./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 TOGETHER --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 TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 13:07:27,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 13:07:27,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 13:07:27,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 13:07:27,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 13:07:27,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 13:07:27,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 13:07:27,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 13:07:27,095 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 13:07:27,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 13:07:27,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 13:07:27,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 13:07:27,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 13:07:27,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 13:07:27,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 13:07:27,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 13:07:27,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 13:07:27,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 13:07:27,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 13:07:27,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 13:07:27,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 13:07:27,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 13:07:27,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 13:07:27,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 13:07:27,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 13:07:27,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 13:07:27,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 13:07:27,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 13:07:27,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 13:07:27,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 13:07:27,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 13:07:27,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 13:07:27,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 13:07:27,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 13:07:27,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 13:07:27,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 13:07:27,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 13:07:27,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 13:07:27,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 13:07:27,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 13:07:27,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 13:07:27,139 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 13:07:27,178 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 13:07:27,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 13:07:27,179 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 13:07:27,179 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 13:07:27,180 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 13:07:27,180 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 13:07:27,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 13:07:27,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 13:07:27,182 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 13:07:27,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 13:07:27,183 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 13:07:27,183 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 13:07:27,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 13:07:27,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 13:07:27,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 13:07:27,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 13:07:27,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 13:07:27,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 13:07:27,184 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 13:07:27,184 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 13:07:27,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 13:07:27,185 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 13:07:27,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 13:07:27,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 13:07:27,185 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 13:07:27,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 13:07:27,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 13:07:27,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 13:07:27,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 13:07:27,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 13:07:27,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 13:07:27,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 13:07:27,187 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 13:07:27,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 13:07:27,187 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 13:07:27,188 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 13:07:27,188 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 13:07:27,188 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8933630f4cde50cf36eb2db51c9e240fc5e0c6bd245d32e47623c1906a97a301 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-30 13:07:27,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 13:07:27,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 13:07:27,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 13:07:27,509 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 13:07:27,510 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 13:07:27,511 INFO L432 ainManager$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 13:07:28,622 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 13:07:29,060 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 13:07:29,061 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 13:07:29,094 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec05d24fe/d76570b32c3b4109b4f9bcb7f3761eb3/FLAG5ef4ca83a [2023-08-30 13:07:29,110 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec05d24fe/d76570b32c3b4109b4f9bcb7f3761eb3 [2023-08-30 13:07:29,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 13:07:29,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 13:07:29,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 13:07:29,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 13:07:29,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 13:07:29,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:07:29" (1/1) ... [2023-08-30 13:07:29,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fbff7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:29, skipping insertion in model container [2023-08-30 13:07:29,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:07:29" (1/1) ... [2023-08-30 13:07:29,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 13:07:29,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 13:07:30,341 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 13:07:30,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 13:07:30,564 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 13:07:30,818 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 13:07:30,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 13:07:30,934 INFO L208 MainTranslator]: Completed translation [2023-08-30 13:07:30,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:30 WrapperNode [2023-08-30 13:07:30,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 13:07:30,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 13:07:30,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 13:07:30,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 13:07:30,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:30" (1/1) ... [2023-08-30 13:07:31,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:30" (1/1) ... [2023-08-30 13:07:31,284 INFO L138 Inliner]: procedures = 310, calls = 1345, calls flagged for inlining = 456, calls inlined = 705, statements flattened = 8357 [2023-08-30 13:07:31,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 13:07:31,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 13:07:31,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 13:07:31,287 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 13:07:31,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:30" (1/1) ... [2023-08-30 13:07:31,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:30" (1/1) ... [2023-08-30 13:07:31,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:30" (1/1) ... [2023-08-30 13:07:31,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:30" (1/1) ... [2023-08-30 13:07:31,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:30" (1/1) ... [2023-08-30 13:07:31,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:30" (1/1) ... [2023-08-30 13:07:31,608 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:30" (1/1) ... [2023-08-30 13:07:31,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:30" (1/1) ... [2023-08-30 13:07:31,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 13:07:31,665 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 13:07:31,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 13:07:31,665 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 13:07:31,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:30" (1/1) ... [2023-08-30 13:07:31,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 13:07:31,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 13:07:31,698 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 13:07:31,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-08-30 13:07:31,771 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 13:07:31,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-08-30 13:07:31,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-08-30 13:07:31,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_5 [2023-08-30 13:07:31,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_5 [2023-08-30 13:07:31,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 13:07:31,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 13:07:31,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 13:07:31,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-30 13:07:31,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-08-30 13:07:31,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 13:07:31,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 13:07:31,811 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 13:07:31,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 13:07:31,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 13:07:31,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 13:07:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_4 [2023-08-30 13:07:31,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_4 [2023-08-30 13:07:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 13:07:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_3 [2023-08-30 13:07:31,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_3 [2023-08-30 13:07:31,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 13:07:31,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 13:07:31,818 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 13:07:32,557 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 13:07:32,559 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 13:07:38,398 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 13:07:38,434 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 13:07:38,434 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 13:07:38,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:07:38 BoogieIcfgContainer [2023-08-30 13:07:38,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 13:07:38,448 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 13:07:38,448 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 13:07:38,451 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 13:07:38,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:07:29" (1/3) ... [2023-08-30 13:07:38,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@291fccc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:07:38, skipping insertion in model container [2023-08-30 13:07:38,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:07:30" (2/3) ... [2023-08-30 13:07:38,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@291fccc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:07:38, skipping insertion in model container [2023-08-30 13:07:38,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:07:38" (3/3) ... [2023-08-30 13:07:38,455 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2023-08-30 13:07:38,462 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 13:07:38,470 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 13:07:38,470 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 13:07:38,470 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 13:07:40,222 INFO L144 ThreadInstanceAdder]: Constructed 17 joinOtherThreadTransitions. [2023-08-30 13:07:40,467 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 12836 places, 13469 transitions, 27013 flow [2023-08-30 13:08:13,829 INFO L130 PetriNetUnfolder]: 673/14370 cut-off events. [2023-08-30 13:08:13,829 INFO L131 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2023-08-30 13:08:14,996 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 13:08:14,997 INFO L82 GeneralOperation]: Start removeDead. Operand has 12836 places, 13469 transitions, 27013 flow [2023-08-30 13:08:15,279 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 9073 places, 9523 transitions, 19087 flow [2023-08-30 13:08:15,283 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-30 13:08:15,296 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 9073 places, 9523 transitions, 19087 flow [2023-08-30 13:08:15,300 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 9073 places, 9523 transitions, 19087 flow [2023-08-30 13:08:15,300 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 9073 places, 9523 transitions, 19087 flow [2023-08-30 13:08:45,659 INFO L130 PetriNetUnfolder]: 673/14370 cut-off events. [2023-08-30 13:08:45,659 INFO L131 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2023-08-30 13:08:46,840 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 13:08:55,068 INFO L119 LiptonReduction]: Number of co-enabled transitions 35115772 [2023-08-30 13:16:35,947 WARN L222 SmtUtils]: Spent 8.25s 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 13:16:41,561 WARN L222 SmtUtils]: Spent 5.61s 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 13:16:49,437 WARN L222 SmtUtils]: Spent 7.87s 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 13:16:55,928 WARN L222 SmtUtils]: Spent 6.49s 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 13:17:07,674 WARN L222 SmtUtils]: Spent 10.79s 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 13:17:16,635 WARN L222 SmtUtils]: Spent 8.96s 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 13:17:27,551 WARN L222 SmtUtils]: Spent 10.91s 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 13:17:35,860 WARN L222 SmtUtils]: Spent 8.31s 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 13:17:50,996 WARN L222 SmtUtils]: Spent 10.55s 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 13:17:59,326 WARN L222 SmtUtils]: Spent 8.33s 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 13:18:09,470 WARN L222 SmtUtils]: Spent 10.14s 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 13:18:18,378 WARN L222 SmtUtils]: Spent 8.91s 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 13:18:39,316 WARN L222 SmtUtils]: Spent 7.41s 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 13:18:44,950 WARN L222 SmtUtils]: Spent 5.63s 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 13:18:52,186 WARN L222 SmtUtils]: Spent 7.23s 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 13:18:57,787 WARN L222 SmtUtils]: Spent 5.60s 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 13:19:36,386 WARN L222 SmtUtils]: Spent 20.86s on a formula simplification that was a NOOP. DAG size: 212 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Killed by 15