/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--net--irda--w83977af_ir.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-b8dbc81 [2023-01-28 00:50:46,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-28 00:50:46,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-28 00:50:46,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-01-28 00:50:46,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-28 00:50:46,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-28 00:50:46,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-28 00:50:46,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-28 00:50:46,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-28 00:50:46,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-28 00:50:46,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-28 00:50:46,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-28 00:50:46,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-28 00:50:46,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-28 00:50:46,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-28 00:50:46,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-28 00:50:46,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-01-28 00:50:46,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-28 00:50:46,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-28 00:50:46,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-28 00:50:46,725 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 00:50:46,738 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-28 00:50:46,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-28 00:50:46,738 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-28 00:50:46,738 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-28 00:50:46,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-28 00:50:46,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-28 00:50:46,739 INFO L138 SettingsManager]: * Use SBE=true [2023-01-28 00:50:46,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-28 00:50:46,739 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-28 00:50:46,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-28 00:50:46,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-28 00:50:46,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-28 00:50:46,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-28 00:50:46,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-28 00:50:46,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-28 00:50:46,740 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-28 00:50:46,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-28 00:50:46,740 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-28 00:50:46,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-28 00:50:46,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-28 00:50:46,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-28 00:50:46,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-28 00:50:46,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-28 00:50:46,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 00:50:46,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-28 00:50:46,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-28 00:50:46,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-28 00:50:46,741 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-28 00:50:46,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-28 00:50:46,741 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-01-28 00:50:46,741 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-01-28 00:50:46,741 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-01-28 00:50:46,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-28 00:50:46,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-28 00:50:46,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-28 00:50:46,928 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-28 00:50:46,929 INFO L275 PluginConnector]: CDTParser initialized [2023-01-28 00:50:46,930 INFO L432 ainManager$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 00:50:47,930 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-28 00:50:48,290 INFO L351 CDTParser]: Found 1 translation units. [2023-01-28 00:50:48,290 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 00:50:48,324 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82ca96b50/baafd4052d18424695df229ec243e7a9/FLAG2dd3a5c25 [2023-01-28 00:50:48,337 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82ca96b50/baafd4052d18424695df229ec243e7a9 [2023-01-28 00:50:48,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-28 00:50:48,340 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-28 00:50:48,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-28 00:50:48,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-28 00:50:48,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-28 00:50:48,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 12:50:48" (1/1) ... [2023-01-28 00:50:48,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@457d8f0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:48, skipping insertion in model container [2023-01-28 00:50:48,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 12:50:48" (1/1) ... [2023-01-28 00:50:48,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-28 00:50:48,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-28 00:50:49,455 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 00:50:49,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 00:50:49,684 INFO L203 MainTranslator]: Completed pre-run [2023-01-28 00:50:49,868 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 00:50:49,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 00:50:49,957 INFO L208 MainTranslator]: Completed translation [2023-01-28 00:50:49,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:49 WrapperNode [2023-01-28 00:50:49,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-28 00:50:49,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-28 00:50:49,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-28 00:50:49,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-28 00:50:49,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:49" (1/1) ... [2023-01-28 00:50:50,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:49" (1/1) ... [2023-01-28 00:50:50,166 INFO L138 Inliner]: procedures = 326, calls = 1286, calls flagged for inlining = 514, calls inlined = 855, statements flattened = 7807 [2023-01-28 00:50:50,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-28 00:50:50,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-28 00:50:50,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-28 00:50:50,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-28 00:50:50,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:49" (1/1) ... [2023-01-28 00:50:50,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:49" (1/1) ... [2023-01-28 00:50:50,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:49" (1/1) ... [2023-01-28 00:50:50,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:49" (1/1) ... [2023-01-28 00:50:50,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:49" (1/1) ... [2023-01-28 00:50:50,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:49" (1/1) ... [2023-01-28 00:50:50,328 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:49" (1/1) ... [2023-01-28 00:50:50,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:49" (1/1) ... [2023-01-28 00:50:50,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-28 00:50:50,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-28 00:50:50,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-28 00:50:50,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-28 00:50:50,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:49" (1/1) ... [2023-01-28 00:50:50,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 00:50:50,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-28 00:50:50,422 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 00:50:50,448 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 00:50:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2023-01-28 00:50:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2023-01-28 00:50:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-01-28 00:50:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-01-28 00:50:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2023-01-28 00:50:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2023-01-28 00:50:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-28 00:50:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-01-28 00:50:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-28 00:50:50,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-01-28 00:50:50,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-01-28 00:50:50,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-28 00:50:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-01-28 00:50:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-01-28 00:50:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-28 00:50:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-01-28 00:50:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-28 00:50:50,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-28 00:50:50,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-28 00:50:50,479 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 00:50:50,895 INFO L236 CfgBuilder]: Building ICFG [2023-01-28 00:50:50,897 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-28 00:50:54,945 INFO L277 CfgBuilder]: Performing block encoding [2023-01-28 00:50:54,973 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-28 00:50:54,974 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-01-28 00:50:54,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 12:50:54 BoogieIcfgContainer [2023-01-28 00:50:54,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-28 00:50:54,983 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-28 00:50:54,983 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-28 00:50:54,986 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-28 00:50:54,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 12:50:48" (1/3) ... [2023-01-28 00:50:54,987 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@746e8309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 12:50:54, skipping insertion in model container [2023-01-28 00:50:54,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:50:49" (2/3) ... [2023-01-28 00:50:54,988 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@746e8309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 12:50:54, skipping insertion in model container [2023-01-28 00:50:54,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 12:50:54" (3/3) ... [2023-01-28 00:50:54,991 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-01-28 00:50:55,006 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-28 00:50:55,006 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-01-28 00:50:55,006 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-28 00:50:56,182 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2023-01-28 00:50:56,331 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 11297 places, 11818 transitions, 23700 flow [2023-01-28 00:51:48,825 INFO L130 PetriNetUnfolder]: 1004/22278 cut-off events. [2023-01-28 00:51:48,825 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2023-01-28 00:51:52,155 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 00:51:52,155 INFO L82 GeneralOperation]: Start removeDead. Operand has 11297 places, 11818 transitions, 23700 flow [2023-01-28 00:51:52,643 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 8443 places, 8834 transitions, 17702 flow [2023-01-28 00:51:52,646 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-01-28 00:51:52,651 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 8443 places, 8834 transitions, 17702 flow [2023-01-28 00:51:52,653 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 8443 places, 8834 transitions, 17702 flow [2023-01-28 00:51:52,654 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 8443 places, 8834 transitions, 17702 flow [2023-01-28 00:52:46,181 INFO L130 PetriNetUnfolder]: 1004/22278 cut-off events. [2023-01-28 00:52:46,182 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2023-01-28 00:52:49,688 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 00:53:04,302 INFO L119 LiptonReduction]: Number of co-enabled transitions 42905832 [2023-01-28 01:00:41,326 WARN L222 SmtUtils]: Spent 5.92s 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 01:00:47,268 WARN L222 SmtUtils]: Spent 5.94s 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 01:01:00,688 WARN L222 SmtUtils]: Spent 5.05s 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 01:01:07,763 WARN L222 SmtUtils]: Spent 7.07s 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 01:01:14,396 WARN L222 SmtUtils]: Spent 6.63s 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 01:01:20,157 WARN L222 SmtUtils]: Spent 5.76s 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 01:03:01,311 WARN L222 SmtUtils]: Spent 1.66m on a formula simplification that was a NOOP. DAG size: 1909 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-01-28 01:03:16,467 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 01:03:16,535 WARN L238 SmtUtils]: Removed 623 from assertion stack [2023-01-28 01:03:16,536 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 01:03:16,537 INFO L158 Benchmark]: Toolchain (without parser) took 748197.47ms. Allocated memory was 356.5MB in the beginning and 15.9GB in the end (delta: 15.6GB). Free memory was 288.0MB in the beginning and 11.5GB in the end (delta: -11.2GB). Peak memory consumption was 11.2GB. Max. memory is 16.0GB. [2023-01-28 01:03:16,538 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 356.5MB. Free memory is still 304.6MB. There was no memory consumed. Max. memory is 16.0GB. [2023-01-28 01:03:16,538 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1616.14ms. Allocated memory was 356.5MB in the beginning and 587.2MB in the end (delta: 230.7MB). Free memory was 287.7MB in the beginning and 406.1MB in the end (delta: -118.4MB). Peak memory consumption was 113.7MB. Max. memory is 16.0GB. [2023-01-28 01:03:16,538 INFO L158 Benchmark]: Boogie Procedure Inliner took 207.68ms. Allocated memory is still 587.2MB. Free memory was 406.1MB in the beginning and 361.0MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.0GB. [2023-01-28 01:03:16,539 INFO L158 Benchmark]: Boogie Preprocessor took 221.83ms. Allocated memory is still 587.2MB. Free memory was 361.0MB in the beginning and 327.5MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.0GB. [2023-01-28 01:03:16,539 INFO L158 Benchmark]: RCFGBuilder took 4591.66ms. Allocated memory was 587.2MB in the beginning and 1.1GB in the end (delta: 518.0MB). Free memory was 327.5MB in the beginning and 937.2MB in the end (delta: -609.8MB). Peak memory consumption was 203.0MB. Max. memory is 16.0GB. [2023-01-28 01:03:16,539 INFO L158 Benchmark]: TraceAbstraction took 741553.30ms. Allocated memory was 1.1GB in the beginning and 15.9GB in the end (delta: 14.8GB). Free memory was 936.2MB in the beginning and 11.5GB in the end (delta: -10.5GB). Peak memory consumption was 11.1GB. Max. memory is 16.0GB. [2023-01-28 01:03:16,541 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 356.5MB. Free memory is still 304.6MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 1616.14ms. Allocated memory was 356.5MB in the beginning and 587.2MB in the end (delta: 230.7MB). Free memory was 287.7MB in the beginning and 406.1MB in the end (delta: -118.4MB). Peak memory consumption was 113.7MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 207.68ms. Allocated memory is still 587.2MB. Free memory was 406.1MB in the beginning and 361.0MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 221.83ms. Allocated memory is still 587.2MB. Free memory was 361.0MB in the beginning and 327.5MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.0GB. * RCFGBuilder took 4591.66ms. Allocated memory was 587.2MB in the beginning and 1.1GB in the end (delta: 518.0MB). Free memory was 327.5MB in the beginning and 937.2MB in the end (delta: -609.8MB). Peak memory consumption was 203.0MB. Max. memory is 16.0GB. * TraceAbstraction took 741553.30ms. Allocated memory was 1.1GB in the beginning and 15.9GB in the end (delta: 14.8GB). Free memory was 936.2MB in the beginning and 11.5GB in the end (delta: -10.5GB). Peak memory consumption was 11.1GB. 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 SimplifyDDAWithTimeout was simplifying term of DAG size 1909 for 15208ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown