./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 9c1b5966 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 5eff9009202d8b0bf60c327eed36946f13574b2b7f3842f1a4c1fa3c35e53160 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.2.1-dev-9c1b596 [2021-10-31 02:11:37,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-31 02:11:37,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-31 02:11:37,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-31 02:11:37,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-31 02:11:37,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-31 02:11:37,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-31 02:11:37,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-31 02:11:37,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-31 02:11:37,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-31 02:11:37,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-31 02:11:37,339 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-31 02:11:37,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-31 02:11:37,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-31 02:11:37,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-31 02:11:37,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-31 02:11:37,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-31 02:11:37,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-31 02:11:37,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-31 02:11:37,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-31 02:11:37,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-31 02:11:37,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-31 02:11:37,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-31 02:11:37,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-31 02:11:37,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-31 02:11:37,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-31 02:11:37,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-31 02:11:37,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-31 02:11:37,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-31 02:11:37,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-31 02:11:37,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-31 02:11:37,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-31 02:11:37,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-31 02:11:37,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-31 02:11:37,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-31 02:11:37,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-31 02:11:37,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-31 02:11:37,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-31 02:11:37,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-31 02:11:37,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-31 02:11:37,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-31 02:11:37,372 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-31 02:11:37,397 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-31 02:11:37,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-31 02:11:37,398 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-31 02:11:37,398 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-31 02:11:37,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-31 02:11:37,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-31 02:11:37,399 INFO L138 SettingsManager]: * Use SBE=true [2021-10-31 02:11:37,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-31 02:11:37,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-31 02:11:37,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-31 02:11:37,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-31 02:11:37,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-31 02:11:37,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-31 02:11:37,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-31 02:11:37,400 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-31 02:11:37,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-31 02:11:37,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-31 02:11:37,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-31 02:11:37,401 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-31 02:11:37,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-31 02:11:37,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-31 02:11:37,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-31 02:11:37,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-31 02:11:37,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-31 02:11:37,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-31 02:11:37,402 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-31 02:11:37,402 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-31 02:11:37,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-31 02:11:37,403 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-31 02:11:37,404 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eff9009202d8b0bf60c327eed36946f13574b2b7f3842f1a4c1fa3c35e53160 [2021-10-31 02:11:37,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-31 02:11:37,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-31 02:11:37,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-31 02:11:37,638 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-31 02:11:37,639 INFO L275 PluginConnector]: CDTParser initialized [2021-10-31 02:11:37,639 INFO L432 ainManager$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 [2021-10-31 02:11:37,704 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b17f5cdc7/46caf03956854a739c4c8957b0ce2747/FLAGfdc255aa9 [2021-10-31 02:11:38,248 INFO L306 CDTParser]: Found 1 translation units. [2021-10-31 02:11:38,248 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 [2021-10-31 02:11:38,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b17f5cdc7/46caf03956854a739c4c8957b0ce2747/FLAGfdc255aa9 [2021-10-31 02:11:38,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b17f5cdc7/46caf03956854a739c4c8957b0ce2747 [2021-10-31 02:11:38,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-31 02:11:38,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-31 02:11:38,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-31 02:11:38,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-31 02:11:38,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-31 02:11:38,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 02:11:38" (1/1) ... [2021-10-31 02:11:38,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5804c3b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:11:38, skipping insertion in model container [2021-10-31 02:11:38,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 02:11:38" (1/1) ... [2021-10-31 02:11:38,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-31 02:11:38,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-31 02:11:39,164 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/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i[70748,70761] [2021-10-31 02:11:39,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-31 02:11:39,568 INFO L203 MainTranslator]: Completed pre-run [2021-10-31 02:11:39,625 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/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i[70748,70761] [2021-10-31 02:11:39,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-31 02:11:39,821 INFO L208 MainTranslator]: Completed translation [2021-10-31 02:11:39,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:11:39 WrapperNode [2021-10-31 02:11:39,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-31 02:11:39,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-31 02:11:39,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-31 02:11:39,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-31 02:11:39,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:11:39" (1/1) ... [2021-10-31 02:11:39,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:11:39" (1/1) ... [2021-10-31 02:11:40,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-31 02:11:40,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-31 02:11:40,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-31 02:11:40,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-31 02:11:40,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:11:39" (1/1) ... [2021-10-31 02:11:40,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:11:39" (1/1) ... [2021-10-31 02:11:40,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:11:39" (1/1) ... [2021-10-31 02:11:40,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:11:39" (1/1) ... [2021-10-31 02:11:40,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:11:39" (1/1) ... [2021-10-31 02:11:40,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:11:39" (1/1) ... [2021-10-31 02:11:40,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:11:39" (1/1) ... [2021-10-31 02:11:40,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-31 02:11:40,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-31 02:11:40,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-31 02:11:40,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-31 02:11:40,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:11:39" (1/1) ... [2021-10-31 02:11:40,724 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-31 02:11:40,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-31 02:11:40,741 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) [2021-10-31 02:11:40,759 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 [2021-10-31 02:11:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-31 02:11:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-31 02:11:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-31 02:11:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-31 02:11:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-31 02:11:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-31 02:11:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-31 02:11:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-31 02:11:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-31 02:11:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-31 02:11:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-31 02:11:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-31 02:11:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-10-31 02:11:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-31 02:11:40,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-31 02:11:46,956 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-31 02:11:46,956 INFO L299 CfgBuilder]: Removed 2415 assume(true) statements. [2021-10-31 02:11:46,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 02:11:46 BoogieIcfgContainer [2021-10-31 02:11:46,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-31 02:11:46,962 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-31 02:11:46,962 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-31 02:11:46,965 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-31 02:11:46,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 02:11:38" (1/3) ... [2021-10-31 02:11:46,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30e83b08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 02:11:46, skipping insertion in model container [2021-10-31 02:11:46,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 02:11:39" (2/3) ... [2021-10-31 02:11:46,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30e83b08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 02:11:46, skipping insertion in model container [2021-10-31 02:11:46,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 02:11:46" (3/3) ... [2021-10-31 02:11:46,967 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2021-10-31 02:11:46,975 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-31 02:11:46,975 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2021-10-31 02:11:47,023 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-31 02:11:47,028 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-31 02:11:47,029 INFO L340 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2021-10-31 02:11:47,069 INFO L276 IsEmpty]: Start isEmpty. Operand has 2786 states, 2771 states have (on average 1.438469866474197) internal successors, (3986), 2785 states have internal predecessors, (3986), 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) [2021-10-31 02:11:47,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-31 02:11:47,076 INFO L505 BasicCegarLoop]: Found error trace [2021-10-31 02:11:47,076 INFO L513 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] [2021-10-31 02:11:47,077 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-10-31 02:11:47,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-31 02:11:47,081 INFO L85 PathProgramCache]: Analyzing trace with hash -905587788, now seen corresponding path program 1 times [2021-10-31 02:11:47,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-31 02:11:47,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014827972] [2021-10-31 02:11:47,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-31 02:11:47,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-31 02:11:47,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-31 02:11:47,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-31 02:11:47,587 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-31 02:11:47,588 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014827972] [2021-10-31 02:11:47,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014827972] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-31 02:11:47,588 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-31 02:11:47,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-31 02:11:47,590 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079877782] [2021-10-31 02:11:47,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-31 02:11:47,593 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-31 02:11:47,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-31 02:11:47,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-31 02:11:47,611 INFO L87 Difference]: Start difference. First operand has 2786 states, 2771 states have (on average 1.438469866474197) internal successors, (3986), 2785 states have internal predecessors, (3986), 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 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2021-10-31 02:11:47,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-31 02:11:47,907 INFO L93 Difference]: Finished difference Result 5797 states and 8286 transitions. [2021-10-31 02:11:47,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-31 02:11:47,908 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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 23 [2021-10-31 02:11:47,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-31 02:11:47,925 INFO L225 Difference]: With dead ends: 5797 [2021-10-31 02:11:47,925 INFO L226 Difference]: Without dead ends: 2987 [2021-10-31 02:11:47,931 INFO L786 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 [2021-10-31 02:11:47,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2987 states. [2021-10-31 02:11:48,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2987 to 2987. [2021-10-31 02:11:48,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2987 states, 2973 states have (on average 1.422132526067945) internal successors, (4228), 2986 states have internal predecessors, (4228), 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) [2021-10-31 02:11:48,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2987 states and 4228 transitions. [2021-10-31 02:11:48,011 INFO L78 Accepts]: Start accepts. Automaton has 2987 states and 4228 transitions. Word has length 23 [2021-10-31 02:11:48,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-31 02:11:48,012 INFO L470 AbstractCegarLoop]: Abstraction has 2987 states and 4228 transitions. [2021-10-31 02:11:48,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2021-10-31 02:11:48,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 4228 transitions. [2021-10-31 02:11:48,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-31 02:11:48,014 INFO L505 BasicCegarLoop]: Found error trace [2021-10-31 02:11:48,014 INFO L513 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] [2021-10-31 02:11:48,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-31 02:11:48,014 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-10-31 02:11:48,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-31 02:11:48,015 INFO L85 PathProgramCache]: Analyzing trace with hash -242278306, now seen corresponding path program 1 times [2021-10-31 02:11:48,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-31 02:11:48,015 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186827234] [2021-10-31 02:11:48,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-31 02:11:48,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-31 02:11:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-31 02:11:48,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-31 02:11:48,234 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-31 02:11:48,234 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186827234] [2021-10-31 02:11:48,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186827234] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-31 02:11:48,235 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-31 02:11:48,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-31 02:11:48,235 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874646297] [2021-10-31 02:11:48,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-31 02:11:48,236 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-31 02:11:48,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-31 02:11:48,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-31 02:11:48,237 INFO L87 Difference]: Start difference. First operand 2987 states and 4228 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2021-10-31 02:11:48,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-31 02:11:48,431 INFO L93 Difference]: Finished difference Result 5755 states and 8175 transitions. [2021-10-31 02:11:48,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-31 02:11:48,432 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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 35 [2021-10-31 02:11:48,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-31 02:11:48,447 INFO L225 Difference]: With dead ends: 5755 [2021-10-31 02:11:48,447 INFO L226 Difference]: Without dead ends: 5731 [2021-10-31 02:11:48,448 INFO L786 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 [2021-10-31 02:11:48,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5731 states. [2021-10-31 02:11:48,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5731 to 2963. [2021-10-31 02:11:48,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2963 states, 2961 states have (on average 1.419790611279973) internal successors, (4204), 2962 states have internal predecessors, (4204), 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) [2021-10-31 02:11:48,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2963 states and 4204 transitions. [2021-10-31 02:11:48,510 INFO L78 Accepts]: Start accepts. Automaton has 2963 states and 4204 transitions. Word has length 35 [2021-10-31 02:11:48,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-31 02:11:48,512 INFO L470 AbstractCegarLoop]: Abstraction has 2963 states and 4204 transitions. [2021-10-31 02:11:48,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2021-10-31 02:11:48,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 4204 transitions. [2021-10-31 02:11:48,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-31 02:11:48,517 INFO L505 BasicCegarLoop]: Found error trace [2021-10-31 02:11:48,517 INFO L513 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] [2021-10-31 02:11:48,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-31 02:11:48,518 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-10-31 02:11:48,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-31 02:11:48,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1633730832, now seen corresponding path program 1 times [2021-10-31 02:11:48,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-31 02:11:48,522 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159851810] [2021-10-31 02:11:48,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-31 02:11:48,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-31 02:11:50,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-31 02:11:50,518 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-31 02:11:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-31 02:11:52,726 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-31 02:11:52,726 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-31 02:11:52,727 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,728 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,728 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,728 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,729 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,729 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,729 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,729 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,729 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,730 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,730 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,730 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,730 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,730 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 02:11:52,731 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-31 02:11:52,733 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-10-31 02:11:52,735 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-31 02:11:52,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 02:11:52 BoogieIcfgContainer [2021-10-31 02:11:52,854 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-31 02:11:52,855 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-31 02:11:52,855 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-31 02:11:52,855 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-31 02:11:52,855 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 02:11:46" (3/4) ... [2021-10-31 02:11:52,857 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-31 02:11:52,995 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-10-31 02:11:52,996 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-31 02:11:52,997 INFO L168 Benchmark]: Toolchain (without parser) took 14265.20 ms. Allocated memory was 113.2 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 75.0 MB in the beginning and 832.4 MB in the end (delta: -757.4 MB). Peak memory consumption was 262.7 MB. Max. memory is 16.1 GB. [2021-10-31 02:11:52,997 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 83.9 MB. Free memory is still 43.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-31 02:11:52,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1091.11 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 74.7 MB in the beginning and 63.4 MB in the end (delta: 11.3 MB). Peak memory consumption was 45.4 MB. Max. memory is 16.1 GB. [2021-10-31 02:11:52,998 INFO L168 Benchmark]: Boogie Procedure Inliner took 494.40 ms. Allocated memory was 136.3 MB in the beginning and 262.1 MB in the end (delta: 125.8 MB). Free memory was 62.8 MB in the beginning and 159.7 MB in the end (delta: -96.9 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. [2021-10-31 02:11:52,998 INFO L168 Benchmark]: Boogie Preprocessor took 399.25 ms. Allocated memory is still 262.1 MB. Free memory was 159.7 MB in the beginning and 142.9 MB in the end (delta: 16.8 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. [2021-10-31 02:11:52,999 INFO L168 Benchmark]: RCFGBuilder took 6241.76 ms. Allocated memory was 262.1 MB in the beginning and 687.9 MB in the end (delta: 425.7 MB). Free memory was 142.9 MB in the beginning and 457.9 MB in the end (delta: -315.0 MB). Peak memory consumption was 326.0 MB. Max. memory is 16.1 GB. [2021-10-31 02:11:52,999 INFO L168 Benchmark]: TraceAbstraction took 5892.05 ms. Allocated memory was 687.9 MB in the beginning and 1.1 GB in the end (delta: 444.6 MB). Free memory was 457.9 MB in the beginning and 874.3 MB in the end (delta: -416.4 MB). Peak memory consumption was 326.0 MB. Max. memory is 16.1 GB. [2021-10-31 02:11:52,999 INFO L168 Benchmark]: Witness Printer took 141.01 ms. Allocated memory is still 1.1 GB. Free memory was 874.3 MB in the beginning and 832.4 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2021-10-31 02:11:53,000 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 83.9 MB. Free memory is still 43.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1091.11 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 74.7 MB in the beginning and 63.4 MB in the end (delta: 11.3 MB). Peak memory consumption was 45.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 494.40 ms. Allocated memory was 136.3 MB in the beginning and 262.1 MB in the end (delta: 125.8 MB). Free memory was 62.8 MB in the beginning and 159.7 MB in the end (delta: -96.9 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 399.25 ms. Allocated memory is still 262.1 MB. Free memory was 159.7 MB in the beginning and 142.9 MB in the end (delta: 16.8 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 6241.76 ms. Allocated memory was 262.1 MB in the beginning and 687.9 MB in the end (delta: 425.7 MB). Free memory was 142.9 MB in the beginning and 457.9 MB in the end (delta: -315.0 MB). Peak memory consumption was 326.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5892.05 ms. Allocated memory was 687.9 MB in the beginning and 1.1 GB in the end (delta: 444.6 MB). Free memory was 457.9 MB in the beginning and 874.3 MB in the end (delta: -416.4 MB). Peak memory consumption was 326.0 MB. Max. memory is 16.1 GB. * Witness Printer took 141.01 ms. Allocated memory is still 1.1 GB. Free memory was 874.3 MB in the beginning and 832.4 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 2565]: a call to reach_error is reachable a call to reach_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, 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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, {(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={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, 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={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, 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={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, 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={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, 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={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, 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={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, ref_cnt=0] [L5146] ldv_state_variable_1 = 0 [L5147] ref_cnt = 0 [L5148] ldv_state_variable_0 = 1 VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, ref_cnt=0] [L5150] tmp___47 = __VERIFIER_nondet_int() [L5152] case 0: [L5351] case 1: VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, 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={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, ref_cnt=0] [L5364] COND TRUE ldv_state_variable_0 == 1 [L4908] int tmp ; [L4911] COND FALSE !(io != -1) VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, ref_cnt=0] [L4920] return (0); VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, 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={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, ref_cnt=0] [L5371] COND FALSE !(ldv_retval_1 != 0) VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, ref_cnt=0] [L5150] tmp___47 = __VERIFIER_nondet_int() [L5152] case 0: VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, 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={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, 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={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, ref_cnt=0] [L3442] COND FALSE !((unsigned int )count <= 39U) [L5439] unsigned long tmp ; [L5481] COND FALSE !(n >= 0L) VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, ref_cnt=0] [L2565] reach_error() VAL [__this_module={2695:2693}, detected_model=0, devc={0:0}, fm_volume_table={157:0}, 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={165:0}, pv_map={161:0}, ref_cnt=0] - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2786 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 5.7s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 11511 SDtfs, 4199 SDslu, 7514 SDs, 0 SdLazy, 111 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s 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=2987occurred in iteration=1, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 2768 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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! [2021-10-31 02:11:53,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...