./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c0e017f3c0af47f3c2952b0a985913e653ec970f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:14:35,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:14:35,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:14:35,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:14:35,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:14:35,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:14:35,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:14:35,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:14:35,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:14:35,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:14:35,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:14:35,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:14:35,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:14:35,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:14:35,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:14:35,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:14:35,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:14:35,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:14:35,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:14:35,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:14:35,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:14:35,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:14:35,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:14:35,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:14:35,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:14:35,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:14:35,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:14:35,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:14:35,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:14:35,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:14:35,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:14:35,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:14:35,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:14:35,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:14:35,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:14:35,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:14:35,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:14:35,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:14:35,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:14:35,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:14:35,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:14:35,276 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 01:14:35,321 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:14:35,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:14:35,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:14:35,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:14:35,325 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:14:35,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:14:35,325 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:14:35,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:14:35,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:14:35,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:14:35,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:14:35,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:14:35,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:14:35,328 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:14:35,328 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:14:35,329 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:14:35,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:14:35,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:14:35,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:14:35,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:14:35,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:14:35,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:14:35,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:14:35,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:14:35,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:14:35,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:14:35,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:14:35,332 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:14:35,332 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:14:35,332 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0e017f3c0af47f3c2952b0a985913e653ec970f [2020-11-30 01:14:35,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:14:35,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:14:35,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:14:35,754 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:14:35,760 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:14:35,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer/../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2020-11-30 01:14:35,849 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer/data/5edf9df9c/903b02c157d94110a179d0afc39f5a4d/FLAG11e8358ec [2020-11-30 01:14:36,758 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:14:36,759 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2020-11-30 01:14:36,804 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer/data/5edf9df9c/903b02c157d94110a179d0afc39f5a4d/FLAG11e8358ec [2020-11-30 01:14:36,922 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer/data/5edf9df9c/903b02c157d94110a179d0afc39f5a4d [2020-11-30 01:14:36,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:14:36,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:14:36,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:14:36,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:14:36,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:14:36,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:14:36" (1/1) ... [2020-11-30 01:14:36,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@315dcd2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:36, skipping insertion in model container [2020-11-30 01:14:36,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:14:36" (1/1) ... [2020-11-30 01:14:36,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:14:37,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:14:37,270 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 01:14:38,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:14:38,067 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:14:38,091 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 01:14:38,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:14:38,662 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:14:38,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:38 WrapperNode [2020-11-30 01:14:38,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:14:38,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:14:38,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:14:38,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:14:38,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:38" (1/1) ... [2020-11-30 01:14:38,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:38" (1/1) ... [2020-11-30 01:14:38,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:14:38,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:14:38,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:14:38,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:14:38,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:38" (1/1) ... [2020-11-30 01:14:38,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:38" (1/1) ... [2020-11-30 01:14:38,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:38" (1/1) ... [2020-11-30 01:14:38,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:38" (1/1) ... [2020-11-30 01:14:38,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:38" (1/1) ... [2020-11-30 01:14:38,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:38" (1/1) ... [2020-11-30 01:14:38,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:38" (1/1) ... [2020-11-30 01:14:38,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:14:38,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:14:38,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:14:38,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:14:38,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:14:39,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-30 01:14:39,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:14:39,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-30 01:14:39,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 01:14:39,017 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-30 01:14:39,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-30 01:14:39,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:14:39,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:14:39,018 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2020-11-30 01:14:39,018 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2020-11-30 01:14:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:14:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 01:14:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:14:39,021 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 01:14:40,514 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:14:40,515 INFO L298 CfgBuilder]: Removed 36 assume(true) statements. [2020-11-30 01:14:40,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:14:40 BoogieIcfgContainer [2020-11-30 01:14:40,517 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:14:40,519 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:14:40,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:14:40,526 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:14:40,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:14:36" (1/3) ... [2020-11-30 01:14:40,527 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dc8f8ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:14:40, skipping insertion in model container [2020-11-30 01:14:40,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:38" (2/3) ... [2020-11-30 01:14:40,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dc8f8ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:14:40, skipping insertion in model container [2020-11-30 01:14:40,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:14:40" (3/3) ... [2020-11-30 01:14:40,531 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_4-container_of.i [2020-11-30 01:14:40,544 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-30 01:14:40,545 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:14:40,550 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-11-30 01:14:40,551 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-30 01:14:40,617 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,618 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,618 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,618 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,619 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,619 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,619 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,619 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,620 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,620 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,620 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,621 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,621 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,621 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,622 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,623 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,623 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,624 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,624 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,624 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,624 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,625 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,625 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,625 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,626 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,626 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,627 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,627 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,627 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,627 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,628 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,629 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,630 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,630 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,630 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,631 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,631 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,631 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,632 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,632 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,633 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,633 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,633 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,634 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,634 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,634 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,634 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,635 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,635 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,635 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,635 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,636 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,636 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,636 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,636 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,637 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,637 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,637 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,638 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,638 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,638 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,639 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,639 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,640 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,640 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,640 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,642 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,643 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,643 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,643 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,646 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,647 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,647 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,647 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,647 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,648 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,648 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,648 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,649 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,650 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,650 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,651 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,651 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,655 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,655 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,655 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,655 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,656 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,656 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,656 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,656 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,656 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,657 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,657 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,657 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,657 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 01:14:40,672 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-11-30 01:14:40,688 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-11-30 01:14:40,724 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:14:40,724 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:14:40,725 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:14:40,725 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:14:40,725 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:14:40,725 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:14:40,725 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:14:40,725 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:14:40,746 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-30 01:14:40,752 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 159 places, 165 transitions, 352 flow [2020-11-30 01:14:40,757 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 159 places, 165 transitions, 352 flow [2020-11-30 01:14:40,759 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 159 places, 165 transitions, 352 flow [2020-11-30 01:14:40,890 INFO L129 PetriNetUnfolder]: 15/219 cut-off events. [2020-11-30 01:14:40,891 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-11-30 01:14:40,898 INFO L80 FinitePrefix]: Finished finitePrefix Result has 230 conditions, 219 events. 15/219 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 526 event pairs, 0 based on Foata normal form. 0/193 useless extension candidates. Maximal degree in co-relation 108. Up to 4 conditions per place. [2020-11-30 01:14:40,916 INFO L116 LiptonReduction]: Number of co-enabled transitions 3484 [2020-11-30 01:14:41,318 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:41,354 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:41,361 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:41,390 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:41,392 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:41,393 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-11-30 01:14:41,422 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:41,476 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:41,486 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:41,519 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:41,520 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:41,521 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-11-30 01:14:43,854 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:43,889 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:43,900 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:43,929 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:43,931 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:43,931 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-11-30 01:14:43,952 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:43,986 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:43,993 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:44,021 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:44,023 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:44,023 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-11-30 01:14:46,358 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:46,398 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:46,405 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:46,432 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:46,433 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:46,433 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-11-30 01:14:46,463 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:46,500 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:46,507 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:46,543 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:46,544 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:46,545 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-11-30 01:14:48,615 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:48,670 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:48,679 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:48,711 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:48,713 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:48,713 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-11-30 01:14:48,734 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:48,776 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:48,781 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:48,823 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:48,824 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:48,825 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-11-30 01:14:50,890 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:50,930 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:50,937 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:50,960 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:50,961 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:50,962 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-11-30 01:14:50,988 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:51,013 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:51,019 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:51,043 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:51,045 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:51,045 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-11-30 01:14:53,471 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:53,504 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:53,512 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:53,534 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:53,535 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:53,536 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-11-30 01:14:53,551 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:53,574 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:53,580 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:53,600 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:53,601 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:53,602 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-11-30 01:14:55,878 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:55,912 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:55,917 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:55,944 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:55,946 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:55,946 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-11-30 01:14:55,964 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:55,989 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:55,993 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:56,016 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:56,016 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:56,017 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-11-30 01:14:58,069 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,098 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:58,104 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,118 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:58,119 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,120 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:95, output treesize:67 [2020-11-30 01:14:58,287 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,308 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:58,312 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,349 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:58,350 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,350 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-11-30 01:14:58,377 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,402 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:58,406 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,425 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:58,426 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,426 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:100 [2020-11-30 01:14:58,614 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,655 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:58,660 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,684 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:58,685 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,686 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:100 [2020-11-30 01:14:58,703 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,750 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:58,758 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,792 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:58,793 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,793 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-11-30 01:14:58,828 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,880 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:58,885 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,917 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:58,918 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,919 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:104, output treesize:106 [2020-11-30 01:14:58,952 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:58,976 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:58,982 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:59,004 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:14:59,005 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:14:59,005 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-11-30 01:15:01,509 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:01,533 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:01,537 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:01,590 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:01,591 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:01,591 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-11-30 01:15:01,612 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:01,659 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:01,664 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:01,687 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:01,688 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:01,688 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-11-30 01:15:03,864 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:03,887 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:03,892 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:03,914 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:03,915 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:03,916 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-11-30 01:15:03,943 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:03,966 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:03,970 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:03,988 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:03,989 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:03,989 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:104, output treesize:106 [2020-11-30 01:15:06,225 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:06,263 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:06,268 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:06,302 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:06,303 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:06,304 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-11-30 01:15:06,325 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:06,354 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:06,358 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:06,382 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:06,382 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:06,383 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-11-30 01:15:08,426 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:08,450 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:08,454 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:08,470 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:08,471 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:08,472 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-11-30 01:15:08,501 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:08,522 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:08,526 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:08,542 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:08,543 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:08,543 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-11-30 01:15:11,423 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 60 [2020-11-30 01:15:11,444 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:11,508 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:11,514 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:11,568 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:11,569 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:11,569 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:126, output treesize:138 [2020-11-30 01:15:11,957 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:11,987 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:11,992 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:12,020 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:12,021 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:12,021 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-11-30 01:15:12,034 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:12,095 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:12,101 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:12,136 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:12,137 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:12,137 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-11-30 01:15:14,269 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:14,297 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:14,301 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:14,323 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:14,324 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:14,325 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:95, output treesize:67 [2020-11-30 01:15:14,526 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:14,560 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:14,564 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:14,585 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:14,586 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:14,586 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-11-30 01:15:14,630 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:14,669 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:14,674 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:14,705 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:14,705 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:14,706 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-11-30 01:15:17,051 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:17,168 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-11-30 01:15:17,169 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:17,176 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:17,293 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-11-30 01:15:17,294 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:17,295 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:17,295 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:149, output treesize:151 [2020-11-30 01:15:17,317 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:17,427 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-11-30 01:15:17,428 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:17,438 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:17,559 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-11-30 01:15:17,559 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:17,560 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:17,560 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:149, output treesize:151 [2020-11-30 01:15:19,713 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-11-30 01:15:19,842 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-11-30 01:15:20,143 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-30 01:15:20,333 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-11-30 01:15:20,728 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2020-11-30 01:15:21,003 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:21,072 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:21,078 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:21,161 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:21,162 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:21,163 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:152, output treesize:154 [2020-11-30 01:15:21,178 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:21,261 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:21,266 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:21,362 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:15:21,363 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-30 01:15:21,364 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:152, output treesize:154 [2020-11-30 01:15:23,575 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-11-30 01:15:23,758 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-11-30 01:15:23,931 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-30 01:15:24,100 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-30 01:15:24,433 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2020-11-30 01:15:24,661 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-11-30 01:15:26,540 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 144 DAG size of output: 142 [2020-11-30 01:15:27,412 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-11-30 01:15:28,286 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 144 [2020-11-30 01:15:28,691 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2020-11-30 01:15:28,701 INFO L131 LiptonReduction]: Checked pairs total: 9851 [2020-11-30 01:15:28,701 INFO L133 LiptonReduction]: Total number of compositions: 184 [2020-11-30 01:15:28,715 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 44 transitions, 110 flow [2020-11-30 01:15:28,785 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 645 states. [2020-11-30 01:15:28,787 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states. [2020-11-30 01:15:28,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-30 01:15:28,795 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:15:28,795 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-11-30 01:15:28,797 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:15:28,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:15:28,805 INFO L82 PathProgramCache]: Analyzing trace with hash 21018862, now seen corresponding path program 1 times [2020-11-30 01:15:28,816 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:15:28,816 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972867972] [2020-11-30 01:15:28,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:15:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:15:29,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:15:29,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972867972] [2020-11-30 01:15:29,303 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:15:29,303 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:15:29,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662098190] [2020-11-30 01:15:29,309 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:15:29,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:15:29,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:15:29,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:15:29,338 INFO L87 Difference]: Start difference. First operand 645 states. Second operand 3 states. [2020-11-30 01:15:29,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:15:29,477 INFO L93 Difference]: Finished difference Result 644 states and 1609 transitions. [2020-11-30 01:15:29,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:15:29,485 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-11-30 01:15:29,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:15:29,508 INFO L225 Difference]: With dead ends: 644 [2020-11-30 01:15:29,508 INFO L226 Difference]: Without dead ends: 606 [2020-11-30 01:15:29,510 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:15:29,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2020-11-30 01:15:29,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 601. [2020-11-30 01:15:29,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2020-11-30 01:15:29,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 1507 transitions. [2020-11-30 01:15:29,623 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 1507 transitions. Word has length 4 [2020-11-30 01:15:29,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:15:29,624 INFO L481 AbstractCegarLoop]: Abstraction has 601 states and 1507 transitions. [2020-11-30 01:15:29,624 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:15:29,624 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1507 transitions. [2020-11-30 01:15:29,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-30 01:15:29,625 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:15:29,625 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-11-30 01:15:29,625 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:15:29,625 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:15:29,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:15:29,626 INFO L82 PathProgramCache]: Analyzing trace with hash 20974939, now seen corresponding path program 1 times [2020-11-30 01:15:29,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:15:29,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831734955] [2020-11-30 01:15:29,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:15:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:15:29,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:15:29,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831734955] [2020-11-30 01:15:29,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:15:29,807 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:15:29,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954840050] [2020-11-30 01:15:29,808 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:15:29,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:15:29,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:15:29,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:15:29,809 INFO L87 Difference]: Start difference. First operand 601 states and 1507 transitions. Second operand 3 states. [2020-11-30 01:15:29,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:15:29,976 INFO L93 Difference]: Finished difference Result 756 states and 1882 transitions. [2020-11-30 01:15:29,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:15:29,977 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-11-30 01:15:29,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:15:29,990 INFO L225 Difference]: With dead ends: 756 [2020-11-30 01:15:29,990 INFO L226 Difference]: Without dead ends: 756 [2020-11-30 01:15:29,991 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:15:30,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2020-11-30 01:15:30,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 660. [2020-11-30 01:15:30,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 660 states. [2020-11-30 01:15:30,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 1662 transitions. [2020-11-30 01:15:30,085 INFO L78 Accepts]: Start accepts. Automaton has 660 states and 1662 transitions. Word has length 4 [2020-11-30 01:15:30,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:15:30,086 INFO L481 AbstractCegarLoop]: Abstraction has 660 states and 1662 transitions. [2020-11-30 01:15:30,086 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:15:30,086 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1662 transitions. [2020-11-30 01:15:30,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-30 01:15:30,086 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:15:30,087 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-11-30 01:15:30,087 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:15:30,087 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:15:30,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:15:30,088 INFO L82 PathProgramCache]: Analyzing trace with hash -1317924680, now seen corresponding path program 1 times [2020-11-30 01:15:30,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:15:30,088 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535086834] [2020-11-30 01:15:30,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:15:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:15:30,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:15:30,202 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535086834] [2020-11-30 01:15:30,202 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:15:30,202 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:15:30,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517832565] [2020-11-30 01:15:30,202 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:15:30,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:15:30,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:15:30,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:15:30,204 INFO L87 Difference]: Start difference. First operand 660 states and 1662 transitions. Second operand 4 states. [2020-11-30 01:15:30,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:15:30,444 INFO L93 Difference]: Finished difference Result 815 states and 2005 transitions. [2020-11-30 01:15:30,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:15:30,445 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2020-11-30 01:15:30,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:15:30,453 INFO L225 Difference]: With dead ends: 815 [2020-11-30 01:15:30,453 INFO L226 Difference]: Without dead ends: 730 [2020-11-30 01:15:30,453 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:15:30,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2020-11-30 01:15:30,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 698. [2020-11-30 01:15:30,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 698 states. [2020-11-30 01:15:30,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 698 states and 1771 transitions. [2020-11-30 01:15:30,496 INFO L78 Accepts]: Start accepts. Automaton has 698 states and 1771 transitions. Word has length 6 [2020-11-30 01:15:30,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:15:30,496 INFO L481 AbstractCegarLoop]: Abstraction has 698 states and 1771 transitions. [2020-11-30 01:15:30,496 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:15:30,497 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1771 transitions. [2020-11-30 01:15:30,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-30 01:15:30,499 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:15:30,499 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:15:30,499 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 01:15:30,500 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:15:30,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:15:30,501 INFO L82 PathProgramCache]: Analyzing trace with hash 160845503, now seen corresponding path program 1 times [2020-11-30 01:15:30,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:15:30,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217316387] [2020-11-30 01:15:30,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:15:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:15:30,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:15:30,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217316387] [2020-11-30 01:15:30,649 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:15:30,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:15:30,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325821953] [2020-11-30 01:15:30,649 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:15:30,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:15:30,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:15:30,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:15:30,650 INFO L87 Difference]: Start difference. First operand 698 states and 1771 transitions. Second operand 3 states. [2020-11-30 01:15:30,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:15:30,825 INFO L93 Difference]: Finished difference Result 898 states and 2265 transitions. [2020-11-30 01:15:30,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:15:30,826 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-11-30 01:15:30,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:15:30,837 INFO L225 Difference]: With dead ends: 898 [2020-11-30 01:15:30,837 INFO L226 Difference]: Without dead ends: 898 [2020-11-30 01:15:30,838 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:15:30,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2020-11-30 01:15:30,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 758. [2020-11-30 01:15:30,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2020-11-30 01:15:30,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 1927 transitions. [2020-11-30 01:15:30,883 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 1927 transitions. Word has length 8 [2020-11-30 01:15:30,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:15:30,884 INFO L481 AbstractCegarLoop]: Abstraction has 758 states and 1927 transitions. [2020-11-30 01:15:30,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:15:30,884 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1927 transitions. [2020-11-30 01:15:30,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 01:15:30,889 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:15:30,890 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:15:30,890 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 01:15:30,890 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:15:30,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:15:30,891 INFO L82 PathProgramCache]: Analyzing trace with hash 691243627, now seen corresponding path program 1 times [2020-11-30 01:15:30,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:15:30,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040232091] [2020-11-30 01:15:30,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:15:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:15:30,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:15:30,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040232091] [2020-11-30 01:15:30,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:15:30,995 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:15:30,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080841303] [2020-11-30 01:15:30,995 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:15:30,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:15:30,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:15:30,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:15:30,996 INFO L87 Difference]: Start difference. First operand 758 states and 1927 transitions. Second operand 3 states. [2020-11-30 01:15:31,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:15:31,123 INFO L93 Difference]: Finished difference Result 926 states and 2337 transitions. [2020-11-30 01:15:31,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:15:31,125 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-11-30 01:15:31,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:15:31,135 INFO L225 Difference]: With dead ends: 926 [2020-11-30 01:15:31,135 INFO L226 Difference]: Without dead ends: 926 [2020-11-30 01:15:31,136 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:15:31,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 926 states. [2020-11-30 01:15:31,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 926 to 818. [2020-11-30 01:15:31,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 818 states. [2020-11-30 01:15:31,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 2115 transitions. [2020-11-30 01:15:31,180 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 2115 transitions. Word has length 9 [2020-11-30 01:15:31,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:15:31,181 INFO L481 AbstractCegarLoop]: Abstraction has 818 states and 2115 transitions. [2020-11-30 01:15:31,181 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:15:31,181 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 2115 transitions. [2020-11-30 01:15:31,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-30 01:15:31,189 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:15:31,189 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:15:31,189 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 01:15:31,190 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:15:31,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:15:31,190 INFO L82 PathProgramCache]: Analyzing trace with hash 606830579, now seen corresponding path program 1 times [2020-11-30 01:15:31,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:15:31,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761489500] [2020-11-30 01:15:31,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:15:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:15:31,292 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:15:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:15:31,355 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:15:31,408 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 01:15:31,408 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 01:15:31,409 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 01:15:31,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:15:31 BasicIcfg [2020-11-30 01:15:31,494 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:15:31,495 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:15:31,495 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:15:31,495 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:15:31,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:14:40" (3/4) ... [2020-11-30 01:15:31,498 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-30 01:15:31,608 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3cd27e03-36f1-4d60-aae9-50f715e4a0ee/bin/uautomizer/witness.graphml [2020-11-30 01:15:31,609 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:15:31,613 INFO L168 Benchmark]: Toolchain (without parser) took 54672.36 ms. Allocated memory was 109.1 MB in the beginning and 148.9 MB in the end (delta: 39.8 MB). Free memory was 75.3 MB in the beginning and 37.5 MB in the end (delta: 37.8 MB). Peak memory consumption was 77.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:15:31,614 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 81.8 MB. Free memory was 39.9 MB in the beginning and 39.8 MB in the end (delta: 40.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:15:31,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1707.65 ms. Allocated memory was 109.1 MB in the beginning and 148.9 MB in the end (delta: 39.8 MB). Free memory was 75.3 MB in the beginning and 84.2 MB in the end (delta: -8.9 MB). Peak memory consumption was 53.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:15:31,616 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.94 ms. Allocated memory is still 148.9 MB. Free memory was 84.2 MB in the beginning and 80.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:15:31,616 INFO L168 Benchmark]: Boogie Preprocessor took 84.22 ms. Allocated memory is still 148.9 MB. Free memory was 80.8 MB in the beginning and 77.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:15:31,619 INFO L168 Benchmark]: RCFGBuilder took 1622.69 ms. Allocated memory is still 148.9 MB. Free memory was 77.9 MB in the beginning and 69.6 MB in the end (delta: 8.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:15:31,620 INFO L168 Benchmark]: TraceAbstraction took 50975.65 ms. Allocated memory is still 148.9 MB. Free memory was 68.6 MB in the beginning and 41.7 MB in the end (delta: 26.9 MB). Peak memory consumption was 25.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:15:31,620 INFO L168 Benchmark]: Witness Printer took 113.84 ms. Allocated memory is still 148.9 MB. Free memory was 41.7 MB in the beginning and 37.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:15:31,628 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 81.8 MB. Free memory was 39.9 MB in the beginning and 39.8 MB in the end (delta: 40.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1707.65 ms. Allocated memory was 109.1 MB in the beginning and 148.9 MB in the end (delta: 39.8 MB). Free memory was 75.3 MB in the beginning and 84.2 MB in the end (delta: -8.9 MB). Peak memory consumption was 53.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 143.94 ms. Allocated memory is still 148.9 MB. Free memory was 84.2 MB in the beginning and 80.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 84.22 ms. Allocated memory is still 148.9 MB. Free memory was 80.8 MB in the beginning and 77.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1622.69 ms. Allocated memory is still 148.9 MB. Free memory was 77.9 MB in the beginning and 69.6 MB in the end (delta: 8.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 50975.65 ms. Allocated memory is still 148.9 MB. Free memory was 68.6 MB in the beginning and 41.7 MB in the end (delta: 26.9 MB). Peak memory consumption was 25.8 MB. Max. memory is 16.1 GB. * Witness Printer took 113.84 ms. Allocated memory is still 148.9 MB. Free memory was 41.7 MB in the beginning and 37.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 2418 VarBasedMoverChecksPositive, 74 VarBasedMoverChecksNegative, 9 SemBasedMoverChecksPositive, 49 SemBasedMoverChecksNegative, 16 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 37.0s, 221 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 47.9s, 159 PlacesBefore, 45 PlacesAfterwards, 165 TransitionsBefore, 44 TransitionsAfterwards, 3484 CoEnabledTransitionPairs, 7 FixpointIterations, 84 TrivialSequentialCompositions, 63 ConcurrentSequentialCompositions, 8 TrivialYvCompositions, 22 ConcurrentYvCompositions, 7 ChoiceCompositions, 184 TotalNumberOfCompositions, 9851 MoverChecksTotal - CounterExampleResult [Line: 1671]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1676] 0 pthread_t t1,t2; [L1739] 0 return 0; [L1745] 0 int ret = my_drv_init(); [L1746] COND TRUE 0 ret==0 [L1747] 0 int probe_ret; [L1748] 0 struct my_data data; [L1706] 0 struct device *d = &data->dev; [L1708] 0 data->shared.a = 0 [L1709] 0 data->shared.b = 0 [L1710] 0 int res = __VERIFIER_nondet_int(); [L1711] COND FALSE 0 !(\read(res)) [L1713] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, (void *)d) VAL [arg={8:24}, t1={7:0}, t2={9:0}] [L1689] 1 struct device *dev = (struct device*)arg; [L1690] 1 struct my_data *data; [L1691] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); [L1691] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) [L1714] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, (void *)d) VAL [__mptr={8:24}, arg={8:24}, arg={8:24}, data={8:0}, dev={8:24}, pthread_mutex_lock (&data->lock)=0, t1={7:0}, t2={9:0}] [L1715] 0 return 0; [L1749] 0 probe_ret = my_drv_probe(&data) VAL [__mptr={8:24}, arg={8:24}, arg={8:24}, data={8:0}, dev={8:24}, pthread_mutex_lock (&data->lock)=0, t1={7:0}, t2={9:0}] [L1750] COND TRUE 0 probe_ret==0 [L1721] 0 void *status; [L1723] 0 data->shared.a = 3 VAL [__mptr={8:24}, arg={8:24}, arg={8:24}, data={8:0}, dev={8:24}, pthread_mutex_lock (&data->lock)=0, t1={7:0}, t2={9:0}] [L1726] 0 data->shared.b = 3 VAL [__mptr={8:24}, arg={8:24}, arg={8:24}, data={8:0}, dev={8:24}, pthread_mutex_lock (&data->lock)=0, t1={7:0}, t2={9:0}] [L1694] 1 data->shared.a = 1 VAL [__mptr={8:24}, arg={8:24}, arg={8:24}, data={8:0}, dev={8:24}, t1={7:0}, t2={9:0}] [L1729] 0 data->shared.a [L1675] COND TRUE 0 !expression [L1671] COND FALSE 0 !(0) [L1671] 0 __assert_fail ("0", "race-2_4-container_of.c", 14, __extension__ __PRETTY_FUNCTION__) VAL [__mptr={8:24}, arg={8:24}, arg={8:24}, data={8:0}, dev={8:24}, t1={7:0}, t2={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 139 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 50.6s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 48.0s, HoareTripleCheckerStatistics: 200 SDtfs, 60 SDslu, 125 SDs, 0 SdLazy, 182 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=818occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 381 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 41 NumberOfCodeBlocks, 41 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 688 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...