/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-b8dbc81 [2023-01-28 00:50:51,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-28 00:50:51,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-28 00:50:51,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-01-28 00:50:51,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-01-28 00:50:51,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-01-28 00:50:51,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-01-28 00:50:51,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-01-28 00:50:51,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-01-28 00:50:51,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-01-28 00:50:51,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-01-28 00:50:51,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-01-28 00:50:51,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-28 00:50:51,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-28 00:50:51,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-28 00:50:51,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-28 00:50:51,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-28 00:50:51,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-28 00:50:51,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-28 00:50:51,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-28 00:50:51,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-28 00:50:51,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-28 00:50:51,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-28 00:50:51,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-28 00:50:51,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-01-28 00:50:51,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-28 00:50:51,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-28 00:50:51,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-28 00:50:51,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf [2023-01-28 00:50:52,010 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-28 00:50:52,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-28 00:50:52,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-28 00:50:52,011 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-28 00:50:52,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-28 00:50:52,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-28 00:50:52,012 INFO L138 SettingsManager]: * Use SBE=true [2023-01-28 00:50:52,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-28 00:50:52,012 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-28 00:50:52,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-28 00:50:52,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-28 00:50:52,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-28 00:50:52,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-28 00:50:52,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-28 00:50:52,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-28 00:50:52,013 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-28 00:50:52,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-28 00:50:52,013 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-28 00:50:52,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-28 00:50:52,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-28 00:50:52,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-28 00:50:52,014 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-28 00:50:52,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-28 00:50:52,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 00:50:52,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-28 00:50:52,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-28 00:50:52,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-28 00:50:52,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-28 00:50:52,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-28 00:50:52,014 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-01-28 00:50:52,014 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-01-28 00:50:52,014 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-01-28 00:50:52,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-28 00:50:52,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-28 00:50:52,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-28 00:50:52,223 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-28 00:50:52,223 INFO L275 PluginConnector]: CDTParser initialized [2023-01-28 00:50:52,224 INFO L432 ainManager$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 [2023-01-28 00:50:53,185 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-28 00:50:53,531 INFO L351 CDTParser]: Found 1 translation units. [2023-01-28 00:50:53,532 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 [2023-01-28 00:50:53,556 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6efed4a52/1d7bab1e0b3947b69723ee84dc5e257f/FLAG32794c40f [2023-01-28 00:50:53,567 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6efed4a52/1d7bab1e0b3947b69723ee84dc5e257f [2023-01-28 00:50:53,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-28 00:50:53,570 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-28 00:50:53,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-28 00:50:53,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-28 00:50:53,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-28 00:50:53,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 12:50:53" (1/1) ... [2023-01-28 00:50:53,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1587fc9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:53, skipping insertion in model container [2023-01-28 00:50:53,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 12:50:53" (1/1) ... [2023-01-28 00:50:53,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-28 00:50:53,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-28 00:50:54,575 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] [2023-01-28 00:50:54,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 00:50:54,696 INFO L203 MainTranslator]: Completed pre-run [2023-01-28 00:50:54,836 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] [2023-01-28 00:50:54,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 00:50:54,902 INFO L208 MainTranslator]: Completed translation [2023-01-28 00:50:54,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:54 WrapperNode [2023-01-28 00:50:54,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-28 00:50:54,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-28 00:50:54,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-28 00:50:54,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-28 00:50:54,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:54" (1/1) ... [2023-01-28 00:50:54,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:54" (1/1) ... [2023-01-28 00:50:55,156 INFO L138 Inliner]: procedures = 310, calls = 1345, calls flagged for inlining = 456, calls inlined = 705, statements flattened = 8349 [2023-01-28 00:50:55,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-28 00:50:55,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-28 00:50:55,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-28 00:50:55,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-28 00:50:55,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:54" (1/1) ... [2023-01-28 00:50:55,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:54" (1/1) ... [2023-01-28 00:50:55,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:54" (1/1) ... [2023-01-28 00:50:55,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:54" (1/1) ... [2023-01-28 00:50:55,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:54" (1/1) ... [2023-01-28 00:50:55,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:54" (1/1) ... [2023-01-28 00:50:55,322 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:54" (1/1) ... [2023-01-28 00:50:55,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:54" (1/1) ... [2023-01-28 00:50:55,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-28 00:50:55,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-28 00:50:55,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-28 00:50:55,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-28 00:50:55,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:54" (1/1) ... [2023-01-28 00:50:55,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 00:50:55,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-28 00:50:55,457 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) [2023-01-28 00:50:55,479 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 [2023-01-28 00:50:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-01-28 00:50:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-01-28 00:50:55,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-01-28 00:50:55,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_5 [2023-01-28 00:50:55,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_5 [2023-01-28 00:50:55,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-28 00:50:55,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-01-28 00:50:55,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-28 00:50:55,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-01-28 00:50:55,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-01-28 00:50:55,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-01-28 00:50:55,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-28 00:50:55,492 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-01-28 00:50:55,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-01-28 00:50:55,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-28 00:50:55,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-01-28 00:50:55,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_4 [2023-01-28 00:50:55,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_4 [2023-01-28 00:50:55,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-28 00:50:55,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_3 [2023-01-28 00:50:55,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_3 [2023-01-28 00:50:55,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-28 00:50:55,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-28 00:50:55,497 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-01-28 00:50:56,031 INFO L236 CfgBuilder]: Building ICFG [2023-01-28 00:50:56,032 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-28 00:51:00,277 INFO L277 CfgBuilder]: Performing block encoding [2023-01-28 00:51:00,307 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-28 00:51:00,307 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-01-28 00:51:00,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 12:51:00 BoogieIcfgContainer [2023-01-28 00:51:00,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-28 00:51:00,316 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-28 00:51:00,316 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-28 00:51:00,319 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-28 00:51:00,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 12:50:53" (1/3) ... [2023-01-28 00:51:00,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f4c6ae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 12:51:00, skipping insertion in model container [2023-01-28 00:51:00,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:54" (2/3) ... [2023-01-28 00:51:00,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f4c6ae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 12:51:00, skipping insertion in model container [2023-01-28 00:51:00,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 12:51:00" (3/3) ... [2023-01-28 00:51:00,320 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2023-01-28 00:51:00,332 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-28 00:51:00,332 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-01-28 00:51:00,332 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-28 00:51:01,376 INFO L144 ThreadInstanceAdder]: Constructed 17 joinOtherThreadTransitions. [2023-01-28 00:51:01,650 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 12821 places, 13454 transitions, 26983 flow [2023-01-28 00:51:29,865 INFO L130 PetriNetUnfolder]: 673/14355 cut-off events. [2023-01-28 00:51:29,865 INFO L131 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2023-01-28 00:51:30,990 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. [2023-01-28 00:51:30,990 INFO L82 GeneralOperation]: Start removeDead. Operand has 12821 places, 13454 transitions, 26983 flow [2023-01-28 00:51:31,216 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 9058 places, 9508 transitions, 19057 flow [2023-01-28 00:51:31,219 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-01-28 00:51:31,226 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 9058 places, 9508 transitions, 19057 flow [2023-01-28 00:51:31,228 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 9058 places, 9508 transitions, 19057 flow [2023-01-28 00:51:31,228 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 9058 places, 9508 transitions, 19057 flow [2023-01-28 00:51:58,656 INFO L130 PetriNetUnfolder]: 673/14355 cut-off events. [2023-01-28 00:51:58,656 INFO L131 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2023-01-28 00:51:59,905 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. [2023-01-28 00:52:06,591 INFO L119 LiptonReduction]: Number of co-enabled transitions 34970002 [2023-01-28 00:59:25,316 WARN L222 SmtUtils]: Spent 8.57s 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) [2023-01-28 00:59:33,246 WARN L222 SmtUtils]: Spent 7.93s 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) [2023-01-28 00:59:44,543 WARN L222 SmtUtils]: Spent 11.30s 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) [2023-01-28 00:59:52,683 WARN L222 SmtUtils]: Spent 8.14s 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) [2023-01-28 01:00:09,418 WARN L222 SmtUtils]: Spent 14.86s 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) [2023-01-28 01:00:21,532 WARN L222 SmtUtils]: Spent 12.11s 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) [2023-01-28 01:00:37,233 WARN L222 SmtUtils]: Spent 15.70s 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) [2023-01-28 01:00:51,137 WARN L222 SmtUtils]: Spent 13.90s 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) [2023-01-28 01:01:03,167 WARN L222 SmtUtils]: Spent 7.89s 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) [2023-01-28 01:01:09,396 WARN L222 SmtUtils]: Spent 6.23s 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) [2023-01-28 01:01:16,863 WARN L222 SmtUtils]: Spent 7.46s 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) [2023-01-28 01:01:22,925 WARN L222 SmtUtils]: Spent 6.06s 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) [2023-01-28 01:01:39,295 WARN L222 SmtUtils]: Spent 14.56s 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) [2023-01-28 01:01:53,324 WARN L222 SmtUtils]: Spent 14.03s 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) [2023-01-28 01:02:13,026 WARN L222 SmtUtils]: Spent 19.70s 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) [2023-01-28 01:02:27,394 WARN L222 SmtUtils]: Spent 14.37s 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) [2023-01-28 01:03:01,857 WARN L222 SmtUtils]: Spent 26.37s 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) [2023-01-28 01:03:22,796 WARN L222 SmtUtils]: Spent 20.94s on a formula simplification that was a NOOP. DAG size: 208 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-01-28 01:03:46,166 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-01-28 01:03:46,239 WARN L238 SmtUtils]: Removed 4 from assertion stack [2023-01-28 01:03:46,240 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction. Reason: Timeout or Toolchain cancelled by user [2023-01-28 01:03:46,241 INFO L158 Benchmark]: Toolchain (without parser) took 772671.61ms. Allocated memory was 331.4MB in the beginning and 14.9GB in the end (delta: 14.5GB). Free memory was 283.1MB in the beginning and 8.6GB in the end (delta: -8.3GB). Peak memory consumption was 9.8GB. Max. memory is 16.0GB. [2023-01-28 01:03:46,242 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 255.9MB. Free memory is still 213.1MB. There was no memory consumed. Max. memory is 16.0GB. [2023-01-28 01:03:46,242 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1331.89ms. Allocated memory is still 331.4MB. Free memory was 283.1MB in the beginning and 210.4MB in the end (delta: 72.8MB). Peak memory consumption was 73.8MB. Max. memory is 16.0GB. [2023-01-28 01:03:46,242 INFO L158 Benchmark]: Boogie Procedure Inliner took 252.71ms. Allocated memory is still 331.4MB. Free memory was 210.4MB in the beginning and 252.5MB in the end (delta: -42.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.0GB. [2023-01-28 01:03:46,243 INFO L158 Benchmark]: Boogie Preprocessor took 277.65ms. Allocated memory was 331.4MB in the beginning and 419.4MB in the end (delta: 88.1MB). Free memory was 252.5MB in the beginning and 339.5MB in the end (delta: -87.0MB). Peak memory consumption was 62.4MB. Max. memory is 16.0GB. [2023-01-28 01:03:46,243 INFO L158 Benchmark]: RCFGBuilder took 4878.79ms. Allocated memory was 419.4MB in the beginning and 700.4MB in the end (delta: 281.0MB). Free memory was 339.5MB in the beginning and 497.7MB in the end (delta: -158.2MB). Peak memory consumption was 182.1MB. Max. memory is 16.0GB. [2023-01-28 01:03:46,243 INFO L158 Benchmark]: TraceAbstraction took 765924.44ms. Allocated memory was 700.4MB in the beginning and 14.9GB in the end (delta: 14.2GB). Free memory was 497.7MB in the beginning and 8.6GB in the end (delta: -8.1GB). Peak memory consumption was 9.6GB. Max. memory is 16.0GB. [2023-01-28 01:03:46,245 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 255.9MB. Free memory is still 213.1MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 1331.89ms. Allocated memory is still 331.4MB. Free memory was 283.1MB in the beginning and 210.4MB in the end (delta: 72.8MB). Peak memory consumption was 73.8MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 252.71ms. Allocated memory is still 331.4MB. Free memory was 210.4MB in the beginning and 252.5MB in the end (delta: -42.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.0GB. * Boogie Preprocessor took 277.65ms. Allocated memory was 331.4MB in the beginning and 419.4MB in the end (delta: 88.1MB). Free memory was 252.5MB in the beginning and 339.5MB in the end (delta: -87.0MB). Peak memory consumption was 62.4MB. Max. memory is 16.0GB. * RCFGBuilder took 4878.79ms. Allocated memory was 419.4MB in the beginning and 700.4MB in the end (delta: 281.0MB). Free memory was 339.5MB in the beginning and 497.7MB in the end (delta: -158.2MB). Peak memory consumption was 182.1MB. Max. memory is 16.0GB. * TraceAbstraction took 765924.44ms. Allocated memory was 700.4MB in the beginning and 14.9GB in the end (delta: 14.2GB). Free memory was 497.7MB in the beginning and 8.6GB in the end (delta: -8.1GB). Peak memory consumption was 9.6GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Toolchain cancelled while CegarLoopFactory was constructing initial abstraction,while PetriNetLargeBlockEncoding was applying PetriNetLargeBlockEncoding to Petri net that has 9058 places, 9508 transitions, 19057 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 9058 places, 9508 transitions, 19057 flow and 2435450 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 212 for 23440ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown