/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi006_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 10:58:18,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 10:58:18,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 10:58:18,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 10:58:18,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 10:58:18,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 10:58:18,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 10:58:18,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 10:58:18,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 10:58:18,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 10:58:18,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 10:58:18,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 10:58:18,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 10:58:18,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 10:58:18,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 10:58:18,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 10:58:18,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 10:58:18,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 10:58:18,404 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 10:58:18,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 10:58:18,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 10:58:18,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 10:58:18,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 10:58:18,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 10:58:18,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-24 10:58:18,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-24 10:58:18,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-24 10:58:18,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-24 10:58:18,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-24 10:58:18,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-24 10:58:18,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-24 10:58:18,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-24 10:58:18,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-24 10:58:18,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-24 10:58:18,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-24 10:58:18,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-24 10:58:18,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-24 10:58:18,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-24 10:58:18,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 10:58:18,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 10:58:18,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 10:58:18,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf [2021-03-24 10:58:18,470 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 10:58:18,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 10:58:18,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 10:58:18,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 10:58:18,473 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 10:58:18,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 10:58:18,474 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 10:58:18,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 10:58:18,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 10:58:18,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 10:58:18,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 10:58:18,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 10:58:18,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 10:58:18,476 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 10:58:18,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 10:58:18,476 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 10:58:18,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 10:58:18,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 10:58:18,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 10:58:18,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 10:58:18,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 10:58:18,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 10:58:18,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 10:58:18,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 10:58:18,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 10:58:18,478 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 10:58:18,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 10:58:18,478 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-24 10:58:18,478 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 10:58:18,479 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 10:58:18,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 10:58:18,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 10:58:18,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 10:58:18,818 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 10:58:18,820 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 10:58:18,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi006_rmo.oepc.i [2021-03-24 10:58:18,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6c1536e9/c8d6a1148edb45f8bd097ba212166957/FLAGce1b2afce [2021-03-24 10:58:19,478 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 10:58:19,478 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_rmo.oepc.i [2021-03-24 10:58:19,493 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6c1536e9/c8d6a1148edb45f8bd097ba212166957/FLAGce1b2afce [2021-03-24 10:58:19,877 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6c1536e9/c8d6a1148edb45f8bd097ba212166957 [2021-03-24 10:58:19,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 10:58:19,882 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 10:58:19,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 10:58:19,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 10:58:19,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 10:58:19,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 10:58:19" (1/1) ... [2021-03-24 10:58:19,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@199d1d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:58:19, skipping insertion in model container [2021-03-24 10:58:19,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 10:58:19" (1/1) ... [2021-03-24 10:58:19,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 10:58:19,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 10:58:20,064 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_rmo.oepc.i[992,1005] [2021-03-24 10:58:20,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 10:58:20,275 INFO L203 MainTranslator]: Completed pre-run [2021-03-24 10:58:20,286 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_rmo.oepc.i[992,1005] [2021-03-24 10:58:20,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 10:58:20,399 INFO L208 MainTranslator]: Completed translation [2021-03-24 10:58:20,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:58:20 WrapperNode [2021-03-24 10:58:20,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 10:58:20,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 10:58:20,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 10:58:20,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 10:58:20,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:58:20" (1/1) ... [2021-03-24 10:58:20,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:58:20" (1/1) ... [2021-03-24 10:58:20,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 10:58:20,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 10:58:20,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 10:58:20,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 10:58:20,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:58:20" (1/1) ... [2021-03-24 10:58:20,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:58:20" (1/1) ... [2021-03-24 10:58:20,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:58:20" (1/1) ... [2021-03-24 10:58:20,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:58:20" (1/1) ... [2021-03-24 10:58:20,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:58:20" (1/1) ... [2021-03-24 10:58:20,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:58:20" (1/1) ... [2021-03-24 10:58:20,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:58:20" (1/1) ... [2021-03-24 10:58:20,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 10:58:20,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 10:58:20,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 10:58:20,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 10:58:20,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:58:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2021-03-24 10:58:20,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-24 10:58:20,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-24 10:58:20,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-24 10:58:20,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-24 10:58:20,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-24 10:58:20,605 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-24 10:58:20,605 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-24 10:58:20,606 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-24 10:58:20,606 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-24 10:58:20,606 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-24 10:58:20,606 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-24 10:58:20,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-24 10:58:20,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-24 10:58:20,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 10:58:20,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 10:58:20,608 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 10:58:22,707 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 10:58:22,708 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-03-24 10:58:22,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 10:58:22 BoogieIcfgContainer [2021-03-24 10:58:22,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 10:58:22,712 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 10:58:22,712 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 10:58:22,714 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 10:58:22,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.03 10:58:19" (1/3) ... [2021-03-24 10:58:22,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21c729d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 10:58:22, skipping insertion in model container [2021-03-24 10:58:22,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:58:20" (2/3) ... [2021-03-24 10:58:22,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21c729d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 10:58:22, skipping insertion in model container [2021-03-24 10:58:22,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 10:58:22" (3/3) ... [2021-03-24 10:58:22,716 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi006_rmo.oepc.i [2021-03-24 10:58:22,722 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 10:58:22,726 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-24 10:58:22,727 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 10:58:22,775 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,775 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,775 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,775 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,775 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,775 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,776 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,776 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,776 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,776 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,776 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,776 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,776 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,776 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,776 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,776 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,777 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,777 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,777 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,777 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,777 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,777 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,777 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,777 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,778 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,778 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,778 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,778 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,778 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,778 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,778 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,778 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,779 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,779 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,779 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,779 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,779 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,780 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,781 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,781 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,781 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,782 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,783 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,783 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,783 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,783 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,783 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,783 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,783 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,784 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,784 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,784 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,784 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,784 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,784 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,784 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,784 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,784 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,785 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,785 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,785 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,785 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,785 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,785 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,786 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,786 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,786 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,786 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,786 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,786 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,786 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,787 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,787 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,787 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,787 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,787 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,787 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,787 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,787 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,788 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,788 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,788 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,788 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,788 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,788 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,790 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,791 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,791 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,793 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,794 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,795 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,795 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,800 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,800 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,800 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,800 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,800 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,800 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,800 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,800 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,800 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,801 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,802 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,803 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,803 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,803 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,803 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,803 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,803 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,803 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,803 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,803 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,803 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,803 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,804 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,804 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,804 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,805 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,806 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,806 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,806 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,806 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,806 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,806 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,806 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,806 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,806 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,806 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,806 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,806 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,806 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,807 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,808 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,809 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,809 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,810 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,811 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,811 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,811 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,811 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,811 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,811 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,811 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,812 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,812 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,812 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,812 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,812 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,812 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,812 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,812 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,812 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,812 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,813 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,813 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,813 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,814 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,814 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,819 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,819 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,819 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,819 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,819 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,820 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,820 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,824 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,824 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,824 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,824 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,827 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,827 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,827 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,827 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,828 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,828 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,828 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,828 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,828 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,828 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,828 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,828 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,828 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,828 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,828 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,829 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,829 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,829 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,829 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,829 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,829 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,829 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,829 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,830 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,833 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,834 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,836 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,836 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,837 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:58:22,837 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-24 10:58:22,853 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-03-24 10:58:22,880 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 10:58:22,880 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 10:58:22,880 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 10:58:22,880 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 10:58:22,880 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 10:58:22,880 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 10:58:22,880 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 10:58:22,881 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 10:58:22,893 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 121 places, 113 transitions, 241 flow [2021-03-24 10:58:22,948 INFO L129 PetriNetUnfolder]: 2/110 cut-off events. [2021-03-24 10:58:22,949 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:58:22,962 INFO L84 FinitePrefix]: Finished finitePrefix Result has 120 conditions, 110 events. 2/110 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 56 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 58. Up to 2 conditions per place. [2021-03-24 10:58:22,963 INFO L82 GeneralOperation]: Start removeDead. Operand has 121 places, 113 transitions, 241 flow [2021-03-24 10:58:22,966 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 107 places, 98 transitions, 205 flow [2021-03-24 10:58:22,968 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-24 10:58:22,976 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 107 places, 98 transitions, 205 flow [2021-03-24 10:58:22,978 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 107 places, 98 transitions, 205 flow [2021-03-24 10:58:22,980 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 107 places, 98 transitions, 205 flow [2021-03-24 10:58:22,999 INFO L129 PetriNetUnfolder]: 1/98 cut-off events. [2021-03-24 10:58:22,999 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:58:22,999 INFO L84 FinitePrefix]: Finished finitePrefix Result has 108 conditions, 98 events. 1/98 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 50 event pairs, 0 based on Foata normal form. 0/97 useless extension candidates. Maximal degree in co-relation 46. Up to 2 conditions per place. [2021-03-24 10:58:23,002 INFO L142 LiptonReduction]: Number of co-enabled transitions 962 [2021-03-24 10:58:24,544 WARN L205 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 197 [2021-03-24 10:58:24,877 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2021-03-24 10:58:26,280 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 322 DAG size of output: 278 [2021-03-24 10:58:26,861 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2021-03-24 10:58:27,137 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2021-03-24 10:58:27,552 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-03-24 10:58:27,695 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-03-24 10:58:29,062 INFO L154 LiptonReduction]: Checked pairs total: 1720 [2021-03-24 10:58:29,065 INFO L156 LiptonReduction]: Total number of compositions: 65 [2021-03-24 10:58:29,069 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6102 [2021-03-24 10:58:29,083 INFO L129 PetriNetUnfolder]: 1/34 cut-off events. [2021-03-24 10:58:29,083 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:58:29,084 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:58:29,084 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:58:29,085 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:58:29,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:58:29,092 INFO L82 PathProgramCache]: Analyzing trace with hash -1418920214, now seen corresponding path program 1 times [2021-03-24 10:58:29,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:58:29,100 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662937757] [2021-03-24 10:58:29,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:58:29,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:58:29,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:29,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:29,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:29,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:29,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:58:29,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662937757] [2021-03-24 10:58:29,338 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:58:29,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 10:58:29,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654361859] [2021-03-24 10:58:29,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-24 10:58:29,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:58:29,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-24 10:58:29,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-24 10:58:29,357 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 178 [2021-03-24 10:58:29,360 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 35 transitions, 79 flow. Second operand has 2 states, 2 states have (on average 173.5) internal successors, (347), 2 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,360 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:58:29,360 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 178 [2021-03-24 10:58:29,361 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:58:29,371 INFO L129 PetriNetUnfolder]: 0/33 cut-off events. [2021-03-24 10:58:29,371 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:58:29,372 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44 conditions, 33 events. 0/33 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 25 event pairs, 0 based on Foata normal form. 1/34 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2021-03-24 10:58:29,372 INFO L132 encePairwiseOnDemand]: 177/178 looper letters, 0 selfloop transitions, 0 changer transitions 0/33 dead transitions. [2021-03-24 10:58:29,373 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 33 transitions, 75 flow [2021-03-24 10:58:29,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-24 10:58:29,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-24 10:58:29,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 347 transitions. [2021-03-24 10:58:29,383 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9747191011235955 [2021-03-24 10:58:29,384 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 347 transitions. [2021-03-24 10:58:29,384 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 347 transitions. [2021-03-24 10:58:29,385 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:58:29,387 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 347 transitions. [2021-03-24 10:58:29,390 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 173.5) internal successors, (347), 2 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,395 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 178.0) internal successors, (534), 3 states have internal predecessors, (534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,395 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 178.0) internal successors, (534), 3 states have internal predecessors, (534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,397 INFO L185 Difference]: Start difference. First operand has 44 places, 35 transitions, 79 flow. Second operand 2 states and 347 transitions. [2021-03-24 10:58:29,397 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 33 transitions, 75 flow [2021-03-24 10:58:29,399 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 33 transitions, 72 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-03-24 10:58:29,401 INFO L241 Difference]: Finished difference. Result has 41 places, 33 transitions, 72 flow [2021-03-24 10:58:29,402 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=72, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=72, PETRI_PLACES=41, PETRI_TRANSITIONS=33} [2021-03-24 10:58:29,403 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -3 predicate places. [2021-03-24 10:58:29,403 INFO L480 AbstractCegarLoop]: Abstraction has has 41 places, 33 transitions, 72 flow [2021-03-24 10:58:29,403 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 173.5) internal successors, (347), 2 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,403 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:58:29,403 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:58:29,404 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 10:58:29,404 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:58:29,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:58:29,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1418925577, now seen corresponding path program 1 times [2021-03-24 10:58:29,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:58:29,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395727054] [2021-03-24 10:58:29,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:58:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:58:29,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:29,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:29,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:29,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:58:29,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:29,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:58:29,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:58:29,568 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395727054] [2021-03-24 10:58:29,568 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:58:29,568 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 10:58:29,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996164426] [2021-03-24 10:58:29,569 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 10:58:29,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:58:29,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 10:58:29,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-24 10:58:29,573 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 178 [2021-03-24 10:58:29,573 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 33 transitions, 72 flow. Second operand has 4 states, 4 states have (on average 162.75) internal successors, (651), 4 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,574 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:58:29,574 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 178 [2021-03-24 10:58:29,574 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:58:29,600 INFO L129 PetriNetUnfolder]: 0/33 cut-off events. [2021-03-24 10:58:29,601 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:58:29,601 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 33 events. 0/33 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 25 event pairs, 0 based on Foata normal form. 1/34 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-24 10:58:29,602 INFO L132 encePairwiseOnDemand]: 174/178 looper letters, 1 selfloop transitions, 3 changer transitions 0/33 dead transitions. [2021-03-24 10:58:29,602 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 33 transitions, 80 flow [2021-03-24 10:58:29,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-24 10:58:29,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-24 10:58:29,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 653 transitions. [2021-03-24 10:58:29,608 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9171348314606742 [2021-03-24 10:58:29,608 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 653 transitions. [2021-03-24 10:58:29,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 653 transitions. [2021-03-24 10:58:29,609 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:58:29,609 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 653 transitions. [2021-03-24 10:58:29,612 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 163.25) internal successors, (653), 4 states have internal predecessors, (653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,615 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 178.0) internal successors, (890), 5 states have internal predecessors, (890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,615 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 178.0) internal successors, (890), 5 states have internal predecessors, (890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,616 INFO L185 Difference]: Start difference. First operand has 41 places, 33 transitions, 72 flow. Second operand 4 states and 653 transitions. [2021-03-24 10:58:29,616 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 33 transitions, 80 flow [2021-03-24 10:58:29,616 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 33 transitions, 80 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-24 10:58:29,617 INFO L241 Difference]: Finished difference. Result has 45 places, 33 transitions, 82 flow [2021-03-24 10:58:29,617 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=72, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=82, PETRI_PLACES=45, PETRI_TRANSITIONS=33} [2021-03-24 10:58:29,618 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 1 predicate places. [2021-03-24 10:58:29,618 INFO L480 AbstractCegarLoop]: Abstraction has has 45 places, 33 transitions, 82 flow [2021-03-24 10:58:29,618 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 162.75) internal successors, (651), 4 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,618 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:58:29,619 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:58:29,619 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 10:58:29,619 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:58:29,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:58:29,620 INFO L82 PathProgramCache]: Analyzing trace with hash 205965912, now seen corresponding path program 1 times [2021-03-24 10:58:29,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:58:29,620 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402689928] [2021-03-24 10:58:29,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:58:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:58:29,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:29,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:29,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:29,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:58:29,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:58:29,757 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402689928] [2021-03-24 10:58:29,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:58:29,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 10:58:29,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560279192] [2021-03-24 10:58:29,758 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 10:58:29,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:58:29,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 10:58:29,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 10:58:29,759 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 161 out of 178 [2021-03-24 10:58:29,760 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 33 transitions, 82 flow. Second operand has 3 states, 3 states have (on average 161.66666666666666) internal successors, (485), 3 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,760 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:58:29,760 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 161 of 178 [2021-03-24 10:58:29,760 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:58:29,778 INFO L129 PetriNetUnfolder]: 7/52 cut-off events. [2021-03-24 10:58:29,778 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-03-24 10:58:29,779 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 52 events. 7/52 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 80 event pairs, 3 based on Foata normal form. 1/49 useless extension candidates. Maximal degree in co-relation 85. Up to 18 conditions per place. [2021-03-24 10:58:29,779 INFO L132 encePairwiseOnDemand]: 174/178 looper letters, 4 selfloop transitions, 3 changer transitions 0/35 dead transitions. [2021-03-24 10:58:29,779 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 35 transitions, 100 flow [2021-03-24 10:58:29,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 10:58:29,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 10:58:29,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 491 transitions. [2021-03-24 10:58:29,781 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9194756554307116 [2021-03-24 10:58:29,781 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 491 transitions. [2021-03-24 10:58:29,781 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 491 transitions. [2021-03-24 10:58:29,781 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:58:29,782 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 491 transitions. [2021-03-24 10:58:29,783 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 163.66666666666666) internal successors, (491), 3 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,784 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,784 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,784 INFO L185 Difference]: Start difference. First operand has 45 places, 33 transitions, 82 flow. Second operand 3 states and 491 transitions. [2021-03-24 10:58:29,784 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 35 transitions, 100 flow [2021-03-24 10:58:29,785 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 35 transitions, 94 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-03-24 10:58:29,786 INFO L241 Difference]: Finished difference. Result has 45 places, 35 transitions, 95 flow [2021-03-24 10:58:29,786 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=76, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=95, PETRI_PLACES=45, PETRI_TRANSITIONS=35} [2021-03-24 10:58:29,786 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 1 predicate places. [2021-03-24 10:58:29,786 INFO L480 AbstractCegarLoop]: Abstraction has has 45 places, 35 transitions, 95 flow [2021-03-24 10:58:29,787 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 161.66666666666666) internal successors, (485), 3 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,787 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:58:29,787 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:58:29,787 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 10:58:29,787 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:58:29,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:58:29,788 INFO L82 PathProgramCache]: Analyzing trace with hash -2082844440, now seen corresponding path program 1 times [2021-03-24 10:58:29,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:58:29,788 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26739339] [2021-03-24 10:58:29,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:58:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:58:29,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:29,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:29,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:29,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:58:29,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:58:29,873 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26739339] [2021-03-24 10:58:29,873 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:58:29,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 10:58:29,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151250566] [2021-03-24 10:58:29,874 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 10:58:29,874 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:58:29,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 10:58:29,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 10:58:29,875 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 167 out of 178 [2021-03-24 10:58:29,876 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 35 transitions, 95 flow. Second operand has 3 states, 3 states have (on average 167.66666666666666) internal successors, (503), 3 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,876 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:58:29,876 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 167 of 178 [2021-03-24 10:58:29,876 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:58:29,897 INFO L129 PetriNetUnfolder]: 2/40 cut-off events. [2021-03-24 10:58:29,897 INFO L130 PetriNetUnfolder]: For 16/20 co-relation queries the response was YES. [2021-03-24 10:58:29,898 INFO L84 FinitePrefix]: Finished finitePrefix Result has 70 conditions, 40 events. 2/40 cut-off events. For 16/20 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 52 event pairs, 0 based on Foata normal form. 1/40 useless extension candidates. Maximal degree in co-relation 64. Up to 8 conditions per place. [2021-03-24 10:58:29,899 INFO L132 encePairwiseOnDemand]: 175/178 looper letters, 1 selfloop transitions, 2 changer transitions 0/35 dead transitions. [2021-03-24 10:58:29,899 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 35 transitions, 101 flow [2021-03-24 10:58:29,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 10:58:29,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 10:58:29,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 505 transitions. [2021-03-24 10:58:29,900 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9456928838951311 [2021-03-24 10:58:29,901 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 505 transitions. [2021-03-24 10:58:29,901 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 505 transitions. [2021-03-24 10:58:29,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:58:29,901 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 505 transitions. [2021-03-24 10:58:29,902 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 168.33333333333334) internal successors, (505), 3 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,903 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,904 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,904 INFO L185 Difference]: Start difference. First operand has 45 places, 35 transitions, 95 flow. Second operand 3 states and 505 transitions. [2021-03-24 10:58:29,904 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 35 transitions, 101 flow [2021-03-24 10:58:29,905 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 35 transitions, 98 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-24 10:58:29,906 INFO L241 Difference]: Finished difference. Result has 47 places, 35 transitions, 100 flow [2021-03-24 10:58:29,907 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=100, PETRI_PLACES=47, PETRI_TRANSITIONS=35} [2021-03-24 10:58:29,907 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 3 predicate places. [2021-03-24 10:58:29,908 INFO L480 AbstractCegarLoop]: Abstraction has has 47 places, 35 transitions, 100 flow [2021-03-24 10:58:29,908 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 167.66666666666666) internal successors, (503), 3 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:29,908 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:58:29,908 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:58:29,909 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 10:58:29,909 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:58:29,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:58:29,909 INFO L82 PathProgramCache]: Analyzing trace with hash -2053663847, now seen corresponding path program 1 times [2021-03-24 10:58:29,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:58:29,909 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468347642] [2021-03-24 10:58:29,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:58:29,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:58:30,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:30,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:30,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:30,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 10:58:30,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:30,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 10:58:30,090 INFO L142 QuantifierPusher]: treesize reduction 8, result has 79.5 percent of original size [2021-03-24 10:58:30,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 10:58:30,115 INFO L142 QuantifierPusher]: treesize reduction 9, result has 74.3 percent of original size [2021-03-24 10:58:30,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 10:58:30,133 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size [2021-03-24 10:58:30,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 10:58:30,154 INFO L142 QuantifierPusher]: treesize reduction 30, result has 28.6 percent of original size [2021-03-24 10:58:30,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 10:58:30,167 INFO L142 QuantifierPusher]: treesize reduction 17, result has 46.9 percent of original size [2021-03-24 10:58:30,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 10:58:30,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:58:30,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468347642] [2021-03-24 10:58:30,179 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:58:30,179 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 10:58:30,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630143030] [2021-03-24 10:58:30,180 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-24 10:58:30,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:58:30,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-24 10:58:30,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-03-24 10:58:30,183 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 178 [2021-03-24 10:58:30,184 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 35 transitions, 100 flow. Second operand has 9 states, 9 states have (on average 112.22222222222223) internal successors, (1010), 9 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:30,184 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:58:30,184 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 178 [2021-03-24 10:58:30,184 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:58:30,369 INFO L129 PetriNetUnfolder]: 78/201 cut-off events. [2021-03-24 10:58:30,370 INFO L130 PetriNetUnfolder]: For 68/80 co-relation queries the response was YES. [2021-03-24 10:58:30,373 INFO L84 FinitePrefix]: Finished finitePrefix Result has 438 conditions, 201 events. 78/201 cut-off events. For 68/80 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 845 event pairs, 16 based on Foata normal form. 4/193 useless extension candidates. Maximal degree in co-relation 431. Up to 80 conditions per place. [2021-03-24 10:58:30,374 INFO L132 encePairwiseOnDemand]: 170/178 looper letters, 15 selfloop transitions, 8 changer transitions 0/44 dead transitions. [2021-03-24 10:58:30,374 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 44 transitions, 171 flow [2021-03-24 10:58:30,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 10:58:30,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 10:58:30,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 690 transitions. [2021-03-24 10:58:30,378 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6460674157303371 [2021-03-24 10:58:30,378 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 690 transitions. [2021-03-24 10:58:30,378 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 690 transitions. [2021-03-24 10:58:30,378 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:58:30,378 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 690 transitions. [2021-03-24 10:58:30,380 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 115.0) internal successors, (690), 6 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:30,382 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 178.0) internal successors, (1246), 7 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:30,383 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 178.0) internal successors, (1246), 7 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:30,383 INFO L185 Difference]: Start difference. First operand has 47 places, 35 transitions, 100 flow. Second operand 6 states and 690 transitions. [2021-03-24 10:58:30,383 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 44 transitions, 171 flow [2021-03-24 10:58:30,384 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 44 transitions, 167 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 10:58:30,386 INFO L241 Difference]: Finished difference. Result has 52 places, 39 transitions, 138 flow [2021-03-24 10:58:30,386 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=96, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=138, PETRI_PLACES=52, PETRI_TRANSITIONS=39} [2021-03-24 10:58:30,386 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 8 predicate places. [2021-03-24 10:58:30,387 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 39 transitions, 138 flow [2021-03-24 10:58:30,388 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 112.22222222222223) internal successors, (1010), 9 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:30,388 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:58:30,388 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:58:30,389 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 10:58:30,389 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:58:30,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:58:30,390 INFO L82 PathProgramCache]: Analyzing trace with hash 1033894527, now seen corresponding path program 2 times [2021-03-24 10:58:30,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:58:30,393 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306701163] [2021-03-24 10:58:30,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:58:30,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:58:30,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:30,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:30,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:30,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 10:58:30,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:30,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 10:58:30,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:30,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:58:30,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:30,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 10:58:30,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:30,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 10:58:30,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:30,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 10:58:30,617 INFO L142 QuantifierPusher]: treesize reduction 25, result has 75.2 percent of original size [2021-03-24 10:58:30,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-24 10:58:30,670 INFO L142 QuantifierPusher]: treesize reduction 25, result has 78.4 percent of original size [2021-03-24 10:58:30,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-03-24 10:58:30,735 INFO L142 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-03-24 10:58:30,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:58:30,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:58:30,748 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306701163] [2021-03-24 10:58:30,749 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:58:30,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-03-24 10:58:30,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990462394] [2021-03-24 10:58:30,749 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 10:58:30,749 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:58:30,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 10:58:30,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2021-03-24 10:58:30,750 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 178 [2021-03-24 10:58:30,751 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 39 transitions, 138 flow. Second operand has 11 states, 11 states have (on average 113.18181818181819) internal successors, (1245), 11 states have internal predecessors, (1245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:30,751 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:58:30,751 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 178 [2021-03-24 10:58:30,752 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:58:30,990 INFO L129 PetriNetUnfolder]: 70/192 cut-off events. [2021-03-24 10:58:30,990 INFO L130 PetriNetUnfolder]: For 141/155 co-relation queries the response was YES. [2021-03-24 10:58:30,991 INFO L84 FinitePrefix]: Finished finitePrefix Result has 483 conditions, 192 events. 70/192 cut-off events. For 141/155 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 849 event pairs, 8 based on Foata normal form. 10/190 useless extension candidates. Maximal degree in co-relation 474. Up to 76 conditions per place. [2021-03-24 10:58:30,993 INFO L132 encePairwiseOnDemand]: 170/178 looper letters, 17 selfloop transitions, 9 changer transitions 0/45 dead transitions. [2021-03-24 10:58:30,993 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 45 transitions, 207 flow [2021-03-24 10:58:30,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-24 10:58:30,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-24 10:58:30,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 921 transitions. [2021-03-24 10:58:30,995 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6467696629213483 [2021-03-24 10:58:30,995 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 921 transitions. [2021-03-24 10:58:30,995 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 921 transitions. [2021-03-24 10:58:30,996 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:58:30,996 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 921 transitions. [2021-03-24 10:58:30,998 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 115.125) internal successors, (921), 8 states have internal predecessors, (921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,000 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 178.0) internal successors, (1602), 9 states have internal predecessors, (1602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,000 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 178.0) internal successors, (1602), 9 states have internal predecessors, (1602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,000 INFO L185 Difference]: Start difference. First operand has 52 places, 39 transitions, 138 flow. Second operand 8 states and 921 transitions. [2021-03-24 10:58:31,000 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 45 transitions, 207 flow [2021-03-24 10:58:31,003 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 45 transitions, 199 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-03-24 10:58:31,004 INFO L241 Difference]: Finished difference. Result has 57 places, 40 transitions, 158 flow [2021-03-24 10:58:31,004 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=131, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=158, PETRI_PLACES=57, PETRI_TRANSITIONS=40} [2021-03-24 10:58:31,004 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 13 predicate places. [2021-03-24 10:58:31,004 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 40 transitions, 158 flow [2021-03-24 10:58:31,005 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 113.18181818181819) internal successors, (1245), 11 states have internal predecessors, (1245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,005 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:58:31,005 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:58:31,005 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 10:58:31,005 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:58:31,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:58:31,006 INFO L82 PathProgramCache]: Analyzing trace with hash -157244372, now seen corresponding path program 1 times [2021-03-24 10:58:31,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:58:31,006 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012455263] [2021-03-24 10:58:31,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:58:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:58:31,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:31,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:58:31,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:58:31,096 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 10:58:31,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 10:58:31,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:31,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:58:31,104 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012455263] [2021-03-24 10:58:31,105 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:58:31,105 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 10:58:31,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672116617] [2021-03-24 10:58:31,105 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 10:58:31,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:58:31,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 10:58:31,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 10:58:31,106 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 178 [2021-03-24 10:58:31,107 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 40 transitions, 158 flow. Second operand has 5 states, 5 states have (on average 152.8) internal successors, (764), 5 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,107 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:58:31,107 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 178 [2021-03-24 10:58:31,107 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:58:31,204 INFO L129 PetriNetUnfolder]: 94/249 cut-off events. [2021-03-24 10:58:31,204 INFO L130 PetriNetUnfolder]: For 132/142 co-relation queries the response was YES. [2021-03-24 10:58:31,205 INFO L84 FinitePrefix]: Finished finitePrefix Result has 557 conditions, 249 events. 94/249 cut-off events. For 132/142 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 1248 event pairs, 27 based on Foata normal form. 18/251 useless extension candidates. Maximal degree in co-relation 547. Up to 118 conditions per place. [2021-03-24 10:58:31,206 INFO L132 encePairwiseOnDemand]: 171/178 looper letters, 12 selfloop transitions, 13 changer transitions 0/58 dead transitions. [2021-03-24 10:58:31,207 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 58 transitions, 244 flow [2021-03-24 10:58:31,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 10:58:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 10:58:31,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1091 transitions. [2021-03-24 10:58:31,210 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8756019261637239 [2021-03-24 10:58:31,210 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1091 transitions. [2021-03-24 10:58:31,210 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1091 transitions. [2021-03-24 10:58:31,210 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:58:31,210 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1091 transitions. [2021-03-24 10:58:31,212 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 155.85714285714286) internal successors, (1091), 7 states have internal predecessors, (1091), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,214 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 178.0) internal successors, (1424), 8 states have internal predecessors, (1424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,214 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 178.0) internal successors, (1424), 8 states have internal predecessors, (1424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,214 INFO L185 Difference]: Start difference. First operand has 57 places, 40 transitions, 158 flow. Second operand 7 states and 1091 transitions. [2021-03-24 10:58:31,214 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 58 transitions, 244 flow [2021-03-24 10:58:31,217 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 58 transitions, 232 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-03-24 10:58:31,220 INFO L241 Difference]: Finished difference. Result has 62 places, 52 transitions, 240 flow [2021-03-24 10:58:31,221 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=146, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=240, PETRI_PLACES=62, PETRI_TRANSITIONS=52} [2021-03-24 10:58:31,221 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 18 predicate places. [2021-03-24 10:58:31,221 INFO L480 AbstractCegarLoop]: Abstraction has has 62 places, 52 transitions, 240 flow [2021-03-24 10:58:31,221 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 152.8) internal successors, (764), 5 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,221 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:58:31,221 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:58:31,222 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 10:58:31,222 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:58:31,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:58:31,222 INFO L82 PathProgramCache]: Analyzing trace with hash -1839507704, now seen corresponding path program 1 times [2021-03-24 10:58:31,222 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:58:31,222 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809620260] [2021-03-24 10:58:31,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:58:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:58:31,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:31,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:58:31,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:58:31,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:58:31,320 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 10:58:31,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 10:58:31,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:31,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:58:31,331 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809620260] [2021-03-24 10:58:31,331 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:58:31,331 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-24 10:58:31,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964695805] [2021-03-24 10:58:31,332 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 10:58:31,332 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:58:31,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 10:58:31,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-24 10:58:31,334 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 178 [2021-03-24 10:58:31,335 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 52 transitions, 240 flow. Second operand has 6 states, 6 states have (on average 152.83333333333334) internal successors, (917), 6 states have internal predecessors, (917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,335 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:58:31,335 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 178 [2021-03-24 10:58:31,335 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:58:31,471 INFO L129 PetriNetUnfolder]: 79/235 cut-off events. [2021-03-24 10:58:31,471 INFO L130 PetriNetUnfolder]: For 489/568 co-relation queries the response was YES. [2021-03-24 10:58:31,472 INFO L84 FinitePrefix]: Finished finitePrefix Result has 891 conditions, 235 events. 79/235 cut-off events. For 489/568 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 1214 event pairs, 3 based on Foata normal form. 61/284 useless extension candidates. Maximal degree in co-relation 877. Up to 114 conditions per place. [2021-03-24 10:58:31,473 INFO L132 encePairwiseOnDemand]: 171/178 looper letters, 6 selfloop transitions, 26 changer transitions 6/71 dead transitions. [2021-03-24 10:58:31,473 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 71 transitions, 453 flow [2021-03-24 10:58:31,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-24 10:58:31,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-24 10:58:31,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1558 transitions. [2021-03-24 10:58:31,477 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8752808988764045 [2021-03-24 10:58:31,477 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1558 transitions. [2021-03-24 10:58:31,477 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1558 transitions. [2021-03-24 10:58:31,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:58:31,478 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1558 transitions. [2021-03-24 10:58:31,480 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 155.8) internal successors, (1558), 10 states have internal predecessors, (1558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,484 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 178.0) internal successors, (1958), 11 states have internal predecessors, (1958), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,485 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 178.0) internal successors, (1958), 11 states have internal predecessors, (1958), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,485 INFO L185 Difference]: Start difference. First operand has 62 places, 52 transitions, 240 flow. Second operand 10 states and 1558 transitions. [2021-03-24 10:58:31,485 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 71 transitions, 453 flow [2021-03-24 10:58:31,489 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 71 transitions, 453 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-24 10:58:31,491 INFO L241 Difference]: Finished difference. Result has 74 places, 65 transitions, 415 flow [2021-03-24 10:58:31,491 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=240, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=415, PETRI_PLACES=74, PETRI_TRANSITIONS=65} [2021-03-24 10:58:31,492 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 30 predicate places. [2021-03-24 10:58:31,492 INFO L480 AbstractCegarLoop]: Abstraction has has 74 places, 65 transitions, 415 flow [2021-03-24 10:58:31,493 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 152.83333333333334) internal successors, (917), 6 states have internal predecessors, (917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,493 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:58:31,493 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:58:31,493 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 10:58:31,494 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:58:31,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:58:31,494 INFO L82 PathProgramCache]: Analyzing trace with hash -1905577985, now seen corresponding path program 1 times [2021-03-24 10:58:31,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:58:31,494 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819244283] [2021-03-24 10:58:31,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:58:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:58:31,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:31,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:58:31,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:58:31,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 10:58:31,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:58:31,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:58:31,602 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819244283] [2021-03-24 10:58:31,602 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:58:31,602 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 10:58:31,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114517933] [2021-03-24 10:58:31,603 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 10:58:31,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:58:31,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 10:58:31,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-24 10:58:31,604 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 178 [2021-03-24 10:58:31,605 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 65 transitions, 415 flow. Second operand has 6 states, 6 states have (on average 137.0) internal successors, (822), 6 states have internal predecessors, (822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,605 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:58:31,605 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 178 [2021-03-24 10:58:31,605 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:58:31,755 INFO L129 PetriNetUnfolder]: 184/506 cut-off events. [2021-03-24 10:58:31,755 INFO L130 PetriNetUnfolder]: For 1995/2334 co-relation queries the response was YES. [2021-03-24 10:58:31,758 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2089 conditions, 506 events. 184/506 cut-off events. For 1995/2334 co-relation queries the response was YES. Maximal size of possible extension queue 94. Compared 3302 event pairs, 18 based on Foata normal form. 28/514 useless extension candidates. Maximal degree in co-relation 2071. Up to 231 conditions per place. [2021-03-24 10:58:31,760 INFO L132 encePairwiseOnDemand]: 170/178 looper letters, 17 selfloop transitions, 11 changer transitions 1/76 dead transitions. [2021-03-24 10:58:31,760 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 76 transitions, 538 flow [2021-03-24 10:58:31,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 10:58:31,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 10:58:31,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 970 transitions. [2021-03-24 10:58:31,763 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7784911717495987 [2021-03-24 10:58:31,763 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 970 transitions. [2021-03-24 10:58:31,763 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 970 transitions. [2021-03-24 10:58:31,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:58:31,764 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 970 transitions. [2021-03-24 10:58:31,766 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 138.57142857142858) internal successors, (970), 7 states have internal predecessors, (970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,768 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 178.0) internal successors, (1424), 8 states have internal predecessors, (1424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,768 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 178.0) internal successors, (1424), 8 states have internal predecessors, (1424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,769 INFO L185 Difference]: Start difference. First operand has 74 places, 65 transitions, 415 flow. Second operand 7 states and 970 transitions. [2021-03-24 10:58:31,769 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 76 transitions, 538 flow [2021-03-24 10:58:31,787 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 76 transitions, 455 flow, removed 32 selfloop flow, removed 4 redundant places. [2021-03-24 10:58:31,788 INFO L241 Difference]: Finished difference. Result has 79 places, 71 transitions, 408 flow [2021-03-24 10:58:31,788 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=332, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=408, PETRI_PLACES=79, PETRI_TRANSITIONS=71} [2021-03-24 10:58:31,789 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 35 predicate places. [2021-03-24 10:58:31,789 INFO L480 AbstractCegarLoop]: Abstraction has has 79 places, 71 transitions, 408 flow [2021-03-24 10:58:31,789 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 137.0) internal successors, (822), 6 states have internal predecessors, (822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,789 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:58:31,789 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:58:31,790 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-24 10:58:31,790 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:58:31,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:58:31,790 INFO L82 PathProgramCache]: Analyzing trace with hash 275018717, now seen corresponding path program 2 times [2021-03-24 10:58:31,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:58:31,790 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286234610] [2021-03-24 10:58:31,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:58:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:58:31,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:31,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:58:31,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:58:31,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:58:31,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:58:31,898 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 10:58:31,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 10:58:31,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:58:31,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:58:31,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:58:31,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286234610] [2021-03-24 10:58:31,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:58:31,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-24 10:58:31,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959475789] [2021-03-24 10:58:31,912 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 10:58:31,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:58:31,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 10:58:31,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-24 10:58:31,914 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 178 [2021-03-24 10:58:31,915 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 71 transitions, 408 flow. Second operand has 7 states, 7 states have (on average 152.85714285714286) internal successors, (1070), 7 states have internal predecessors, (1070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:31,915 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:58:31,915 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 178 [2021-03-24 10:58:31,915 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:58:32,105 INFO L129 PetriNetUnfolder]: 153/444 cut-off events. [2021-03-24 10:58:32,105 INFO L130 PetriNetUnfolder]: For 1777/2356 co-relation queries the response was YES. [2021-03-24 10:58:32,108 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1676 conditions, 444 events. 153/444 cut-off events. For 1777/2356 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 2927 event pairs, 4 based on Foata normal form. 368/798 useless extension candidates. Maximal degree in co-relation 1655. Up to 98 conditions per place. [2021-03-24 10:58:32,110 INFO L132 encePairwiseOnDemand]: 171/178 looper letters, 3 selfloop transitions, 31 changer transitions 7/79 dead transitions. [2021-03-24 10:58:32,110 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 79 transitions, 539 flow [2021-03-24 10:58:32,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-24 10:58:32,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-24 10:58:32,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2016 transitions. [2021-03-24 10:58:32,114 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8712186689714779 [2021-03-24 10:58:32,115 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 2016 transitions. [2021-03-24 10:58:32,115 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 2016 transitions. [2021-03-24 10:58:32,116 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:58:32,116 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 2016 transitions. [2021-03-24 10:58:32,119 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 155.07692307692307) internal successors, (2016), 13 states have internal predecessors, (2016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:32,122 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 178.0) internal successors, (2492), 14 states have internal predecessors, (2492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:32,123 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 178.0) internal successors, (2492), 14 states have internal predecessors, (2492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:32,123 INFO L185 Difference]: Start difference. First operand has 79 places, 71 transitions, 408 flow. Second operand 13 states and 2016 transitions. [2021-03-24 10:58:32,123 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 79 transitions, 539 flow [2021-03-24 10:58:32,131 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 79 transitions, 506 flow, removed 7 selfloop flow, removed 6 redundant places. [2021-03-24 10:58:32,135 INFO L241 Difference]: Finished difference. Result has 90 places, 72 transitions, 464 flow [2021-03-24 10:58:32,135 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=362, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=464, PETRI_PLACES=90, PETRI_TRANSITIONS=72} [2021-03-24 10:58:32,136 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 46 predicate places. [2021-03-24 10:58:32,136 INFO L480 AbstractCegarLoop]: Abstraction has has 90 places, 72 transitions, 464 flow [2021-03-24 10:58:32,136 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 152.85714285714286) internal successors, (1070), 7 states have internal predecessors, (1070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:58:32,136 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:58:32,136 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:58:32,136 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-24 10:58:32,136 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:58:32,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:58:32,137 INFO L82 PathProgramCache]: Analyzing trace with hash -1514516202, now seen corresponding path program 1 times [2021-03-24 10:58:32,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:58:32,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057550358] [2021-03-24 10:58:32,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:58:32,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 10:58:32,201 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 10:58:32,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 10:58:32,285 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 10:58:32,313 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-24 10:58:32,313 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-24 10:58:32,313 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-24 10:58:32,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 10:58:32 BasicIcfg [2021-03-24 10:58:32,406 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 10:58:32,407 INFO L168 Benchmark]: Toolchain (without parser) took 12525.19 ms. Allocated memory was 255.9 MB in the beginning and 534.8 MB in the end (delta: 278.9 MB). Free memory was 234.2 MB in the beginning and 470.4 MB in the end (delta: -236.3 MB). Peak memory consumption was 314.6 MB. Max. memory is 16.0 GB. [2021-03-24 10:58:32,407 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory was 237.6 MB in the beginning and 237.4 MB in the end (delta: 183.0 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 10:58:32,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 514.91 ms. Allocated memory was 255.9 MB in the beginning and 356.5 MB in the end (delta: 100.7 MB). Free memory was 234.2 MB in the beginning and 315.7 MB in the end (delta: -81.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. [2021-03-24 10:58:32,408 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.83 ms. Allocated memory is still 356.5 MB. Free memory was 315.7 MB in the beginning and 312.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-24 10:58:32,408 INFO L168 Benchmark]: Boogie Preprocessor took 53.69 ms. Allocated memory is still 356.5 MB. Free memory was 312.8 MB in the beginning and 310.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-24 10:58:32,408 INFO L168 Benchmark]: RCFGBuilder took 2191.85 ms. Allocated memory is still 356.5 MB. Free memory was 310.1 MB in the beginning and 204.1 MB in the end (delta: 106.1 MB). Peak memory consumption was 109.2 MB. Max. memory is 16.0 GB. [2021-03-24 10:58:32,409 INFO L168 Benchmark]: TraceAbstraction took 9694.71 ms. Allocated memory was 356.5 MB in the beginning and 534.8 MB in the end (delta: 178.3 MB). Free memory was 203.1 MB in the beginning and 470.4 MB in the end (delta: -267.4 MB). Peak memory consumption was 183.5 MB. Max. memory is 16.0 GB. [2021-03-24 10:58:32,410 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory was 237.6 MB in the beginning and 237.4 MB in the end (delta: 183.0 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 514.91 ms. Allocated memory was 255.9 MB in the beginning and 356.5 MB in the end (delta: 100.7 MB). Free memory was 234.2 MB in the beginning and 315.7 MB in the end (delta: -81.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 62.83 ms. Allocated memory is still 356.5 MB. Free memory was 315.7 MB in the beginning and 312.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 53.69 ms. Allocated memory is still 356.5 MB. Free memory was 312.8 MB in the beginning and 310.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2191.85 ms. Allocated memory is still 356.5 MB. Free memory was 310.1 MB in the beginning and 204.1 MB in the end (delta: 106.1 MB). Peak memory consumption was 109.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 9694.71 ms. Allocated memory was 356.5 MB in the beginning and 534.8 MB in the end (delta: 178.3 MB). Free memory was 203.1 MB in the beginning and 470.4 MB in the end (delta: -267.4 MB). Peak memory consumption was 183.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6087.1ms, 107 PlacesBefore, 44 PlacesAfterwards, 98 TransitionsBefore, 35 TransitionsAfterwards, 962 CoEnabledTransitionPairs, 5 FixpointIterations, 41 TrivialSequentialCompositions, 23 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 65 TotalNumberOfCompositions, 1720 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 745, positive: 674, positive conditional: 0, positive unconditional: 674, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 457, positive: 435, positive conditional: 0, positive unconditional: 435, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 457, positive: 435, positive conditional: 0, positive unconditional: 435, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 745, positive: 239, positive conditional: 0, positive unconditional: 239, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 457, unknown conditional: 0, unknown unconditional: 457] , Statistics on independence cache: Total cache size (in pairs): 58, Positive cache size: 45, Positive conditional cache size: 0, Positive unconditional cache size: 45, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L713] 0 _Bool __unbuffered_p0_EAX$flush_delayed; [L714] 0 int __unbuffered_p0_EAX$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0] [L715] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; [L716] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; [L717] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0] [L718] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; [L719] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; [L720] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0] [L721] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; [L722] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0] [L723] 0 _Bool __unbuffered_p0_EAX$read_delayed; [L724] 0 int *__unbuffered_p0_EAX$read_delayed_var; [L725] 0 int __unbuffered_p0_EAX$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0] [L726] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0] [L727] 0 int __unbuffered_p0_EAX$w_buff1; [L728] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; [L730] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0] [L732] 0 int __unbuffered_p1_EBX = 0; [L733] 0 _Bool main$tmp_guard0; [L734] 0 _Bool main$tmp_guard1; [L736] 0 int x = 0; [L737] 0 _Bool x$flush_delayed; [L738] 0 int x$mem_tmp; [L739] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L740] 0 _Bool x$r_buff0_thd1; [L741] 0 _Bool x$r_buff0_thd2; [L742] 0 _Bool x$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0] [L743] 0 _Bool x$r_buff1_thd0; [L744] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L745] 0 _Bool x$r_buff1_thd2; [L746] 0 _Bool x$r_buff1_thd3; [L747] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0] [L748] 0 int *x$read_delayed_var; [L749] 0 int x$w_buff0; [L750] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L751] 0 int x$w_buff1; [L752] 0 _Bool x$w_buff1_used; [L754] 0 int y = 0; [L755] 0 _Bool weak$$choice0; [L756] 0 _Bool weak$$choice1; [L757] 0 _Bool weak$$choice2; [L847] 0 pthread_t t1693; [L848] FCALL, FORK 0 pthread_create(&t1693, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L849] 0 pthread_t t1694; [L850] FCALL, FORK 0 pthread_create(&t1694, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L851] 0 pthread_t t1695; [L761] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L762] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L763] 1 x$flush_delayed = weak$$choice2 [L764] EXPR 1 \read(x) [L764] 1 x$mem_tmp = x [L765] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L765] EXPR 1 \read(x) [L765] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L765] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L766] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L766] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L767] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L767] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L768] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L768] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L769] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L769] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L770] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L770] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L771] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L771] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L772] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L773] 1 __unbuffered_p0_EAX$read_delayed_var = &x [L774] EXPR 1 \read(x) [L774] 1 __unbuffered_p0_EAX = x [L775] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L775] 1 x = x$flush_delayed ? x$mem_tmp : x [L776] 1 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=4, weak$$choice1=0, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L779] 1 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=4, weak$$choice1=0, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L791] 2 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=4, weak$$choice1=0, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L794] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=4, weak$$choice1=0, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L797] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L798] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L799] 2 x$flush_delayed = weak$$choice2 [L800] EXPR 2 \read(x) [L800] 2 x$mem_tmp = x [L801] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L801] EXPR 2 \read(x) [L801] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L801] 2 x = !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L802] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L802] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0) [L802] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L802] 2 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L803] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L803] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1) [L803] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L803] 2 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L804] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L804] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used) [L804] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L804] 2 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L805] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L805] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L805] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L805] 2 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L806] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L806] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2) [L806] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L806] 2 x$r_buff0_thd2 = weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L807] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L807] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L807] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L807] 2 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L808] EXPR 2 \read(x) [L808] 2 __unbuffered_p1_EBX = x [L809] EXPR 2 x$flush_delayed ? x$mem_tmp : x [L809] EXPR 2 \read(x) [L809] EXPR 2 x$flush_delayed ? x$mem_tmp : x [L809] 2 x = x$flush_delayed ? x$mem_tmp : x [L810] 2 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L852] FCALL, FORK 0 pthread_create(&t1695, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L822] 3 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L784] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L786] 1 return 0; [L825] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L825] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L825] EXPR 3 \read(x) [L825] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L825] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L825] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L826] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L826] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L827] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L827] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L828] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L828] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L829] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L829] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L815] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L817] 2 return 0; [L832] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L834] 3 return 0; [L854] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L4] COND FALSE 0 !(!cond) [L858] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L858] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L858] EXPR 0 \read(x) [L858] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L858] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L858] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L859] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L859] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L860] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L860] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L861] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L861] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L862] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L862] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L865] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L866] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L866] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L866] EXPR 0 \read(*__unbuffered_p0_EAX$read_delayed_var) [L866] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L866] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L866] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L867] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 1 && __unbuffered_p1_EAX == 2 && __unbuffered_p1_EBX == 0) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=1, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 112 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 8.6ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 9438.4ms, OverallIterations: 11, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1301.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6193.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 47 SDtfs, 62 SDslu, 46 SDs, 0 SdLazy, 320 SolverSat, 110 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 337.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 555.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=464occurred in iteration=10, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 52.3ms SsaConstructionTime, 561.3ms SatisfiabilityAnalysisTime, 1004.8ms InterpolantComputationTime, 298 NumberOfCodeBlocks, 298 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 255 ConstructedInterpolants, 0 QuantifiedInterpolants, 1478 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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...