./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.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 BEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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-Reach-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 ! call(reach_error())) ) --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 BEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-09-01 10:00:27,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-09-01 10:00:27,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-09-01 10:00:27,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-09-01 10:00:27,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-09-01 10:00:27,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-09-01 10:00:27,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-09-01 10:00:27,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-09-01 10:00:27,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-09-01 10:00:27,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-09-01 10:00:27,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-09-01 10:00:27,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-09-01 10:00:27,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-09-01 10:00:27,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-09-01 10:00:27,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-09-01 10:00:27,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-09-01 10:00:27,927 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-09-01 10:00:27,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-09-01 10:00:27,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-09-01 10:00:27,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-09-01 10:00:27,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-09-01 10:00:27,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-09-01 10:00:27,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-09-01 10:00:27,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-09-01 10:00:27,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-09-01 10:00:27,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-09-01 10:00:27,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-09-01 10:00:27,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-09-01 10:00:27,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-09-01 10:00:27,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-09-01 10:00:27,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-09-01 10:00:27,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-09-01 10:00:27,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-09-01 10:00:27,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-09-01 10:00:27,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-09-01 10:00:27,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-09-01 10:00:27,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-09-01 10:00:27,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-09-01 10:00:27,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-09-01 10:00:27,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-09-01 10:00:27,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-09-01 10:00:27,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-09-01 10:00:28,009 INFO L113 SettingsManager]: Loading preferences was successful [2023-09-01 10:00:28,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-01 10:00:28,011 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-01 10:00:28,011 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-01 10:00:28,012 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-01 10:00:28,012 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-01 10:00:28,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-01 10:00:28,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-09-01 10:00:28,013 INFO L138 SettingsManager]: * Use SBE=true [2023-09-01 10:00:28,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-01 10:00:28,014 INFO L138 SettingsManager]: * sizeof long=4 [2023-09-01 10:00:28,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-01 10:00:28,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-09-01 10:00:28,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-09-01 10:00:28,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-01 10:00:28,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-01 10:00:28,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-01 10:00:28,015 INFO L138 SettingsManager]: * sizeof long double=12 [2023-09-01 10:00:28,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-09-01 10:00:28,016 INFO L138 SettingsManager]: * Use constant arrays=true [2023-09-01 10:00:28,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-01 10:00:28,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-01 10:00:28,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-01 10:00:28,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-01 10:00:28,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-01 10:00:28,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-01 10:00:28,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-01 10:00:28,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-01 10:00:28,017 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-01 10:00:28,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-01 10:00:28,018 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-09-01 10:00:28,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-01 10:00:28,018 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-09-01 10:00:28,018 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-09-01 10:00:28,018 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-09-01 10:00:28,019 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8933630f4cde50cf36eb2db51c9e240fc5e0c6bd245d32e47623c1906a97a301 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-09-01 10:00:28,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-01 10:00:28,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-01 10:00:28,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-01 10:00:28,317 INFO L271 PluginConnector]: Initializing CDTParser... [2023-09-01 10:00:28,318 INFO L275 PluginConnector]: CDTParser initialized [2023-09-01 10:00:28,319 INFO L432 ainManager$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 [2023-09-01 10:00:29,533 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-09-01 10:00:29,978 INFO L351 CDTParser]: Found 1 translation units. [2023-09-01 10:00:29,979 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 [2023-09-01 10:00:30,011 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/044878463/5d68e892ecb2480881f09339efcfbbcc/FLAGbc48e3a46 [2023-09-01 10:00:30,024 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/044878463/5d68e892ecb2480881f09339efcfbbcc [2023-09-01 10:00:30,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-01 10:00:30,027 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-09-01 10:00:30,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-01 10:00:30,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-01 10:00:30,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-01 10:00:30,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 10:00:30" (1/1) ... [2023-09-01 10:00:30,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@589e48af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:30, skipping insertion in model container [2023-09-01 10:00:30,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 10:00:30" (1/1) ... [2023-09-01 10:00:30,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-09-01 10:00:30,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-09-01 10:00:31,399 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] [2023-09-01 10:00:31,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-01 10:00:31,577 INFO L203 MainTranslator]: Completed pre-run [2023-09-01 10:00:31,852 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] [2023-09-01 10:00:31,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-01 10:00:32,002 INFO L208 MainTranslator]: Completed translation [2023-09-01 10:00:32,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:32 WrapperNode [2023-09-01 10:00:32,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-01 10:00:32,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-01 10:00:32,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-01 10:00:32,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-01 10:00:32,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:32" (1/1) ... [2023-09-01 10:00:32,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:32" (1/1) ... [2023-09-01 10:00:32,380 INFO L138 Inliner]: procedures = 310, calls = 1345, calls flagged for inlining = 456, calls inlined = 705, statements flattened = 8349 [2023-09-01 10:00:32,393 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-01 10:00:32,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-01 10:00:32,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-01 10:00:32,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-09-01 10:00:32,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:32" (1/1) ... [2023-09-01 10:00:32,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:32" (1/1) ... [2023-09-01 10:00:32,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:32" (1/1) ... [2023-09-01 10:00:32,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:32" (1/1) ... [2023-09-01 10:00:32,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:32" (1/1) ... [2023-09-01 10:00:32,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:32" (1/1) ... [2023-09-01 10:00:32,698 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:32" (1/1) ... [2023-09-01 10:00:32,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:32" (1/1) ... [2023-09-01 10:00:32,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-01 10:00:32,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-01 10:00:32,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-09-01 10:00:32,758 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-09-01 10:00:32,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:32" (1/1) ... [2023-09-01 10:00:32,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-01 10:00:32,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-01 10:00:32,790 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) [2023-09-01 10:00:32,813 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 [2023-09-01 10:00:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-09-01 10:00:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-09-01 10:00:32,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-09-01 10:00:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_5 [2023-09-01 10:00:32,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_5 [2023-09-01 10:00:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-01 10:00:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-09-01 10:00:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-01 10:00:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-09-01 10:00:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-09-01 10:00:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-01 10:00:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-01 10:00:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-09-01 10:00:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-09-01 10:00:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-01 10:00:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-09-01 10:00:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_4 [2023-09-01 10:00:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_4 [2023-09-01 10:00:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-01 10:00:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_3 [2023-09-01 10:00:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_3 [2023-09-01 10:00:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-01 10:00:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-01 10:00:32,834 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-09-01 10:00:33,650 INFO L236 CfgBuilder]: Building ICFG [2023-09-01 10:00:33,651 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-01 10:00:39,344 INFO L277 CfgBuilder]: Performing block encoding [2023-09-01 10:00:39,392 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-01 10:00:39,392 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-01 10:00:39,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.09 10:00:39 BoogieIcfgContainer [2023-09-01 10:00:39,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-01 10:00:39,405 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-09-01 10:00:39,405 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-09-01 10:00:39,408 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-09-01 10:00:39,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.09 10:00:30" (1/3) ... [2023-09-01 10:00:39,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11d56a61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.09 10:00:39, skipping insertion in model container [2023-09-01 10:00:39,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:00:32" (2/3) ... [2023-09-01 10:00:39,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11d56a61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.09 10:00:39, skipping insertion in model container [2023-09-01 10:00:39,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.09 10:00:39" (3/3) ... [2023-09-01 10:00:39,412 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2023-09-01 10:00:39,421 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-09-01 10:00:39,430 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-09-01 10:00:39,430 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-09-01 10:00:39,431 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-09-01 10:00:41,214 INFO L144 ThreadInstanceAdder]: Constructed 17 joinOtherThreadTransitions. [2023-09-01 10:00:41,523 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 12821 places, 13454 transitions, 26983 flow [2023-09-01 10:01:18,145 INFO L130 PetriNetUnfolder]: 673/14355 cut-off events. [2023-09-01 10:01:18,145 INFO L131 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2023-09-01 10:01:19,376 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14386 conditions, 14355 events. 673/14355 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 94208 event pairs, 0 based on Foata normal form. 0/13675 useless extension candidates. Maximal degree in co-relation 13857. Up to 14 conditions per place. [2023-09-01 10:01:19,376 INFO L82 GeneralOperation]: Start removeDead. Operand has 12821 places, 13454 transitions, 26983 flow [2023-09-01 10:01:19,936 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 9058 places, 9508 transitions, 19057 flow [2023-09-01 10:01:19,940 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-09-01 10:01:19,948 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 9058 places, 9508 transitions, 19057 flow [2023-09-01 10:01:19,950 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 9058 places, 9508 transitions, 19057 flow [2023-09-01 10:01:19,951 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 9058 places, 9508 transitions, 19057 flow [2023-09-01 10:01:48,924 INFO L130 PetriNetUnfolder]: 673/14355 cut-off events. [2023-09-01 10:01:48,925 INFO L131 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2023-09-01 10:01:50,137 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14386 conditions, 14355 events. 673/14355 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 93984 event pairs, 0 based on Foata normal form. 0/13675 useless extension candidates. Maximal degree in co-relation 13857. Up to 14 conditions per place. [2023-09-01 10:01:57,515 INFO L119 LiptonReduction]: Number of co-enabled transitions 34970002 [2023-09-01 10:09:50,296 WARN L222 SmtUtils]: Spent 12.36s 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) [2023-09-01 10:09:59,109 WARN L222 SmtUtils]: Spent 8.81s 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) [2023-09-01 10:10:09,791 WARN L222 SmtUtils]: Spent 10.68s 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) [2023-09-01 10:10:18,691 WARN L222 SmtUtils]: Spent 8.90s 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) [2023-09-01 10:10:37,769 WARN L222 SmtUtils]: Spent 17.01s on a formula simplification that was a NOOP. DAG size: 197 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:10:50,787 WARN L222 SmtUtils]: Spent 13.02s on a formula simplification that was a NOOP. DAG size: 193 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:11:10,272 WARN L222 SmtUtils]: Spent 19.48s on a formula simplification that was a NOOP. DAG size: 197 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:11:25,456 WARN L222 SmtUtils]: Spent 15.18s on a formula simplification that was a NOOP. DAG size: 193 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:11:39,499 WARN L222 SmtUtils]: Spent 9.74s on a formula simplification that was a NOOP. DAG size: 175 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:11:45,750 WARN L222 SmtUtils]: Spent 6.25s on a formula simplification that was a NOOP. DAG size: 171 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:11:52,751 WARN L222 SmtUtils]: Spent 7.00s on a formula simplification that was a NOOP. DAG size: 175 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:12:14,944 WARN L222 SmtUtils]: Spent 15.38s on a formula simplification that was a NOOP. DAG size: 197 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:12:28,737 WARN L222 SmtUtils]: Spent 13.79s on a formula simplification that was a NOOP. DAG size: 193 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Killed by 15