/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 AFTER -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-b8dbc81 [2023-01-28 07:05:16,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-28 07:05:16,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-28 07:05:16,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-01-28 07:05:16,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-01-28 07:05:16,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-01-28 07:05:16,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-01-28 07:05:16,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-01-28 07:05:16,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-01-28 07:05:16,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-01-28 07:05:16,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-01-28 07:05:16,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-01-28 07:05:16,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-28 07:05:16,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-28 07:05:16,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-28 07:05:16,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-28 07:05:16,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-28 07:05:16,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-28 07:05:16,355 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-28 07:05:16,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-28 07:05:16,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-28 07:05:16,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-28 07:05:16,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-28 07:05:16,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-28 07:05:16,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-01-28 07:05:16,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-01-28 07:05:16,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-01-28 07:05:16,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-01-28 07:05:16,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-01-28 07:05:16,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-01-28 07:05:16,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-01-28 07:05:16,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-01-28 07:05:16,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-01-28 07:05:16,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-01-28 07:05:16,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-01-28 07:05:16,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-01-28 07:05:16,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-01-28 07:05:16,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-01-28 07:05:16,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-28 07:05:16,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-28 07:05:16,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-28 07:05:16,366 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 07:05:16,379 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-28 07:05:16,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-28 07:05:16,380 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-28 07:05:16,380 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-28 07:05:16,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-28 07:05:16,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-28 07:05:16,381 INFO L138 SettingsManager]: * Use SBE=true [2023-01-28 07:05:16,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-28 07:05:16,381 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-28 07:05:16,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-28 07:05:16,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-28 07:05:16,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-28 07:05:16,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-28 07:05:16,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-28 07:05:16,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-28 07:05:16,382 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-28 07:05:16,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-28 07:05:16,382 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-28 07:05:16,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-28 07:05:16,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-28 07:05:16,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-28 07:05:16,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-28 07:05:16,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-28 07:05:16,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 07:05:16,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-28 07:05:16,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-28 07:05:16,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-28 07:05:16,384 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-28 07:05:16,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-28 07:05:16,384 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-01-28 07:05:16,384 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-01-28 07:05:16,384 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-01-28 07:05:16,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-28 07:05:16,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-28 07:05:16,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-28 07:05:16,575 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-28 07:05:16,577 INFO L275 PluginConnector]: CDTParser initialized [2023-01-28 07:05:16,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-01-28 07:05:17,634 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-28 07:05:17,997 INFO L351 CDTParser]: Found 1 translation units. [2023-01-28 07:05:17,997 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-01-28 07:05:18,024 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/656ba713e/0fd05dc484ab4db0a75783e30aa39fe6/FLAG31d3520b0 [2023-01-28 07:05:18,035 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/656ba713e/0fd05dc484ab4db0a75783e30aa39fe6 [2023-01-28 07:05:18,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-28 07:05:18,037 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-28 07:05:18,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-28 07:05:18,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-28 07:05:18,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-28 07:05:18,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 07:05:18" (1/1) ... [2023-01-28 07:05:18,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fd25254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:18, skipping insertion in model container [2023-01-28 07:05:18,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 07:05:18" (1/1) ... [2023-01-28 07:05:18,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-28 07:05:18,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-28 07:05:19,192 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-01-28 07:05:19,390 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 07:05:19,412 INFO L203 MainTranslator]: Completed pre-run [2023-01-28 07:05:19,577 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-01-28 07:05:19,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 07:05:19,734 INFO L208 MainTranslator]: Completed translation [2023-01-28 07:05:19,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:19 WrapperNode [2023-01-28 07:05:19,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-28 07:05:19,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-28 07:05:19,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-28 07:05:19,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-28 07:05:19,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:19" (1/1) ... [2023-01-28 07:05:19,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:19" (1/1) ... [2023-01-28 07:05:19,973 INFO L138 Inliner]: procedures = 326, calls = 1286, calls flagged for inlining = 514, calls inlined = 855, statements flattened = 7807 [2023-01-28 07:05:19,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-28 07:05:19,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-28 07:05:19,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-28 07:05:19,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-28 07:05:19,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:19" (1/1) ... [2023-01-28 07:05:19,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:19" (1/1) ... [2023-01-28 07:05:20,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:19" (1/1) ... [2023-01-28 07:05:20,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:19" (1/1) ... [2023-01-28 07:05:20,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:19" (1/1) ... [2023-01-28 07:05:20,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:19" (1/1) ... [2023-01-28 07:05:20,165 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:19" (1/1) ... [2023-01-28 07:05:20,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:19" (1/1) ... [2023-01-28 07:05:20,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-28 07:05:20,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-28 07:05:20,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-28 07:05:20,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-28 07:05:20,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:19" (1/1) ... [2023-01-28 07:05:20,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 07:05:20,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-28 07:05:20,241 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 07:05:20,262 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 07:05:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2023-01-28 07:05:20,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2023-01-28 07:05:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-01-28 07:05:20,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-01-28 07:05:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2023-01-28 07:05:20,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2023-01-28 07:05:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-28 07:05:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-01-28 07:05:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-28 07:05:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-01-28 07:05:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-01-28 07:05:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-28 07:05:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-01-28 07:05:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-01-28 07:05:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-28 07:05:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-01-28 07:05:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-28 07:05:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-28 07:05:20,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-28 07:05:20,280 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 07:05:20,752 INFO L236 CfgBuilder]: Building ICFG [2023-01-28 07:05:20,754 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-28 07:05:24,941 INFO L277 CfgBuilder]: Performing block encoding [2023-01-28 07:05:24,969 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-28 07:05:24,970 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-01-28 07:05:24,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 07:05:24 BoogieIcfgContainer [2023-01-28 07:05:24,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-28 07:05:24,977 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-28 07:05:24,977 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-28 07:05:24,979 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-28 07:05:24,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 07:05:18" (1/3) ... [2023-01-28 07:05:24,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43b731ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 07:05:24, skipping insertion in model container [2023-01-28 07:05:24,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:19" (2/3) ... [2023-01-28 07:05:24,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43b731ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 07:05:24, skipping insertion in model container [2023-01-28 07:05:24,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 07:05:24" (3/3) ... [2023-01-28 07:05:24,981 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-01-28 07:05:24,992 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-28 07:05:24,992 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-01-28 07:05:24,992 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-28 07:05:26,033 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2023-01-28 07:05:26,151 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 11297 places, 11818 transitions, 23700 flow [2023-01-28 07:06:26,452 INFO L130 PetriNetUnfolder]: 1004/22278 cut-off events. [2023-01-28 07:06:26,452 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2023-01-28 07:06:29,673 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22312 conditions, 22278 events. 1004/22278 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 159659 event pairs, 1 based on Foata normal form. 0/21259 useless extension candidates. Maximal degree in co-relation 21713. Up to 18 conditions per place. [2023-01-28 07:06:29,673 INFO L82 GeneralOperation]: Start removeDead. Operand has 11297 places, 11818 transitions, 23700 flow [2023-01-28 07:06:30,427 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 8443 places, 8834 transitions, 17702 flow [2023-01-28 07:06:30,431 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-01-28 07:06:30,449 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 8443 places, 8834 transitions, 17702 flow [2023-01-28 07:06:30,451 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 8443 places, 8834 transitions, 17702 flow [2023-01-28 07:06:30,451 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 8443 places, 8834 transitions, 17702 flow [2023-01-28 07:07:35,427 INFO L130 PetriNetUnfolder]: 1004/22278 cut-off events. [2023-01-28 07:07:35,428 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2023-01-28 07:07:38,736 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22312 conditions, 22278 events. 1004/22278 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 159455 event pairs, 1 based on Foata normal form. 0/21259 useless extension candidates. Maximal degree in co-relation 21713. Up to 18 conditions per place. [2023-01-28 07:07:56,890 INFO L119 LiptonReduction]: Number of co-enabled transitions 42905832 [2023-01-28 07:15:42,877 WARN L222 SmtUtils]: Spent 5.97s on a formula simplification that was a NOOP. DAG size: 750 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:15:48,761 WARN L222 SmtUtils]: Spent 5.88s on a formula simplification that was a NOOP. DAG size: 750 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:16:04,590 WARN L222 SmtUtils]: Spent 7.23s on a formula simplification that was a NOOP. DAG size: 1184 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:16:11,775 WARN L222 SmtUtils]: Spent 7.18s on a formula simplification that was a NOOP. DAG size: 1184 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:16:18,931 WARN L222 SmtUtils]: Spent 7.15s on a formula simplification that was a NOOP. DAG size: 1184 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:16:26,133 WARN L222 SmtUtils]: Spent 7.20s on a formula simplification that was a NOOP. DAG size: 1184 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-01-28 07:18:04,993 WARN L238 SmtUtils]: Removed 21 from assertion stack [2023-01-28 07:18:04,993 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 07:18:04,996 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 07:18:04,998 INFO L158 Benchmark]: Toolchain (without parser) took 766960.27ms. Allocated memory was 461.4MB in the beginning and 15.8GB in the end (delta: 15.4GB). Free memory was 401.7MB in the beginning and 14.5GB in the end (delta: -14.1GB). Peak memory consumption was 10.1GB. Max. memory is 16.0GB. [2023-01-28 07:18:04,998 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 337.6MB. Free memory is still 286.6MB. There was no memory consumed. Max. memory is 16.0GB. [2023-01-28 07:18:04,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1696.95ms. Allocated memory is still 461.4MB. Free memory was 401.7MB in the beginning and 390.6MB in the end (delta: 11.1MB). Peak memory consumption was 113.8MB. Max. memory is 16.0GB. [2023-01-28 07:18:04,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 236.93ms. Allocated memory is still 461.4MB. Free memory was 390.6MB in the beginning and 346.6MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.0GB. [2023-01-28 07:18:04,999 INFO L158 Benchmark]: Boogie Preprocessor took 244.02ms. Allocated memory is still 461.4MB. Free memory was 346.6MB in the beginning and 314.1MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.0GB. [2023-01-28 07:18:04,999 INFO L158 Benchmark]: RCFGBuilder took 4756.98ms. Allocated memory was 461.4MB in the beginning and 922.7MB in the end (delta: 461.4MB). Free memory was 314.1MB in the beginning and 730.2MB in the end (delta: -416.1MB). Peak memory consumption was 146.0MB. Max. memory is 16.0GB. [2023-01-28 07:18:05,000 INFO L158 Benchmark]: TraceAbstraction took 760020.17ms. Allocated memory was 922.7MB in the beginning and 15.8GB in the end (delta: 14.9GB). Free memory was 730.2MB in the beginning and 14.5GB in the end (delta: -13.7GB). Peak memory consumption was 10.0GB. Max. memory is 16.0GB. [2023-01-28 07:18:05,002 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 337.6MB. Free memory is still 286.6MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 1696.95ms. Allocated memory is still 461.4MB. Free memory was 401.7MB in the beginning and 390.6MB in the end (delta: 11.1MB). Peak memory consumption was 113.8MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 236.93ms. Allocated memory is still 461.4MB. Free memory was 390.6MB in the beginning and 346.6MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.0GB. * Boogie Preprocessor took 244.02ms. Allocated memory is still 461.4MB. Free memory was 346.6MB in the beginning and 314.1MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.0GB. * RCFGBuilder took 4756.98ms. Allocated memory was 461.4MB in the beginning and 922.7MB in the end (delta: 461.4MB). Free memory was 314.1MB in the beginning and 730.2MB in the end (delta: -416.1MB). Peak memory consumption was 146.0MB. Max. memory is 16.0GB. * TraceAbstraction took 760020.17ms. Allocated memory was 922.7MB in the beginning and 15.8GB in the end (delta: 14.9GB). Free memory was 730.2MB in the beginning and 14.5GB in the end (delta: -13.7GB). Peak memory consumption was 10.0GB. 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 8443 places, 8834 transitions, 17702 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 8443 places, 8834 transitions, 17702 flow and 285368 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 1909 for 96244ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown