,788 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,791 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,793 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,794 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,795 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,796 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,798 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,799 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,800 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,802 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,803 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,804 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,806 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,806 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,807 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,808 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,810 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,814 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,815 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,818 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,820 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,822 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,822 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,824 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,830 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,831 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,836 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,838 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,839 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,841 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,842 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,844 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:11,846 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-09-13 12:05:17,760 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1270: assume false; [2021-09-13 12:05:17,761 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1271: assume !false; [2021-09-13 12:05:17,761 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##297: assume !false; [2021-09-13 12:05:17,761 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##296: assume false; [2021-09-13 12:05:17,761 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##256: assume !false; [2021-09-13 12:05:17,761 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##255: assume false; [2021-09-13 12:05:17,761 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1222: assume false; [2021-09-13 12:05:17,761 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1223: assume !false; [2021-09-13 12:05:17,761 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1203: assume false; [2021-09-13 12:05:17,761 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1204: assume !false; [2021-09-13 12:05:17,761 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3709: CdAudioPnp_#res := 0bv32; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1152: assume false; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1153: assume !false; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##382: assume false; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##383: assume !false; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##328: assume false; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##329: assume !false; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1101: assume false; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1102: assume !false; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##356: assume !false; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##355: assume false; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##427: assume false; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##428: assume !false; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1036: assume false; [2021-09-13 12:05:17,762 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1037: assume !false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##474: assume false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##475: assume !false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##540: assume false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##541: assume !false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##503: assume !false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##502: assume false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1786: assume false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1787: assume !false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1739: assume !false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##76: assume !false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##75: assume false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1738: assume false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##50: assume !false; [2021-09-13 12:05:17,763 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##589: assume false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##590: assume !false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##649: assume false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##650: assume !false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##686: assume !false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##685: assume false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##621: assume !false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##620: assume false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1650: assume false; [2021-09-13 12:05:17,764 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1651: assume !false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1680: assume false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1681: assume !false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##786: assume false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##787: assume !false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##742: assume false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##743: assume !false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##715: assume !false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##714: assume false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1521: assume false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1522: assume !false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1593: assume false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1594: assume !false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1565: assume false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1566: assume !false; [2021-09-13 12:05:17,765 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##894: assume !false; [2021-09-13 12:05:17,766 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##893: assume false; [2021-09-13 12:05:17,766 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##847: assume !false; [2021-09-13 12:05:17,766 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##846: assume false; [2021-09-13 12:05:17,766 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##819: assume false; [2021-09-13 12:05:17,766 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##820: assume !false; [2021-09-13 12:05:17,766 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##991: assume !false; [2021-09-13 12:05:17,766 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##990: assume false; [2021-09-13 12:05:17,766 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##944: assume false; [2021-09-13 12:05:17,766 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##945: assume !false; [2021-09-13 12:05:17,766 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1300: assume false; [2021-09-13 12:05:17,766 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1301: assume !false; [2021-09-13 12:05:17,766 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##189: assume false; [2021-09-13 12:05:17,767 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##190: assume !false; [2021-09-13 12:05:17,767 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##151: assume false; [2021-09-13 12:05:17,767 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##152: assume !false; [2021-09-13 12:05:17,767 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1350: assume !false; [2021-09-13 12:05:17,767 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1349: assume false; [2021-09-13 12:05:17,767 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##115: assume false; [2021-09-13 12:05:17,767 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume !false; [2021-09-13 12:05:17,780 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-09-13 12:05:17,780 INFO L299 CfgBuilder]: Removed 600 assume(true) statements. [2021-09-13 12:05:17,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 12:05:17 BoogieIcfgContainer [2021-09-13 12:05:17,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-09-13 12:05:17,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-09-13 12:05:17,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-09-13 12:05:17,795 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-09-13 12:05:17,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.09 12:05:08" (1/3) ... [2021-09-13 12:05:17,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1be8b59c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.09 12:05:17, skipping insertion in model container [2021-09-13 12:05:17,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 12:05:10" (2/3) ... [2021-09-13 12:05:17,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1be8b59c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.09 12:05:17, skipping insertion in model container [2021-09-13 12:05:17,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 12:05:17" (3/3) ... [2021-09-13 12:05:17,798 INFO L111 eAbstractionObserver]: Analyzing ICFG cdaudio.i.cil-2.c [2021-09-13 12:05:17,801 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-09-13 12:05:17,801 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 86 error locations. [2021-09-13 12:05:17,836 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-09-13 12:05:17,840 INFO L339 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, mConcurrency=FINITE_AUTOMATA, 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, mLoopAccelerationTechnique=FAST_UPR [2021-09-13 12:05:17,841 INFO L340 AbstractCegarLoop]: Starting to check reachability of 86 error locations. [2021-09-13 12:05:17,868 INFO L276 IsEmpty]: Start isEmpty. Operand has 1245 states, 1158 states have (on average 1.6312607944732298) internal successors, (1889), 1244 states have internal predecessors, (1889), 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) [2021-09-13 12:05:17,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-09-13 12:05:17,872 INFO L505 BasicCegarLoop]: Found error trace [2021-09-13 12:05:17,872 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-09-13 12:05:17,873 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 83 more)] === [2021-09-13 12:05:17,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-09-13 12:05:17,876 INFO L82 PathProgramCache]: Analyzing trace with hash -2075249142, now seen corresponding path program 1 times [2021-09-13 12:05:17,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-09-13 12:05:17,897 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [890295448] [2021-09-13 12:05:17,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-09-13 12:05:17,897 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-09-13 12:05:17,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-09-13 12:05:17,899 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-09-13 12:05:17,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-09-13 12:05:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-09-13 12:05:18,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2021-09-13 12:05:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-09-13 12:05:18,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-09-13 12:05:18,366 INFO L281 TraceCheckUtils]: 0: Hoare triple {1248#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2bv32);call write~init~intINTTYPE1(48bv8, #t~string4.base, #t~string4.offset, 1bv32);call write~init~intINTTYPE1(0bv8, #t~string4.base, ~bvadd32(1bv32, #t~string4.offset), 1bv32);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(18bv32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12bv32);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(15bv32);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(9bv32);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(9bv32);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(15bv32);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(7bv32);call write~init~intINTTYPE1(67bv8, #t~string92.base, #t~string92.offset, 1bv32);call write~init~intINTTYPE1(72bv8, #t~string92.base, ~bvadd32(1bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(73bv8, #t~string92.base, ~bvadd32(2bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(78bv8, #t~string92.base, ~bvadd32(3bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(79bv8, #t~string92.base, ~bvadd32(4bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(78bv8, #t~string92.base, ~bvadd32(5bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(0bv8, #t~string92.base, ~bvadd32(6bv32, #t~string92.offset), 1bv32);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(9bv32);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(17bv32);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(17bv32);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(9bv32);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9bv32);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(9bv32);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4bv32);call write~init~intINTTYPE1(82bv8, #t~string119.base, #t~string119.offset, 1bv32);call write~init~intINTTYPE1(85bv8, #t~string119.base, ~bvadd32(1bv32, #t~string119.offset), 1bv32);call write~init~intINTTYPE1(66bv8, #t~string119.base, ~bvadd32(2bv32, #t~string119.offset), 1bv32);call write~init~intINTTYPE1(0bv8, #t~string119.base, ~bvadd32(3bv32, #t~string119.offset), 1bv32);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(9bv32);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(9bv32);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(12bv32);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(15bv32);call #t~string174.base, #t~string174.offset := #Ultimate.allocOnStack(17bv32);call #t~string175.base, #t~string175.offset := #Ultimate.allocOnStack(17bv32);call #t~string176.base, #t~string176.offset := #Ultimate.allocOnStack(17bv32);call #t~string177.base, #t~string177.offset := #Ultimate.allocOnStack(17bv32);call #t~string178.base, #t~string178.offset := #Ultimate.allocOnStack(17bv32);call #t~string179.base, #t~string179.offset := #Ultimate.allocOnStack(17bv32);call #t~string180.base, #t~string180.offset := #Ultimate.allocOnStack(17bv32);call #t~string181.base, #t~string181.offset := #Ultimate.allocOnStack(17bv32);call #t~string182.base, #t~string182.offset := #Ultimate.allocOnStack(17bv32);call #t~string183.base, #t~string183.offset := #Ultimate.allocOnStack(17bv32);call #t~string184.base, #t~string184.offset := #Ultimate.allocOnStack(17bv32);call #t~string185.base, #t~string185.offset := #Ultimate.allocOnStack(17bv32);~s~0 := 0bv32;~UNLOADED~0 := 0bv32;~NP~0 := 0bv32;~DC~0 := 0bv32;~SKIP1~0 := 0bv32;~SKIP2~0 := 0bv32;~MPR1~0 := 0bv32;~MPR3~0 := 0bv32;~IPC~0 := 0bv32;~pended~0 := 0bv32;~compFptr~0.base, ~compFptr~0.offset := 0bv32, 0bv32;~compRegistered~0 := 0bv32;~lowerDriverReturn~0 := 0bv32;~setEventCalled~0 := 0bv32;~customIrp~0 := 0bv32;~routine~0 := 0bv32;~myStatus~0 := 0bv32;~myIrp_PendingReturned~0 := 0bv32;~pirp~0.base, ~pirp~0.offset := 0bv32, 0bv32;~_SLAM_alloc_dummy~0 := 0bv8; {1248#true} is VALID [2021-09-13 12:05:18,373 INFO L281 TraceCheckUtils]: 1: Hoare triple {1248#true} havoc main_#res;havoc main_#t~nondet993, main_#t~nondet994, main_#t~nondet995, main_#t~nondet996, main_#t~malloc997.base, main_#t~malloc997.offset, main_#t~malloc998.base, main_#t~malloc998.offset, main_#t~mem999.base, main_#t~mem999.offset, main_#t~malloc1000.base, main_#t~malloc1000.offset, main_#t~ret1001, main_#t~ret1002, main_#t~ret1003, main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset, main_~status~15, main_~#irp~1.base, main_~#irp~1.offset, main_~we_should_unload~0, main_~__BLAST_NONDET___0~0, main_~irp_choice~0, main_~#devobj~0.base, main_~#devobj~0.offset;havoc main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset;main_~status~15 := main_#t~nondet993;havoc main_#t~nondet993;call main_~#irp~1.base, main_~#irp~1.offset := #Ultimate.allocOnStack(111bv32);main_~we_should_unload~0 := main_#t~nondet994;havoc main_#t~nondet994;main_~__BLAST_NONDET___0~0 := main_#t~nondet995;havoc main_#t~nondet995;main_~irp_choice~0 := main_#t~nondet996;havoc main_#t~nondet996;call main_~#devobj~0.base, main_~#devobj~0.offset := #Ultimate.allocOnStack(175bv32);call main_#t~malloc997.base, main_#t~malloc997.offset := #Ultimate.allocOnHeap(53bv32);call write~$Pointer$(main_#t~malloc997.base, main_#t~malloc997.offset, main_~#devobj~0.base, ~bvadd32(40bv32, main_~#devobj~0.offset), 4bv32);havoc main_#t~malloc997.base, main_#t~malloc997.offset;call main_#t~malloc998.base, main_#t~malloc998.offset := #Ultimate.allocOnHeap(144bv32);call write~$Pointer$(main_#t~malloc998.base, main_#t~malloc998.offset, main_~#irp~1.base, ~bvadd32(96bv32, main_~#irp~1.offset), 4bv32);havoc main_#t~malloc998.base, main_#t~malloc998.offset;call main_#t~mem999.base, main_#t~mem999.offset := read~$Pointer$(main_~#irp~1.base, ~bvadd32(96bv32, main_~#irp~1.offset), 4bv32);call write~$Pointer$(main_#t~mem999.base, ~bvadd32(108bv32, main_#t~mem999.offset), main_~#irp~1.base, ~bvadd32(96bv32, main_~#irp~1.offset), 4bv32);havoc main_#t~mem999.base, main_#t~mem999.offset;call main_#t~malloc1000.base, main_#t~malloc1000.offset := #Ultimate.allocOnHeap(904bv32);call write~$Pointer$(main_#t~malloc1000.base, main_#t~malloc1000.offset, main_~#irp~1.base, ~bvadd32(12bv32, main_~#irp~1.offset), 4bv32);havoc main_#t~malloc1000.base, main_#t~malloc1000.offset;~pirp~0.base, ~pirp~0.offset := main_~#irp~1.base, main_~#irp~1.offset;~UNLOADED~0 := 0bv32;~NP~0 := 1bv32;~DC~0 := 2bv32;~SKIP1~0 := 3bv32;~SKIP2~0 := 4bv32;~MPR1~0 := 5bv32;~MPR3~0 := 6bv32;~IPC~0 := 7bv32;~s~0 := ~UNLOADED~0;~pended~0 := 0bv32;~compFptr~0.base, ~compFptr~0.offset := 0bv32, 0bv32;~compRegistered~0 := 0bv32;~lowerDriverReturn~0 := 0bv32;~setEventCalled~0 := 0bv32;~customIrp~0 := 0bv32; {1256#(= ~UNLOADED~0 ~s~0)} is VALID [2021-09-13 12:05:18,374 INFO L281 TraceCheckUtils]: 2: Hoare triple {1256#(= ~UNLOADED~0 ~s~0)} assume !~bvsge32(main_~status~15, 0bv32); {1256#(= ~UNLOADED~0 ~s~0)} is VALID [2021-09-13 12:05:18,374 INFO L281 TraceCheckUtils]: 3: Hoare triple {1256#(= ~UNLOADED~0 ~s~0)} assume !(1bv32 == ~pended~0); {1256#(= ~UNLOADED~0 ~s~0)} is VALID [2021-09-13 12:05:18,375 INFO L281 TraceCheckUtils]: 4: Hoare triple {1256#(= ~UNLOADED~0 ~s~0)} assume !(1bv32 == ~pended~0); {1256#(= ~UNLOADED~0 ~s~0)} is VALID [2021-09-13 12:05:18,375 INFO L281 TraceCheckUtils]: 5: Hoare triple {1256#(= ~UNLOADED~0 ~s~0)} assume !(~s~0 == ~UNLOADED~0); {1249#false} is VALID [2021-09-13 12:05:18,375 INFO L281 TraceCheckUtils]: 6: Hoare triple {1249#false} assume !(4294967295bv32 == main_~status~15); {1249#false} is VALID [2021-09-13 12:05:18,375 INFO L281 TraceCheckUtils]: 7: Hoare triple {1249#false} assume ~s~0 != ~SKIP2~0; {1249#false} is VALID [2021-09-13 12:05:18,376 INFO L281 TraceCheckUtils]: 8: Hoare triple {1249#false} assume ~s~0 != ~IPC~0; {1249#false} is VALID [2021-09-13 12:05:18,376 INFO L281 TraceCheckUtils]: 9: Hoare triple {1249#false} assume ~s~0 != ~DC~0; {1249#false} is VALID [2021-09-13 12:05:18,376 INFO L281 TraceCheckUtils]: 10: Hoare triple {1249#false} assume !false; {1249#false} is VALID [2021-09-13 12:05:18,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-09-13 12:05:18,377 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-09-13 12:05:18,426 INFO L281 TraceCheckUtils]: 10: Hoare triple {1249#false} assume !false; {1249#false} is VALID [2021-09-13 12:05:18,427 INFO L281 TraceCheckUtils]: 9: Hoare triple {1249#false} assume ~s~0 != ~DC~0; {1249#false} is VALID [2021-09-13 12:05:18,427 INFO L281 TraceCheckUtils]: 8: Hoare triple {1249#false} assume ~s~0 != ~IPC~0; {1249#false} is VALID [2021-09-13 12:05:18,427 INFO L281 TraceCheckUtils]: 7: Hoare triple {1249#false} assume ~s~0 != ~SKIP2~0; {1249#false} is VALID [2021-09-13 12:05:18,427 INFO L281 TraceCheckUtils]: 6: Hoare triple {1249#false} assume !(4294967295bv32 == main_~status~15); {1249#false} is VALID [2021-09-13 12:05:18,428 INFO L281 TraceCheckUtils]: 5: Hoare triple {1256#(= ~UNLOADED~0 ~s~0)} assume !(~s~0 == ~UNLOADED~0); {1249#false} is VALID [2021-09-13 12:05:18,429 INFO L281 TraceCheckUtils]: 4: Hoare triple {1256#(= ~UNLOADED~0 ~s~0)} assume !(1bv32 == ~pended~0); {1256#(= ~UNLOADED~0 ~s~0)} is VALID [2021-09-13 12:05:18,429 INFO L281 TraceCheckUtils]: 3: Hoare triple {1256#(= ~UNLOADED~0 ~s~0)} assume !(1bv32 == ~pended~0); {1256#(= ~UNLOADED~0 ~s~0)} is VALID [2021-09-13 12:05:18,430 INFO L281 TraceCheckUtils]: 2: Hoare triple {1256#(= ~UNLOADED~0 ~s~0)} assume !~bvsge32(main_~status~15, 0bv32); {1256#(= ~UNLOADED~0 ~s~0)} is VALID [2021-09-13 12:05:18,432 INFO L281 TraceCheckUtils]: 1: Hoare triple {1248#true} havoc main_#res;havoc main_#t~nondet993, main_#t~nondet994, main_#t~nondet995, main_#t~nondet996, main_#t~malloc997.base, main_#t~malloc997.offset, main_#t~malloc998.base, main_#t~malloc998.offset, main_#t~mem999.base, main_#t~mem999.offset, main_#t~malloc1000.base, main_#t~malloc1000.offset, main_#t~ret1001, main_#t~ret1002, main_#t~ret1003, main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset, main_~status~15, main_~#irp~1.base, main_~#irp~1.offset, main_~we_should_unload~0, main_~__BLAST_NONDET___0~0, main_~irp_choice~0, main_~#devobj~0.base, main_~#devobj~0.offset;havoc main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset;main_~status~15 := main_#t~nondet993;havoc main_#t~nondet993;call main_~#irp~1.base, main_~#irp~1.offset := #Ultimate.allocOnStack(111bv32);main_~we_should_unload~0 := main_#t~nondet994;havoc main_#t~nondet994;main_~__BLAST_NONDET___0~0 := main_#t~nondet995;havoc main_#t~nondet995;main_~irp_choice~0 := main_#t~nondet996;havoc main_#t~nondet996;call main_~#devobj~0.base, main_~#devobj~0.offset := #Ultimate.allocOnStack(175bv32);call main_#t~malloc997.base, main_#t~malloc997.offset := #Ultimate.allocOnHeap(53bv32);call write~$Pointer$(main_#t~malloc997.base, main_#t~malloc997.offset, main_~#devobj~0.base, ~bvadd32(40bv32, main_~#devobj~0.offset), 4bv32);havoc main_#t~malloc997.base, main_#t~malloc997.offset;call main_#t~malloc998.base, main_#t~malloc998.offset := #Ultimate.allocOnHeap(144bv32);call write~$Pointer$(main_#t~malloc998.base, main_#t~malloc998.offset, main_~#irp~1.base, ~bvadd32(96bv32, main_~#irp~1.offset), 4bv32);havoc main_#t~malloc998.base, main_#t~malloc998.offset;call main_#t~mem999.base, main_#t~mem999.offset := read~$Pointer$(main_~#irp~1.base, ~bvadd32(96bv32, main_~#irp~1.offset), 4bv32);call write~$Pointer$(main_#t~mem999.base, ~bvadd32(108bv32, main_#t~mem999.offset), main_~#irp~1.base, ~bvadd32(96bv32, main_~#irp~1.offset), 4bv32);havoc main_#t~mem999.base, main_#t~mem999.offset;call main_#t~malloc1000.base, main_#t~malloc1000.offset := #Ultimate.allocOnHeap(904bv32);call write~$Pointer$(main_#t~malloc1000.base, main_#t~malloc1000.offset, main_~#irp~1.base, ~bvadd32(12bv32, main_~#irp~1.offset), 4bv32);havoc main_#t~malloc1000.base, main_#t~malloc1000.offset;~pirp~0.base, ~pirp~0.offset := main_~#irp~1.base, main_~#irp~1.offset;~UNLOADED~0 := 0bv32;~NP~0 := 1bv32;~DC~0 := 2bv32;~SKIP1~0 := 3bv32;~SKIP2~0 := 4bv32;~MPR1~0 := 5bv32;~MPR3~0 := 6bv32;~IPC~0 := 7bv32;~s~0 := ~UNLOADED~0;~pended~0 := 0bv32;~compFptr~0.base, ~compFptr~0.offset := 0bv32, 0bv32;~compRegistered~0 := 0bv32;~lowerDriverReturn~0 := 0bv32;~setEventCalled~0 := 0bv32;~customIrp~0 := 0bv32; {1256#(= ~UNLOADED~0 ~s~0)} is VALID [2021-09-13 12:05:18,432 INFO L281 TraceCheckUtils]: 0: Hoare triple {1248#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2bv32);call write~init~intINTTYPE1(48bv8, #t~string4.base, #t~string4.offset, 1bv32);call write~init~intINTTYPE1(0bv8, #t~string4.base, ~bvadd32(1bv32, #t~string4.offset), 1bv32);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(18bv32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12bv32);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(15bv32);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(9bv32);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(9bv32);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(15bv32);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(7bv32);call write~init~intINTTYPE1(67bv8, #t~string92.base, #t~string92.offset, 1bv32);call write~init~intINTTYPE1(72bv8, #t~string92.base, ~bvadd32(1bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(73bv8, #t~string92.base, ~bvadd32(2bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(78bv8, #t~string92.base, ~bvadd32(3bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(79bv8, #t~string92.base, ~bvadd32(4bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(78bv8, #t~string92.base, ~bvadd32(5bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(0bv8, #t~string92.base, ~bvadd32(6bv32, #t~string92.offset), 1bv32);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(9bv32);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(17bv32);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(17bv32);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(9bv32);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9bv32);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(9bv32);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4bv32);call write~init~intINTTYPE1(82bv8, #t~string119.base, #t~string119.offset, 1bv32);call write~init~intINTTYPE1(85bv8, #t~string119.base, ~bvadd32(1bv32, #t~string119.offset), 1bv32);call write~init~intINTTYPE1(66bv8, #t~string119.base, ~bvadd32(2bv32, #t~string119.offset), 1bv32);call write~init~intINTTYPE1(0bv8, #t~string119.base, ~bvadd32(3bv32, #t~string119.offset), 1bv32);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(9bv32);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(9bv32);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(12bv32);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(15bv32);call #t~string174.base, #t~string174.offset := #Ultimate.allocOnStack(17bv32);call #t~string175.base, #t~string175.offset := #Ultimate.allocOnStack(17bv32);call #t~string176.base, #t~string176.offset := #Ultimate.allocOnStack(17bv32);call #t~string177.base, #t~string177.offset := #Ultimate.allocOnStack(17bv32);call #t~string178.base, #t~string178.offset := #Ultimate.allocOnStack(17bv32);call #t~string179.base, #t~string179.offset := #Ultimate.allocOnStack(17bv32);call #t~string180.base, #t~string180.offset := #Ultimate.allocOnStack(17bv32);call #t~string181.base, #t~string181.offset := #Ultimate.allocOnStack(17bv32);call #t~string182.base, #t~string182.offset := #Ultimate.allocOnStack(17bv32);call #t~string183.base, #t~string183.offset := #Ultimate.allocOnStack(17bv32);call #t~string184.base, #t~string184.offset := #Ultimate.allocOnStack(17bv32);call #t~string185.base, #t~string185.offset := #Ultimate.allocOnStack(17bv32);~s~0 := 0bv32;~UNLOADED~0 := 0bv32;~NP~0 := 0bv32;~DC~0 := 0bv32;~SKIP1~0 := 0bv32;~SKIP2~0 := 0bv32;~MPR1~0 := 0bv32;~MPR3~0 := 0bv32;~IPC~0 := 0bv32;~pended~0 := 0bv32;~compFptr~0.base, ~compFptr~0.offset := 0bv32, 0bv32;~compRegistered~0 := 0bv32;~lowerDriverReturn~0 := 0bv32;~setEventCalled~0 := 0bv32;~customIrp~0 := 0bv32;~routine~0 := 0bv32;~myStatus~0 := 0bv32;~myIrp_PendingReturned~0 := 0bv32;~pirp~0.base, ~pirp~0.offset := 0bv32, 0bv32;~_SLAM_alloc_dummy~0 := 0bv8; {1248#true} is VALID [2021-09-13 12:05:18,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-09-13 12:05:18,433 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-09-13 12:05:18,433 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [890295448] [2021-09-13 12:05:18,433 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [890295448] provided 2 perfect and 0 imperfect interpolant sequences [2021-09-13 12:05:18,433 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-09-13 12:05:18,433 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-09-13 12:05:18,435 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699180655] [2021-09-13 12:05:18,439 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) Word has length 11 [2021-09-13 12:05:18,439 INFO L84 Accepts]: Finished accepts. word is accepted. [2021-09-13 12:05:18,441 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-13 12:05:18,492 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2021-09-13 12:05:18,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-09-13 12:05:18,492 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-09-13 12:05:18,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-09-13 12:05:18,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-13 12:05:18,508 INFO L87 Difference]: Start difference. First operand has 1245 states, 1158 states have (on average 1.6312607944732298) internal successors, (1889), 1244 states have internal predecessors, (1889), 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) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-13 12:05:21,091 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:24,059 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:28,109 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:32,169 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:35,002 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:37,023 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:39,119 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:41,786 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:44,064 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:47,850 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:49,855 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:52,500 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:55,247 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:05:57,510 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:00,493 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:02,818 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:06,087 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:08,776 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:11,069 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:13,810 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:16,160 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:18,655 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:22,679 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:25,296 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:29,026 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:33,379 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:35,472 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:39,633 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:41,077 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:45,678 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:47,771 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:50,195 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:06:55,894 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:00,897 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:04,802 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:09,803 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:12,265 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:14,710 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:21,359 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:23,658 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:26,209 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:28,245 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:30,423 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:32,441 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:34,705 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:41,376 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:44,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-13 12:07:44,622 INFO L93 Difference]: Finished difference Result 2176 states and 3261 transitions. [2021-09-13 12:07:44,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-09-13 12:07:44,624 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) Word has length 11 [2021-09-13 12:07:44,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-09-13 12:07:44,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-13 12:07:44,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3261 transitions. [2021-09-13 12:07:44,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-13 12:07:44,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3261 transitions. [2021-09-13 12:07:44,674 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 3261 transitions. [2021-09-13 12:07:47,352 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 3261 edges. 3261 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2021-09-13 12:07:47,586 INFO L225 Difference]: With dead ends: 2176 [2021-09-13 12:07:47,587 INFO L226 Difference]: Without dead ends: 1240 [2021-09-13 12:07:47,593 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.75ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-13 12:07:47,597 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 8 mSDsluCounter, 3233 mSDsCounter, 0 mSdLazyCounter, 3525 mSolverCounterSat, 4 mSolverCounterUnsat, 34 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 105352.65ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 40.40ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 3525 IncrementalHoareTripleChecker+Invalid, 34 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 105810.78ms IncrementalHoareTripleChecker+Time [2021-09-13 12:07:47,598 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 0 Invalid, 3563 Unknown, 0 Unchecked, 40.40ms Time], IncrementalHoareTripleChecker [4 Valid, 3525 Invalid, 34 Unknown, 0 Unchecked, 105810.78ms Time] [2021-09-13 12:07:47,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1240 states. [2021-09-13 12:07:47,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1240 to 1240. [2021-09-13 12:07:47,755 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2021-09-13 12:07:47,758 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1240 states. Second operand has 1240 states, 1154 states have (on average 1.5450606585788562) internal successors, (1783), 1239 states have internal predecessors, (1783), 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) [2021-09-13 12:07:47,760 INFO L74 IsIncluded]: Start isIncluded. First operand 1240 states. Second operand has 1240 states, 1154 states have (on average 1.5450606585788562) internal successors, (1783), 1239 states have internal predecessors, (1783), 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) [2021-09-13 12:07:47,763 INFO L87 Difference]: Start difference. First operand 1240 states. Second operand has 1240 states, 1154 states have (on average 1.5450606585788562) internal successors, (1783), 1239 states have internal predecessors, (1783), 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) [2021-09-13 12:07:47,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-13 12:07:47,810 INFO L93 Difference]: Finished difference Result 1240 states and 1783 transitions. [2021-09-13 12:07:47,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1783 transitions. [2021-09-13 12:07:47,818 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-09-13 12:07:47,818 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2021-09-13 12:07:47,821 INFO L74 IsIncluded]: Start isIncluded. First operand has 1240 states, 1154 states have (on average 1.5450606585788562) internal successors, (1783), 1239 states have internal predecessors, (1783), 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) Second operand 1240 states. [2021-09-13 12:07:47,823 INFO L87 Difference]: Start difference. First operand has 1240 states, 1154 states have (on average 1.5450606585788562) internal successors, (1783), 1239 states have internal predecessors, (1783), 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) Second operand 1240 states. [2021-09-13 12:07:47,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-13 12:07:47,870 INFO L93 Difference]: Finished difference Result 1240 states and 1783 transitions. [2021-09-13 12:07:47,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1783 transitions. [2021-09-13 12:07:47,871 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-09-13 12:07:47,872 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2021-09-13 12:07:47,872 INFO L88 GeneralOperation]: Finished isEquivalent. [2021-09-13 12:07:47,872 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2021-09-13 12:07:47,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1240 states, 1154 states have (on average 1.5450606585788562) internal successors, (1783), 1239 states have internal predecessors, (1783), 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) [2021-09-13 12:07:47,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1240 states and 1783 transitions. [2021-09-13 12:07:47,935 INFO L78 Accepts]: Start accepts. Automaton has 1240 states and 1783 transitions. Word has length 11 [2021-09-13 12:07:47,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-09-13 12:07:47,935 INFO L470 AbstractCegarLoop]: Abstraction has 1240 states and 1783 transitions. [2021-09-13 12:07:47,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-13 12:07:47,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1783 transitions. [2021-09-13 12:07:47,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-09-13 12:07:47,937 INFO L505 BasicCegarLoop]: Found error trace [2021-09-13 12:07:47,937 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-09-13 12:07:47,948 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-09-13 12:07:48,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-09-13 12:07:48,141 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 83 more)] === [2021-09-13 12:07:48,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-09-13 12:07:48,142 INFO L82 PathProgramCache]: Analyzing trace with hash 1725173111, now seen corresponding path program 1 times [2021-09-13 12:07:48,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-09-13 12:07:48,143 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [979268724] [2021-09-13 12:07:48,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-09-13 12:07:48,143 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-09-13 12:07:48,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-09-13 12:07:48,144 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-09-13 12:07:48,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-09-13 12:07:48,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-09-13 12:07:48,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 2 conjunts are in the unsatisfiable core [2021-09-13 12:07:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-09-13 12:07:48,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-09-13 12:07:48,542 INFO L281 TraceCheckUtils]: 0: Hoare triple {8246#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2bv32);call write~init~intINTTYPE1(48bv8, #t~string4.base, #t~string4.offset, 1bv32);call write~init~intINTTYPE1(0bv8, #t~string4.base, ~bvadd32(1bv32, #t~string4.offset), 1bv32);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(18bv32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12bv32);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(15bv32);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(9bv32);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(9bv32);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(15bv32);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(7bv32);call write~init~intINTTYPE1(67bv8, #t~string92.base, #t~string92.offset, 1bv32);call write~init~intINTTYPE1(72bv8, #t~string92.base, ~bvadd32(1bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(73bv8, #t~string92.base, ~bvadd32(2bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(78bv8, #t~string92.base, ~bvadd32(3bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(79bv8, #t~string92.base, ~bvadd32(4bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(78bv8, #t~string92.base, ~bvadd32(5bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(0bv8, #t~string92.base, ~bvadd32(6bv32, #t~string92.offset), 1bv32);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(9bv32);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(17bv32);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(17bv32);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(9bv32);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9bv32);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(9bv32);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4bv32);call write~init~intINTTYPE1(82bv8, #t~string119.base, #t~string119.offset, 1bv32);call write~init~intINTTYPE1(85bv8, #t~string119.base, ~bvadd32(1bv32, #t~string119.offset), 1bv32);call write~init~intINTTYPE1(66bv8, #t~string119.base, ~bvadd32(2bv32, #t~string119.offset), 1bv32);call write~init~intINTTYPE1(0bv8, #t~string119.base, ~bvadd32(3bv32, #t~string119.offset), 1bv32);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(9bv32);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(9bv32);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(12bv32);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(15bv32);call #t~string174.base, #t~string174.offset := #Ultimate.allocOnStack(17bv32);call #t~string175.base, #t~string175.offset := #Ultimate.allocOnStack(17bv32);call #t~string176.base, #t~string176.offset := #Ultimate.allocOnStack(17bv32);call #t~string177.base, #t~string177.offset := #Ultimate.allocOnStack(17bv32);call #t~string178.base, #t~string178.offset := #Ultimate.allocOnStack(17bv32);call #t~string179.base, #t~string179.offset := #Ultimate.allocOnStack(17bv32);call #t~string180.base, #t~string180.offset := #Ultimate.allocOnStack(17bv32);call #t~string181.base, #t~string181.offset := #Ultimate.allocOnStack(17bv32);call #t~string182.base, #t~string182.offset := #Ultimate.allocOnStack(17bv32);call #t~string183.base, #t~string183.offset := #Ultimate.allocOnStack(17bv32);call #t~string184.base, #t~string184.offset := #Ultimate.allocOnStack(17bv32);call #t~string185.base, #t~string185.offset := #Ultimate.allocOnStack(17bv32);~s~0 := 0bv32;~UNLOADED~0 := 0bv32;~NP~0 := 0bv32;~DC~0 := 0bv32;~SKIP1~0 := 0bv32;~SKIP2~0 := 0bv32;~MPR1~0 := 0bv32;~MPR3~0 := 0bv32;~IPC~0 := 0bv32;~pended~0 := 0bv32;~compFptr~0.base, ~compFptr~0.offset := 0bv32, 0bv32;~compRegistered~0 := 0bv32;~lowerDriverReturn~0 := 0bv32;~setEventCalled~0 := 0bv32;~customIrp~0 := 0bv32;~routine~0 := 0bv32;~myStatus~0 := 0bv32;~myIrp_PendingReturned~0 := 0bv32;~pirp~0.base, ~pirp~0.offset := 0bv32, 0bv32;~_SLAM_alloc_dummy~0 := 0bv8; {8246#true} is VALID [2021-09-13 12:07:48,543 INFO L281 TraceCheckUtils]: 1: Hoare triple {8246#true} havoc main_#res;havoc main_#t~nondet993, main_#t~nondet994, main_#t~nondet995, main_#t~nondet996, main_#t~malloc997.base, main_#t~malloc997.offset, main_#t~malloc998.base, main_#t~malloc998.offset, main_#t~mem999.base, main_#t~mem999.offset, main_#t~malloc1000.base, main_#t~malloc1000.offset, main_#t~ret1001, main_#t~ret1002, main_#t~ret1003, main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset, main_~status~15, main_~#irp~1.base, main_~#irp~1.offset, main_~we_should_unload~0, main_~__BLAST_NONDET___0~0, main_~irp_choice~0, main_~#devobj~0.base, main_~#devobj~0.offset;havoc main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset;main_~status~15 := main_#t~nondet993;havoc main_#t~nondet993;call main_~#irp~1.base, main_~#irp~1.offset := #Ultimate.allocOnStack(111bv32);main_~we_should_unload~0 := main_#t~nondet994;havoc main_#t~nondet994;main_~__BLAST_NONDET___0~0 := main_#t~nondet995;havoc main_#t~nondet995;main_~irp_choice~0 := main_#t~nondet996;havoc main_#t~nondet996;call main_~#devobj~0.base, main_~#devobj~0.offset := #Ultimate.allocOnStack(175bv32);call main_#t~malloc997.base, main_#t~malloc997.offset := #Ultimate.allocOnHeap(53bv32);call write~$Pointer$(main_#t~malloc997.base, main_#t~malloc997.offset, main_~#devobj~0.base, ~bvadd32(40bv32, main_~#devobj~0.offset), 4bv32);havoc main_#t~malloc997.base, main_#t~malloc997.offset;call main_#t~malloc998.base, main_#t~malloc998.offset := #Ultimate.allocOnHeap(144bv32);call write~$Pointer$(main_#t~malloc998.base, main_#t~malloc998.offset, main_~#irp~1.base, ~bvadd32(96bv32, main_~#irp~1.offset), 4bv32);havoc main_#t~malloc998.base, main_#t~malloc998.offset;call main_#t~mem999.base, main_#t~mem999.offset := read~$Pointer$(main_~#irp~1.base, ~bvadd32(96bv32, main_~#irp~1.offset), 4bv32);call write~$Pointer$(main_#t~mem999.base, ~bvadd32(108bv32, main_#t~mem999.offset), main_~#irp~1.base, ~bvadd32(96bv32, main_~#irp~1.offset), 4bv32);havoc main_#t~mem999.base, main_#t~mem999.offset;call main_#t~malloc1000.base, main_#t~malloc1000.offset := #Ultimate.allocOnHeap(904bv32);call write~$Pointer$(main_#t~malloc1000.base, main_#t~malloc1000.offset, main_~#irp~1.base, ~bvadd32(12bv32, main_~#irp~1.offset), 4bv32);havoc main_#t~malloc1000.base, main_#t~malloc1000.offset;~pirp~0.base, ~pirp~0.offset := main_~#irp~1.base, main_~#irp~1.offset;~UNLOADED~0 := 0bv32;~NP~0 := 1bv32;~DC~0 := 2bv32;~SKIP1~0 := 3bv32;~SKIP2~0 := 4bv32;~MPR1~0 := 5bv32;~MPR3~0 := 6bv32;~IPC~0 := 7bv32;~s~0 := ~UNLOADED~0;~pended~0 := 0bv32;~compFptr~0.base, ~compFptr~0.offset := 0bv32, 0bv32;~compRegistered~0 := 0bv32;~lowerDriverReturn~0 := 0bv32;~setEventCalled~0 := 0bv32;~customIrp~0 := 0bv32; {8246#true} is VALID [2021-09-13 12:07:48,543 INFO L281 TraceCheckUtils]: 2: Hoare triple {8246#true} assume ~bvsge32(main_~status~15, 0bv32);~s~0 := ~NP~0;~customIrp~0 := 0bv32;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0.base, ~compFptr~0.offset := 0bv32, ~compRegistered~0;~pended~0 := ~bvadd32(~compFptr~0.base, ~compFptr~0.offset);call write~intINTTYPE4(0bv32, ~pirp~0.base, ~bvadd32(24bv32, ~pirp~0.offset), 4bv32);~myStatus~0 := 0bv32; {8246#true} is VALID [2021-09-13 12:07:48,543 INFO L281 TraceCheckUtils]: 3: Hoare triple {8246#true} assume 0bv32 == main_~irp_choice~0;call write~intINTTYPE4(3221225659bv32, ~pirp~0.base, ~bvadd32(24bv32, ~pirp~0.offset), 4bv32);~myStatus~0 := 3221225659bv32; {8246#true} is VALID [2021-09-13 12:07:48,546 INFO L281 TraceCheckUtils]: 4: Hoare triple {8246#true} ~s~0 := ~NP~0;~customIrp~0 := 0bv32;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0.base, ~compFptr~0.offset := 0bv32, ~compRegistered~0;~pended~0 := ~bvadd32(~compFptr~0.base, ~compFptr~0.offset); {8263#(= ~NP~0 ~s~0)} is VALID [2021-09-13 12:07:48,549 INFO L281 TraceCheckUtils]: 5: Hoare triple {8263#(= ~NP~0 ~s~0)} assume !!~bvsge32(main_~status~15, 0bv32); {8263#(= ~NP~0 ~s~0)} is VALID [2021-09-13 12:07:48,550 INFO L281 TraceCheckUtils]: 6: Hoare triple {8263#(= ~NP~0 ~s~0)} assume !(2bv32 == main_~__BLAST_NONDET___0~0); {8263#(= ~NP~0 ~s~0)} is VALID [2021-09-13 12:07:48,550 INFO L281 TraceCheckUtils]: 7: Hoare triple {8263#(= ~NP~0 ~s~0)} assume !(3bv32 == main_~__BLAST_NONDET___0~0); {8263#(= ~NP~0 ~s~0)} is VALID [2021-09-13 12:07:48,550 INFO L281 TraceCheckUtils]: 8: Hoare triple {8263#(= ~NP~0 ~s~0)} assume 4bv32 == main_~__BLAST_NONDET___0~0; {8263#(= ~NP~0 ~s~0)} is VALID [2021-09-13 12:07:48,551 INFO L281 TraceCheckUtils]: 9: Hoare triple {8263#(= ~NP~0 ~s~0)} CdAudioPower_#in~DeviceObject.base, CdAudioPower_#in~DeviceObject.offset, CdAudioPower_#in~Irp.base, CdAudioPower_#in~Irp.offset := main_~#devobj~0.base, main_~#devobj~0.offset, ~pirp~0.base, ~pirp~0.offset;havoc CdAudioPower_#res;havoc CdAudioPower_#t~mem988, CdAudioPower_#t~mem989.base, CdAudioPower_#t~mem989.offset, CdAudioPower_#t~mem990.base, CdAudioPower_#t~mem990.offset, CdAudioPower_#t~mem991.base, CdAudioPower_#t~mem991.offset, CdAudioPower_#t~ret992, CdAudioPower_~DeviceObject.base, CdAudioPower_~DeviceObject.offset, CdAudioPower_~Irp.base, CdAudioPower_~Irp.offset, CdAudioPower_~deviceExtension~16.base, CdAudioPower_~deviceExtension~16.offset, CdAudioPower_~tmp~15;CdAudioPower_~DeviceObject.base, CdAudioPower_~DeviceObject.offset := CdAudioPower_#in~DeviceObject.base, CdAudioPower_#in~DeviceObject.offset;CdAudioPower_~Irp.base, CdAudioPower_~Irp.offset := CdAudioPower_#in~Irp.base, CdAudioPower_#in~Irp.offset;havoc CdAudioPower_~deviceExtension~16.base, CdAudioPower_~deviceExtension~16.offset;havoc CdAudioPower_~tmp~15; {8263#(= ~NP~0 ~s~0)} is VALID [2021-09-13 12:07:48,551 INFO L281 TraceCheckUtils]: 10: Hoare triple {8263#(= ~NP~0 ~s~0)} assume !(~s~0 == ~NP~0); {8247#false} is VALID [2021-09-13 12:07:48,551 INFO L281 TraceCheckUtils]: 11: Hoare triple {8247#false} assume !false; {8247#false} is VALID [2021-09-13 12:07:48,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-09-13 12:07:48,551 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-09-13 12:07:48,636 INFO L281 TraceCheckUtils]: 11: Hoare triple {8247#false} assume !false; {8247#false} is VALID [2021-09-13 12:07:48,636 INFO L281 TraceCheckUtils]: 10: Hoare triple {8263#(= ~NP~0 ~s~0)} assume !(~s~0 == ~NP~0); {8247#false} is VALID [2021-09-13 12:07:48,637 INFO L281 TraceCheckUtils]: 9: Hoare triple {8263#(= ~NP~0 ~s~0)} CdAudioPower_#in~DeviceObject.base, CdAudioPower_#in~DeviceObject.offset, CdAudioPower_#in~Irp.base, CdAudioPower_#in~Irp.offset := main_~#devobj~0.base, main_~#devobj~0.offset, ~pirp~0.base, ~pirp~0.offset;havoc CdAudioPower_#res;havoc CdAudioPower_#t~mem988, CdAudioPower_#t~mem989.base, CdAudioPower_#t~mem989.offset, CdAudioPower_#t~mem990.base, CdAudioPower_#t~mem990.offset, CdAudioPower_#t~mem991.base, CdAudioPower_#t~mem991.offset, CdAudioPower_#t~ret992, CdAudioPower_~DeviceObject.base, CdAudioPower_~DeviceObject.offset, CdAudioPower_~Irp.base, CdAudioPower_~Irp.offset, CdAudioPower_~deviceExtension~16.base, CdAudioPower_~deviceExtension~16.offset, CdAudioPower_~tmp~15;CdAudioPower_~DeviceObject.base, CdAudioPower_~DeviceObject.offset := CdAudioPower_#in~DeviceObject.base, CdAudioPower_#in~DeviceObject.offset;CdAudioPower_~Irp.base, CdAudioPower_~Irp.offset := CdAudioPower_#in~Irp.base, CdAudioPower_#in~Irp.offset;havoc CdAudioPower_~deviceExtension~16.base, CdAudioPower_~deviceExtension~16.offset;havoc CdAudioPower_~tmp~15; {8263#(= ~NP~0 ~s~0)} is VALID [2021-09-13 12:07:48,637 INFO L281 TraceCheckUtils]: 8: Hoare triple {8263#(= ~NP~0 ~s~0)} assume 4bv32 == main_~__BLAST_NONDET___0~0; {8263#(= ~NP~0 ~s~0)} is VALID [2021-09-13 12:07:48,637 INFO L281 TraceCheckUtils]: 7: Hoare triple {8263#(= ~NP~0 ~s~0)} assume !(3bv32 == main_~__BLAST_NONDET___0~0); {8263#(= ~NP~0 ~s~0)} is VALID [2021-09-13 12:07:48,638 INFO L281 TraceCheckUtils]: 6: Hoare triple {8263#(= ~NP~0 ~s~0)} assume !(2bv32 == main_~__BLAST_NONDET___0~0); {8263#(= ~NP~0 ~s~0)} is VALID [2021-09-13 12:07:48,638 INFO L281 TraceCheckUtils]: 5: Hoare triple {8263#(= ~NP~0 ~s~0)} assume !!~bvsge32(main_~status~15, 0bv32); {8263#(= ~NP~0 ~s~0)} is VALID [2021-09-13 12:07:48,638 INFO L281 TraceCheckUtils]: 4: Hoare triple {8246#true} ~s~0 := ~NP~0;~customIrp~0 := 0bv32;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0.base, ~compFptr~0.offset := 0bv32, ~compRegistered~0;~pended~0 := ~bvadd32(~compFptr~0.base, ~compFptr~0.offset); {8263#(= ~NP~0 ~s~0)} is VALID [2021-09-13 12:07:48,638 INFO L281 TraceCheckUtils]: 3: Hoare triple {8246#true} assume 0bv32 == main_~irp_choice~0;call write~intINTTYPE4(3221225659bv32, ~pirp~0.base, ~bvadd32(24bv32, ~pirp~0.offset), 4bv32);~myStatus~0 := 3221225659bv32; {8246#true} is VALID [2021-09-13 12:07:48,638 INFO L281 TraceCheckUtils]: 2: Hoare triple {8246#true} assume ~bvsge32(main_~status~15, 0bv32);~s~0 := ~NP~0;~customIrp~0 := 0bv32;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0.base, ~compFptr~0.offset := 0bv32, ~compRegistered~0;~pended~0 := ~bvadd32(~compFptr~0.base, ~compFptr~0.offset);call write~intINTTYPE4(0bv32, ~pirp~0.base, ~bvadd32(24bv32, ~pirp~0.offset), 4bv32);~myStatus~0 := 0bv32; {8246#true} is VALID [2021-09-13 12:07:48,638 INFO L281 TraceCheckUtils]: 1: Hoare triple {8246#true} havoc main_#res;havoc main_#t~nondet993, main_#t~nondet994, main_#t~nondet995, main_#t~nondet996, main_#t~malloc997.base, main_#t~malloc997.offset, main_#t~malloc998.base, main_#t~malloc998.offset, main_#t~mem999.base, main_#t~mem999.offset, main_#t~malloc1000.base, main_#t~malloc1000.offset, main_#t~ret1001, main_#t~ret1002, main_#t~ret1003, main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset, main_~status~15, main_~#irp~1.base, main_~#irp~1.offset, main_~we_should_unload~0, main_~__BLAST_NONDET___0~0, main_~irp_choice~0, main_~#devobj~0.base, main_~#devobj~0.offset;havoc main_~d~0.Type, main_~d~0.Size, main_~d~0.DeviceObject.base, main_~d~0.DeviceObject.offset, main_~d~0.Flags, main_~d~0.DriverStart.base, main_~d~0.DriverStart.offset, main_~d~0.DriverSize, main_~d~0.DriverSection.base, main_~d~0.DriverSection.offset, main_~d~0.DriverExtension.base, main_~d~0.DriverExtension.offset, main_~d~0.DriverName.Length, main_~d~0.DriverName.MaximumLength, main_~d~0.DriverName.Buffer.base, main_~d~0.DriverName.Buffer.offset, main_~d~0.HardwareDatabase.base, main_~d~0.HardwareDatabase.offset, main_~d~0.FastIoDispatch.base, main_~d~0.FastIoDispatch.offset, main_~d~0.DriverInit.base, main_~d~0.DriverInit.offset, main_~d~0.DriverStartIo.base, main_~d~0.DriverStartIo.offset, main_~d~0.DriverUnload.base, main_~d~0.DriverUnload.offset, main_~d~0.MajorFunction.base, main_~d~0.MajorFunction.offset;main_~status~15 := main_#t~nondet993;havoc main_#t~nondet993;call main_~#irp~1.base, main_~#irp~1.offset := #Ultimate.allocOnStack(111bv32);main_~we_should_unload~0 := main_#t~nondet994;havoc main_#t~nondet994;main_~__BLAST_NONDET___0~0 := main_#t~nondet995;havoc main_#t~nondet995;main_~irp_choice~0 := main_#t~nondet996;havoc main_#t~nondet996;call main_~#devobj~0.base, main_~#devobj~0.offset := #Ultimate.allocOnStack(175bv32);call main_#t~malloc997.base, main_#t~malloc997.offset := #Ultimate.allocOnHeap(53bv32);call write~$Pointer$(main_#t~malloc997.base, main_#t~malloc997.offset, main_~#devobj~0.base, ~bvadd32(40bv32, main_~#devobj~0.offset), 4bv32);havoc main_#t~malloc997.base, main_#t~malloc997.offset;call main_#t~malloc998.base, main_#t~malloc998.offset := #Ultimate.allocOnHeap(144bv32);call write~$Pointer$(main_#t~malloc998.base, main_#t~malloc998.offset, main_~#irp~1.base, ~bvadd32(96bv32, main_~#irp~1.offset), 4bv32);havoc main_#t~malloc998.base, main_#t~malloc998.offset;call main_#t~mem999.base, main_#t~mem999.offset := read~$Pointer$(main_~#irp~1.base, ~bvadd32(96bv32, main_~#irp~1.offset), 4bv32);call write~$Pointer$(main_#t~mem999.base, ~bvadd32(108bv32, main_#t~mem999.offset), main_~#irp~1.base, ~bvadd32(96bv32, main_~#irp~1.offset), 4bv32);havoc main_#t~mem999.base, main_#t~mem999.offset;call main_#t~malloc1000.base, main_#t~malloc1000.offset := #Ultimate.allocOnHeap(904bv32);call write~$Pointer$(main_#t~malloc1000.base, main_#t~malloc1000.offset, main_~#irp~1.base, ~bvadd32(12bv32, main_~#irp~1.offset), 4bv32);havoc main_#t~malloc1000.base, main_#t~malloc1000.offset;~pirp~0.base, ~pirp~0.offset := main_~#irp~1.base, main_~#irp~1.offset;~UNLOADED~0 := 0bv32;~NP~0 := 1bv32;~DC~0 := 2bv32;~SKIP1~0 := 3bv32;~SKIP2~0 := 4bv32;~MPR1~0 := 5bv32;~MPR3~0 := 6bv32;~IPC~0 := 7bv32;~s~0 := ~UNLOADED~0;~pended~0 := 0bv32;~compFptr~0.base, ~compFptr~0.offset := 0bv32, 0bv32;~compRegistered~0 := 0bv32;~lowerDriverReturn~0 := 0bv32;~setEventCalled~0 := 0bv32;~customIrp~0 := 0bv32; {8246#true} is VALID [2021-09-13 12:07:48,639 INFO L281 TraceCheckUtils]: 0: Hoare triple {8246#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2bv32);call write~init~intINTTYPE1(48bv8, #t~string4.base, #t~string4.offset, 1bv32);call write~init~intINTTYPE1(0bv8, #t~string4.base, ~bvadd32(1bv32, #t~string4.offset), 1bv32);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(18bv32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12bv32);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(15bv32);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(9bv32);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(9bv32);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(15bv32);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(7bv32);call write~init~intINTTYPE1(67bv8, #t~string92.base, #t~string92.offset, 1bv32);call write~init~intINTTYPE1(72bv8, #t~string92.base, ~bvadd32(1bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(73bv8, #t~string92.base, ~bvadd32(2bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(78bv8, #t~string92.base, ~bvadd32(3bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(79bv8, #t~string92.base, ~bvadd32(4bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(78bv8, #t~string92.base, ~bvadd32(5bv32, #t~string92.offset), 1bv32);call write~init~intINTTYPE1(0bv8, #t~string92.base, ~bvadd32(6bv32, #t~string92.offset), 1bv32);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(9bv32);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(17bv32);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(17bv32);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(9bv32);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9bv32);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(9bv32);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4bv32);call write~init~intINTTYPE1(82bv8, #t~string119.base, #t~string119.offset, 1bv32);call write~init~intINTTYPE1(85bv8, #t~string119.base, ~bvadd32(1bv32, #t~string119.offset), 1bv32);call write~init~intINTTYPE1(66bv8, #t~string119.base, ~bvadd32(2bv32, #t~string119.offset), 1bv32);call write~init~intINTTYPE1(0bv8, #t~string119.base, ~bvadd32(3bv32, #t~string119.offset), 1bv32);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(9bv32);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(9bv32);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(12bv32);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(15bv32);call #t~string174.base, #t~string174.offset := #Ultimate.allocOnStack(17bv32);call #t~string175.base, #t~string175.offset := #Ultimate.allocOnStack(17bv32);call #t~string176.base, #t~string176.offset := #Ultimate.allocOnStack(17bv32);call #t~string177.base, #t~string177.offset := #Ultimate.allocOnStack(17bv32);call #t~string178.base, #t~string178.offset := #Ultimate.allocOnStack(17bv32);call #t~string179.base, #t~string179.offset := #Ultimate.allocOnStack(17bv32);call #t~string180.base, #t~string180.offset := #Ultimate.allocOnStack(17bv32);call #t~string181.base, #t~string181.offset := #Ultimate.allocOnStack(17bv32);call #t~string182.base, #t~string182.offset := #Ultimate.allocOnStack(17bv32);call #t~string183.base, #t~string183.offset := #Ultimate.allocOnStack(17bv32);call #t~string184.base, #t~string184.offset := #Ultimate.allocOnStack(17bv32);call #t~string185.base, #t~string185.offset := #Ultimate.allocOnStack(17bv32);~s~0 := 0bv32;~UNLOADED~0 := 0bv32;~NP~0 := 0bv32;~DC~0 := 0bv32;~SKIP1~0 := 0bv32;~SKIP2~0 := 0bv32;~MPR1~0 := 0bv32;~MPR3~0 := 0bv32;~IPC~0 := 0bv32;~pended~0 := 0bv32;~compFptr~0.base, ~compFptr~0.offset := 0bv32, 0bv32;~compRegistered~0 := 0bv32;~lowerDriverReturn~0 := 0bv32;~setEventCalled~0 := 0bv32;~customIrp~0 := 0bv32;~routine~0 := 0bv32;~myStatus~0 := 0bv32;~myIrp_PendingReturned~0 := 0bv32;~pirp~0.base, ~pirp~0.offset := 0bv32, 0bv32;~_SLAM_alloc_dummy~0 := 0bv8; {8246#true} is VALID [2021-09-13 12:07:48,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-09-13 12:07:48,639 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-09-13 12:07:48,639 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [979268724] [2021-09-13 12:07:48,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [979268724] provided 2 perfect and 0 imperfect interpolant sequences [2021-09-13 12:07:48,639 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-09-13 12:07:48,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-09-13 12:07:48,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111562351] [2021-09-13 12:07:48,640 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Word has length 12 [2021-09-13 12:07:48,640 INFO L84 Accepts]: Finished accepts. word is accepted. [2021-09-13 12:07:48,640 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-09-13 12:07:48,667 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 12 edges. 12 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2021-09-13 12:07:48,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-09-13 12:07:48,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-09-13 12:07:48,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-09-13 12:07:48,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-13 12:07:48,668 INFO L87 Difference]: Start difference. First operand 1240 states and 1783 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-09-13 12:07:51,718 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:07:59,538 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:03,190 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:06,631 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:08,653 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:10,746 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:13,742 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:17,798 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:21,698 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:24,339 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:26,937 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:29,255 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:32,446 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:34,796 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:37,749 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:40,397 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:42,735 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:45,579 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:48,021 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:52,658 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:08:55,324 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:09:01,518 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:09:03,609 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:09:09,916 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:09:13,057 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:09:16,757 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:09:19,390 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:09:25,090 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:09:27,364 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:09:33,183 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:09:35,291 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:09:42,040 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:09:44,489 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:09:57,746 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:10:00,153 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:10:02,803 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:10:04,842 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:10:08,794 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:10:10,925 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:10:12,945 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:10:15,524 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:10:20,051 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:10:22,058 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:10:24,449 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-09-13 12:10:24,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-09-13 12:10:24,470 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.60ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-13 12:10:24,470 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 859 mSDsluCounter, 2484 mSDsCounter, 0 mSdLazyCounter, 2748 mSolverCounterSat, 85 mSolverCounterUnsat, 34 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 106687.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 859 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 2867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 33.01ms SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 2748 IncrementalHoareTripleChecker+Invalid, 34 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 107040.85ms IncrementalHoareTripleChecker+Time [2021-09-13 12:10:24,470 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [859 Valid, 0 Invalid, 2867 Unknown, 0 Unchecked, 33.01ms Time], IncrementalHoareTripleChecker [85 Valid, 2748 Invalid, 34 Unknown, 0 Unchecked, 107040.85ms Time] [2021-09-13 12:10:24,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-09-13 12:10:24,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-09-13 12:10:24,672 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@3b23de60 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.MonolithicHoareTripleChecker.isInductive(MonolithicHoareTripleChecker.java:182) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.MonolithicHoareTripleChecker.isInductive(MonolithicHoareTripleChecker.java:164) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.MonolithicHoareTripleChecker.checkInternal(MonolithicHoareTripleChecker.java:91) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker$ReviewedProtectedHtc.reviewInductiveInternal(ChainingHoareTripleChecker.java:318) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker$ReviewedProtectedHtc.checkInternal(ChainingHoareTripleChecker.java:290) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker.checkInternal(ChainingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton$InternalSuccessorComputationHelper.computeSuccWithSolver(AbstractInterpolantAutomaton.java:357) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.addOtherSuccessors(DeterministicInterpolantAutomaton.java:198) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:78) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:863) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:779) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:462) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:420) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-09-13 12:10:24,689 INFO L158 Benchmark]: Toolchain (without parser) took 315856.54ms. Allocated memory was 46.1MB in the beginning and 639.6MB in the end (delta: 593.5MB). Free memory was 23.5MB in the beginning and 466.4MB in the end (delta: -442.9MB). Peak memory consumption was 441.5MB. Max. memory is 16.1GB. [2021-09-13 12:10:24,689 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 37.7MB. Free memory is still 25.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-09-13 12:10:24,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1823.73ms. Allocated memory was 46.1MB in the beginning and 130.0MB in the end (delta: 83.9MB). Free memory was 23.4MB in the beginning and 60.5MB in the end (delta: -37.1MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2021-09-13 12:10:24,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 266.84ms. Allocated memory was 130.0MB in the beginning and 260.0MB in the end (delta: 130.0MB). Free memory was 60.5MB in the beginning and 173.6MB in the end (delta: -113.1MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2021-09-13 12:10:24,690 INFO L158 Benchmark]: Boogie Preprocessor took 240.81ms. Allocated memory is still 260.0MB. Free memory was 173.6MB in the beginning and 182.2MB in the end (delta: -8.6MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2021-09-13 12:10:24,690 INFO L158 Benchmark]: RCFGBuilder took 6531.11ms. Allocated memory was 260.0MB in the beginning and 639.6MB in the end (delta: 379.6MB). Free memory was 182.2MB in the beginning and 198.1MB in the end (delta: -16.0MB). Peak memory consumption was 394.0MB. Max. memory is 16.1GB. [2021-09-13 12:10:24,690 INFO L158 Benchmark]: TraceAbstraction took 306904.88ms. Allocated memory is still 639.6MB. Free memory was 198.1MB in the beginning and 466.4MB in the end (delta: -268.3MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2021-09-13 12:10:24,691 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 37.7MB. Free memory is still 25.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1823.73ms. Allocated memory was 46.1MB in the beginning and 130.0MB in the end (delta: 83.9MB). Free memory was 23.4MB in the beginning and 60.5MB in the end (delta: -37.1MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 266.84ms. Allocated memory was 130.0MB in the beginning and 260.0MB in the end (delta: 130.0MB). Free memory was 60.5MB in the beginning and 173.6MB in the end (delta: -113.1MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 240.81ms. Allocated memory is still 260.0MB. Free memory was 173.6MB in the beginning and 182.2MB in the end (delta: -8.6MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. * RCFGBuilder took 6531.11ms. Allocated memory was 260.0MB in the beginning and 639.6MB in the end (delta: 379.6MB). Free memory was 182.2MB in the beginning and 198.1MB in the end (delta: -16.0MB). Peak memory consumption was 394.0MB. Max. memory is 16.1GB. * TraceAbstraction took 306904.88ms. Allocated memory is still 639.6MB. Free memory was 198.1MB in the beginning and 466.4MB in the end (delta: -268.3MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@3b23de60 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@3b23de60: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-09-13 12:10:24,751 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...