./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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--spi--spi-tegra20-slink.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8933630f4cde50cf36eb2db51c9e240fc5e0c6bd245d32e47623c1906a97a301 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 08:51:55,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 08:51:55,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 08:51:55,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 08:51:55,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 08:51:55,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 08:51:55,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 08:51:55,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 08:51:55,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 08:51:55,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 08:51:55,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 08:51:55,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 08:51:55,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 08:51:55,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 08:51:55,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 08:51:55,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 08:51:55,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 08:51:55,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 08:51:55,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 08:51:55,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 08:51:55,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 08:51:55,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 08:51:55,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 08:51:55,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 08:51:55,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 08:51:55,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 08:51:55,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 08:51:55,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 08:51:55,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 08:51:55,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 08:51:55,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 08:51:55,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 08:51:55,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 08:51:55,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 08:51:55,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 08:51:55,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 08:51:55,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 08:51:55,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 08:51:55,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 08:51:55,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 08:51:55,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 08:51:55,512 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 08:51:55,539 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 08:51:55,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 08:51:55,543 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 08:51:55,543 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 08:51:55,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 08:51:55,544 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 08:51:55,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 08:51:55,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 08:51:55,546 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 08:51:55,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 08:51:55,547 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 08:51:55,547 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 08:51:55,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 08:51:55,548 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 08:51:55,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 08:51:55,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 08:51:55,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 08:51:55,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 08:51:55,549 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 08:51:55,549 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 08:51:55,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 08:51:55,549 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 08:51:55,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 08:51:55,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 08:51:55,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 08:51:55,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 08:51:55,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 08:51:55,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 08:51:55,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 08:51:55,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 08:51:55,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 08:51:55,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 08:51:55,551 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 08:51:55,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 08:51:55,552 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 08:51:55,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 08:51:55,552 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 08:51:55,552 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8933630f4cde50cf36eb2db51c9e240fc5e0c6bd245d32e47623c1906a97a301 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-30 08:51:55,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 08:51:55,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 08:51:55,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 08:51:55,891 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 08:51:55,892 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 08:51:55,893 INFO L432 ainManager$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--spi--spi-tegra20-slink.ko.cil.i [2023-08-30 08:51:57,148 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 08:51:57,608 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 08:51:57,609 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2023-08-30 08:51:57,648 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/891217939/ae183f935b0c4794ae935ba6766fb320/FLAGa6230acb8 [2023-08-30 08:51:57,660 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/891217939/ae183f935b0c4794ae935ba6766fb320 [2023-08-30 08:51:57,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 08:51:57,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 08:51:57,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 08:51:57,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 08:51:57,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 08:51:57,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 08:51:57" (1/1) ... [2023-08-30 08:51:57,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4674959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:57, skipping insertion in model container [2023-08-30 08:51:57,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 08:51:57" (1/1) ... [2023-08-30 08:51:57,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 08:51:57,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 08:51:59,088 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--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2023-08-30 08:51:59,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 08:51:59,269 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 08:51:59,487 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--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2023-08-30 08:51:59,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 08:51:59,652 INFO L208 MainTranslator]: Completed translation [2023-08-30 08:51:59,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:59 WrapperNode [2023-08-30 08:51:59,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 08:51:59,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 08:51:59,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 08:51:59,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 08:51:59,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:59" (1/1) ... [2023-08-30 08:51:59,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:59" (1/1) ... [2023-08-30 08:51:59,999 INFO L138 Inliner]: procedures = 310, calls = 1345, calls flagged for inlining = 456, calls inlined = 705, statements flattened = 8357 [2023-08-30 08:52:00,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 08:52:00,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 08:52:00,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 08:52:00,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 08:52:00,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:59" (1/1) ... [2023-08-30 08:52:00,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:59" (1/1) ... [2023-08-30 08:52:00,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:59" (1/1) ... [2023-08-30 08:52:00,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:59" (1/1) ... [2023-08-30 08:52:00,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:59" (1/1) ... [2023-08-30 08:52:00,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:59" (1/1) ... [2023-08-30 08:52:00,329 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:59" (1/1) ... [2023-08-30 08:52:00,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:59" (1/1) ... [2023-08-30 08:52:00,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 08:52:00,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 08:52:00,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 08:52:00,414 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 08:52:00,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:59" (1/1) ... [2023-08-30 08:52:00,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 08:52:00,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 08:52:00,445 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) [2023-08-30 08:52:00,474 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 [2023-08-30 08:52:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-08-30 08:52:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-08-30 08:52:00,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-08-30 08:52:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_5 [2023-08-30 08:52:00,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_5 [2023-08-30 08:52:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 08:52:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 08:52:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 08:52:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-30 08:52:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-08-30 08:52:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 08:52:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 08:52:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 08:52:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 08:52:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 08:52:00,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 08:52:00,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_4 [2023-08-30 08:52:00,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_4 [2023-08-30 08:52:00,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 08:52:00,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_3 [2023-08-30 08:52:00,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_3 [2023-08-30 08:52:00,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 08:52:00,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 08:52:00,509 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 08:52:01,179 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 08:52:01,183 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 08:52:06,858 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 08:52:06,893 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 08:52:06,893 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 08:52:06,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 08:52:06 BoogieIcfgContainer [2023-08-30 08:52:06,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 08:52:06,904 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 08:52:06,904 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 08:52:06,907 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 08:52:06,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 08:51:57" (1/3) ... [2023-08-30 08:52:06,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d6332e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 08:52:06, skipping insertion in model container [2023-08-30 08:52:06,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 08:51:59" (2/3) ... [2023-08-30 08:52:06,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d6332e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 08:52:06, skipping insertion in model container [2023-08-30 08:52:06,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 08:52:06" (3/3) ... [2023-08-30 08:52:06,909 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2023-08-30 08:52:06,916 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 08:52:06,924 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 08:52:06,924 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 08:52:06,925 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 08:52:08,611 INFO L144 ThreadInstanceAdder]: Constructed 17 joinOtherThreadTransitions. [2023-08-30 08:52:08,817 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 12836 places, 13469 transitions, 27013 flow [2023-08-30 08:52:40,462 INFO L130 PetriNetUnfolder]: 673/14370 cut-off events. [2023-08-30 08:52:40,462 INFO L131 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2023-08-30 08:52:41,652 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14401 conditions, 14370 events. 673/14370 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 94313 event pairs, 0 based on Foata normal form. 0/13683 useless extension candidates. Maximal degree in co-relation 13872. Up to 14 conditions per place. [2023-08-30 08:52:41,652 INFO L82 GeneralOperation]: Start removeDead. Operand has 12836 places, 13469 transitions, 27013 flow [2023-08-30 08:52:41,925 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 9073 places, 9523 transitions, 19087 flow [2023-08-30 08:52:41,928 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-30 08:52:41,942 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 9073 places, 9523 transitions, 19087 flow [2023-08-30 08:52:41,946 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 9073 places, 9523 transitions, 19087 flow [2023-08-30 08:52:41,946 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 9073 places, 9523 transitions, 19087 flow [2023-08-30 08:53:10,742 INFO L130 PetriNetUnfolder]: 673/14370 cut-off events. [2023-08-30 08:53:10,743 INFO L131 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2023-08-30 08:53:11,982 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14401 conditions, 14370 events. 673/14370 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 94284 event pairs, 0 based on Foata normal form. 0/13683 useless extension candidates. Maximal degree in co-relation 13872. Up to 14 conditions per place. [2023-08-30 08:53:19,100 INFO L119 LiptonReduction]: Number of co-enabled transitions 35115772 [2023-08-30 09:00:52,046 WARN L222 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 171 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:00:57,844 WARN L222 SmtUtils]: Spent 5.80s on a formula simplification that was a NOOP. DAG size: 167 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:01:05,188 WARN L222 SmtUtils]: Spent 7.34s on a formula simplification that was a NOOP. DAG size: 171 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:01:11,286 WARN L222 SmtUtils]: Spent 6.10s on a formula simplification that was a NOOP. DAG size: 167 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:01:22,707 WARN L222 SmtUtils]: Spent 10.49s on a formula simplification that was a NOOP. DAG size: 190 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:01:32,630 WARN L222 SmtUtils]: Spent 9.92s on a formula simplification that was a NOOP. DAG size: 186 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:01:44,481 WARN L222 SmtUtils]: Spent 11.85s on a formula simplification that was a NOOP. DAG size: 190 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:01:52,900 WARN L222 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 186 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:02:07,505 WARN L222 SmtUtils]: Spent 10.22s on a formula simplification that was a NOOP. DAG size: 182 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:02:16,407 WARN L222 SmtUtils]: Spent 8.90s on a formula simplification that was a NOOP. DAG size: 178 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:02:27,331 WARN L222 SmtUtils]: Spent 10.92s on a formula simplification that was a NOOP. DAG size: 182 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:02:36,555 WARN L222 SmtUtils]: Spent 9.22s on a formula simplification that was a NOOP. DAG size: 178 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:02:57,858 WARN L222 SmtUtils]: Spent 7.60s on a formula simplification that was a NOOP. DAG size: 167 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:03:03,896 WARN L222 SmtUtils]: Spent 6.04s on a formula simplification that was a NOOP. DAG size: 163 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:03:11,688 WARN L222 SmtUtils]: Spent 7.79s on a formula simplification that was a NOOP. DAG size: 167 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 09:03:17,781 WARN L222 SmtUtils]: Spent 6.09s on a formula simplification that was a NOOP. DAG size: 163 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Killed by 15