./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d 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 ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dcbacb5c6320cc7d732f3f08957667bdf1dc73f77660278f36230fbc0ccef69c --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-31 19:11:23,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-31 19:11:23,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-31 19:11:23,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-31 19:11:23,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-31 19:11:23,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-31 19:11:23,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-31 19:11:23,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-31 19:11:23,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-31 19:11:23,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-31 19:11:23,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-31 19:11:23,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-31 19:11:23,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-31 19:11:23,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-31 19:11:23,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-31 19:11:23,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-31 19:11:23,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-31 19:11:23,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-31 19:11:23,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-31 19:11:23,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-31 19:11:23,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-31 19:11:23,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-31 19:11:23,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-31 19:11:23,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-31 19:11:23,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-31 19:11:23,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-31 19:11:23,685 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-31 19:11:23,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-31 19:11:23,687 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-31 19:11:23,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-31 19:11:23,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-31 19:11:23,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-31 19:11:23,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-31 19:11:23,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-31 19:11:23,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-31 19:11:23,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-31 19:11:23,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-31 19:11:23,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-31 19:11:23,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-31 19:11:23,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-31 19:11:23,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-31 19:11:23,697 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-31 19:11:23,731 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-31 19:11:23,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-31 19:11:23,733 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-31 19:11:23,733 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-31 19:11:23,734 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-31 19:11:23,734 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-31 19:11:23,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-31 19:11:23,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-31 19:11:23,735 INFO L138 SettingsManager]: * Use SBE=true [2023-08-31 19:11:23,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-31 19:11:23,736 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-31 19:11:23,736 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-31 19:11:23,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-31 19:11:23,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-31 19:11:23,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-31 19:11:23,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-31 19:11:23,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-31 19:11:23,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-31 19:11:23,738 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-31 19:11:23,738 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-31 19:11:23,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-31 19:11:23,738 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-31 19:11:23,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-31 19:11:23,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-31 19:11:23,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-31 19:11:23,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-31 19:11:23,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 19:11:23,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-31 19:11:23,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-31 19:11:23,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-31 19:11:23,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-31 19:11:23,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-31 19:11:23,741 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-31 19:11:23,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-31 19:11:23,741 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-31 19:11:23,741 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-31 19:11:23,741 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-31 19:11:23,741 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcbacb5c6320cc7d732f3f08957667bdf1dc73f77660278f36230fbc0ccef69c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-08-31 19:11:24,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-31 19:11:24,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-31 19:11:24,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-31 19:11:24,048 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-31 19:11:24,049 INFO L275 PluginConnector]: CDTParser initialized [2023-08-31 19:11:24,050 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-08-31 19:11:25,273 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-31 19:11:25,810 INFO L351 CDTParser]: Found 1 translation units. [2023-08-31 19:11:25,810 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-08-31 19:11:25,850 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac7cf2261/cbac2d23847848e1a7600963ba743c8e/FLAGd0705ae62 [2023-08-31 19:11:25,866 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac7cf2261/cbac2d23847848e1a7600963ba743c8e [2023-08-31 19:11:25,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-31 19:11:25,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-31 19:11:25,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-31 19:11:25,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-31 19:11:25,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-31 19:11:25,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:11:25" (1/1) ... [2023-08-31 19:11:25,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6df1ac49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:25, skipping insertion in model container [2023-08-31 19:11:25,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:11:25" (1/1) ... [2023-08-31 19:11:25,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-31 19:11:25,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-31 19:11:27,735 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-08-31 19:11:28,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 19:11:28,149 INFO L203 MainTranslator]: Completed pre-run [2023-08-31 19:11:28,551 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-08-31 19:11:28,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 19:11:28,680 INFO L208 MainTranslator]: Completed translation [2023-08-31 19:11:28,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:28 WrapperNode [2023-08-31 19:11:28,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-31 19:11:28,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-31 19:11:28,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-31 19:11:28,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-31 19:11:28,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:28" (1/1) ... [2023-08-31 19:11:28,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:28" (1/1) ... [2023-08-31 19:11:29,192 INFO L138 Inliner]: procedures = 326, calls = 1286, calls flagged for inlining = 514, calls inlined = 855, statements flattened = 10550 [2023-08-31 19:11:29,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-31 19:11:29,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-31 19:11:29,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-31 19:11:29,210 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-31 19:11:29,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:28" (1/1) ... [2023-08-31 19:11:29,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:28" (1/1) ... [2023-08-31 19:11:29,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:28" (1/1) ... [2023-08-31 19:11:29,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:28" (1/1) ... [2023-08-31 19:11:29,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:28" (1/1) ... [2023-08-31 19:11:29,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:28" (1/1) ... [2023-08-31 19:11:29,812 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:28" (1/1) ... [2023-08-31 19:11:29,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:28" (1/1) ... [2023-08-31 19:11:29,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-31 19:11:29,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-31 19:11:29,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-31 19:11:29,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-31 19:11:29,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:28" (1/1) ... [2023-08-31 19:11:29,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 19:11:29,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-31 19:11:29,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-31 19:11:29,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-31 19:11:29,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2023-08-31 19:11:29,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2023-08-31 19:11:29,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-08-31 19:11:29,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-08-31 19:11:29,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2023-08-31 19:11:29,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2023-08-31 19:11:29,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-31 19:11:29,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-31 19:11:29,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-31 19:11:29,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-31 19:11:29,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-31 19:11:29,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-31 19:11:29,974 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-31 19:11:29,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-31 19:11:29,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-31 19:11:29,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-31 19:11:29,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-31 19:11:29,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-31 19:11:29,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-31 19:11:29,979 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-31 19:11:30,508 INFO L236 CfgBuilder]: Building ICFG [2023-08-31 19:11:30,510 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-31 19:11:38,011 INFO L277 CfgBuilder]: Performing block encoding [2023-08-31 19:11:38,061 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-31 19:11:38,061 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-31 19:11:38,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:11:38 BoogieIcfgContainer [2023-08-31 19:11:38,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-31 19:11:38,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-31 19:11:38,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-31 19:11:38,077 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-31 19:11:38,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.08 07:11:25" (1/3) ... [2023-08-31 19:11:38,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17257509 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 07:11:38, skipping insertion in model container [2023-08-31 19:11:38,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:11:28" (2/3) ... [2023-08-31 19:11:38,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17257509 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 07:11:38, skipping insertion in model container [2023-08-31 19:11:38,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:11:38" (3/3) ... [2023-08-31 19:11:38,081 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-08-31 19:11:38,087 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-31 19:11:38,096 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-31 19:11:38,096 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 515 error locations. [2023-08-31 19:11:38,096 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-31 19:11:40,058 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2023-08-31 19:11:40,277 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 15541 places, 16062 transitions, 32188 flow [2023-08-31 19:14:28,504 INFO L130 PetriNetUnfolder]: 1004/30444 cut-off events. [2023-08-31 19:14:28,504 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2023-08-31 19:14:41,746 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30478 conditions, 30444 events. 1004/30444 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 223439 event pairs, 1 based on Foata normal form. 0/28136 useless extension candidates. Maximal degree in co-relation 29879. Up to 18 conditions per place. [2023-08-31 19:14:41,747 INFO L82 GeneralOperation]: Start removeDead. Operand has 15541 places, 16062 transitions, 32188 flow [2023-08-31 19:14:42,781 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 11700 places, 12091 transitions, 24216 flow [2023-08-31 19:14:42,787 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-31 19:14:42,801 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 11700 places, 12091 transitions, 24216 flow [2023-08-31 19:14:42,805 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 11700 places, 12091 transitions, 24216 flow [2023-08-31 19:14:42,806 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 11700 places, 12091 transitions, 24216 flow [2023-08-31 19:17:14,819 INFO L130 PetriNetUnfolder]: 1004/30444 cut-off events. [2023-08-31 19:17:14,819 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2023-08-31 19:17:22,567 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30478 conditions, 30444 events. 1004/30444 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 223438 event pairs, 1 based on Foata normal form. 0/28136 useless extension candidates. Maximal degree in co-relation 29879. Up to 18 conditions per place.