/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--usb--misc--adutux.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-b8dbc81 [2023-01-28 07:05:22,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-28 07:05:22,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-28 07:05:22,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-01-28 07:05:22,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-01-28 07:05:22,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-01-28 07:05:22,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-01-28 07:05:22,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-01-28 07:05:22,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-01-28 07:05:22,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-01-28 07:05:22,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-01-28 07:05:22,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-01-28 07:05:22,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-28 07:05:22,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-28 07:05:22,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-28 07:05:22,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-28 07:05:22,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-28 07:05:22,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-28 07:05:22,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-28 07:05:22,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-28 07:05:22,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-28 07:05:22,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-28 07:05:22,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-28 07:05:22,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-28 07:05:22,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-01-28 07:05:22,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-01-28 07:05:22,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-01-28 07:05:22,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-01-28 07:05:22,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-01-28 07:05:22,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-01-28 07:05:22,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-01-28 07:05:22,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-01-28 07:05:22,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-01-28 07:05:22,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-01-28 07:05:22,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-01-28 07:05:22,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-01-28 07:05:22,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-01-28 07:05:22,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-01-28 07:05:22,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-28 07:05:22,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-28 07:05:22,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-28 07:05:22,254 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 07:05:22,276 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-28 07:05:22,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-28 07:05:22,277 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-28 07:05:22,278 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-28 07:05:22,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-28 07:05:22,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-28 07:05:22,279 INFO L138 SettingsManager]: * Use SBE=true [2023-01-28 07:05:22,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-28 07:05:22,279 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-28 07:05:22,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-28 07:05:22,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-28 07:05:22,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-28 07:05:22,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-28 07:05:22,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-28 07:05:22,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-28 07:05:22,280 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-28 07:05:22,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-28 07:05:22,280 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-28 07:05:22,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-28 07:05:22,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-28 07:05:22,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-28 07:05:22,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-28 07:05:22,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-28 07:05:22,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 07:05:22,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-28 07:05:22,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-28 07:05:22,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-28 07:05:22,281 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-28 07:05:22,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-28 07:05:22,282 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-01-28 07:05:22,282 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-01-28 07:05:22,282 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-01-28 07:05:22,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-28 07:05:22,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-28 07:05:22,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-28 07:05:22,487 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-28 07:05:22,487 INFO L275 PluginConnector]: CDTParser initialized [2023-01-28 07:05:22,488 INFO L432 ainManager$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--usb--misc--adutux.ko.cil.i [2023-01-28 07:05:23,640 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-28 07:05:23,953 INFO L351 CDTParser]: Found 1 translation units. [2023-01-28 07:05:23,953 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2023-01-28 07:05:23,982 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/628ca468c/f6159261e89b409cb8ab346e26bd7aab/FLAGb3795a129 [2023-01-28 07:05:23,998 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/628ca468c/f6159261e89b409cb8ab346e26bd7aab [2023-01-28 07:05:24,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-28 07:05:24,001 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-28 07:05:24,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-28 07:05:24,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-28 07:05:24,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-28 07:05:24,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 07:05:23" (1/1) ... [2023-01-28 07:05:24,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20ec756a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:24, skipping insertion in model container [2023-01-28 07:05:24,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 07:05:23" (1/1) ... [2023-01-28 07:05:24,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-28 07:05:24,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-28 07:05:25,052 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--usb--misc--adutux.ko.cil.i[196530,196543] [2023-01-28 07:05:25,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 07:05:25,213 INFO L203 MainTranslator]: Completed pre-run [2023-01-28 07:05:25,389 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--usb--misc--adutux.ko.cil.i[196530,196543] [2023-01-28 07:05:25,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 07:05:25,449 WARN L667 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-01-28 07:05:25,449 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-01-28 07:05:25,454 INFO L208 MainTranslator]: Completed translation [2023-01-28 07:05:25,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:25 WrapperNode [2023-01-28 07:05:25,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-28 07:05:25,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-28 07:05:25,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-28 07:05:25,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-28 07:05:25,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:25" (1/1) ... [2023-01-28 07:05:25,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:25" (1/1) ... [2023-01-28 07:05:25,657 INFO L138 Inliner]: procedures = 286, calls = 1747, calls flagged for inlining = 461, calls inlined = 521, statements flattened = 6251 [2023-01-28 07:05:25,657 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-28 07:05:25,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-28 07:05:25,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-28 07:05:25,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-28 07:05:25,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:25" (1/1) ... [2023-01-28 07:05:25,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:25" (1/1) ... [2023-01-28 07:05:25,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:25" (1/1) ... [2023-01-28 07:05:25,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:25" (1/1) ... [2023-01-28 07:05:25,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:25" (1/1) ... [2023-01-28 07:05:25,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:25" (1/1) ... [2023-01-28 07:05:25,798 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:25" (1/1) ... [2023-01-28 07:05:25,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:25" (1/1) ... [2023-01-28 07:05:25,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-28 07:05:25,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-28 07:05:25,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-28 07:05:25,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-28 07:05:25,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:25" (1/1) ... [2023-01-28 07:05:25,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 07:05:25,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-28 07:05:25,860 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 07:05:25,879 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 07:05:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-01-28 07:05:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2023-01-28 07:05:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2023-01-28 07:05:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-28 07:05:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_scenario_3 [2023-01-28 07:05:25,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_scenario_3 [2023-01-28 07:05:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-01-28 07:05:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-28 07:05:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-01-28 07:05:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-01-28 07:05:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-28 07:05:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-01-28 07:05:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-01-28 07:05:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-28 07:05:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-01-28 07:05:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-01-28 07:05:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_character_driver_scenario_2 [2023-01-28 07:05:25,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_character_driver_scenario_2 [2023-01-28 07:05:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-28 07:05:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-28 07:05:25,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-28 07:05:25,893 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 07:05:26,337 INFO L236 CfgBuilder]: Building ICFG [2023-01-28 07:05:26,338 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-28 07:05:29,787 INFO L277 CfgBuilder]: Performing block encoding [2023-01-28 07:05:29,814 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-28 07:05:29,814 INFO L302 CfgBuilder]: Removed 29 assume(true) statements. [2023-01-28 07:05:29,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 07:05:29 BoogieIcfgContainer [2023-01-28 07:05:29,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-28 07:05:29,822 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-28 07:05:29,823 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-28 07:05:29,825 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-28 07:05:29,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 07:05:23" (1/3) ... [2023-01-28 07:05:29,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11175456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 07:05:29, skipping insertion in model container [2023-01-28 07:05:29,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 07:05:25" (2/3) ... [2023-01-28 07:05:29,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11175456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 07:05:29, skipping insertion in model container [2023-01-28 07:05:29,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 07:05:29" (3/3) ... [2023-01-28 07:05:29,827 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2023-01-28 07:05:29,838 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-28 07:05:29,839 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-01-28 07:05:29,839 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-28 07:05:30,887 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2023-01-28 07:05:30,980 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 6288 places, 6624 transitions, 13284 flow [2023-01-28 07:05:47,350 INFO L130 PetriNetUnfolder]: 600/10428 cut-off events. [2023-01-28 07:05:47,350 INFO L131 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2023-01-28 07:05:47,832 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10451 conditions, 10428 events. 600/10428 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 57265 event pairs, 0 based on Foata normal form. 0/9820 useless extension candidates. Maximal degree in co-relation 9609. Up to 24 conditions per place. [2023-01-28 07:05:47,832 INFO L82 GeneralOperation]: Start removeDead. Operand has 6288 places, 6624 transitions, 13284 flow [2023-01-28 07:05:48,038 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 6244 places, 6578 transitions, 13180 flow [2023-01-28 07:05:48,041 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-01-28 07:05:48,065 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 6244 places, 6578 transitions, 13180 flow [2023-01-28 07:05:48,067 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 6244 places, 6578 transitions, 13180 flow [2023-01-28 07:05:48,067 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 6244 places, 6578 transitions, 13180 flow [2023-01-28 07:06:01,153 INFO L130 PetriNetUnfolder]: 600/10428 cut-off events. [2023-01-28 07:06:01,154 INFO L131 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2023-01-28 07:06:01,899 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10451 conditions, 10428 events. 600/10428 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 57272 event pairs, 0 based on Foata normal form. 0/9820 useless extension candidates. Maximal degree in co-relation 9609. Up to 24 conditions per place. [2023-01-28 07:06:05,336 INFO L119 LiptonReduction]: Number of co-enabled transitions 14691956 [2023-01-28 07:10:35,611 WARN L222 SmtUtils]: Spent 7.21s on a formula simplification that was a NOOP. DAG size: 780 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:10:43,247 WARN L222 SmtUtils]: Spent 7.63s on a formula simplification that was a NOOP. DAG size: 780 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:10:51,758 WARN L222 SmtUtils]: Spent 8.51s on a formula simplification. DAG size of input: 789 DAG size of output: 787 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:10:57,265 WARN L222 SmtUtils]: Spent 5.50s on a formula simplification that was a NOOP. DAG size: 786 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:11:05,489 WARN L222 SmtUtils]: Spent 5.48s on a formula simplification that was a NOOP. DAG size: 1063 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:11:15,679 WARN L222 SmtUtils]: Spent 5.20s on a formula simplification that was a NOOP. DAG size: 1063 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:11:21,091 WARN L222 SmtUtils]: Spent 5.41s on a formula simplification that was a NOOP. DAG size: 1063 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:11:29,082 WARN L222 SmtUtils]: Spent 7.99s on a formula simplification that was a NOOP. DAG size: 1295 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:11:37,106 WARN L222 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 1295 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:11:47,022 WARN L222 SmtUtils]: Spent 9.91s on a formula simplification that was a NOOP. DAG size: 1301 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:11:56,810 WARN L222 SmtUtils]: Spent 9.79s on a formula simplification that was a NOOP. DAG size: 1301 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:12:05,546 WARN L222 SmtUtils]: Spent 8.68s on a formula simplification that was a NOOP. DAG size: 1512 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:12:14,837 WARN L222 SmtUtils]: Spent 9.29s on a formula simplification that was a NOOP. DAG size: 1512 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:12:22,960 WARN L222 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 1512 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:12:32,538 WARN L222 SmtUtils]: Spent 9.58s on a formula simplification that was a NOOP. DAG size: 1512 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-28 07:18:24,115 WARN L222 SmtUtils]: Spent 5.85m on a formula simplification that was a NOOP. DAG size: 2719 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-01-28 07:19:23,724 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 07:19:23,812 WARN L238 SmtUtils]: Removed 924 from assertion stack [2023-01-28 07:19:23,812 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 07:19:23,814 INFO L158 Benchmark]: Toolchain (without parser) took 839813.02ms. Allocated memory was 331.4MB in the beginning and 12.2GB in the end (delta: 11.9GB). Free memory was 272.2MB in the beginning and 4.0GB in the end (delta: -3.7GB). Peak memory consumption was 10.9GB. Max. memory is 16.0GB. [2023-01-28 07:19:23,814 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 331.4MB. Free memory is still 277.8MB. There was no memory consumed. Max. memory is 16.0GB. [2023-01-28 07:19:23,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1452.46ms. Allocated memory was 331.4MB in the beginning and 482.3MB in the end (delta: 151.0MB). Free memory was 272.2MB in the beginning and 346.8MB in the end (delta: -74.6MB). Peak memory consumption was 77.6MB. Max. memory is 16.0GB. [2023-01-28 07:19:23,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 202.22ms. Allocated memory is still 482.3MB. Free memory was 346.8MB in the beginning and 314.3MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.0GB. [2023-01-28 07:19:23,815 INFO L158 Benchmark]: Boogie Preprocessor took 177.86ms. Allocated memory is still 482.3MB. Free memory was 314.3MB in the beginning and 288.1MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. [2023-01-28 07:19:23,815 INFO L158 Benchmark]: RCFGBuilder took 3983.56ms. Allocated memory was 482.3MB in the beginning and 752.9MB in the end (delta: 270.5MB). Free memory was 288.1MB in the beginning and 623.2MB in the end (delta: -335.0MB). Peak memory consumption was 192.4MB. Max. memory is 16.0GB. [2023-01-28 07:19:23,816 INFO L158 Benchmark]: TraceAbstraction took 833990.60ms. Allocated memory was 752.9MB in the beginning and 12.2GB in the end (delta: 11.5GB). Free memory was 622.1MB in the beginning and 4.0GB in the end (delta: -3.4GB). Peak memory consumption was 10.8GB. Max. memory is 16.0GB. [2023-01-28 07:19:23,818 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 331.4MB. Free memory is still 277.8MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 1452.46ms. Allocated memory was 331.4MB in the beginning and 482.3MB in the end (delta: 151.0MB). Free memory was 272.2MB in the beginning and 346.8MB in the end (delta: -74.6MB). Peak memory consumption was 77.6MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 202.22ms. Allocated memory is still 482.3MB. Free memory was 346.8MB in the beginning and 314.3MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.0GB. * Boogie Preprocessor took 177.86ms. Allocated memory is still 482.3MB. Free memory was 314.3MB in the beginning and 288.1MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. * RCFGBuilder took 3983.56ms. Allocated memory was 482.3MB in the beginning and 752.9MB in the end (delta: 270.5MB). Free memory was 288.1MB in the beginning and 623.2MB in the end (delta: -335.0MB). Peak memory consumption was 192.4MB. Max. memory is 16.0GB. * TraceAbstraction took 833990.60ms. Allocated memory was 752.9MB in the beginning and 12.2GB in the end (delta: 11.5GB). Free memory was 622.1MB in the beginning and 4.0GB in the end (delta: -3.4GB). Peak memory consumption was 10.8GB. 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 6244 places, 6578 transitions, 13180 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 6244 places, 6578 transitions, 13180 flow and 258292 co-enabled transitions pairs.,while SimplifyDDAWithTimeout was simplifying term of DAG size 2719 for 59692ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown