./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash bcbcfb30a420c9e4640dab8655ae96bf6d765a28 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 01:51:27,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 01:51:27,559 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 01:51:27,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 01:51:27,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 01:51:27,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 01:51:27,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 01:51:27,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 01:51:27,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 01:51:27,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 01:51:27,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 01:51:27,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 01:51:27,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 01:51:27,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 01:51:27,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 01:51:27,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 01:51:27,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 01:51:27,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 01:51:27,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 01:51:27,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 01:51:27,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 01:51:27,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 01:51:27,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 01:51:27,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 01:51:27,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 01:51:27,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 01:51:27,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 01:51:27,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 01:51:27,686 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 01:51:27,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 01:51:27,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 01:51:27,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 01:51:27,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 01:51:27,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 01:51:27,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 01:51:27,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 01:51:27,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 01:51:27,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 01:51:27,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 01:51:27,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 01:51:27,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 01:51:27,696 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-26 01:51:27,724 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 01:51:27,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 01:51:27,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 01:51:27,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 01:51:27,726 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 01:51:27,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 01:51:27,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 01:51:27,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 01:51:27,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 01:51:27,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 01:51:27,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 01:51:27,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 01:51:27,728 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 01:51:27,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 01:51:27,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 01:51:27,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 01:51:27,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 01:51:27,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 01:51:27,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 01:51:27,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 01:51:27,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 01:51:27,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 01:51:27,731 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 01:51:27,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 01:51:27,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 01:51:27,731 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 01:51:27,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 01:51:27,732 INFO L138 SettingsManager]: * To the following directory=dump/ 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcbcfb30a420c9e4640dab8655ae96bf6d765a28 [2020-10-26 01:51:28,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 01:51:28,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 01:51:28,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 01:51:28,197 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 01:51:28,200 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 01:51:28,202 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2020-10-26 01:51:28,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c9c44122/65499517665649e2bf4303607ac84d02/FLAG834ff4e6f [2020-10-26 01:51:29,456 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 01:51:29,457 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2020-10-26 01:51:29,497 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c9c44122/65499517665649e2bf4303607ac84d02/FLAG834ff4e6f [2020-10-26 01:51:29,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c9c44122/65499517665649e2bf4303607ac84d02 [2020-10-26 01:51:29,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 01:51:29,847 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 01:51:29,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 01:51:29,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 01:51:29,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 01:51:29,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 01:51:29" (1/1) ... [2020-10-26 01:51:29,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a517cd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:51:29, skipping insertion in model container [2020-10-26 01:51:29,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 01:51:29" (1/1) ... [2020-10-26 01:51:29,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 01:51:30,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 01:51:31,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 01:51:31,459 INFO L203 MainTranslator]: Completed pre-run [2020-10-26 01:51:31,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 01:51:31,996 INFO L208 MainTranslator]: Completed translation [2020-10-26 01:51:31,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:51:31 WrapperNode [2020-10-26 01:51:31,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 01:51:31,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-26 01:51:31,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-26 01:51:31,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-26 01:51:32,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:51:31" (1/1) ... [2020-10-26 01:51:32,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:51:31" (1/1) ... [2020-10-26 01:51:32,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-26 01:51:32,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-26 01:51:32,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-26 01:51:32,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-26 01:51:32,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:51:31" (1/1) ... [2020-10-26 01:51:32,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:51:31" (1/1) ... [2020-10-26 01:51:32,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:51:31" (1/1) ... [2020-10-26 01:51:32,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:51:31" (1/1) ... [2020-10-26 01:51:33,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:51:31" (1/1) ... [2020-10-26 01:51:33,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:51:31" (1/1) ... [2020-10-26 01:51:33,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:51:31" (1/1) ... [2020-10-26 01:51:33,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-26 01:51:33,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-26 01:51:33,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-26 01:51:33,563 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-26 01:51:33,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:51:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 01:51:33,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-26 01:51:33,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-26 01:51:33,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-26 01:51:33,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-26 01:51:33,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-26 01:51:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-26 01:51:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-26 01:51:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-26 01:51:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-26 01:51:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-26 01:51:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-26 01:51:33,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-26 01:51:33,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-26 01:51:33,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-26 01:51:33,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-26 01:51:47,880 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-26 01:51:47,881 INFO L298 CfgBuilder]: Removed 2443 assume(true) statements. [2020-10-26 01:51:47,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 01:51:47 BoogieIcfgContainer [2020-10-26 01:51:47,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-26 01:51:47,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-26 01:51:47,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-26 01:51:47,892 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-26 01:51:47,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 01:51:29" (1/3) ... [2020-10-26 01:51:47,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f693771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 01:51:47, skipping insertion in model container [2020-10-26 01:51:47,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:51:31" (2/3) ... [2020-10-26 01:51:47,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f693771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 01:51:47, skipping insertion in model container [2020-10-26 01:51:47,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 01:51:47" (3/3) ... [2020-10-26 01:51:47,895 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2020-10-26 01:51:47,907 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-26 01:51:47,914 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 14 error locations. [2020-10-26 01:51:47,928 INFO L253 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2020-10-26 01:51:47,969 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-26 01:51:47,970 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-26 01:51:47,970 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-26 01:51:47,970 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-26 01:51:47,970 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-26 01:51:47,970 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-26 01:51:47,970 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-26 01:51:47,971 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-26 01:51:48,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states. [2020-10-26 01:51:48,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-26 01:51:48,042 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:51:48,043 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 01:51:48,044 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:51:48,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:51:48,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1608522709, now seen corresponding path program 1 times [2020-10-26 01:51:48,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 01:51:48,063 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162728168] [2020-10-26 01:51:48,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 01:51:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:51:49,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:51:49,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162728168] [2020-10-26 01:51:49,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 01:51:49,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-26 01:51:49,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391678797] [2020-10-26 01:51:49,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 01:51:49,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 01:51:49,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 01:51:49,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:51:49,093 INFO L87 Difference]: Start difference. First operand 2814 states. Second operand 3 states. [2020-10-26 01:51:50,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:51:50,550 INFO L93 Difference]: Finished difference Result 5853 states and 8370 transitions. [2020-10-26 01:51:50,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 01:51:50,553 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-10-26 01:51:50,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:51:50,597 INFO L225 Difference]: With dead ends: 5853 [2020-10-26 01:51:50,598 INFO L226 Difference]: Without dead ends: 3015 [2020-10-26 01:51:50,615 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:51:50,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3015 states. [2020-10-26 01:51:50,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3015 to 3015. [2020-10-26 01:51:50,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3015 states. [2020-10-26 01:51:50,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 3015 states and 4256 transitions. [2020-10-26 01:51:50,814 INFO L78 Accepts]: Start accepts. Automaton has 3015 states and 4256 transitions. Word has length 25 [2020-10-26 01:51:50,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:51:50,815 INFO L481 AbstractCegarLoop]: Abstraction has 3015 states and 4256 transitions. [2020-10-26 01:51:50,815 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 01:51:50,816 INFO L276 IsEmpty]: Start isEmpty. Operand 3015 states and 4256 transitions. [2020-10-26 01:51:50,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-26 01:51:50,825 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:51:50,825 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 01:51:50,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-26 01:51:50,826 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:51:50,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:51:50,827 INFO L82 PathProgramCache]: Analyzing trace with hash -570569311, now seen corresponding path program 1 times [2020-10-26 01:51:50,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 01:51:50,828 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061025139] [2020-10-26 01:51:50,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 01:51:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:51:51,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-26 01:51:51,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061025139] [2020-10-26 01:51:51,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 01:51:51,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-26 01:51:51,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152844487] [2020-10-26 01:51:51,395 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 01:51:51,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 01:51:51,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 01:51:51,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:51:51,396 INFO L87 Difference]: Start difference. First operand 3015 states and 4256 transitions. Second operand 3 states. [2020-10-26 01:51:51,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:51:51,686 INFO L93 Difference]: Finished difference Result 5783 states and 8203 transitions. [2020-10-26 01:51:51,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 01:51:51,688 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-10-26 01:51:51,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:51:51,719 INFO L225 Difference]: With dead ends: 5783 [2020-10-26 01:51:51,719 INFO L226 Difference]: Without dead ends: 5735 [2020-10-26 01:51:51,722 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:51:51,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5735 states. [2020-10-26 01:51:51,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5735 to 2967. [2020-10-26 01:51:51,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2967 states. [2020-10-26 01:51:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2967 states and 4208 transitions. [2020-10-26 01:51:51,849 INFO L78 Accepts]: Start accepts. Automaton has 2967 states and 4208 transitions. Word has length 37 [2020-10-26 01:51:51,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:51:51,849 INFO L481 AbstractCegarLoop]: Abstraction has 2967 states and 4208 transitions. [2020-10-26 01:51:51,849 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 01:51:51,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 4208 transitions. [2020-10-26 01:51:51,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-26 01:51:51,852 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:51:51,852 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 01:51:51,852 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-26 01:51:51,853 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:51:51,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:51:51,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1578081969, now seen corresponding path program 1 times [2020-10-26 01:51:51,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 01:51:51,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844464617] [2020-10-26 01:51:51,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 01:51:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 01:51:56,332 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 01:52:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 01:52:01,973 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 01:52:02,100 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-26 01:52:02,101 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-26 01:52:02,101 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-26 01:52:02,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 01:52:02 BoogieIcfgContainer [2020-10-26 01:52:02,311 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-26 01:52:02,312 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-26 01:52:02,313 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-26 01:52:02,313 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-26 01:52:02,314 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 01:51:47" (3/4) ... [2020-10-26 01:52:02,318 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-10-26 01:52:02,594 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-26 01:52:02,594 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-26 01:52:02,597 INFO L168 Benchmark]: Toolchain (without parser) took 32753.11 ms. Allocated memory was 56.6 MB in the beginning and 1.1 GB in the end (delta: 1.1 GB). Free memory was 34.1 MB in the beginning and 691.8 MB in the end (delta: -657.7 MB). Peak memory consumption was 427.6 MB. Max. memory is 16.1 GB. [2020-10-26 01:52:02,598 INFO L168 Benchmark]: CDTParser took 0.72 ms. Allocated memory is still 46.1 MB. Free memory is still 24.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 01:52:02,598 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2148.48 ms. Allocated memory was 56.6 MB in the beginning and 88.1 MB in the end (delta: 31.5 MB). Free memory was 33.4 MB in the beginning and 36.3 MB in the end (delta: -2.9 MB). Peak memory consumption was 38.8 MB. Max. memory is 16.1 GB. [2020-10-26 01:52:02,599 INFO L168 Benchmark]: Boogie Procedure Inliner took 854.02 ms. Allocated memory was 88.1 MB in the beginning and 153.1 MB in the end (delta: 65.0 MB). Free memory was 36.0 MB in the beginning and 80.3 MB in the end (delta: -44.3 MB). Peak memory consumption was 51.9 MB. Max. memory is 16.1 GB. [2020-10-26 01:52:02,600 INFO L168 Benchmark]: Boogie Preprocessor took 705.64 ms. Allocated memory was 153.1 MB in the beginning and 341.8 MB in the end (delta: 188.7 MB). Free memory was 80.3 MB in the beginning and 223.9 MB in the end (delta: -143.6 MB). Peak memory consumption was 43.6 MB. Max. memory is 16.1 GB. [2020-10-26 01:52:02,600 INFO L168 Benchmark]: RCFGBuilder took 14323.77 ms. Allocated memory was 341.8 MB in the beginning and 796.9 MB in the end (delta: 455.1 MB). Free memory was 223.9 MB in the beginning and 651.6 MB in the end (delta: -427.7 MB). Peak memory consumption was 487.3 MB. Max. memory is 16.1 GB. [2020-10-26 01:52:02,601 INFO L168 Benchmark]: TraceAbstraction took 14423.34 ms. Allocated memory was 796.9 MB in the beginning and 1.1 GB in the end (delta: 343.9 MB). Free memory was 651.6 MB in the beginning and 734.8 MB in the end (delta: -83.2 MB). Peak memory consumption was 615.2 MB. Max. memory is 16.1 GB. [2020-10-26 01:52:02,601 INFO L168 Benchmark]: Witness Printer took 282.73 ms. Allocated memory is still 1.1 GB. Free memory was 734.8 MB in the beginning and 691.8 MB in the end (delta: 43.0 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2020-10-26 01:52:02,604 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72 ms. Allocated memory is still 46.1 MB. Free memory is still 24.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2148.48 ms. Allocated memory was 56.6 MB in the beginning and 88.1 MB in the end (delta: 31.5 MB). Free memory was 33.4 MB in the beginning and 36.3 MB in the end (delta: -2.9 MB). Peak memory consumption was 38.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 854.02 ms. Allocated memory was 88.1 MB in the beginning and 153.1 MB in the end (delta: 65.0 MB). Free memory was 36.0 MB in the beginning and 80.3 MB in the end (delta: -44.3 MB). Peak memory consumption was 51.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 705.64 ms. Allocated memory was 153.1 MB in the beginning and 341.8 MB in the end (delta: 188.7 MB). Free memory was 80.3 MB in the beginning and 223.9 MB in the end (delta: -143.6 MB). Peak memory consumption was 43.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 14323.77 ms. Allocated memory was 341.8 MB in the beginning and 796.9 MB in the end (delta: 455.1 MB). Free memory was 223.9 MB in the beginning and 651.6 MB in the end (delta: -427.7 MB). Peak memory consumption was 487.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14423.34 ms. Allocated memory was 796.9 MB in the beginning and 1.1 GB in the end (delta: 343.9 MB). Free memory was 651.6 MB in the beginning and 734.8 MB in the end (delta: -83.2 MB). Peak memory consumption was 615.2 MB. Max. memory is 16.1 GB. * Witness Printer took 282.73 ms. Allocated memory is still 1.1 GB. Free memory was 734.8 MB in the beginning and 691.8 MB in the end (delta: 43.0 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 12]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L2588] int ldv_state_variable_1 ; [L2589] int LDV_IN_INTERRUPT = 1; [L2590] int ref_cnt ; [L2591] int ldv_state_variable_0 ; [L2671-L2689] static struct physical_voice_info pv_map[18U] = { {0U, 2U, 0U, {0U, 3U, 8U, 11U}}, {1U, 2U, 0U, {1U, 4U, 9U, 12U}}, {2U, 2U, 0U, {2U, 5U, 10U, 13U}}, {3U, 2U, 0U, {8U, 11U, 0U, 0U}}, {4U, 2U, 0U, {9U, 12U, 0U, 0U}}, {5U, 2U, 0U, {10U, 13U, 0U, 0U}}, {6U, 2U, 0U, {16U, 19U, 0U, 0U}}, {7U, 2U, 0U, {17U, 20U, 0U, 0U}}, {8U, 2U, 0U, {18U, 21U, 0U, 0U}}, {0U, 2U, 1U, {0U, 3U, 8U, 11U}}, {1U, 2U, 1U, {1U, 4U, 9U, 12U}}, {2U, 2U, 1U, {2U, 5U, 10U, 13U}}, {3U, 2U, 1U, {8U, 11U, 0U, 0U}}, {4U, 2U, 1U, {9U, 12U, 0U, 0U}}, {5U, 2U, 1U, {10U, 13U, 0U, 0U}}, {6U, 2U, 1U, {16U, 19U, 0U, 0U}}, {7U, 2U, 1U, {17U, 20U, 0U, 0U}}, {8U, 2U, 1U, {18U, 21U, 0U, 0U}}}; [L2690] static struct opl_devinfo *devc = (struct opl_devinfo *)0; [L2691] static int detected_model ; [L2984-L3016] static char fm_volume_table[128U] = { -64, -48, -40, -35, -32, -29, -27, -26, -24, -23, -21, -20, -19, -18, -18, -17, -16, -15, -15, -14, -13, -13, -12, -12, -11, -11, -10, -10, -10, -9, -9, -8, -8, -8, -7, -7, -7, -6, -6, -6, -5, -5, -5, -5, -4, -4, -4, -4, -3, -3, -3, -3, -2, -2, -2, -2, -2, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8}; [L3747-L4797] static struct synth_operations opl3_operations = {& __this_module, (char *)"OPL", (struct synth_info *)0, 0, 0, 0, & opl3_open, & opl3_close, & opl3_ioctl, & opl3_kill_note, & opl3_start_note, & opl3_set_instr, & opl3_reset, & opl3_hw_control, & opl3_load_patch, & opl3_aftertouch, & opl3_controller, & opl3_panning, & opl3_volume_method, & opl3_bender, & opl3_alloc_voice, & opl3_setup_voice, 0, {0, 0, 0, {(unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0}, 0, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}, {{0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned 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0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}; [L4904] static int me ; [L4905] static int io = -1; [L4943] int ldv_retval_0 ; [L4944] int ldv_retval_1 ; VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L4949] int ldvarg18 ; [L4950] int tmp ; [L4951] int ldvarg11 ; [L4952] int tmp___0 ; [L4953] int ldvarg32 ; [L4954] int tmp___1 ; [L4955] int ldvarg7 ; [L4956] int tmp___2 ; [L4957] unsigned char *ldvarg23 ; [L4958] void *tmp___3 ; [L4959] int ldvarg43 ; [L4960] int tmp___4 ; [L4961] int ldvarg42 ; [L4962] int tmp___5 ; [L4963] int ldvarg12 ; [L4964] int tmp___6 ; [L4965] int ldvarg46 ; [L4966] int tmp___7 ; [L4967] int ldvarg1 ; [L4968] int tmp___8 ; [L4969] int ldvarg37 ; [L4970] int tmp___9 ; [L4971] int ldvarg29 ; [L4972] int tmp___10 ; [L4973] struct voice_alloc_info *ldvarg44 ; [L4974] void *tmp___11 ; [L4975] int ldvarg24 ; [L4976] int tmp___12 ; [L4977] int ldvarg35 ; [L4978] int tmp___13 ; [L4979] int ldvarg0 ; [L4980] int tmp___14 ; [L4981] int ldvarg38 ; [L4982] int tmp___15 ; [L4983] int ldvarg5 ; [L4984] int tmp___16 ; [L4985] void *ldvarg33 ; [L4986] void *tmp___17 ; [L4987] int ldvarg16 ; [L4988] int tmp___18 ; [L4989] int ldvarg6 ; [L4990] int tmp___19 ; [L4991] int ldvarg4 ; [L4992] int tmp___20 ; [L4993] int ldvarg14 ; [L4994] int tmp___21 ; [L4995] unsigned int ldvarg34 ; [L4996] unsigned int tmp___22 ; [L4997] int ldvarg28 ; [L4998] int tmp___23 ; [L4999] int ldvarg2 ; [L5000] int tmp___24 ; [L5001] int ldvarg47 ; [L5002] int tmp___25 ; [L5003] int ldvarg39 ; [L5004] int tmp___26 ; [L5005] int ldvarg20 ; [L5006] int tmp___27 ; [L5007] int ldvarg31 ; [L5008] int tmp___28 ; [L5009] int ldvarg41 ; [L5010] int tmp___29 ; [L5011] int ldvarg3 ; [L5012] int tmp___30 ; [L5013] char *ldvarg8 ; [L5014] void *tmp___31 ; [L5015] int ldvarg13 ; [L5016] int tmp___32 ; [L5017] int ldvarg36 ; [L5018] int tmp___33 ; [L5019] int ldvarg10 ; [L5020] int tmp___34 ; [L5021] int ldvarg40 ; [L5022] int tmp___35 ; [L5023] int ldvarg9 ; [L5024] int tmp___36 ; [L5025] int ldvarg45 ; [L5026] int tmp___37 ; [L5027] int ldvarg26 ; [L5028] int tmp___38 ; [L5029] int ldvarg27 ; [L5030] int tmp___39 ; [L5031] int ldvarg15 ; [L5032] int tmp___40 ; [L5033] int ldvarg30 ; [L5034] int tmp___41 ; [L5035] int ldvarg21 ; [L5036] int tmp___42 ; [L5037] int ldvarg17 ; [L5038] int tmp___43 ; [L5039] int ldvarg25 ; [L5040] int tmp___44 ; [L5041] int ldvarg22 ; [L5042] int tmp___45 ; [L5043] int ldvarg19 ; [L5044] int tmp___46 ; [L5045] int tmp___47 ; [L5046] int tmp___48 ; [L5047] int tmp___49 ; [L5049] tmp = __VERIFIER_nondet_int() [L5050] ldvarg18 = tmp [L5051] tmp___0 = __VERIFIER_nondet_int() [L5052] ldvarg11 = tmp___0 [L5053] tmp___1 = __VERIFIER_nondet_int() [L5054] ldvarg32 = tmp___1 [L5055] tmp___2 = __VERIFIER_nondet_int() [L5056] ldvarg7 = tmp___2 [L2530] void *p ; [L2531] void *tmp ; [L2532] int tmp___0 ; [L2534] tmp___0 = __VERIFIER_nondet_int() [L2535] COND TRUE tmp___0 != 0 [L2536] return ((void *)0); VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L5057] tmp___3 = ldv_zalloc(1UL) [L5058] ldvarg23 = (unsigned char *)tmp___3 [L5059] tmp___4 = __VERIFIER_nondet_int() [L5060] ldvarg43 = tmp___4 [L5061] tmp___5 = __VERIFIER_nondet_int() [L5062] ldvarg42 = tmp___5 [L5063] tmp___6 = __VERIFIER_nondet_int() [L5064] ldvarg12 = tmp___6 [L5065] tmp___7 = __VERIFIER_nondet_int() [L5066] ldvarg46 = tmp___7 [L5067] tmp___8 = __VERIFIER_nondet_int() [L5068] ldvarg1 = tmp___8 [L5069] tmp___9 = __VERIFIER_nondet_int() [L5070] ldvarg37 = tmp___9 [L5071] tmp___10 = __VERIFIER_nondet_int() [L5072] ldvarg29 = tmp___10 [L2530] void *p ; [L2531] void *tmp ; [L2532] int tmp___0 ; [L2534] tmp___0 = __VERIFIER_nondet_int() [L2535] COND TRUE tmp___0 != 0 [L2536] return ((void *)0); VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L5073] tmp___11 = ldv_zalloc(208UL) [L5074] ldvarg44 = (struct voice_alloc_info *)tmp___11 [L5075] tmp___12 = __VERIFIER_nondet_int() [L5076] ldvarg24 = tmp___12 [L5077] tmp___13 = __VERIFIER_nondet_int() [L5078] ldvarg35 = tmp___13 [L5079] tmp___14 = __VERIFIER_nondet_int() [L5080] ldvarg0 = tmp___14 [L5081] tmp___15 = __VERIFIER_nondet_int() [L5082] ldvarg38 = tmp___15 [L5083] tmp___16 = __VERIFIER_nondet_int() [L5084] ldvarg5 = tmp___16 [L2530] void *p ; [L2531] void *tmp ; [L2532] int tmp___0 ; [L2534] tmp___0 = __VERIFIER_nondet_int() [L2535] COND TRUE tmp___0 != 0 [L2536] return ((void *)0); VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L5085] tmp___17 = ldv_zalloc(1UL) [L5086] ldvarg33 = tmp___17 [L5087] tmp___18 = __VERIFIER_nondet_int() [L5088] ldvarg16 = tmp___18 [L5089] tmp___19 = __VERIFIER_nondet_int() [L5090] ldvarg6 = tmp___19 [L5091] tmp___20 = __VERIFIER_nondet_int() [L5092] ldvarg4 = tmp___20 [L5093] tmp___21 = __VERIFIER_nondet_int() [L5094] ldvarg14 = tmp___21 [L5095] tmp___22 = __VERIFIER_nondet_uint() [L5096] ldvarg34 = tmp___22 [L5097] tmp___23 = __VERIFIER_nondet_int() [L5098] ldvarg28 = tmp___23 [L5099] tmp___24 = __VERIFIER_nondet_int() [L5100] ldvarg2 = tmp___24 [L5101] tmp___25 = __VERIFIER_nondet_int() [L5102] ldvarg47 = tmp___25 [L5103] tmp___26 = __VERIFIER_nondet_int() [L5104] ldvarg39 = tmp___26 [L5105] tmp___27 = __VERIFIER_nondet_int() [L5106] ldvarg20 = tmp___27 [L5107] tmp___28 = __VERIFIER_nondet_int() [L5108] ldvarg31 = tmp___28 [L5109] tmp___29 = __VERIFIER_nondet_int() [L5110] ldvarg41 = tmp___29 [L5111] tmp___30 = __VERIFIER_nondet_int() [L5112] ldvarg3 = tmp___30 [L2530] void *p ; [L2531] void *tmp ; [L2532] int tmp___0 ; [L2534] tmp___0 = __VERIFIER_nondet_int() [L2535] COND TRUE tmp___0 != 0 [L2536] return ((void *)0); VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L5113] tmp___31 = ldv_zalloc(1UL) [L5114] ldvarg8 = (char *)tmp___31 [L5115] tmp___32 = __VERIFIER_nondet_int() [L5116] ldvarg13 = tmp___32 [L5117] tmp___33 = __VERIFIER_nondet_int() [L5118] ldvarg36 = tmp___33 [L5119] tmp___34 = __VERIFIER_nondet_int() [L5120] ldvarg10 = tmp___34 [L5121] tmp___35 = __VERIFIER_nondet_int() [L5122] ldvarg40 = tmp___35 [L5123] tmp___36 = __VERIFIER_nondet_int() [L5124] ldvarg9 = tmp___36 [L5125] tmp___37 = __VERIFIER_nondet_int() [L5126] ldvarg45 = tmp___37 [L5127] tmp___38 = __VERIFIER_nondet_int() [L5128] ldvarg26 = tmp___38 [L5129] tmp___39 = __VERIFIER_nondet_int() [L5130] ldvarg27 = tmp___39 [L5131] tmp___40 = __VERIFIER_nondet_int() [L5132] ldvarg15 = tmp___40 [L5133] tmp___41 = __VERIFIER_nondet_int() [L5134] ldvarg30 = tmp___41 [L5135] tmp___42 = __VERIFIER_nondet_int() [L5136] ldvarg21 = tmp___42 [L5137] tmp___43 = __VERIFIER_nondet_int() [L5138] ldvarg17 = tmp___43 [L5139] tmp___44 = __VERIFIER_nondet_int() [L5140] ldvarg25 = tmp___44 [L5141] tmp___45 = __VERIFIER_nondet_int() [L5142] ldvarg22 = tmp___45 [L5143] tmp___46 = __VERIFIER_nondet_int() [L5144] ldvarg19 = tmp___46 VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L5146] ldv_state_variable_1 = 0 [L5147] ref_cnt = 0 [L5148] ldv_state_variable_0 = 1 VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L5150] tmp___47 = __VERIFIER_nondet_int() [L5152] case 0: [L5351] case 1: VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L5352] COND TRUE ldv_state_variable_0 != 0 [L5353] tmp___49 = __VERIFIER_nondet_int() [L5355] case 0: [L5363] case 1: VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L5364] COND TRUE ldv_state_variable_0 == 1 [L4908] int tmp ; [L4911] COND FALSE !(io != -1) VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L4920] return (0); VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L5365] ldv_retval_1 = init_opl3() [L5366] COND TRUE ldv_retval_1 == 0 [L5367] ldv_state_variable_0 = 3 [L5368] ldv_state_variable_1 = 1 VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L5371] COND FALSE !(ldv_retval_1 != 0) VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L5150] tmp___47 = __VERIFIER_nondet_int() [L5152] case 0: VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L5153] COND TRUE ldv_state_variable_1 != 0 [L5154] tmp___48 = __VERIFIER_nondet_int() [L5156] case 0: [L5168] case 1: [L5180] case 2: [L5191] case 3: [L5203] case 4: [L5215] case 5: [L5227] case 6: [L5239] case 7: [L5251] case 8: [L5263] case 9: [L5275] case 10: [L5282] case 11: [L5294] case 12: [L5306] case 13: VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L5307] COND TRUE ldv_state_variable_1 == 1 [L3438] struct sbi_instrument ins ; [L3439] unsigned long tmp ; [L3440] int tmp___0 ; VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L3442] COND FALSE !((unsigned int )count <= 39U) [L5439] unsigned long tmp ; [L5481] COND FALSE !(n >= 0L) VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L12] COND FALSE !(0) VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] [L12] __assert_fail ("0", "linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [__this_module={2693:2694}, detected_model=0, devc={0:0}, fm_volume_table={154:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={166:0}, pv_map={158:0}, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2814 locations, 14 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 14.1s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 11543 SDtfs, 4199 SDslu, 7546 SDs, 0 SdLazy, 111 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3015occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 2 MinimizatonAttempts, 2768 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 5.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 2088 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...