/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-RepeatedSemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix005_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 14:12:54,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 14:12:54,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 14:12:54,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 14:12:54,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 14:12:54,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 14:12:54,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 14:12:54,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 14:12:54,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 14:12:54,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 14:12:54,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 14:12:54,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 14:12:54,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 14:12:54,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 14:12:54,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 14:12:54,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 14:12:54,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 14:12:54,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 14:12:54,099 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 14:12:54,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 14:12:54,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 14:12:54,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 14:12:54,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 14:12:54,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 14:12:54,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-25 14:12:54,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-25 14:12:54,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-25 14:12:54,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-25 14:12:54,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-25 14:12:54,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-25 14:12:54,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 14:12:54,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 14:12:54,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 14:12:54,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 14:12:54,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 14:12:54,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 14:12:54,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 14:12:54,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 14:12:54,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 14:12:54,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 14:12:54,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 14:12:54,126 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-RepeatedSemanticLbe.epf [2021-03-25 14:12:54,165 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 14:12:54,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 14:12:54,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 14:12:54,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 14:12:54,168 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 14:12:54,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 14:12:54,169 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 14:12:54,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 14:12:54,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 14:12:54,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 14:12:54,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 14:12:54,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 14:12:54,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 14:12:54,170 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 14:12:54,171 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 14:12:54,171 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 14:12:54,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 14:12:54,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 14:12:54,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 14:12:54,171 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 14:12:54,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 14:12:54,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 14:12:54,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 14:12:54,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 14:12:54,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 14:12:54,172 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 14:12:54,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 14:12:54,173 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 14:12:54,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 14:12:54,173 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 14:12:54,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 14:12:54,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 14:12:54,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 14:12:54,514 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-25 14:12:54,515 INFO L275 PluginConnector]: CDTParser initialized [2021-03-25 14:12:54,515 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix005_rmo.oepc.i [2021-03-25 14:12:54,578 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4e8af8c3/1210f1251f2a472f83351c3a9bc8fe58/FLAG87c83eda6 [2021-03-25 14:12:55,226 INFO L306 CDTParser]: Found 1 translation units. [2021-03-25 14:12:55,227 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix005_rmo.oepc.i [2021-03-25 14:12:55,240 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4e8af8c3/1210f1251f2a472f83351c3a9bc8fe58/FLAG87c83eda6 [2021-03-25 14:12:55,447 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4e8af8c3/1210f1251f2a472f83351c3a9bc8fe58 [2021-03-25 14:12:55,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 14:12:55,452 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-25 14:12:55,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-25 14:12:55,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-25 14:12:55,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-25 14:12:55,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 02:12:55" (1/1) ... [2021-03-25 14:12:55,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b83a7c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:12:55, skipping insertion in model container [2021-03-25 14:12:55,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 02:12:55" (1/1) ... [2021-03-25 14:12:55,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-25 14:12:55,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-25 14:12:55,645 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/mix005_rmo.oepc.i[949,962] [2021-03-25 14:12:55,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 14:12:55,789 INFO L203 MainTranslator]: Completed pre-run [2021-03-25 14:12:55,799 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/mix005_rmo.oepc.i[949,962] [2021-03-25 14:12:55,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 14:12:55,903 INFO L208 MainTranslator]: Completed translation [2021-03-25 14:12:55,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:12:55 WrapperNode [2021-03-25 14:12:55,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-25 14:12:55,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 14:12:55,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 14:12:55,905 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 14:12:55,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:12:55" (1/1) ... [2021-03-25 14:12:55,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:12:55" (1/1) ... [2021-03-25 14:12:55,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 14:12:55,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 14:12:55,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 14:12:55,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 14:12:55,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:12:55" (1/1) ... [2021-03-25 14:12:55,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:12:55" (1/1) ... [2021-03-25 14:12:55,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:12:55" (1/1) ... [2021-03-25 14:12:55,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:12:55" (1/1) ... [2021-03-25 14:12:55,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:12:55" (1/1) ... [2021-03-25 14:12:55,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:12:55" (1/1) ... [2021-03-25 14:12:55,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:12:55" (1/1) ... [2021-03-25 14:12:56,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 14:12:56,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 14:12:56,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 14:12:56,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 14:12:56,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:12:55" (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 [2021-03-25 14:12:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-25 14:12:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-25 14:12:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-25 14:12:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-25 14:12:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-25 14:12:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-25 14:12:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-25 14:12:56,095 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-25 14:12:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-25 14:12:56,095 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-25 14:12:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-25 14:12:56,096 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-25 14:12:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-25 14:12:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-25 14:12:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 14:12:56,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 14:12:56,097 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 14:12:57,833 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 14:12:57,833 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-25 14:12:57,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 02:12:57 BoogieIcfgContainer [2021-03-25 14:12:57,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 14:12:57,837 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 14:12:57,837 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 14:12:57,840 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 14:12:57,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.03 02:12:55" (1/3) ... [2021-03-25 14:12:57,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a70dcd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 02:12:57, skipping insertion in model container [2021-03-25 14:12:57,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:12:55" (2/3) ... [2021-03-25 14:12:57,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a70dcd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 02:12:57, skipping insertion in model container [2021-03-25 14:12:57,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 02:12:57" (3/3) ... [2021-03-25 14:12:57,843 INFO L111 eAbstractionObserver]: Analyzing ICFG mix005_rmo.oepc.i [2021-03-25 14:12:57,848 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 14:12:57,852 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-25 14:12:57,852 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 14:12:57,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,896 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,896 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,896 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,896 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,896 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,897 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,897 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,897 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,900 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,900 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,900 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,900 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,900 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,900 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,901 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,901 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,901 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,902 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,902 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,903 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,903 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,906 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,906 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,906 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,906 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,906 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,907 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,907 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,910 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,910 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,911 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,911 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,911 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,911 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,911 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,911 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,912 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,913 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,916 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,916 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,917 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,922 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,922 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,922 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,922 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,922 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,922 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,922 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,922 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,922 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,924 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,924 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,924 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,924 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,924 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,924 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,924 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,924 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,924 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,924 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,925 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,927 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,927 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,927 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,927 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,928 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,928 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,928 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,928 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,928 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,928 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,928 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,928 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,928 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,928 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,928 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,929 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,929 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,929 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,929 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,929 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,929 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,929 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,929 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,930 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,930 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,930 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,930 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,930 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,930 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,930 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,930 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,930 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,930 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,931 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,931 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,931 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,931 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,931 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,932 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,933 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,933 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,933 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,933 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,933 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,933 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,933 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,933 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,933 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,934 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,934 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,934 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,934 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,934 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,934 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,934 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,935 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,937 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,937 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,937 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,938 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,938 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,938 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,938 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,938 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,938 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,938 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,939 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,939 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,939 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,939 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,939 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,939 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,940 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,940 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,940 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,940 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,940 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,940 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,940 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,941 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,941 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,941 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,941 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,941 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,941 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,942 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,942 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,950 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,951 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,953 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,953 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,953 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,955 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,956 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,956 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,956 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,956 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,956 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,956 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,956 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,959 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,959 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,961 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,962 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,962 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,962 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,962 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,962 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:12:57,963 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-25 14:12:57,979 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-25 14:12:58,005 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 14:12:58,006 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 14:12:58,006 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 14:12:58,006 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 14:12:58,006 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 14:12:58,006 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 14:12:58,006 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 14:12:58,006 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 14:12:58,022 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 120 transitions, 260 flow [2021-03-25 14:12:58,072 INFO L129 PetriNetUnfolder]: 2/116 cut-off events. [2021-03-25 14:12:58,073 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 14:12:58,085 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 116 events. 2/116 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 93 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-03-25 14:12:58,085 INFO L82 GeneralOperation]: Start removeDead. Operand has 131 places, 120 transitions, 260 flow [2021-03-25 14:12:58,090 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 127 places, 116 transitions, 244 flow [2021-03-25 14:12:58,091 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:12:58,101 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 127 places, 116 transitions, 244 flow [2021-03-25 14:12:58,103 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 127 places, 116 transitions, 244 flow [2021-03-25 14:12:58,107 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 127 places, 116 transitions, 244 flow [2021-03-25 14:12:58,140 INFO L129 PetriNetUnfolder]: 2/116 cut-off events. [2021-03-25 14:12:58,141 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 14:12:58,142 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 116 events. 2/116 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 96 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-03-25 14:12:58,145 INFO L142 LiptonReduction]: Number of co-enabled transitions 2886 [2021-03-25 14:12:59,529 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-25 14:12:59,885 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 84 [2021-03-25 14:12:59,993 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-25 14:13:01,193 INFO L154 LiptonReduction]: Checked pairs total: 5647 [2021-03-25 14:13:01,193 INFO L156 LiptonReduction]: Total number of compositions: 75 [2021-03-25 14:13:01,195 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3105 [2021-03-25 14:13:01,202 INFO L129 PetriNetUnfolder]: 0/13 cut-off events. [2021-03-25 14:13:01,202 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 14:13:01,202 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:01,203 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:13:01,203 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:01,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:01,207 INFO L82 PathProgramCache]: Analyzing trace with hash 1588435965, now seen corresponding path program 1 times [2021-03-25 14:13:01,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:01,214 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231334807] [2021-03-25 14:13:01,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:01,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:01,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:01,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:13:01,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:01,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:01,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:01,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231334807] [2021-03-25 14:13:01,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:01,423 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 14:13:01,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263055599] [2021-03-25 14:13:01,430 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 14:13:01,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:01,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 14:13:01,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 14:13:01,452 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 195 [2021-03-25 14:13:01,456 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 50 transitions, 112 flow. Second operand has 3 states, 3 states have (on average 173.66666666666666) internal successors, (521), 3 states have internal predecessors, (521), 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) [2021-03-25 14:13:01,456 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:01,457 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 195 [2021-03-25 14:13:01,457 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:01,592 INFO L129 PetriNetUnfolder]: 133/349 cut-off events. [2021-03-25 14:13:01,592 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 14:13:01,595 INFO L84 FinitePrefix]: Finished finitePrefix Result has 568 conditions, 349 events. 133/349 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 1875 event pairs, 110 based on Foata normal form. 33/362 useless extension candidates. Maximal degree in co-relation 546. Up to 153 conditions per place. [2021-03-25 14:13:01,598 INFO L132 encePairwiseOnDemand]: 191/195 looper letters, 11 selfloop transitions, 2 changer transitions 0/52 dead transitions. [2021-03-25 14:13:01,599 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 52 transitions, 142 flow [2021-03-25 14:13:01,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 14:13:01,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 14:13:01,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 535 transitions. [2021-03-25 14:13:01,615 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9145299145299145 [2021-03-25 14:13:01,615 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 535 transitions. [2021-03-25 14:13:01,616 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 535 transitions. [2021-03-25 14:13:01,619 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:01,621 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 535 transitions. [2021-03-25 14:13:01,625 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 178.33333333333334) internal successors, (535), 3 states have internal predecessors, (535), 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) [2021-03-25 14:13:01,634 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 195.0) internal successors, (780), 4 states have internal predecessors, (780), 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) [2021-03-25 14:13:01,634 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 195.0) internal successors, (780), 4 states have internal predecessors, (780), 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) [2021-03-25 14:13:01,636 INFO L185 Difference]: Start difference. First operand has 62 places, 50 transitions, 112 flow. Second operand 3 states and 535 transitions. [2021-03-25 14:13:01,637 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 52 transitions, 142 flow [2021-03-25 14:13:01,639 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 52 transitions, 138 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-25 14:13:01,641 INFO L241 Difference]: Finished difference. Result has 58 places, 47 transitions, 106 flow [2021-03-25 14:13:01,642 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=102, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=106, PETRI_PLACES=58, PETRI_TRANSITIONS=47} [2021-03-25 14:13:01,643 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -4 predicate places. [2021-03-25 14:13:01,643 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:01,643 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 47 transitions, 106 flow [2021-03-25 14:13:01,644 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 47 transitions, 106 flow [2021-03-25 14:13:01,644 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 47 transitions, 106 flow [2021-03-25 14:13:01,650 INFO L129 PetriNetUnfolder]: 0/47 cut-off events. [2021-03-25 14:13:01,650 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 14:13:01,650 INFO L84 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 47 events. 0/47 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 62 event pairs, 0 based on Foata normal form. 0/45 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-25 14:13:01,652 INFO L142 LiptonReduction]: Number of co-enabled transitions 702 [2021-03-25 14:13:02,834 INFO L154 LiptonReduction]: Checked pairs total: 3042 [2021-03-25 14:13:02,834 INFO L156 LiptonReduction]: Total number of compositions: 12 [2021-03-25 14:13:02,834 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1191 [2021-03-25 14:13:02,835 INFO L480 AbstractCegarLoop]: Abstraction has has 46 places, 35 transitions, 82 flow [2021-03-25 14:13:02,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 173.66666666666666) internal successors, (521), 3 states have internal predecessors, (521), 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) [2021-03-25 14:13:02,835 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:02,835 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] [2021-03-25 14:13:02,835 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 14:13:02,836 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:02,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:02,836 INFO L82 PathProgramCache]: Analyzing trace with hash 1813580090, now seen corresponding path program 1 times [2021-03-25 14:13:02,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:02,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006326886] [2021-03-25 14:13:02,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:02,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:02,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:13:02,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:02,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:02,968 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-25 14:13:02,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 14:13:02,981 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-25 14:13:02,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 14:13:02,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:02,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006326886] [2021-03-25 14:13:02,986 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:02,986 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 14:13:02,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644530841] [2021-03-25 14:13:02,987 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 14:13:02,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:02,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 14:13:02,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-25 14:13:02,989 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 207 [2021-03-25 14:13:02,990 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 35 transitions, 82 flow. Second operand has 5 states, 5 states have (on average 163.0) internal successors, (815), 5 states have internal predecessors, (815), 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) [2021-03-25 14:13:02,990 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:02,990 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 207 [2021-03-25 14:13:02,990 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:03,166 INFO L129 PetriNetUnfolder]: 397/800 cut-off events. [2021-03-25 14:13:03,167 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 14:13:03,169 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1427 conditions, 800 events. 397/800 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 4542 event pairs, 34 based on Foata normal form. 0/740 useless extension candidates. Maximal degree in co-relation 1413. Up to 253 conditions per place. [2021-03-25 14:13:03,171 INFO L132 encePairwiseOnDemand]: 197/207 looper letters, 12 selfloop transitions, 8 changer transitions 21/65 dead transitions. [2021-03-25 14:13:03,171 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 65 transitions, 224 flow [2021-03-25 14:13:03,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 14:13:03,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 14:13:03,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1177 transitions. [2021-03-25 14:13:03,175 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8122843340234644 [2021-03-25 14:13:03,175 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1177 transitions. [2021-03-25 14:13:03,175 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1177 transitions. [2021-03-25 14:13:03,176 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:03,176 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1177 transitions. [2021-03-25 14:13:03,178 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 168.14285714285714) internal successors, (1177), 7 states have internal predecessors, (1177), 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) [2021-03-25 14:13:03,181 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 207.0) internal successors, (1656), 8 states have internal predecessors, (1656), 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) [2021-03-25 14:13:03,182 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 207.0) internal successors, (1656), 8 states have internal predecessors, (1656), 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) [2021-03-25 14:13:03,182 INFO L185 Difference]: Start difference. First operand has 46 places, 35 transitions, 82 flow. Second operand 7 states and 1177 transitions. [2021-03-25 14:13:03,182 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 65 transitions, 224 flow [2021-03-25 14:13:03,183 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 65 transitions, 220 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 14:13:03,184 INFO L241 Difference]: Finished difference. Result has 55 places, 40 transitions, 148 flow [2021-03-25 14:13:03,185 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=207, PETRI_DIFFERENCE_MINUEND_FLOW=78, 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=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=148, PETRI_PLACES=55, PETRI_TRANSITIONS=40} [2021-03-25 14:13:03,185 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -7 predicate places. [2021-03-25 14:13:03,185 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:03,185 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 40 transitions, 148 flow [2021-03-25 14:13:03,186 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 40 transitions, 148 flow [2021-03-25 14:13:03,186 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 40 transitions, 148 flow [2021-03-25 14:13:03,263 INFO L129 PetriNetUnfolder]: 178/461 cut-off events. [2021-03-25 14:13:03,263 INFO L130 PetriNetUnfolder]: For 124/258 co-relation queries the response was YES. [2021-03-25 14:13:03,265 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1051 conditions, 461 events. 178/461 cut-off events. For 124/258 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 2856 event pairs, 98 based on Foata normal form. 0/420 useless extension candidates. Maximal degree in co-relation 1035. Up to 249 conditions per place. [2021-03-25 14:13:03,269 INFO L142 LiptonReduction]: Number of co-enabled transitions 562 [2021-03-25 14:13:04,119 INFO L154 LiptonReduction]: Checked pairs total: 1230 [2021-03-25 14:13:04,119 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 14:13:04,119 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 934 [2021-03-25 14:13:04,120 INFO L480 AbstractCegarLoop]: Abstraction has has 48 places, 37 transitions, 142 flow [2021-03-25 14:13:04,120 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 163.0) internal successors, (815), 5 states have internal predecessors, (815), 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) [2021-03-25 14:13:04,121 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:04,121 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:13:04,121 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 14:13:04,121 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:04,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:04,121 INFO L82 PathProgramCache]: Analyzing trace with hash -1102842643, now seen corresponding path program 1 times [2021-03-25 14:13:04,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:04,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688283090] [2021-03-25 14:13:04,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:04,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:04,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:04,217 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-25 14:13:04,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 14:13:04,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:04,230 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688283090] [2021-03-25 14:13:04,231 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:04,231 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 14:13:04,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228674282] [2021-03-25 14:13:04,231 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 14:13:04,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:04,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 14:13:04,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-25 14:13:04,233 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 166 out of 210 [2021-03-25 14:13:04,234 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 37 transitions, 142 flow. Second operand has 4 states, 4 states have (on average 167.0) internal successors, (668), 4 states have internal predecessors, (668), 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) [2021-03-25 14:13:04,234 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:04,234 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 166 of 210 [2021-03-25 14:13:04,234 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:04,315 INFO L129 PetriNetUnfolder]: 164/460 cut-off events. [2021-03-25 14:13:04,315 INFO L130 PetriNetUnfolder]: For 296/471 co-relation queries the response was YES. [2021-03-25 14:13:04,316 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1310 conditions, 460 events. 164/460 cut-off events. For 296/471 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 2747 event pairs, 46 based on Foata normal form. 14/462 useless extension candidates. Maximal degree in co-relation 1294. Up to 215 conditions per place. [2021-03-25 14:13:04,319 INFO L132 encePairwiseOnDemand]: 201/210 looper letters, 16 selfloop transitions, 13 changer transitions 0/50 dead transitions. [2021-03-25 14:13:04,319 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 50 transitions, 278 flow [2021-03-25 14:13:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 14:13:04,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 14:13:04,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 685 transitions. [2021-03-25 14:13:04,321 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8154761904761905 [2021-03-25 14:13:04,321 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 685 transitions. [2021-03-25 14:13:04,321 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 685 transitions. [2021-03-25 14:13:04,321 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:04,322 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 685 transitions. [2021-03-25 14:13:04,323 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 171.25) internal successors, (685), 4 states have internal predecessors, (685), 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) [2021-03-25 14:13:04,324 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 210.0) internal successors, (1050), 5 states have internal predecessors, (1050), 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) [2021-03-25 14:13:04,325 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 210.0) internal successors, (1050), 5 states have internal predecessors, (1050), 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) [2021-03-25 14:13:04,325 INFO L185 Difference]: Start difference. First operand has 48 places, 37 transitions, 142 flow. Second operand 4 states and 685 transitions. [2021-03-25 14:13:04,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 50 transitions, 278 flow [2021-03-25 14:13:04,327 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 50 transitions, 248 flow, removed 13 selfloop flow, removed 3 redundant places. [2021-03-25 14:13:04,328 INFO L241 Difference]: Finished difference. Result has 51 places, 46 transitions, 245 flow [2021-03-25 14:13:04,329 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=245, PETRI_PLACES=51, PETRI_TRANSITIONS=46} [2021-03-25 14:13:04,329 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -11 predicate places. [2021-03-25 14:13:04,329 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:04,329 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 51 places, 46 transitions, 245 flow [2021-03-25 14:13:04,329 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 51 places, 46 transitions, 245 flow [2021-03-25 14:13:04,330 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 46 transitions, 245 flow [2021-03-25 14:13:04,418 INFO L129 PetriNetUnfolder]: 163/452 cut-off events. [2021-03-25 14:13:04,418 INFO L130 PetriNetUnfolder]: For 339/347 co-relation queries the response was YES. [2021-03-25 14:13:04,420 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1220 conditions, 452 events. 163/452 cut-off events. For 339/347 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 2842 event pairs, 86 based on Foata normal form. 0/435 useless extension candidates. Maximal degree in co-relation 1205. Up to 215 conditions per place. [2021-03-25 14:13:04,424 INFO L142 LiptonReduction]: Number of co-enabled transitions 700 [2021-03-25 14:13:04,828 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-03-25 14:13:05,010 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-03-25 14:13:05,366 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-03-25 14:13:05,538 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-03-25 14:13:05,565 INFO L154 LiptonReduction]: Checked pairs total: 1334 [2021-03-25 14:13:05,565 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 14:13:05,565 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1236 [2021-03-25 14:13:05,566 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 45 transitions, 243 flow [2021-03-25 14:13:05,566 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 167.0) internal successors, (668), 4 states have internal predecessors, (668), 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) [2021-03-25 14:13:05,566 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:05,567 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:13:05,567 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 14:13:05,567 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:05,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:05,567 INFO L82 PathProgramCache]: Analyzing trace with hash -947261747, now seen corresponding path program 1 times [2021-03-25 14:13:05,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:05,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315864438] [2021-03-25 14:13:05,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:05,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:05,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:13:05,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:05,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:05,644 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-25 14:13:05,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 14:13:05,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:05,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315864438] [2021-03-25 14:13:05,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:05,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 14:13:05,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134371653] [2021-03-25 14:13:05,656 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 14:13:05,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:05,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 14:13:05,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-25 14:13:05,658 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 166 out of 211 [2021-03-25 14:13:05,659 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 45 transitions, 243 flow. Second operand has 4 states, 4 states have (on average 167.25) internal successors, (669), 4 states have internal predecessors, (669), 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) [2021-03-25 14:13:05,659 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:05,659 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 166 of 211 [2021-03-25 14:13:05,659 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:05,732 INFO L129 PetriNetUnfolder]: 151/414 cut-off events. [2021-03-25 14:13:05,732 INFO L130 PetriNetUnfolder]: For 440/718 co-relation queries the response was YES. [2021-03-25 14:13:05,734 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1394 conditions, 414 events. 151/414 cut-off events. For 440/718 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 2376 event pairs, 66 based on Foata normal form. 7/410 useless extension candidates. Maximal degree in co-relation 1378. Up to 212 conditions per place. [2021-03-25 14:13:05,736 INFO L132 encePairwiseOnDemand]: 202/211 looper letters, 11 selfloop transitions, 26 changer transitions 0/58 dead transitions. [2021-03-25 14:13:05,736 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 58 transitions, 407 flow [2021-03-25 14:13:05,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 14:13:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 14:13:05,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 686 transitions. [2021-03-25 14:13:05,738 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8127962085308057 [2021-03-25 14:13:05,738 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 686 transitions. [2021-03-25 14:13:05,738 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 686 transitions. [2021-03-25 14:13:05,738 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:05,739 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 686 transitions. [2021-03-25 14:13:05,740 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 171.5) internal successors, (686), 4 states have internal predecessors, (686), 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) [2021-03-25 14:13:05,741 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 211.0) internal successors, (1055), 5 states have internal predecessors, (1055), 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) [2021-03-25 14:13:05,742 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 211.0) internal successors, (1055), 5 states have internal predecessors, (1055), 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) [2021-03-25 14:13:05,742 INFO L185 Difference]: Start difference. First operand has 50 places, 45 transitions, 243 flow. Second operand 4 states and 686 transitions. [2021-03-25 14:13:05,742 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 58 transitions, 407 flow [2021-03-25 14:13:05,744 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 58 transitions, 402 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 14:13:05,745 INFO L241 Difference]: Finished difference. Result has 54 places, 54 transitions, 396 flow [2021-03-25 14:13:05,746 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=211, PETRI_DIFFERENCE_MINUEND_FLOW=240, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=396, PETRI_PLACES=54, PETRI_TRANSITIONS=54} [2021-03-25 14:13:05,746 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -8 predicate places. [2021-03-25 14:13:05,746 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:05,746 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 54 transitions, 396 flow [2021-03-25 14:13:05,746 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 54 transitions, 396 flow [2021-03-25 14:13:05,747 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 54 transitions, 396 flow [2021-03-25 14:13:05,817 INFO L129 PetriNetUnfolder]: 151/414 cut-off events. [2021-03-25 14:13:05,817 INFO L130 PetriNetUnfolder]: For 697/784 co-relation queries the response was YES. [2021-03-25 14:13:05,818 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1423 conditions, 414 events. 151/414 cut-off events. For 697/784 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 2421 event pairs, 78 based on Foata normal form. 0/401 useless extension candidates. Maximal degree in co-relation 1406. Up to 198 conditions per place. [2021-03-25 14:13:05,822 INFO L142 LiptonReduction]: Number of co-enabled transitions 856 [2021-03-25 14:13:05,844 INFO L154 LiptonReduction]: Checked pairs total: 1180 [2021-03-25 14:13:05,844 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 14:13:05,844 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 98 [2021-03-25 14:13:05,845 INFO L480 AbstractCegarLoop]: Abstraction has has 54 places, 54 transitions, 396 flow [2021-03-25 14:13:05,846 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 167.25) internal successors, (669), 4 states have internal predecessors, (669), 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) [2021-03-25 14:13:05,846 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:05,846 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:13:05,846 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 14:13:05,846 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:05,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:05,846 INFO L82 PathProgramCache]: Analyzing trace with hash 624430680, now seen corresponding path program 1 times [2021-03-25 14:13:05,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:05,847 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268389667] [2021-03-25 14:13:05,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:05,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:05,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:05,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:05,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:05,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:05,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:05,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:13:05,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:05,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268389667] [2021-03-25 14:13:05,946 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:05,946 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 14:13:05,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880084559] [2021-03-25 14:13:05,947 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 14:13:05,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:05,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 14:13:05,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 14:13:05,951 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 211 [2021-03-25 14:13:05,952 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 54 transitions, 396 flow. Second operand has 4 states, 4 states have (on average 175.75) internal successors, (703), 4 states have internal predecessors, (703), 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) [2021-03-25 14:13:05,952 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:05,952 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 211 [2021-03-25 14:13:05,952 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:06,212 INFO L129 PetriNetUnfolder]: 1065/2087 cut-off events. [2021-03-25 14:13:06,212 INFO L130 PetriNetUnfolder]: For 1226/1353 co-relation queries the response was YES. [2021-03-25 14:13:06,224 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5046 conditions, 2087 events. 1065/2087 cut-off events. For 1226/1353 co-relation queries the response was YES. Maximal size of possible extension queue 322. Compared 16521 event pairs, 491 based on Foata normal form. 150/1858 useless extension candidates. Maximal degree in co-relation 5027. Up to 1377 conditions per place. [2021-03-25 14:13:06,235 INFO L132 encePairwiseOnDemand]: 204/211 looper letters, 12 selfloop transitions, 10 changer transitions 0/68 dead transitions. [2021-03-25 14:13:06,235 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 68 transitions, 468 flow [2021-03-25 14:13:06,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 14:13:06,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 14:13:06,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 899 transitions. [2021-03-25 14:13:06,238 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.852132701421801 [2021-03-25 14:13:06,238 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 899 transitions. [2021-03-25 14:13:06,238 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 899 transitions. [2021-03-25 14:13:06,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:06,239 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 899 transitions. [2021-03-25 14:13:06,241 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 179.8) internal successors, (899), 5 states have internal predecessors, (899), 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) [2021-03-25 14:13:06,243 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 211.0) internal successors, (1266), 6 states have internal predecessors, (1266), 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) [2021-03-25 14:13:06,243 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 211.0) internal successors, (1266), 6 states have internal predecessors, (1266), 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) [2021-03-25 14:13:06,244 INFO L185 Difference]: Start difference. First operand has 54 places, 54 transitions, 396 flow. Second operand 5 states and 899 transitions. [2021-03-25 14:13:06,244 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 68 transitions, 468 flow [2021-03-25 14:13:06,248 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 68 transitions, 468 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 14:13:06,250 INFO L241 Difference]: Finished difference. Result has 61 places, 63 transitions, 471 flow [2021-03-25 14:13:06,251 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=211, PETRI_DIFFERENCE_MINUEND_FLOW=396, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=471, PETRI_PLACES=61, PETRI_TRANSITIONS=63} [2021-03-25 14:13:06,251 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -1 predicate places. [2021-03-25 14:13:06,251 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:06,251 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 63 transitions, 471 flow [2021-03-25 14:13:06,251 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 63 transitions, 471 flow [2021-03-25 14:13:06,252 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 63 transitions, 471 flow [2021-03-25 14:13:06,407 INFO L129 PetriNetUnfolder]: 756/1577 cut-off events. [2021-03-25 14:13:06,407 INFO L130 PetriNetUnfolder]: For 1764/2160 co-relation queries the response was YES. [2021-03-25 14:13:06,418 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4981 conditions, 1577 events. 756/1577 cut-off events. For 1764/2160 co-relation queries the response was YES. Maximal size of possible extension queue 247. Compared 12326 event pairs, 363 based on Foata normal form. 19/1438 useless extension candidates. Maximal degree in co-relation 4959. Up to 962 conditions per place. [2021-03-25 14:13:06,436 INFO L142 LiptonReduction]: Number of co-enabled transitions 1274 [2021-03-25 14:13:06,769 INFO L154 LiptonReduction]: Checked pairs total: 2685 [2021-03-25 14:13:06,770 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 14:13:06,770 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 519 [2021-03-25 14:13:06,772 INFO L480 AbstractCegarLoop]: Abstraction has has 61 places, 62 transitions, 465 flow [2021-03-25 14:13:06,772 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 175.75) internal successors, (703), 4 states have internal predecessors, (703), 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) [2021-03-25 14:13:06,772 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:06,772 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:13:06,773 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 14:13:06,773 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:06,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:06,773 INFO L82 PathProgramCache]: Analyzing trace with hash -478045595, now seen corresponding path program 1 times [2021-03-25 14:13:06,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:06,773 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450668617] [2021-03-25 14:13:06,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:06,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:06,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:06,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:13:06,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:06,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:06,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:06,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450668617] [2021-03-25 14:13:06,865 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:06,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 14:13:06,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119497533] [2021-03-25 14:13:06,866 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 14:13:06,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:06,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 14:13:06,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 14:13:06,867 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 211 [2021-03-25 14:13:06,868 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 62 transitions, 465 flow. Second operand has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 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) [2021-03-25 14:13:06,868 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:06,868 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 211 [2021-03-25 14:13:06,868 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:07,083 INFO L129 PetriNetUnfolder]: 881/1768 cut-off events. [2021-03-25 14:13:07,083 INFO L130 PetriNetUnfolder]: For 3138/3572 co-relation queries the response was YES. [2021-03-25 14:13:07,094 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5616 conditions, 1768 events. 881/1768 cut-off events. For 3138/3572 co-relation queries the response was YES. Maximal size of possible extension queue 249. Compared 13264 event pairs, 461 based on Foata normal form. 67/1656 useless extension candidates. Maximal degree in co-relation 5592. Up to 1105 conditions per place. [2021-03-25 14:13:07,101 INFO L132 encePairwiseOnDemand]: 208/211 looper letters, 3 selfloop transitions, 12 changer transitions 4/58 dead transitions. [2021-03-25 14:13:07,101 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 58 transitions, 473 flow [2021-03-25 14:13:07,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 14:13:07,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 14:13:07,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 558 transitions. [2021-03-25 14:13:07,103 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8815165876777251 [2021-03-25 14:13:07,103 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 558 transitions. [2021-03-25 14:13:07,103 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 558 transitions. [2021-03-25 14:13:07,103 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:07,104 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 558 transitions. [2021-03-25 14:13:07,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 186.0) internal successors, (558), 3 states have internal predecessors, (558), 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) [2021-03-25 14:13:07,105 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 211.0) internal successors, (844), 4 states have internal predecessors, (844), 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) [2021-03-25 14:13:07,106 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 211.0) internal successors, (844), 4 states have internal predecessors, (844), 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) [2021-03-25 14:13:07,106 INFO L185 Difference]: Start difference. First operand has 61 places, 62 transitions, 465 flow. Second operand 3 states and 558 transitions. [2021-03-25 14:13:07,106 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 58 transitions, 473 flow [2021-03-25 14:13:07,122 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 58 transitions, 466 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-25 14:13:07,124 INFO L241 Difference]: Finished difference. Result has 60 places, 54 transitions, 432 flow [2021-03-25 14:13:07,125 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=211, PETRI_DIFFERENCE_MINUEND_FLOW=434, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=432, PETRI_PLACES=60, PETRI_TRANSITIONS=54} [2021-03-25 14:13:07,125 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -2 predicate places. [2021-03-25 14:13:07,125 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:07,125 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 54 transitions, 432 flow [2021-03-25 14:13:07,125 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 54 transitions, 432 flow [2021-03-25 14:13:07,126 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 54 transitions, 432 flow [2021-03-25 14:13:07,264 INFO L129 PetriNetUnfolder]: 857/1733 cut-off events. [2021-03-25 14:13:07,265 INFO L130 PetriNetUnfolder]: For 2430/2638 co-relation queries the response was YES. [2021-03-25 14:13:07,275 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5218 conditions, 1733 events. 857/1733 cut-off events. For 2430/2638 co-relation queries the response was YES. Maximal size of possible extension queue 243. Compared 13193 event pairs, 452 based on Foata normal form. 4/1590 useless extension candidates. Maximal degree in co-relation 5196. Up to 1086 conditions per place. [2021-03-25 14:13:07,292 INFO L142 LiptonReduction]: Number of co-enabled transitions 916 [2021-03-25 14:13:07,597 INFO L154 LiptonReduction]: Checked pairs total: 744 [2021-03-25 14:13:07,597 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 14:13:07,597 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 472 [2021-03-25 14:13:07,601 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 54 transitions, 432 flow [2021-03-25 14:13:07,601 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 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) [2021-03-25 14:13:07,601 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:07,601 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:13:07,601 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 14:13:07,601 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:07,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:07,602 INFO L82 PathProgramCache]: Analyzing trace with hash -1713019056, now seen corresponding path program 1 times [2021-03-25 14:13:07,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:07,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431900481] [2021-03-25 14:13:07,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:07,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:07,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 14:13:07,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:07,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 14:13:07,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:07,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 14:13:07,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:07,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 14:13:07,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:07,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 14:13:07,752 INFO L142 QuantifierPusher]: treesize reduction 8, result has 71.4 percent of original size [2021-03-25 14:13:07,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 14:13:07,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:07,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 14:13:07,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:07,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:13:07,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:07,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:13:07,788 INFO L142 QuantifierPusher]: treesize reduction 43, result has 2.3 percent of original size [2021-03-25 14:13:07,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:13:07,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:07,789 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431900481] [2021-03-25 14:13:07,789 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:07,789 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-25 14:13:07,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846909189] [2021-03-25 14:13:07,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 14:13:07,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:07,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 14:13:07,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-03-25 14:13:07,791 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 211 [2021-03-25 14:13:07,792 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 54 transitions, 432 flow. Second operand has 9 states, 9 states have (on average 136.22222222222223) internal successors, (1226), 9 states have internal predecessors, (1226), 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) [2021-03-25 14:13:07,792 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:07,792 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 211 [2021-03-25 14:13:07,792 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:08,887 INFO L129 PetriNetUnfolder]: 5027/7750 cut-off events. [2021-03-25 14:13:08,887 INFO L130 PetriNetUnfolder]: For 24472/24482 co-relation queries the response was YES. [2021-03-25 14:13:08,912 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31365 conditions, 7750 events. 5027/7750 cut-off events. For 24472/24482 co-relation queries the response was YES. Maximal size of possible extension queue 508. Compared 50245 event pairs, 2479 based on Foata normal form. 13/7731 useless extension candidates. Maximal degree in co-relation 31341. Up to 7025 conditions per place. [2021-03-25 14:13:09,007 INFO L132 encePairwiseOnDemand]: 198/211 looper letters, 55 selfloop transitions, 41 changer transitions 19/127 dead transitions. [2021-03-25 14:13:09,008 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 127 transitions, 1165 flow [2021-03-25 14:13:09,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 14:13:09,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 14:13:09,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1568 transitions. [2021-03-25 14:13:09,011 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6755708746230074 [2021-03-25 14:13:09,011 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1568 transitions. [2021-03-25 14:13:09,011 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1568 transitions. [2021-03-25 14:13:09,012 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:09,012 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1568 transitions. [2021-03-25 14:13:09,015 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 142.54545454545453) internal successors, (1568), 11 states have internal predecessors, (1568), 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) [2021-03-25 14:13:09,018 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 211.0) internal successors, (2532), 12 states have internal predecessors, (2532), 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) [2021-03-25 14:13:09,018 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 211.0) internal successors, (2532), 12 states have internal predecessors, (2532), 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) [2021-03-25 14:13:09,018 INFO L185 Difference]: Start difference. First operand has 60 places, 54 transitions, 432 flow. Second operand 11 states and 1568 transitions. [2021-03-25 14:13:09,018 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 127 transitions, 1165 flow [2021-03-25 14:13:09,028 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 127 transitions, 1137 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 14:13:09,030 INFO L241 Difference]: Finished difference. Result has 77 places, 94 transitions, 785 flow [2021-03-25 14:13:09,031 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=211, PETRI_DIFFERENCE_MINUEND_FLOW=420, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=785, PETRI_PLACES=77, PETRI_TRANSITIONS=94} [2021-03-25 14:13:09,031 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 15 predicate places. [2021-03-25 14:13:09,031 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:09,031 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 77 places, 94 transitions, 785 flow [2021-03-25 14:13:09,031 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 77 places, 94 transitions, 785 flow [2021-03-25 14:13:09,032 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 94 transitions, 785 flow [2021-03-25 14:13:09,295 INFO L129 PetriNetUnfolder]: 1192/2235 cut-off events. [2021-03-25 14:13:09,295 INFO L130 PetriNetUnfolder]: For 6687/7179 co-relation queries the response was YES. [2021-03-25 14:13:09,308 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8523 conditions, 2235 events. 1192/2235 cut-off events. For 6687/7179 co-relation queries the response was YES. Maximal size of possible extension queue 251. Compared 16033 event pairs, 556 based on Foata normal form. 1/2011 useless extension candidates. Maximal degree in co-relation 8492. Up to 1214 conditions per place. [2021-03-25 14:13:09,331 INFO L142 LiptonReduction]: Number of co-enabled transitions 950 [2021-03-25 14:13:09,886 INFO L154 LiptonReduction]: Checked pairs total: 2630 [2021-03-25 14:13:09,886 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 14:13:09,887 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 856 [2021-03-25 14:13:09,887 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 94 transitions, 789 flow [2021-03-25 14:13:09,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 136.22222222222223) internal successors, (1226), 9 states have internal predecessors, (1226), 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) [2021-03-25 14:13:09,888 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:09,888 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:13:09,888 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-25 14:13:09,888 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:09,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:09,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1561200356, now seen corresponding path program 2 times [2021-03-25 14:13:09,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:09,888 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506440777] [2021-03-25 14:13:09,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:09,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:09,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:09,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:09,934 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-03-25 14:13:09,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 14:13:09,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:09,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:09,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:09,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:13:09,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:09,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506440777] [2021-03-25 14:13:09,946 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:09,946 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 14:13:09,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414114658] [2021-03-25 14:13:09,946 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 14:13:09,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:09,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 14:13:09,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-25 14:13:09,948 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 213 [2021-03-25 14:13:09,948 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 94 transitions, 789 flow. Second operand has 5 states, 5 states have (on average 177.8) internal successors, (889), 5 states have internal predecessors, (889), 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) [2021-03-25 14:13:09,948 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:09,948 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 213 [2021-03-25 14:13:09,948 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:10,248 INFO L129 PetriNetUnfolder]: 889/1867 cut-off events. [2021-03-25 14:13:10,248 INFO L130 PetriNetUnfolder]: For 6834/7420 co-relation queries the response was YES. [2021-03-25 14:13:10,261 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8229 conditions, 1867 events. 889/1867 cut-off events. For 6834/7420 co-relation queries the response was YES. Maximal size of possible extension queue 187. Compared 13865 event pairs, 181 based on Foata normal form. 293/2041 useless extension candidates. Maximal degree in co-relation 8196. Up to 1089 conditions per place. [2021-03-25 14:13:10,270 INFO L132 encePairwiseOnDemand]: 206/213 looper letters, 10 selfloop transitions, 28 changer transitions 5/107 dead transitions. [2021-03-25 14:13:10,271 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 107 transitions, 959 flow [2021-03-25 14:13:10,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 14:13:10,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 14:13:10,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1088 transitions. [2021-03-25 14:13:10,274 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8513302034428795 [2021-03-25 14:13:10,274 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1088 transitions. [2021-03-25 14:13:10,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1088 transitions. [2021-03-25 14:13:10,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:10,274 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1088 transitions. [2021-03-25 14:13:10,276 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 181.33333333333334) internal successors, (1088), 6 states have internal predecessors, (1088), 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) [2021-03-25 14:13:10,278 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 213.0) internal successors, (1491), 7 states have internal predecessors, (1491), 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) [2021-03-25 14:13:10,279 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 213.0) internal successors, (1491), 7 states have internal predecessors, (1491), 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) [2021-03-25 14:13:10,279 INFO L185 Difference]: Start difference. First operand has 76 places, 94 transitions, 789 flow. Second operand 6 states and 1088 transitions. [2021-03-25 14:13:10,279 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 107 transitions, 959 flow [2021-03-25 14:13:10,294 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 107 transitions, 919 flow, removed 20 selfloop flow, removed 0 redundant places. [2021-03-25 14:13:10,296 INFO L241 Difference]: Finished difference. Result has 84 places, 98 transitions, 892 flow [2021-03-25 14:13:10,296 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=749, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=892, PETRI_PLACES=84, PETRI_TRANSITIONS=98} [2021-03-25 14:13:10,296 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 22 predicate places. [2021-03-25 14:13:10,296 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:10,296 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 84 places, 98 transitions, 892 flow [2021-03-25 14:13:10,296 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 84 places, 98 transitions, 892 flow [2021-03-25 14:13:10,297 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 83 places, 98 transitions, 892 flow [2021-03-25 14:13:10,511 INFO L129 PetriNetUnfolder]: 948/2033 cut-off events. [2021-03-25 14:13:10,511 INFO L130 PetriNetUnfolder]: For 9760/10517 co-relation queries the response was YES. [2021-03-25 14:13:10,524 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9866 conditions, 2033 events. 948/2033 cut-off events. For 9760/10517 co-relation queries the response was YES. Maximal size of possible extension queue 215. Compared 15992 event pairs, 273 based on Foata normal form. 77/1998 useless extension candidates. Maximal degree in co-relation 9830. Up to 1163 conditions per place. [2021-03-25 14:13:10,546 INFO L142 LiptonReduction]: Number of co-enabled transitions 1206 [2021-03-25 14:13:11,509 INFO L154 LiptonReduction]: Checked pairs total: 2858 [2021-03-25 14:13:11,510 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 14:13:11,510 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1214 [2021-03-25 14:13:11,510 INFO L480 AbstractCegarLoop]: Abstraction has has 83 places, 97 transitions, 882 flow [2021-03-25 14:13:11,510 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 177.8) internal successors, (889), 5 states have internal predecessors, (889), 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) [2021-03-25 14:13:11,511 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:11,511 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] [2021-03-25 14:13:11,511 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-25 14:13:11,511 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:11,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:11,511 INFO L82 PathProgramCache]: Analyzing trace with hash 733160778, now seen corresponding path program 1 times [2021-03-25 14:13:11,511 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:11,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21401002] [2021-03-25 14:13:11,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:11,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:11,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:13:11,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:11,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:11,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:11,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:11,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:11,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21401002] [2021-03-25 14:13:11,578 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:11,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 14:13:11,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166894645] [2021-03-25 14:13:11,579 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 14:13:11,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:11,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 14:13:11,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 14:13:11,580 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 213 [2021-03-25 14:13:11,581 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 97 transitions, 882 flow. Second operand has 4 states, 4 states have (on average 180.25) internal successors, (721), 4 states have internal predecessors, (721), 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) [2021-03-25 14:13:11,581 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:11,581 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 213 [2021-03-25 14:13:11,581 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:11,854 INFO L129 PetriNetUnfolder]: 1025/2182 cut-off events. [2021-03-25 14:13:11,855 INFO L130 PetriNetUnfolder]: For 10531/11109 co-relation queries the response was YES. [2021-03-25 14:13:11,866 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10719 conditions, 2182 events. 1025/2182 cut-off events. For 10531/11109 co-relation queries the response was YES. Maximal size of possible extension queue 210. Compared 16526 event pairs, 233 based on Foata normal form. 97/2146 useless extension candidates. Maximal degree in co-relation 10681. Up to 1199 conditions per place. [2021-03-25 14:13:11,873 INFO L132 encePairwiseOnDemand]: 210/213 looper letters, 8 selfloop transitions, 9 changer transitions 8/99 dead transitions. [2021-03-25 14:13:11,874 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 99 transitions, 937 flow [2021-03-25 14:13:11,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 14:13:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 14:13:11,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 724 transitions. [2021-03-25 14:13:11,876 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8497652582159625 [2021-03-25 14:13:11,876 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 724 transitions. [2021-03-25 14:13:11,876 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 724 transitions. [2021-03-25 14:13:11,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:11,877 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 724 transitions. [2021-03-25 14:13:11,878 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 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) [2021-03-25 14:13:11,880 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 213.0) internal successors, (1065), 5 states have internal predecessors, (1065), 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) [2021-03-25 14:13:11,880 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 213.0) internal successors, (1065), 5 states have internal predecessors, (1065), 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) [2021-03-25 14:13:11,880 INFO L185 Difference]: Start difference. First operand has 83 places, 97 transitions, 882 flow. Second operand 4 states and 724 transitions. [2021-03-25 14:13:11,880 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 99 transitions, 937 flow [2021-03-25 14:13:11,909 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 99 transitions, 880 flow, removed 17 selfloop flow, removed 3 redundant places. [2021-03-25 14:13:11,910 INFO L241 Difference]: Finished difference. Result has 85 places, 90 transitions, 812 flow [2021-03-25 14:13:11,910 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=825, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=812, PETRI_PLACES=85, PETRI_TRANSITIONS=90} [2021-03-25 14:13:11,911 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 23 predicate places. [2021-03-25 14:13:11,911 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:11,911 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 90 transitions, 812 flow [2021-03-25 14:13:11,911 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 90 transitions, 812 flow [2021-03-25 14:13:11,912 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 90 transitions, 812 flow [2021-03-25 14:13:12,108 INFO L129 PetriNetUnfolder]: 1035/2158 cut-off events. [2021-03-25 14:13:12,109 INFO L130 PetriNetUnfolder]: For 9632/10101 co-relation queries the response was YES. [2021-03-25 14:13:12,116 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9566 conditions, 2158 events. 1035/2158 cut-off events. For 9632/10101 co-relation queries the response was YES. Maximal size of possible extension queue 204. Compared 16191 event pairs, 251 based on Foata normal form. 71/2079 useless extension candidates. Maximal degree in co-relation 9530. Up to 1026 conditions per place. [2021-03-25 14:13:12,128 INFO L142 LiptonReduction]: Number of co-enabled transitions 1016 [2021-03-25 14:13:12,301 INFO L154 LiptonReduction]: Checked pairs total: 1112 [2021-03-25 14:13:12,301 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 14:13:12,301 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 390 [2021-03-25 14:13:12,301 INFO L480 AbstractCegarLoop]: Abstraction has has 82 places, 90 transitions, 812 flow [2021-03-25 14:13:12,301 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 180.25) internal successors, (721), 4 states have internal predecessors, (721), 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) [2021-03-25 14:13:12,302 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:12,302 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] [2021-03-25 14:13:12,302 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-25 14:13:12,302 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:12,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:12,302 INFO L82 PathProgramCache]: Analyzing trace with hash 645690436, now seen corresponding path program 1 times [2021-03-25 14:13:12,302 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:12,302 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353152452] [2021-03-25 14:13:12,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:12,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:12,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 14:13:12,398 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.1 percent of original size [2021-03-25 14:13:12,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 14:13:12,433 INFO L142 QuantifierPusher]: treesize reduction 28, result has 67.4 percent of original size [2021-03-25 14:13:12,436 INFO L147 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size 49 [2021-03-25 14:13:12,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:12,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 14:13:12,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:12,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 14:13:12,502 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-25 14:13:12,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 14:13:12,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:12,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353152452] [2021-03-25 14:13:12,519 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:12,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 14:13:12,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986053353] [2021-03-25 14:13:12,520 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 14:13:12,520 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:12,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 14:13:12,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-25 14:13:12,522 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 213 [2021-03-25 14:13:12,523 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 90 transitions, 812 flow. Second operand has 8 states, 8 states have (on average 136.5) internal successors, (1092), 8 states have internal predecessors, (1092), 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) [2021-03-25 14:13:12,523 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:12,523 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 213 [2021-03-25 14:13:12,523 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:13,916 INFO L129 PetriNetUnfolder]: 5195/9343 cut-off events. [2021-03-25 14:13:13,916 INFO L130 PetriNetUnfolder]: For 49467/51720 co-relation queries the response was YES. [2021-03-25 14:13:13,953 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41996 conditions, 9343 events. 5195/9343 cut-off events. For 49467/51720 co-relation queries the response was YES. Maximal size of possible extension queue 723. Compared 75577 event pairs, 1032 based on Foata normal form. 333/9084 useless extension candidates. Maximal degree in co-relation 41958. Up to 3399 conditions per place. [2021-03-25 14:13:13,976 INFO L132 encePairwiseOnDemand]: 199/213 looper letters, 86 selfloop transitions, 67 changer transitions 0/195 dead transitions. [2021-03-25 14:13:13,976 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 195 transitions, 2084 flow [2021-03-25 14:13:13,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 14:13:13,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 14:13:13,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1304 transitions. [2021-03-25 14:13:13,980 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6802295252999478 [2021-03-25 14:13:13,980 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1304 transitions. [2021-03-25 14:13:13,980 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1304 transitions. [2021-03-25 14:13:13,981 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:13,981 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1304 transitions. [2021-03-25 14:13:13,983 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 144.88888888888889) internal successors, (1304), 9 states have internal predecessors, (1304), 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) [2021-03-25 14:13:13,986 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 213.0) internal successors, (2130), 10 states have internal predecessors, (2130), 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) [2021-03-25 14:13:13,987 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 213.0) internal successors, (2130), 10 states have internal predecessors, (2130), 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) [2021-03-25 14:13:13,987 INFO L185 Difference]: Start difference. First operand has 82 places, 90 transitions, 812 flow. Second operand 9 states and 1304 transitions. [2021-03-25 14:13:13,987 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 195 transitions, 2084 flow [2021-03-25 14:13:14,142 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 195 transitions, 2031 flow, removed 23 selfloop flow, removed 3 redundant places. [2021-03-25 14:13:14,146 INFO L241 Difference]: Finished difference. Result has 92 places, 138 transitions, 1609 flow [2021-03-25 14:13:14,147 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=791, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1609, PETRI_PLACES=92, PETRI_TRANSITIONS=138} [2021-03-25 14:13:14,147 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 30 predicate places. [2021-03-25 14:13:14,147 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:14,147 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 138 transitions, 1609 flow [2021-03-25 14:13:14,147 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 138 transitions, 1609 flow [2021-03-25 14:13:14,148 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 92 places, 138 transitions, 1609 flow [2021-03-25 14:13:14,453 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][113], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 87#L878-1true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 154#true, Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 106#L805true, Black: 171#(= ~__unbuffered_cnt~0 0), 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue]) [2021-03-25 14:13:14,453 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is not cut-off event [2021-03-25 14:13:14,453 INFO L387 tUnfolder$Statistics]: existing Event has 21 ancestors and is not cut-off event [2021-03-25 14:13:14,453 INFO L387 tUnfolder$Statistics]: existing Event has 21 ancestors and is not cut-off event [2021-03-25 14:13:14,453 INFO L387 tUnfolder$Statistics]: existing Event has 21 ancestors and is not cut-off event [2021-03-25 14:13:14,453 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][113], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 83#L3true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 154#true, Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 106#L805true, Black: 171#(= ~__unbuffered_cnt~0 0), 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue]) [2021-03-25 14:13:14,453 INFO L384 tUnfolder$Statistics]: this new event has 22 ancestors and is cut-off event [2021-03-25 14:13:14,454 INFO L387 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2021-03-25 14:13:14,454 INFO L387 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2021-03-25 14:13:14,454 INFO L387 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2021-03-25 14:13:14,497 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][67], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 87#L878-1true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 94#L811true, 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue]) [2021-03-25 14:13:14,497 INFO L384 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2021-03-25 14:13:14,497 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:14,497 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:14,497 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:14,498 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][113], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 154#true, Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 106#L805true, Black: 171#(= ~__unbuffered_cnt~0 0), 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue]) [2021-03-25 14:13:14,498 INFO L384 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2021-03-25 14:13:14,498 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:14,498 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:14,498 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:14,540 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][67], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 83#L3true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 94#L811true, 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue]) [2021-03-25 14:13:14,540 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2021-03-25 14:13:14,541 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:14,541 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:14,541 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:14,571 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][67], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 94#L811true, 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue]) [2021-03-25 14:13:14,571 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2021-03-25 14:13:14,571 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:14,571 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:14,572 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:14,601 INFO L129 PetriNetUnfolder]: 2729/5473 cut-off events. [2021-03-25 14:13:14,602 INFO L130 PetriNetUnfolder]: For 27041/28531 co-relation queries the response was YES. [2021-03-25 14:13:14,623 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24021 conditions, 5473 events. 2729/5473 cut-off events. For 27041/28531 co-relation queries the response was YES. Maximal size of possible extension queue 511. Compared 46769 event pairs, 617 based on Foata normal form. 195/5333 useless extension candidates. Maximal degree in co-relation 23981. Up to 2825 conditions per place. [2021-03-25 14:13:14,658 INFO L142 LiptonReduction]: Number of co-enabled transitions 1540 [2021-03-25 14:13:16,818 INFO L154 LiptonReduction]: Checked pairs total: 660 [2021-03-25 14:13:16,818 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 14:13:16,818 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2671 [2021-03-25 14:13:16,819 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 138 transitions, 1609 flow [2021-03-25 14:13:16,819 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 136.5) internal successors, (1092), 8 states have internal predecessors, (1092), 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) [2021-03-25 14:13:16,819 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:16,820 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] [2021-03-25 14:13:16,820 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-25 14:13:16,820 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:16,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:16,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1075547334, now seen corresponding path program 1 times [2021-03-25 14:13:16,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:16,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847715461] [2021-03-25 14:13:16,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:16,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:16,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:16,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:13:16,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:16,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:16,860 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-25 14:13:16,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 14:13:16,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:16,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847715461] [2021-03-25 14:13:16,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:16,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 14:13:16,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746386288] [2021-03-25 14:13:16,873 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 14:13:16,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:16,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 14:13:16,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 14:13:16,874 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 213 [2021-03-25 14:13:16,875 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 138 transitions, 1609 flow. Second operand has 4 states, 4 states have (on average 163.75) internal successors, (655), 4 states have internal predecessors, (655), 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) [2021-03-25 14:13:16,875 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:16,875 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 213 [2021-03-25 14:13:16,875 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:17,349 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][170], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 87#L878-1true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:17,349 INFO L384 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2021-03-25 14:13:17,350 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:17,350 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:17,350 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:17,478 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][170], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 83#L3true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue, 254#(= ~z~0 1)]) [2021-03-25 14:13:17,478 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2021-03-25 14:13:17,479 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:17,479 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:17,479 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:17,505 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1173] L854-->P3EXIT: Formula: (and (= |v_P3Thread1of1ForFork0_#res.offset_21| 0) (= |v_P3Thread1of1ForFork0_#res.base_21| 0) (= v_~__unbuffered_cnt~0_159 (+ v_~__unbuffered_cnt~0_160 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_160} OutVars{P3Thread1of1ForFork0_#res.offset=|v_P3Thread1of1ForFork0_#res.offset_21|, P3Thread1of1ForFork0_#res.base=|v_P3Thread1of1ForFork0_#res.base_21|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_159} AuxVars[] AssignedVars[P3Thread1of1ForFork0_#res.offset, P3Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0][172], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, 139#true, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 87#L878-1true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 95#L788true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 52#P2EXITtrue, 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1)]) [2021-03-25 14:13:17,506 INFO L384 tUnfolder$Statistics]: this new event has 23 ancestors and is not cut-off event [2021-03-25 14:13:17,506 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is not cut-off event [2021-03-25 14:13:17,506 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is not cut-off event [2021-03-25 14:13:17,506 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is not cut-off event [2021-03-25 14:13:17,554 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][170], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue, 254#(= ~z~0 1)]) [2021-03-25 14:13:17,554 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2021-03-25 14:13:17,554 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:17,554 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:17,554 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:17,576 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1173] L854-->P3EXIT: Formula: (and (= |v_P3Thread1of1ForFork0_#res.offset_21| 0) (= |v_P3Thread1of1ForFork0_#res.base_21| 0) (= v_~__unbuffered_cnt~0_159 (+ v_~__unbuffered_cnt~0_160 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_160} OutVars{P3Thread1of1ForFork0_#res.offset=|v_P3Thread1of1ForFork0_#res.offset_21|, P3Thread1of1ForFork0_#res.base=|v_P3Thread1of1ForFork0_#res.base_21|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_159} AuxVars[] AssignedVars[P3Thread1of1ForFork0_#res.offset, P3Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0][172], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, 139#true, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 83#L3true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 95#L788true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 52#P2EXITtrue, 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1)]) [2021-03-25 14:13:17,576 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is not cut-off event [2021-03-25 14:13:17,576 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:17,576 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:17,576 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:17,614 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1173] L854-->P3EXIT: Formula: (and (= |v_P3Thread1of1ForFork0_#res.offset_21| 0) (= |v_P3Thread1of1ForFork0_#res.base_21| 0) (= v_~__unbuffered_cnt~0_159 (+ v_~__unbuffered_cnt~0_160 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_160} OutVars{P3Thread1of1ForFork0_#res.offset=|v_P3Thread1of1ForFork0_#res.offset_21|, P3Thread1of1ForFork0_#res.base=|v_P3Thread1of1ForFork0_#res.base_21|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_159} AuxVars[] AssignedVars[P3Thread1of1ForFork0_#res.offset, P3Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0][172], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, P0Thread1of1ForFork1InUse, 139#true, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 95#L788true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 52#P2EXITtrue, 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1)]) [2021-03-25 14:13:17,614 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is not cut-off event [2021-03-25 14:13:17,614 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:13:17,614 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:13:17,614 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:13:17,645 INFO L129 PetriNetUnfolder]: 3555/7053 cut-off events. [2021-03-25 14:13:17,646 INFO L130 PetriNetUnfolder]: For 39029/41199 co-relation queries the response was YES. [2021-03-25 14:13:17,676 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32125 conditions, 7053 events. 3555/7053 cut-off events. For 39029/41199 co-relation queries the response was YES. Maximal size of possible extension queue 674. Compared 61765 event pairs, 665 based on Foata normal form. 341/6964 useless extension candidates. Maximal degree in co-relation 32083. Up to 3810 conditions per place. [2021-03-25 14:13:17,695 INFO L132 encePairwiseOnDemand]: 201/213 looper letters, 44 selfloop transitions, 79 changer transitions 0/174 dead transitions. [2021-03-25 14:13:17,695 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 174 transitions, 2380 flow [2021-03-25 14:13:17,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 14:13:17,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 14:13:17,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 841 transitions. [2021-03-25 14:13:17,698 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7896713615023474 [2021-03-25 14:13:17,698 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 841 transitions. [2021-03-25 14:13:17,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 841 transitions. [2021-03-25 14:13:17,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:17,698 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 841 transitions. [2021-03-25 14:13:17,700 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 168.2) internal successors, (841), 5 states have internal predecessors, (841), 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) [2021-03-25 14:13:17,702 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 213.0) internal successors, (1278), 6 states have internal predecessors, (1278), 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) [2021-03-25 14:13:17,702 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 213.0) internal successors, (1278), 6 states have internal predecessors, (1278), 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) [2021-03-25 14:13:17,702 INFO L185 Difference]: Start difference. First operand has 92 places, 138 transitions, 1609 flow. Second operand 5 states and 841 transitions. [2021-03-25 14:13:17,702 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 174 transitions, 2380 flow [2021-03-25 14:13:17,754 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 174 transitions, 2346 flow, removed 17 selfloop flow, removed 0 redundant places. [2021-03-25 14:13:17,757 INFO L241 Difference]: Finished difference. Result has 99 places, 168 transitions, 2345 flow [2021-03-25 14:13:17,758 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=1587, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=138, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=51, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=2345, PETRI_PLACES=99, PETRI_TRANSITIONS=168} [2021-03-25 14:13:17,758 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 37 predicate places. [2021-03-25 14:13:17,758 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:17,758 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 99 places, 168 transitions, 2345 flow [2021-03-25 14:13:17,758 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 99 places, 168 transitions, 2345 flow [2021-03-25 14:13:17,760 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 99 places, 168 transitions, 2345 flow [2021-03-25 14:13:18,359 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][82], [P1Thread1of1ForFork2InUse, 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, Black: 254#(= ~z~0 1), Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 87#L878-1true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 94#L811true, 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue]) [2021-03-25 14:13:18,359 INFO L384 tUnfolder$Statistics]: this new event has 23 ancestors and is not cut-off event [2021-03-25 14:13:18,359 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is not cut-off event [2021-03-25 14:13:18,359 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is not cut-off event [2021-03-25 14:13:18,360 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is not cut-off event [2021-03-25 14:13:18,376 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][82], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 139#true, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 141#(= ~__unbuffered_p3_EAX~0 0), 87#L878-1true, Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:18,377 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2021-03-25 14:13:18,377 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:18,377 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:18,377 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:18,382 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][82], [P1Thread1of1ForFork2InUse, 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, Black: 254#(= ~z~0 1), Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 83#L3true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 94#L811true, 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue]) [2021-03-25 14:13:18,382 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2021-03-25 14:13:18,383 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:18,383 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:18,383 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:18,394 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][146], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 139#true, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 87#L878-1true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 31#L818true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue, 254#(= ~z~0 1)]) [2021-03-25 14:13:18,394 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is not cut-off event [2021-03-25 14:13:18,395 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:18,395 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:13:18,395 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:18,439 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][82], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 139#true, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 83#L3true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:18,439 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2021-03-25 14:13:18,439 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:18,439 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:18,439 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:18,442 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][82], [P1Thread1of1ForFork2InUse, 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, Black: 254#(= ~z~0 1), Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 94#L811true, 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue]) [2021-03-25 14:13:18,442 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2021-03-25 14:13:18,442 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:18,442 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:18,442 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:18,449 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][146], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 139#true, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 87#L878-1true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:18,449 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is not cut-off event [2021-03-25 14:13:18,449 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:13:18,449 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:13:18,449 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is not cut-off event [2021-03-25 14:13:18,450 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][146], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 139#true, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 83#L3true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 31#L818true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:18,450 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is not cut-off event [2021-03-25 14:13:18,450 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:13:18,450 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is not cut-off event [2021-03-25 14:13:18,450 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:13:18,476 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][82], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 139#true, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:18,477 INFO L384 tUnfolder$Statistics]: this new event has 26 ancestors and is cut-off event [2021-03-25 14:13:18,477 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:18,477 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:18,477 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:18,482 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][146], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 139#true, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 31#L818true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:18,482 INFO L384 tUnfolder$Statistics]: this new event has 26 ancestors and is not cut-off event [2021-03-25 14:13:18,482 INFO L387 tUnfolder$Statistics]: existing Event has 27 ancestors and is not cut-off event [2021-03-25 14:13:18,482 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is not cut-off event [2021-03-25 14:13:18,482 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is not cut-off event [2021-03-25 14:13:18,483 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][146], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 139#true, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 83#L3true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:18,483 INFO L384 tUnfolder$Statistics]: this new event has 26 ancestors and is not cut-off event [2021-03-25 14:13:18,483 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is not cut-off event [2021-03-25 14:13:18,483 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is not cut-off event [2021-03-25 14:13:18,483 INFO L387 tUnfolder$Statistics]: existing Event has 27 ancestors and is not cut-off event [2021-03-25 14:13:18,497 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][146], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 139#true, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:18,497 INFO L384 tUnfolder$Statistics]: this new event has 27 ancestors and is not cut-off event [2021-03-25 14:13:18,497 INFO L387 tUnfolder$Statistics]: existing Event has 27 ancestors and is not cut-off event [2021-03-25 14:13:18,497 INFO L387 tUnfolder$Statistics]: existing Event has 27 ancestors and is not cut-off event [2021-03-25 14:13:18,497 INFO L387 tUnfolder$Statistics]: existing Event has 28 ancestors and is not cut-off event [2021-03-25 14:13:18,503 INFO L129 PetriNetUnfolder]: 3644/7250 cut-off events. [2021-03-25 14:13:18,503 INFO L130 PetriNetUnfolder]: For 44443/46162 co-relation queries the response was YES. [2021-03-25 14:13:18,538 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33631 conditions, 7250 events. 3644/7250 cut-off events. For 44443/46162 co-relation queries the response was YES. Maximal size of possible extension queue 676. Compared 64786 event pairs, 716 based on Foata normal form. 320/7162 useless extension candidates. Maximal degree in co-relation 33586. Up to 3851 conditions per place. [2021-03-25 14:13:18,607 INFO L142 LiptonReduction]: Number of co-enabled transitions 1794 [2021-03-25 14:13:22,529 INFO L154 LiptonReduction]: Checked pairs total: 951 [2021-03-25 14:13:22,530 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 14:13:22,530 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4772 [2021-03-25 14:13:22,530 INFO L480 AbstractCegarLoop]: Abstraction has has 99 places, 168 transitions, 2345 flow [2021-03-25 14:13:22,531 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 163.75) internal successors, (655), 4 states have internal predecessors, (655), 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) [2021-03-25 14:13:22,531 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:22,531 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] [2021-03-25 14:13:22,531 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-25 14:13:22,531 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:22,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:22,531 INFO L82 PathProgramCache]: Analyzing trace with hash 2141438506, now seen corresponding path program 1 times [2021-03-25 14:13:22,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:22,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454523238] [2021-03-25 14:13:22,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:22,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:22,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:22,593 INFO L142 QuantifierPusher]: treesize reduction 5, result has 87.5 percent of original size [2021-03-25 14:13:22,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 14:13:22,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:22,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 14:13:22,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:22,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:22,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:22,627 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454523238] [2021-03-25 14:13:22,627 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:22,627 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 14:13:22,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285977509] [2021-03-25 14:13:22,628 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 14:13:22,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:22,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 14:13:22,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 14:13:22,629 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 161 out of 213 [2021-03-25 14:13:22,630 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 168 transitions, 2345 flow. Second operand has 6 states, 6 states have (on average 162.16666666666666) internal successors, (973), 6 states have internal predecessors, (973), 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) [2021-03-25 14:13:22,630 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:22,630 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 161 of 213 [2021-03-25 14:13:22,630 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:24,205 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1183] L889-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= (ite (= (ite (not (and (= v_~__unbuffered_p2_EBX~0_72 0) (= v_~__unbuffered_p3_EAX~0_72 1) (= v_~x~0_77 2) (= v_~__unbuffered_p2_EAX~0_69 1) (= v_~__unbuffered_p1_EAX~0_72 0) (= v_~__unbuffered_p3_EBX~0_103 0))) 1 0) 0) 0 1) v_~main$tmp_guard1~0_68) (= v_ULTIMATE.start___VERIFIER_assert_~expression_25 0) (= v_ULTIMATE.start___VERIFIER_assert_~expression_25 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_41|) (= (mod v_~main$tmp_guard1~0_68 256) |v_ULTIMATE.start___VERIFIER_assert_#in~expression_41|)) InVars {~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_72, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_72, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_72, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_69, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_103, ~x~0=v_~x~0_77} OutVars{ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_25, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_72, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_72, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_72, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_68, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_69, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_103, ~x~0=v_~x~0_77, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_41|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression, ~main$tmp_guard1~0, ULTIMATE.start___VERIFIER_assert_#in~expression][201], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 110#L808true, Black: 171#(= ~__unbuffered_cnt~0 0), 114#L775true, 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 55#ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, Black: 181#(= ~x~0 1), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue, 254#(= ~z~0 1)]) [2021-03-25 14:13:24,205 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is not cut-off event [2021-03-25 14:13:24,205 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:24,205 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:24,205 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:24,335 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1087] L811-->L818: Formula: (let ((.cse8 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_372 256) 0)) (.cse12 (= (mod v_~a$w_buff0_used~0_456 256) 0)) (.cse13 (= (mod v_~a$r_buff0_thd3~0_68 256) 0)) (.cse7 (= 0 (mod v_~a$w_buff0_used~0_455 256)))) (let ((.cse10 (or .cse13 .cse7)) (.cse6 (not .cse7)) (.cse0 (or .cse13 .cse12)) (.cse11 (not .cse14)) (.cse3 (not .cse8)) (.cse9 (or .cse8 .cse14)) (.cse1 (not .cse13)) (.cse2 (not .cse12))) (and (or (and (= v_~a$w_buff0_used~0_456 v_~a$w_buff0_used~0_455) .cse0) (and .cse1 .cse2 (= v_~a$w_buff0_used~0_455 0))) (let ((.cse5 (= (mod v_~a$r_buff0_thd3~0_67 256) 0)) (.cse4 (= (mod v_~a$w_buff1_used~0_371 256) 0))) (or (and (= v_~a$r_buff1_thd3~0_51 0) (or (and .cse3 (not .cse4)) (and (not .cse5) .cse6))) (and (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51) (or .cse7 .cse5) (or .cse4 .cse8)))) (or (and (= v_~a$w_buff1_used~0_372 v_~a$w_buff1_used~0_371) .cse9 .cse10) (and (= v_~a$w_buff1_used~0_371 0) (or (and .cse11 .cse3) (and .cse1 .cse6)))) (or (and (= v_~a$r_buff0_thd3~0_68 v_~a$r_buff0_thd3~0_67) .cse10) (and .cse1 (= v_~a$r_buff0_thd3~0_67 0) .cse6)) (or (and (= |v_P2_#t~ite17_49| v_~a~0_154) .cse0 (or (and (= |v_P2_#t~ite17_49| v_~a$w_buff1~0_110) .cse11 .cse3) (and .cse9 (= |v_P2_#t~ite17_49| v_~a~0_155)))) (and .cse1 (= v_~a~0_154 v_~a$w_buff0~0_91) (= |v_P2_#t~ite17_49| |v_P2Thread1of1ForFork3_#t~ite17_1|) .cse2))))) InVars {~a~0=v_~a~0_155, ~a$w_buff1~0=v_~a$w_buff1~0_110, ~a$w_buff0~0=v_~a$w_buff0~0_91, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_456, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_68, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_372, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_1|} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_455, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_67, P2Thread1of1ForFork3_#t~ite22=|v_P2Thread1of1ForFork3_#t~ite22_1|, ~a~0=v_~a~0_154, ~a$w_buff1~0=v_~a$w_buff1~0_110, ~a$w_buff0~0=v_~a$w_buff0~0_91, P2Thread1of1ForFork3_#t~ite20=|v_P2Thread1of1ForFork3_#t~ite20_1|, P2Thread1of1ForFork3_#t~ite21=|v_P2Thread1of1ForFork3_#t~ite21_1|, P2Thread1of1ForFork3_#t~ite19=|v_P2Thread1of1ForFork3_#t~ite19_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_371, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_2|, P2Thread1of1ForFork3_#t~ite18=|v_P2Thread1of1ForFork3_#t~ite18_1|} AuxVars[|v_P2_#t~ite17_49|] AssignedVars[P2Thread1of1ForFork3_#t~ite22, ~a~0, P2Thread1of1ForFork3_#t~ite20, ~a$r_buff1_thd3~0, P2Thread1of1ForFork3_#t~ite21, P2Thread1of1ForFork3_#t~ite19, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork3_#t~ite17, P2Thread1of1ForFork3_#t~ite18][55], [P1Thread1of1ForFork2InUse, 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P3Thread1of1ForFork0InUse, Black: 254#(= ~z~0 1), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 77#L854true, Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 31#L818true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue]) [2021-03-25 14:13:24,335 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2021-03-25 14:13:24,335 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:24,335 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:24,335 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:24,524 INFO L129 PetriNetUnfolder]: 8665/16325 cut-off events. [2021-03-25 14:13:24,524 INFO L130 PetriNetUnfolder]: For 88952/92184 co-relation queries the response was YES. [2021-03-25 14:13:24,599 INFO L84 FinitePrefix]: Finished finitePrefix Result has 72063 conditions, 16325 events. 8665/16325 cut-off events. For 88952/92184 co-relation queries the response was YES. Maximal size of possible extension queue 1585. Compared 155266 event pairs, 1842 based on Foata normal form. 736/15763 useless extension candidates. Maximal degree in co-relation 72016. Up to 7507 conditions per place. [2021-03-25 14:13:24,628 INFO L132 encePairwiseOnDemand]: 205/213 looper letters, 41 selfloop transitions, 19 changer transitions 11/204 dead transitions. [2021-03-25 14:13:24,629 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 204 transitions, 2770 flow [2021-03-25 14:13:24,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 14:13:24,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 14:13:24,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1158 transitions. [2021-03-25 14:13:24,631 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7766599597585513 [2021-03-25 14:13:24,632 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1158 transitions. [2021-03-25 14:13:24,632 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1158 transitions. [2021-03-25 14:13:24,632 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:24,632 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1158 transitions. [2021-03-25 14:13:24,634 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 165.42857142857142) internal successors, (1158), 7 states have internal predecessors, (1158), 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) [2021-03-25 14:13:24,636 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 213.0) internal successors, (1704), 8 states have internal predecessors, (1704), 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) [2021-03-25 14:13:24,637 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 213.0) internal successors, (1704), 8 states have internal predecessors, (1704), 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) [2021-03-25 14:13:24,637 INFO L185 Difference]: Start difference. First operand has 99 places, 168 transitions, 2345 flow. Second operand 7 states and 1158 transitions. [2021-03-25 14:13:24,637 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 204 transitions, 2770 flow [2021-03-25 14:13:24,780 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 204 transitions, 2744 flow, removed 13 selfloop flow, removed 0 redundant places. [2021-03-25 14:13:24,783 INFO L241 Difference]: Finished difference. Result has 108 places, 180 transitions, 2467 flow [2021-03-25 14:13:24,783 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=2319, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=168, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=154, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2467, PETRI_PLACES=108, PETRI_TRANSITIONS=180} [2021-03-25 14:13:24,783 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 46 predicate places. [2021-03-25 14:13:24,783 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:24,783 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 108 places, 180 transitions, 2467 flow [2021-03-25 14:13:24,784 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 108 places, 180 transitions, 2467 flow [2021-03-25 14:13:24,785 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 108 places, 180 transitions, 2467 flow [2021-03-25 14:13:25,515 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1079] L788-->L795: Formula: (let ((.cse13 (= (mod v_~a$w_buff0_used~0_474 256) 0)) (.cse9 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_390 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd2~0_64 256) 0)) (.cse7 (= (mod v_~a$w_buff0_used~0_473 256) 0))) (let ((.cse1 (or .cse12 .cse7)) (.cse3 (not .cse7)) (.cse4 (not .cse14)) (.cse5 (not .cse9)) (.cse0 (or .cse9 .cse14)) (.cse2 (not .cse12)) (.cse11 (not .cse13)) (.cse10 (or .cse12 .cse13))) (and (or (and (= v_~a$w_buff1_used~0_389 v_~a$w_buff1_used~0_390) .cse0 .cse1) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~a$w_buff1_used~0_389 0))) (or (and .cse2 (= v_~a$r_buff0_thd2~0_63 0) .cse3) (and (= v_~a$r_buff0_thd2~0_64 v_~a$r_buff0_thd2~0_63) .cse1)) (let ((.cse6 (= (mod v_~a$r_buff0_thd2~0_63 256) 0)) (.cse8 (= (mod v_~a$w_buff1_used~0_389 256) 0))) (or (and (or .cse6 .cse7) (or .cse8 .cse9) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51)) (and (or (and .cse3 (not .cse6)) (and (not .cse8) .cse5)) (= v_~a$r_buff1_thd2~0_51 0)))) (or (and (= v_~a~0_170 |v_P1_#t~ite11_45|) .cse10 (or (and .cse4 (= |v_P1_#t~ite11_45| v_~a$w_buff1~0_116) .cse5) (and (= v_~a~0_171 |v_P1_#t~ite11_45|) .cse0))) (and .cse2 (= v_~a~0_170 v_~a$w_buff0~0_95) .cse11 (= |v_P1_#t~ite11_45| |v_P1Thread1of1ForFork2_#t~ite11_1|))) (or (and .cse2 .cse11 (= v_~a$w_buff0_used~0_473 0)) (and .cse10 (= v_~a$w_buff0_used~0_474 v_~a$w_buff0_used~0_473)))))) InVars {~a~0=v_~a~0_171, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_64, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_474, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_390} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_63, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_473, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_170, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_389} AuxVars[|v_P1_#t~ite11_45|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][158], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 29#L795true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1)]) [2021-03-25 14:13:25,515 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2021-03-25 14:13:25,515 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:25,515 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:25,515 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:25,616 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1183] L889-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= (ite (= (ite (not (and (= v_~__unbuffered_p2_EBX~0_72 0) (= v_~__unbuffered_p3_EAX~0_72 1) (= v_~x~0_77 2) (= v_~__unbuffered_p2_EAX~0_69 1) (= v_~__unbuffered_p1_EAX~0_72 0) (= v_~__unbuffered_p3_EBX~0_103 0))) 1 0) 0) 0 1) v_~main$tmp_guard1~0_68) (= v_ULTIMATE.start___VERIFIER_assert_~expression_25 0) (= v_ULTIMATE.start___VERIFIER_assert_~expression_25 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_41|) (= (mod v_~main$tmp_guard1~0_68 256) |v_ULTIMATE.start___VERIFIER_assert_#in~expression_41|)) InVars {~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_72, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_72, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_72, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_69, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_103, ~x~0=v_~x~0_77} OutVars{ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_25, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_72, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_72, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_72, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_68, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_69, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_103, ~x~0=v_~x~0_77, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_41|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression, ~main$tmp_guard1~0, ULTIMATE.start___VERIFIER_assert_#in~expression][20], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 68#L785true, P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 55#ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1)]) [2021-03-25 14:13:25,616 INFO L384 tUnfolder$Statistics]: this new event has 23 ancestors and is not cut-off event [2021-03-25 14:13:25,616 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is not cut-off event [2021-03-25 14:13:25,616 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is not cut-off event [2021-03-25 14:13:25,616 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is not cut-off event [2021-03-25 14:13:25,665 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][84], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 87#L878-1true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue, 254#(= ~z~0 1)]) [2021-03-25 14:13:25,665 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2021-03-25 14:13:25,666 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:25,666 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:25,666 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:25,685 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1173] L854-->P3EXIT: Formula: (and (= |v_P3Thread1of1ForFork0_#res.offset_21| 0) (= |v_P3Thread1of1ForFork0_#res.base_21| 0) (= v_~__unbuffered_cnt~0_159 (+ v_~__unbuffered_cnt~0_160 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_160} OutVars{P3Thread1of1ForFork0_#res.offset=|v_P3Thread1of1ForFork0_#res.offset_21|, P3Thread1of1ForFork0_#res.base=|v_P3Thread1of1ForFork0_#res.base_21|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_159} AuxVars[] AssignedVars[P3Thread1of1ForFork0_#res.offset, P3Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0][144], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), Black: 141#(= ~__unbuffered_p3_EAX~0 0), 87#L878-1true, Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 52#P2EXITtrue, 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:25,686 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2021-03-25 14:13:25,686 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:25,686 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:25,686 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:25,740 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1079] L788-->L795: Formula: (let ((.cse13 (= (mod v_~a$w_buff0_used~0_474 256) 0)) (.cse9 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_390 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd2~0_64 256) 0)) (.cse7 (= (mod v_~a$w_buff0_used~0_473 256) 0))) (let ((.cse1 (or .cse12 .cse7)) (.cse3 (not .cse7)) (.cse4 (not .cse14)) (.cse5 (not .cse9)) (.cse0 (or .cse9 .cse14)) (.cse2 (not .cse12)) (.cse11 (not .cse13)) (.cse10 (or .cse12 .cse13))) (and (or (and (= v_~a$w_buff1_used~0_389 v_~a$w_buff1_used~0_390) .cse0 .cse1) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~a$w_buff1_used~0_389 0))) (or (and .cse2 (= v_~a$r_buff0_thd2~0_63 0) .cse3) (and (= v_~a$r_buff0_thd2~0_64 v_~a$r_buff0_thd2~0_63) .cse1)) (let ((.cse6 (= (mod v_~a$r_buff0_thd2~0_63 256) 0)) (.cse8 (= (mod v_~a$w_buff1_used~0_389 256) 0))) (or (and (or .cse6 .cse7) (or .cse8 .cse9) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51)) (and (or (and .cse3 (not .cse6)) (and (not .cse8) .cse5)) (= v_~a$r_buff1_thd2~0_51 0)))) (or (and (= v_~a~0_170 |v_P1_#t~ite11_45|) .cse10 (or (and .cse4 (= |v_P1_#t~ite11_45| v_~a$w_buff1~0_116) .cse5) (and (= v_~a~0_171 |v_P1_#t~ite11_45|) .cse0))) (and .cse2 (= v_~a~0_170 v_~a$w_buff0~0_95) .cse11 (= |v_P1_#t~ite11_45| |v_P1Thread1of1ForFork2_#t~ite11_1|))) (or (and .cse2 .cse11 (= v_~a$w_buff0_used~0_473 0)) (and .cse10 (= v_~a$w_buff0_used~0_474 v_~a$w_buff0_used~0_473)))))) InVars {~a~0=v_~a~0_171, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_64, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_474, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_390} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_63, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_473, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_170, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_389} AuxVars[|v_P1_#t~ite11_45|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][158], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 29#L795true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, 181#(= ~x~0 1), 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1)]) [2021-03-25 14:13:25,740 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is not cut-off event [2021-03-25 14:13:25,740 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:25,740 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:25,740 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:25,749 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1079] L788-->L795: Formula: (let ((.cse13 (= (mod v_~a$w_buff0_used~0_474 256) 0)) (.cse9 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_390 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd2~0_64 256) 0)) (.cse7 (= (mod v_~a$w_buff0_used~0_473 256) 0))) (let ((.cse1 (or .cse12 .cse7)) (.cse3 (not .cse7)) (.cse4 (not .cse14)) (.cse5 (not .cse9)) (.cse0 (or .cse9 .cse14)) (.cse2 (not .cse12)) (.cse11 (not .cse13)) (.cse10 (or .cse12 .cse13))) (and (or (and (= v_~a$w_buff1_used~0_389 v_~a$w_buff1_used~0_390) .cse0 .cse1) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~a$w_buff1_used~0_389 0))) (or (and .cse2 (= v_~a$r_buff0_thd2~0_63 0) .cse3) (and (= v_~a$r_buff0_thd2~0_64 v_~a$r_buff0_thd2~0_63) .cse1)) (let ((.cse6 (= (mod v_~a$r_buff0_thd2~0_63 256) 0)) (.cse8 (= (mod v_~a$w_buff1_used~0_389 256) 0))) (or (and (or .cse6 .cse7) (or .cse8 .cse9) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51)) (and (or (and .cse3 (not .cse6)) (and (not .cse8) .cse5)) (= v_~a$r_buff1_thd2~0_51 0)))) (or (and (= v_~a~0_170 |v_P1_#t~ite11_45|) .cse10 (or (and .cse4 (= |v_P1_#t~ite11_45| v_~a$w_buff1~0_116) .cse5) (and (= v_~a~0_171 |v_P1_#t~ite11_45|) .cse0))) (and .cse2 (= v_~a~0_170 v_~a$w_buff0~0_95) .cse11 (= |v_P1_#t~ite11_45| |v_P1Thread1of1ForFork2_#t~ite11_1|))) (or (and .cse2 .cse11 (= v_~a$w_buff0_used~0_473 0)) (and .cse10 (= v_~a$w_buff0_used~0_474 v_~a$w_buff0_used~0_473)))))) InVars {~a~0=v_~a~0_171, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_64, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_474, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_390} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_63, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_473, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_170, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_389} AuxVars[|v_P1_#t~ite11_45|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][158], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 29#L795true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1)]) [2021-03-25 14:13:25,749 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is not cut-off event [2021-03-25 14:13:25,749 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:25,749 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:25,749 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:25,749 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:13:25,788 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][84], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), 83#L3true, Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), 184#true, Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue, 254#(= ~z~0 1)]) [2021-03-25 14:13:25,788 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2021-03-25 14:13:25,788 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:25,788 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:25,788 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:25,803 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1173] L854-->P3EXIT: Formula: (and (= |v_P3Thread1of1ForFork0_#res.offset_21| 0) (= |v_P3Thread1of1ForFork0_#res.base_21| 0) (= v_~__unbuffered_cnt~0_159 (+ v_~__unbuffered_cnt~0_160 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_160} OutVars{P3Thread1of1ForFork0_#res.offset=|v_P3Thread1of1ForFork0_#res.offset_21|, P3Thread1of1ForFork0_#res.base=|v_P3Thread1of1ForFork0_#res.base_21|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_159} AuxVars[] AssignedVars[P3Thread1of1ForFork0_#res.offset, P3Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0][144], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 83#L3true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 52#P2EXITtrue, 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:25,803 INFO L384 tUnfolder$Statistics]: this new event has 26 ancestors and is cut-off event [2021-03-25 14:13:25,803 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:25,803 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:25,803 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:25,845 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1079] L788-->L795: Formula: (let ((.cse13 (= (mod v_~a$w_buff0_used~0_474 256) 0)) (.cse9 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_390 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd2~0_64 256) 0)) (.cse7 (= (mod v_~a$w_buff0_used~0_473 256) 0))) (let ((.cse1 (or .cse12 .cse7)) (.cse3 (not .cse7)) (.cse4 (not .cse14)) (.cse5 (not .cse9)) (.cse0 (or .cse9 .cse14)) (.cse2 (not .cse12)) (.cse11 (not .cse13)) (.cse10 (or .cse12 .cse13))) (and (or (and (= v_~a$w_buff1_used~0_389 v_~a$w_buff1_used~0_390) .cse0 .cse1) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~a$w_buff1_used~0_389 0))) (or (and .cse2 (= v_~a$r_buff0_thd2~0_63 0) .cse3) (and (= v_~a$r_buff0_thd2~0_64 v_~a$r_buff0_thd2~0_63) .cse1)) (let ((.cse6 (= (mod v_~a$r_buff0_thd2~0_63 256) 0)) (.cse8 (= (mod v_~a$w_buff1_used~0_389 256) 0))) (or (and (or .cse6 .cse7) (or .cse8 .cse9) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51)) (and (or (and .cse3 (not .cse6)) (and (not .cse8) .cse5)) (= v_~a$r_buff1_thd2~0_51 0)))) (or (and (= v_~a~0_170 |v_P1_#t~ite11_45|) .cse10 (or (and .cse4 (= |v_P1_#t~ite11_45| v_~a$w_buff1~0_116) .cse5) (and (= v_~a~0_171 |v_P1_#t~ite11_45|) .cse0))) (and .cse2 (= v_~a~0_170 v_~a$w_buff0~0_95) .cse11 (= |v_P1_#t~ite11_45| |v_P1Thread1of1ForFork2_#t~ite11_1|))) (or (and .cse2 .cse11 (= v_~a$w_buff0_used~0_473 0)) (and .cse10 (= v_~a$w_buff0_used~0_474 v_~a$w_buff0_used~0_473)))))) InVars {~a~0=v_~a~0_171, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_64, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_474, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_390} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_63, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_473, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_170, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_389} AuxVars[|v_P1_#t~ite11_45|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][158], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 29#L795true, 31#L818true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1)]) [2021-03-25 14:13:25,846 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is not cut-off event [2021-03-25 14:13:25,846 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:13:25,846 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:13:25,846 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:13:25,849 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1079] L788-->L795: Formula: (let ((.cse13 (= (mod v_~a$w_buff0_used~0_474 256) 0)) (.cse9 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_390 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd2~0_64 256) 0)) (.cse7 (= (mod v_~a$w_buff0_used~0_473 256) 0))) (let ((.cse1 (or .cse12 .cse7)) (.cse3 (not .cse7)) (.cse4 (not .cse14)) (.cse5 (not .cse9)) (.cse0 (or .cse9 .cse14)) (.cse2 (not .cse12)) (.cse11 (not .cse13)) (.cse10 (or .cse12 .cse13))) (and (or (and (= v_~a$w_buff1_used~0_389 v_~a$w_buff1_used~0_390) .cse0 .cse1) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~a$w_buff1_used~0_389 0))) (or (and .cse2 (= v_~a$r_buff0_thd2~0_63 0) .cse3) (and (= v_~a$r_buff0_thd2~0_64 v_~a$r_buff0_thd2~0_63) .cse1)) (let ((.cse6 (= (mod v_~a$r_buff0_thd2~0_63 256) 0)) (.cse8 (= (mod v_~a$w_buff1_used~0_389 256) 0))) (or (and (or .cse6 .cse7) (or .cse8 .cse9) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51)) (and (or (and .cse3 (not .cse6)) (and (not .cse8) .cse5)) (= v_~a$r_buff1_thd2~0_51 0)))) (or (and (= v_~a~0_170 |v_P1_#t~ite11_45|) .cse10 (or (and .cse4 (= |v_P1_#t~ite11_45| v_~a$w_buff1~0_116) .cse5) (and (= v_~a~0_171 |v_P1_#t~ite11_45|) .cse0))) (and .cse2 (= v_~a~0_170 v_~a$w_buff0~0_95) .cse11 (= |v_P1_#t~ite11_45| |v_P1Thread1of1ForFork2_#t~ite11_1|))) (or (and .cse2 .cse11 (= v_~a$w_buff0_used~0_473 0)) (and .cse10 (= v_~a$w_buff0_used~0_474 v_~a$w_buff0_used~0_473)))))) InVars {~a~0=v_~a~0_171, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_64, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_474, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_390} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_63, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_473, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_170, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_389} AuxVars[|v_P1_#t~ite11_45|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][158], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 29#L795true, 31#L818true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1)]) [2021-03-25 14:13:25,849 INFO L384 tUnfolder$Statistics]: this new event has 26 ancestors and is cut-off event [2021-03-25 14:13:25,849 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:25,849 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:25,849 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:25,874 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][84], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 181#(= ~x~0 1), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue, 254#(= ~z~0 1)]) [2021-03-25 14:13:25,874 INFO L384 tUnfolder$Statistics]: this new event has 26 ancestors and is cut-off event [2021-03-25 14:13:25,874 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:25,874 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:25,874 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:25,880 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1173] L854-->P3EXIT: Formula: (and (= |v_P3Thread1of1ForFork0_#res.offset_21| 0) (= |v_P3Thread1of1ForFork0_#res.base_21| 0) (= v_~__unbuffered_cnt~0_159 (+ v_~__unbuffered_cnt~0_160 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_160} OutVars{P3Thread1of1ForFork0_#res.offset=|v_P3Thread1of1ForFork0_#res.offset_21|, P3Thread1of1ForFork0_#res.base=|v_P3Thread1of1ForFork0_#res.base_21|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_159} AuxVars[] AssignedVars[P3Thread1of1ForFork0_#res.offset, P3Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0][144], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 52#P2EXITtrue, 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 58#P0EXITtrue, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:25,880 INFO L384 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2021-03-25 14:13:25,880 INFO L387 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2021-03-25 14:13:25,880 INFO L387 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2021-03-25 14:13:25,880 INFO L387 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2021-03-25 14:13:25,902 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1079] L788-->L795: Formula: (let ((.cse13 (= (mod v_~a$w_buff0_used~0_474 256) 0)) (.cse9 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_390 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd2~0_64 256) 0)) (.cse7 (= (mod v_~a$w_buff0_used~0_473 256) 0))) (let ((.cse1 (or .cse12 .cse7)) (.cse3 (not .cse7)) (.cse4 (not .cse14)) (.cse5 (not .cse9)) (.cse0 (or .cse9 .cse14)) (.cse2 (not .cse12)) (.cse11 (not .cse13)) (.cse10 (or .cse12 .cse13))) (and (or (and (= v_~a$w_buff1_used~0_389 v_~a$w_buff1_used~0_390) .cse0 .cse1) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~a$w_buff1_used~0_389 0))) (or (and .cse2 (= v_~a$r_buff0_thd2~0_63 0) .cse3) (and (= v_~a$r_buff0_thd2~0_64 v_~a$r_buff0_thd2~0_63) .cse1)) (let ((.cse6 (= (mod v_~a$r_buff0_thd2~0_63 256) 0)) (.cse8 (= (mod v_~a$w_buff1_used~0_389 256) 0))) (or (and (or .cse6 .cse7) (or .cse8 .cse9) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51)) (and (or (and .cse3 (not .cse6)) (and (not .cse8) .cse5)) (= v_~a$r_buff1_thd2~0_51 0)))) (or (and (= v_~a~0_170 |v_P1_#t~ite11_45|) .cse10 (or (and .cse4 (= |v_P1_#t~ite11_45| v_~a$w_buff1~0_116) .cse5) (and (= v_~a~0_171 |v_P1_#t~ite11_45|) .cse0))) (and .cse2 (= v_~a~0_170 v_~a$w_buff0~0_95) .cse11 (= |v_P1_#t~ite11_45| |v_P1Thread1of1ForFork2_#t~ite11_1|))) (or (and .cse2 .cse11 (= v_~a$w_buff0_used~0_473 0)) (and .cse10 (= v_~a$w_buff0_used~0_474 v_~a$w_buff0_used~0_473)))))) InVars {~a~0=v_~a~0_171, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_64, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_474, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_390} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_63, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_473, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_170, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_389} AuxVars[|v_P1_#t~ite11_45|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][158], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 29#L795true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 223#(= ~y~0 1), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1)]) [2021-03-25 14:13:25,902 INFO L384 tUnfolder$Statistics]: this new event has 26 ancestors and is not cut-off event [2021-03-25 14:13:25,902 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is not cut-off event [2021-03-25 14:13:25,902 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is not cut-off event [2021-03-25 14:13:25,902 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is not cut-off event [2021-03-25 14:13:25,905 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1079] L788-->L795: Formula: (let ((.cse13 (= (mod v_~a$w_buff0_used~0_474 256) 0)) (.cse9 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_390 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd2~0_64 256) 0)) (.cse7 (= (mod v_~a$w_buff0_used~0_473 256) 0))) (let ((.cse1 (or .cse12 .cse7)) (.cse3 (not .cse7)) (.cse4 (not .cse14)) (.cse5 (not .cse9)) (.cse0 (or .cse9 .cse14)) (.cse2 (not .cse12)) (.cse11 (not .cse13)) (.cse10 (or .cse12 .cse13))) (and (or (and (= v_~a$w_buff1_used~0_389 v_~a$w_buff1_used~0_390) .cse0 .cse1) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~a$w_buff1_used~0_389 0))) (or (and .cse2 (= v_~a$r_buff0_thd2~0_63 0) .cse3) (and (= v_~a$r_buff0_thd2~0_64 v_~a$r_buff0_thd2~0_63) .cse1)) (let ((.cse6 (= (mod v_~a$r_buff0_thd2~0_63 256) 0)) (.cse8 (= (mod v_~a$w_buff1_used~0_389 256) 0))) (or (and (or .cse6 .cse7) (or .cse8 .cse9) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51)) (and (or (and .cse3 (not .cse6)) (and (not .cse8) .cse5)) (= v_~a$r_buff1_thd2~0_51 0)))) (or (and (= v_~a~0_170 |v_P1_#t~ite11_45|) .cse10 (or (and .cse4 (= |v_P1_#t~ite11_45| v_~a$w_buff1~0_116) .cse5) (and (= v_~a~0_171 |v_P1_#t~ite11_45|) .cse0))) (and .cse2 (= v_~a~0_170 v_~a$w_buff0~0_95) .cse11 (= |v_P1_#t~ite11_45| |v_P1Thread1of1ForFork2_#t~ite11_1|))) (or (and .cse2 .cse11 (= v_~a$w_buff0_used~0_473 0)) (and .cse10 (= v_~a$w_buff0_used~0_474 v_~a$w_buff0_used~0_473)))))) InVars {~a~0=v_~a~0_171, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_64, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_474, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_390} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_63, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_473, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_170, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_389} AuxVars[|v_P1_#t~ite11_45|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][158], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 85#L889true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 29#L795true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 162#true, Black: 223#(= ~y~0 1), 230#true, Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1)]) [2021-03-25 14:13:25,905 INFO L384 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2021-03-25 14:13:25,905 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:25,905 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:25,905 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:25,947 INFO L129 PetriNetUnfolder]: 5931/11746 cut-off events. [2021-03-25 14:13:25,947 INFO L130 PetriNetUnfolder]: For 73151/76014 co-relation queries the response was YES. [2021-03-25 14:13:26,019 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54781 conditions, 11746 events. 5931/11746 cut-off events. For 73151/76014 co-relation queries the response was YES. Maximal size of possible extension queue 1204. Compared 113206 event pairs, 1121 based on Foata normal form. 595/11652 useless extension candidates. Maximal degree in co-relation 54731. Up to 6017 conditions per place. [2021-03-25 14:13:26,125 INFO L142 LiptonReduction]: Number of co-enabled transitions 2224 [2021-03-25 14:13:44,583 INFO L154 LiptonReduction]: Checked pairs total: 737 [2021-03-25 14:13:44,583 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 14:13:44,583 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 19800 [2021-03-25 14:13:44,584 INFO L480 AbstractCegarLoop]: Abstraction has has 108 places, 180 transitions, 2467 flow [2021-03-25 14:13:44,584 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 162.16666666666666) internal successors, (973), 6 states have internal predecessors, (973), 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) [2021-03-25 14:13:44,584 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:44,584 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] [2021-03-25 14:13:44,585 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-25 14:13:44,585 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:44,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:44,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1230317650, now seen corresponding path program 2 times [2021-03-25 14:13:44,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:44,585 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974505132] [2021-03-25 14:13:44,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:44,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:44,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:44,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 14:13:44,690 INFO L142 QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size [2021-03-25 14:13:44,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-25 14:13:44,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:44,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 14:13:44,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:44,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 14:13:44,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:44,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:44,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:44,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:44,729 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-03-25 14:13:44,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 14:13:44,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:44,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:44,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:44,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:13:44,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:44,743 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974505132] [2021-03-25 14:13:44,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:44,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-25 14:13:44,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548940946] [2021-03-25 14:13:44,743 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 14:13:44,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:44,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 14:13:44,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-03-25 14:13:44,745 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 154 out of 213 [2021-03-25 14:13:44,746 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 180 transitions, 2467 flow. Second operand has 9 states, 9 states have (on average 155.0) internal successors, (1395), 9 states have internal predecessors, (1395), 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) [2021-03-25 14:13:44,746 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:44,747 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 154 of 213 [2021-03-25 14:13:44,747 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:46,546 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1087] L811-->L818: Formula: (let ((.cse8 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_372 256) 0)) (.cse12 (= (mod v_~a$w_buff0_used~0_456 256) 0)) (.cse13 (= (mod v_~a$r_buff0_thd3~0_68 256) 0)) (.cse7 (= 0 (mod v_~a$w_buff0_used~0_455 256)))) (let ((.cse10 (or .cse13 .cse7)) (.cse6 (not .cse7)) (.cse0 (or .cse13 .cse12)) (.cse11 (not .cse14)) (.cse3 (not .cse8)) (.cse9 (or .cse8 .cse14)) (.cse1 (not .cse13)) (.cse2 (not .cse12))) (and (or (and (= v_~a$w_buff0_used~0_456 v_~a$w_buff0_used~0_455) .cse0) (and .cse1 .cse2 (= v_~a$w_buff0_used~0_455 0))) (let ((.cse5 (= (mod v_~a$r_buff0_thd3~0_67 256) 0)) (.cse4 (= (mod v_~a$w_buff1_used~0_371 256) 0))) (or (and (= v_~a$r_buff1_thd3~0_51 0) (or (and .cse3 (not .cse4)) (and (not .cse5) .cse6))) (and (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51) (or .cse7 .cse5) (or .cse4 .cse8)))) (or (and (= v_~a$w_buff1_used~0_372 v_~a$w_buff1_used~0_371) .cse9 .cse10) (and (= v_~a$w_buff1_used~0_371 0) (or (and .cse11 .cse3) (and .cse1 .cse6)))) (or (and (= v_~a$r_buff0_thd3~0_68 v_~a$r_buff0_thd3~0_67) .cse10) (and .cse1 (= v_~a$r_buff0_thd3~0_67 0) .cse6)) (or (and (= |v_P2_#t~ite17_49| v_~a~0_154) .cse0 (or (and (= |v_P2_#t~ite17_49| v_~a$w_buff1~0_110) .cse11 .cse3) (and .cse9 (= |v_P2_#t~ite17_49| v_~a~0_155)))) (and .cse1 (= v_~a~0_154 v_~a$w_buff0~0_91) (= |v_P2_#t~ite17_49| |v_P2Thread1of1ForFork3_#t~ite17_1|) .cse2))))) InVars {~a~0=v_~a~0_155, ~a$w_buff1~0=v_~a$w_buff1~0_110, ~a$w_buff0~0=v_~a$w_buff0~0_91, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_456, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_68, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_372, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_1|} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_455, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_67, P2Thread1of1ForFork3_#t~ite22=|v_P2Thread1of1ForFork3_#t~ite22_1|, ~a~0=v_~a~0_154, ~a$w_buff1~0=v_~a$w_buff1~0_110, ~a$w_buff0~0=v_~a$w_buff0~0_91, P2Thread1of1ForFork3_#t~ite20=|v_P2Thread1of1ForFork3_#t~ite20_1|, P2Thread1of1ForFork3_#t~ite21=|v_P2Thread1of1ForFork3_#t~ite21_1|, P2Thread1of1ForFork3_#t~ite19=|v_P2Thread1of1ForFork3_#t~ite19_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_371, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_2|, P2Thread1of1ForFork3_#t~ite18=|v_P2Thread1of1ForFork3_#t~ite18_1|} AuxVars[|v_P2_#t~ite17_49|] AssignedVars[P2Thread1of1ForFork3_#t~ite22, ~a~0, P2Thread1of1ForFork3_#t~ite20, ~a$r_buff1_thd3~0, P2Thread1of1ForFork3_#t~ite21, P2Thread1of1ForFork3_#t~ite19, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork3_#t~ite17, P2Thread1of1ForFork3_#t~ite18][216], [P1Thread1of1ForFork2InUse, 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, Black: 254#(= ~z~0 1), Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), Black: 141#(= ~__unbuffered_p3_EAX~0 0), 87#L878-1true, Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, 283#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), 31#L818true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 114#L775true, 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue]) [2021-03-25 14:13:46,546 INFO L384 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2021-03-25 14:13:46,546 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:46,546 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:46,546 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:46,785 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1087] L811-->L818: Formula: (let ((.cse8 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_372 256) 0)) (.cse12 (= (mod v_~a$w_buff0_used~0_456 256) 0)) (.cse13 (= (mod v_~a$r_buff0_thd3~0_68 256) 0)) (.cse7 (= 0 (mod v_~a$w_buff0_used~0_455 256)))) (let ((.cse10 (or .cse13 .cse7)) (.cse6 (not .cse7)) (.cse0 (or .cse13 .cse12)) (.cse11 (not .cse14)) (.cse3 (not .cse8)) (.cse9 (or .cse8 .cse14)) (.cse1 (not .cse13)) (.cse2 (not .cse12))) (and (or (and (= v_~a$w_buff0_used~0_456 v_~a$w_buff0_used~0_455) .cse0) (and .cse1 .cse2 (= v_~a$w_buff0_used~0_455 0))) (let ((.cse5 (= (mod v_~a$r_buff0_thd3~0_67 256) 0)) (.cse4 (= (mod v_~a$w_buff1_used~0_371 256) 0))) (or (and (= v_~a$r_buff1_thd3~0_51 0) (or (and .cse3 (not .cse4)) (and (not .cse5) .cse6))) (and (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51) (or .cse7 .cse5) (or .cse4 .cse8)))) (or (and (= v_~a$w_buff1_used~0_372 v_~a$w_buff1_used~0_371) .cse9 .cse10) (and (= v_~a$w_buff1_used~0_371 0) (or (and .cse11 .cse3) (and .cse1 .cse6)))) (or (and (= v_~a$r_buff0_thd3~0_68 v_~a$r_buff0_thd3~0_67) .cse10) (and .cse1 (= v_~a$r_buff0_thd3~0_67 0) .cse6)) (or (and (= |v_P2_#t~ite17_49| v_~a~0_154) .cse0 (or (and (= |v_P2_#t~ite17_49| v_~a$w_buff1~0_110) .cse11 .cse3) (and .cse9 (= |v_P2_#t~ite17_49| v_~a~0_155)))) (and .cse1 (= v_~a~0_154 v_~a$w_buff0~0_91) (= |v_P2_#t~ite17_49| |v_P2Thread1of1ForFork3_#t~ite17_1|) .cse2))))) InVars {~a~0=v_~a~0_155, ~a$w_buff1~0=v_~a$w_buff1~0_110, ~a$w_buff0~0=v_~a$w_buff0~0_91, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_456, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_68, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_372, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_1|} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_455, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_67, P2Thread1of1ForFork3_#t~ite22=|v_P2Thread1of1ForFork3_#t~ite22_1|, ~a~0=v_~a~0_154, ~a$w_buff1~0=v_~a$w_buff1~0_110, ~a$w_buff0~0=v_~a$w_buff0~0_91, P2Thread1of1ForFork3_#t~ite20=|v_P2Thread1of1ForFork3_#t~ite20_1|, P2Thread1of1ForFork3_#t~ite21=|v_P2Thread1of1ForFork3_#t~ite21_1|, P2Thread1of1ForFork3_#t~ite19=|v_P2Thread1of1ForFork3_#t~ite19_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_371, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_2|, P2Thread1of1ForFork3_#t~ite18=|v_P2Thread1of1ForFork3_#t~ite18_1|} AuxVars[|v_P2_#t~ite17_49|] AssignedVars[P2Thread1of1ForFork3_#t~ite22, ~a~0, P2Thread1of1ForFork3_#t~ite20, ~a$r_buff1_thd3~0, P2Thread1of1ForFork3_#t~ite21, P2Thread1of1ForFork3_#t~ite19, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork3_#t~ite17, P2Thread1of1ForFork3_#t~ite18][246], [P1Thread1of1ForFork2InUse, 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, Black: 254#(= ~z~0 1), Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 83#L3true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 31#L818true, 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), 288#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 164#(= ~x~0 0), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 114#L775true, 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue]) [2021-03-25 14:13:46,785 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2021-03-25 14:13:46,785 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:46,785 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:46,785 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:47,183 INFO L129 PetriNetUnfolder]: 10554/18407 cut-off events. [2021-03-25 14:13:47,184 INFO L130 PetriNetUnfolder]: For 102386/104501 co-relation queries the response was YES. [2021-03-25 14:13:47,282 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90994 conditions, 18407 events. 10554/18407 cut-off events. For 102386/104501 co-relation queries the response was YES. Maximal size of possible extension queue 1246. Compared 157534 event pairs, 608 based on Foata normal form. 2034/19820 useless extension candidates. Maximal degree in co-relation 90942. Up to 7406 conditions per place. [2021-03-25 14:13:47,308 INFO L132 encePairwiseOnDemand]: 205/213 looper letters, 109 selfloop transitions, 41 changer transitions 82/335 dead transitions. [2021-03-25 14:13:47,308 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 335 transitions, 4486 flow [2021-03-25 14:13:47,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 14:13:47,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 14:13:47,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1305 transitions. [2021-03-25 14:13:47,311 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7658450704225352 [2021-03-25 14:13:47,311 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1305 transitions. [2021-03-25 14:13:47,312 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1305 transitions. [2021-03-25 14:13:47,312 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:47,312 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1305 transitions. [2021-03-25 14:13:47,315 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 163.125) internal successors, (1305), 8 states have internal predecessors, (1305), 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) [2021-03-25 14:13:47,317 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 213.0) internal successors, (1917), 9 states have internal predecessors, (1917), 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) [2021-03-25 14:13:47,318 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 213.0) internal successors, (1917), 9 states have internal predecessors, (1917), 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) [2021-03-25 14:13:47,318 INFO L185 Difference]: Start difference. First operand has 108 places, 180 transitions, 2467 flow. Second operand 8 states and 1305 transitions. [2021-03-25 14:13:47,318 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 335 transitions, 4486 flow [2021-03-25 14:13:47,491 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 335 transitions, 4435 flow, removed 15 selfloop flow, removed 2 redundant places. [2021-03-25 14:13:47,495 INFO L241 Difference]: Finished difference. Result has 117 places, 186 transitions, 2527 flow [2021-03-25 14:13:47,495 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=2436, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=180, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=151, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2527, PETRI_PLACES=117, PETRI_TRANSITIONS=186} [2021-03-25 14:13:47,495 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 55 predicate places. [2021-03-25 14:13:47,495 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:47,495 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 117 places, 186 transitions, 2527 flow [2021-03-25 14:13:47,496 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 117 places, 186 transitions, 2527 flow [2021-03-25 14:13:47,497 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 115 places, 186 transitions, 2527 flow [2021-03-25 14:13:48,332 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1079] L788-->L795: Formula: (let ((.cse13 (= (mod v_~a$w_buff0_used~0_474 256) 0)) (.cse9 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_390 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd2~0_64 256) 0)) (.cse7 (= (mod v_~a$w_buff0_used~0_473 256) 0))) (let ((.cse1 (or .cse12 .cse7)) (.cse3 (not .cse7)) (.cse4 (not .cse14)) (.cse5 (not .cse9)) (.cse0 (or .cse9 .cse14)) (.cse2 (not .cse12)) (.cse11 (not .cse13)) (.cse10 (or .cse12 .cse13))) (and (or (and (= v_~a$w_buff1_used~0_389 v_~a$w_buff1_used~0_390) .cse0 .cse1) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~a$w_buff1_used~0_389 0))) (or (and .cse2 (= v_~a$r_buff0_thd2~0_63 0) .cse3) (and (= v_~a$r_buff0_thd2~0_64 v_~a$r_buff0_thd2~0_63) .cse1)) (let ((.cse6 (= (mod v_~a$r_buff0_thd2~0_63 256) 0)) (.cse8 (= (mod v_~a$w_buff1_used~0_389 256) 0))) (or (and (or .cse6 .cse7) (or .cse8 .cse9) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51)) (and (or (and .cse3 (not .cse6)) (and (not .cse8) .cse5)) (= v_~a$r_buff1_thd2~0_51 0)))) (or (and (= v_~a~0_170 |v_P1_#t~ite11_45|) .cse10 (or (and .cse4 (= |v_P1_#t~ite11_45| v_~a$w_buff1~0_116) .cse5) (and (= v_~a~0_171 |v_P1_#t~ite11_45|) .cse0))) (and .cse2 (= v_~a~0_170 v_~a$w_buff0~0_95) .cse11 (= |v_P1_#t~ite11_45| |v_P1Thread1of1ForFork2_#t~ite11_1|))) (or (and .cse2 .cse11 (= v_~a$w_buff0_used~0_473 0)) (and .cse10 (= v_~a$w_buff0_used~0_474 v_~a$w_buff0_used~0_473)))))) InVars {~a~0=v_~a~0_171, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_64, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_474, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_390} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_63, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_473, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_170, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_389} AuxVars[|v_P1_#t~ite11_45|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][162], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), 139#true, Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 276#true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, 29#L795true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 288#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 162#true, Black: 283#(not (= 4 ~__unbuffered_cnt~0)), Black: 284#(= ULTIMATE.start_assume_abort_if_not_~cond 0), Black: 286#(and (= ~a$w_buff0_used~0 0) (= ~a$w_buff1_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~__unbuffered_cnt~0 0)), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 181#(= ~x~0 1), 184#true, 58#P0EXITtrue, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 85#L889true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 223#(= ~y~0 1), 230#true, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1)]) [2021-03-25 14:13:48,332 INFO L384 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2021-03-25 14:13:48,332 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:48,332 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:48,332 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:48,349 INFO L129 PetriNetUnfolder]: 3568/7922 cut-off events. [2021-03-25 14:13:48,349 INFO L130 PetriNetUnfolder]: For 61770/63845 co-relation queries the response was YES. [2021-03-25 14:13:48,402 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44165 conditions, 7922 events. 3568/7922 cut-off events. For 61770/63845 co-relation queries the response was YES. Maximal size of possible extension queue 746. Compared 78767 event pairs, 291 based on Foata normal form. 260/7838 useless extension candidates. Maximal degree in co-relation 44111. Up to 4051 conditions per place. [2021-03-25 14:13:48,481 INFO L142 LiptonReduction]: Number of co-enabled transitions 2218 [2021-03-25 14:13:52,487 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-03-25 14:13:52,660 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-03-25 14:13:56,691 INFO L154 LiptonReduction]: Checked pairs total: 919 [2021-03-25 14:13:56,691 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 14:13:56,691 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9196 [2021-03-25 14:13:56,691 INFO L480 AbstractCegarLoop]: Abstraction has has 115 places, 186 transitions, 2543 flow [2021-03-25 14:13:56,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 155.0) internal successors, (1395), 9 states have internal predecessors, (1395), 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) [2021-03-25 14:13:56,692 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:13:56,692 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] [2021-03-25 14:13:56,692 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-25 14:13:56,692 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:13:56,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:13:56,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1566385024, now seen corresponding path program 1 times [2021-03-25 14:13:56,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:13:56,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499315982] [2021-03-25 14:13:56,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:13:56,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:13:56,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:56,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:13:56,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:56,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:56,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:13:56,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:13:56,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:13:56,764 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499315982] [2021-03-25 14:13:56,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:13:56,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 14:13:56,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859674623] [2021-03-25 14:13:56,765 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 14:13:56,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:13:56,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 14:13:56,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 14:13:56,766 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 214 [2021-03-25 14:13:56,773 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 186 transitions, 2543 flow. Second operand has 4 states, 4 states have (on average 182.0) internal successors, (728), 4 states have internal predecessors, (728), 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) [2021-03-25 14:13:56,773 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:13:56,773 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 214 [2021-03-25 14:13:56,773 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:13:57,652 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][174], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), 139#true, Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 276#true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, 154#true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 288#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 162#true, Black: 283#(not (= 4 ~__unbuffered_cnt~0)), Black: 284#(= ULTIMATE.start_assume_abort_if_not_~cond 0), Black: 286#(and (= ~a$w_buff0_used~0 0) (= ~a$w_buff1_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~__unbuffered_cnt~0 0)), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 299#(and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 181#(= ~x~0 1), 184#true, 58#P0EXITtrue, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 87#L878-1true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 230#true, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:57,652 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2021-03-25 14:13:57,652 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:57,652 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:57,652 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:13:57,718 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][174], [P1Thread1of1ForFork2InUse, 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P3Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, Black: 254#(= ~z~0 1), Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), 276#true, Black: 139#true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 31#L818true, Black: 154#true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 288#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 283#(not (= 4 ~__unbuffered_cnt~0)), Black: 284#(= ULTIMATE.start_assume_abort_if_not_~cond 0), Black: 286#(and (= ~a$w_buff0_used~0 0) (= ~a$w_buff1_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~__unbuffered_cnt~0 0)), 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 299#(and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), Black: 171#(= ~__unbuffered_cnt~0 0), 181#(= ~x~0 1), 184#true, 58#P0EXITtrue, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 87#L878-1true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 237#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue]) [2021-03-25 14:13:57,718 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2021-03-25 14:13:57,718 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:57,718 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:57,718 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:57,762 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][181], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), 139#true, Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 271#(and (= ~__unbuffered_p3_EBX~0 1) (= ~a$r_buff0_thd4~0 0)), Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, 154#true, 284#(= ULTIMATE.start_assume_abort_if_not_~cond 0), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 288#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 283#(not (= 4 ~__unbuffered_cnt~0)), Black: 286#(and (= ~a$w_buff0_used~0 0) (= ~a$w_buff1_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~__unbuffered_cnt~0 0)), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 299#(and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 181#(= ~x~0 1), 184#true, 58#P0EXITtrue, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 83#L3true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 230#true, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:13:57,762 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2021-03-25 14:13:57,762 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:57,762 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:57,762 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:58,065 INFO L129 PetriNetUnfolder]: 5031/10891 cut-off events. [2021-03-25 14:13:58,065 INFO L130 PetriNetUnfolder]: For 80316/82746 co-relation queries the response was YES. [2021-03-25 14:13:58,112 INFO L84 FinitePrefix]: Finished finitePrefix Result has 61202 conditions, 10891 events. 5031/10891 cut-off events. For 80316/82746 co-relation queries the response was YES. Maximal size of possible extension queue 1086. Compared 111425 event pairs, 426 based on Foata normal form. 245/10491 useless extension candidates. Maximal degree in co-relation 61146. Up to 6288 conditions per place. [2021-03-25 14:13:58,126 INFO L132 encePairwiseOnDemand]: 208/214 looper letters, 18 selfloop transitions, 14 changer transitions 10/190 dead transitions. [2021-03-25 14:13:58,126 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 190 transitions, 2688 flow [2021-03-25 14:13:58,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 14:13:58,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 14:13:58,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 736 transitions. [2021-03-25 14:13:58,128 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8598130841121495 [2021-03-25 14:13:58,128 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 736 transitions. [2021-03-25 14:13:58,128 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 736 transitions. [2021-03-25 14:13:58,129 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:13:58,129 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 736 transitions. [2021-03-25 14:13:58,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 184.0) internal successors, (736), 4 states have internal predecessors, (736), 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) [2021-03-25 14:13:58,132 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 214.0) internal successors, (1070), 5 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) [2021-03-25 14:13:58,132 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 214.0) internal successors, (1070), 5 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) [2021-03-25 14:13:58,132 INFO L185 Difference]: Start difference. First operand has 115 places, 186 transitions, 2543 flow. Second operand 4 states and 736 transitions. [2021-03-25 14:13:58,132 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 190 transitions, 2688 flow [2021-03-25 14:13:59,076 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 190 transitions, 2579 flow, removed 28 selfloop flow, removed 3 redundant places. [2021-03-25 14:13:59,078 INFO L241 Difference]: Finished difference. Result has 116 places, 177 transitions, 2323 flow [2021-03-25 14:13:59,078 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=2434, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=186, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=172, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=2323, PETRI_PLACES=116, PETRI_TRANSITIONS=177} [2021-03-25 14:13:59,078 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 54 predicate places. [2021-03-25 14:13:59,078 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:13:59,078 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 116 places, 177 transitions, 2323 flow [2021-03-25 14:13:59,078 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 116 places, 177 transitions, 2323 flow [2021-03-25 14:13:59,079 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 116 places, 177 transitions, 2323 flow [2021-03-25 14:13:59,743 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][127], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), 139#true, Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), 276#true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, 154#true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 288#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 162#true, Black: 283#(not (= 4 ~__unbuffered_cnt~0)), Black: 284#(= ULTIMATE.start_assume_abort_if_not_~cond 0), Black: 286#(and (= ~a$w_buff0_used~0 0) (= ~a$w_buff1_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~__unbuffered_cnt~0 0)), 296#(= ~z~0 1), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 299#(and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 181#(= ~x~0 1), 184#true, 58#P0EXITtrue, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 87#L878-1true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 223#(= ~y~0 1), 230#true, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue, 254#(= ~z~0 1)]) [2021-03-25 14:13:59,744 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2021-03-25 14:13:59,744 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:59,744 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:59,744 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:13:59,835 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][0], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), 139#true, Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, 154#true, 284#(= ULTIMATE.start_assume_abort_if_not_~cond 0), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 288#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 162#true, Black: 283#(not (= 4 ~__unbuffered_cnt~0)), Black: 286#(and (= ~a$w_buff0_used~0 0) (= ~a$w_buff1_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~__unbuffered_cnt~0 0)), 296#(= ~z~0 1), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 299#(and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 181#(= ~x~0 1), 184#true, 58#P0EXITtrue, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 83#L3true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 223#(= ~y~0 1), 230#true, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue, 254#(= ~z~0 1)]) [2021-03-25 14:13:59,835 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2021-03-25 14:13:59,835 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:59,835 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:59,835 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:13:59,963 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1079] L788-->L795: Formula: (let ((.cse13 (= (mod v_~a$w_buff0_used~0_474 256) 0)) (.cse9 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_390 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd2~0_64 256) 0)) (.cse7 (= (mod v_~a$w_buff0_used~0_473 256) 0))) (let ((.cse1 (or .cse12 .cse7)) (.cse3 (not .cse7)) (.cse4 (not .cse14)) (.cse5 (not .cse9)) (.cse0 (or .cse9 .cse14)) (.cse2 (not .cse12)) (.cse11 (not .cse13)) (.cse10 (or .cse12 .cse13))) (and (or (and (= v_~a$w_buff1_used~0_389 v_~a$w_buff1_used~0_390) .cse0 .cse1) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~a$w_buff1_used~0_389 0))) (or (and .cse2 (= v_~a$r_buff0_thd2~0_63 0) .cse3) (and (= v_~a$r_buff0_thd2~0_64 v_~a$r_buff0_thd2~0_63) .cse1)) (let ((.cse6 (= (mod v_~a$r_buff0_thd2~0_63 256) 0)) (.cse8 (= (mod v_~a$w_buff1_used~0_389 256) 0))) (or (and (or .cse6 .cse7) (or .cse8 .cse9) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51)) (and (or (and .cse3 (not .cse6)) (and (not .cse8) .cse5)) (= v_~a$r_buff1_thd2~0_51 0)))) (or (and (= v_~a~0_170 |v_P1_#t~ite11_45|) .cse10 (or (and .cse4 (= |v_P1_#t~ite11_45| v_~a$w_buff1~0_116) .cse5) (and (= v_~a~0_171 |v_P1_#t~ite11_45|) .cse0))) (and .cse2 (= v_~a~0_170 v_~a$w_buff0~0_95) .cse11 (= |v_P1_#t~ite11_45| |v_P1Thread1of1ForFork2_#t~ite11_1|))) (or (and .cse2 .cse11 (= v_~a$w_buff0_used~0_473 0)) (and .cse10 (= v_~a$w_buff0_used~0_474 v_~a$w_buff0_used~0_473)))))) InVars {~a~0=v_~a~0_171, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_64, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_474, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_390} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_63, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_473, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_170, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_95, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_389} AuxVars[|v_P1_#t~ite11_45|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][155], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), 139#true, Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), 276#true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 154#true, 29#L795true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 288#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 283#(not (= 4 ~__unbuffered_cnt~0)), Black: 284#(= ULTIMATE.start_assume_abort_if_not_~cond 0), Black: 286#(and (= ~a$w_buff0_used~0 0) (= ~a$w_buff1_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~__unbuffered_cnt~0 0)), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 299#(and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 181#(= ~x~0 1), 184#true, 58#P0EXITtrue, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 79#P3EXITtrue, Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 85#L889true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 223#(= ~y~0 1), 230#true, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1)]) [2021-03-25 14:13:59,963 INFO L384 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2021-03-25 14:13:59,964 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:59,964 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:13:59,964 INFO L387 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2021-03-25 14:14:00,008 INFO L129 PetriNetUnfolder]: 4796/10926 cut-off events. [2021-03-25 14:14:00,008 INFO L130 PetriNetUnfolder]: For 59143/60351 co-relation queries the response was YES. [2021-03-25 14:14:00,075 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49687 conditions, 10926 events. 4796/10926 cut-off events. For 59143/60351 co-relation queries the response was YES. Maximal size of possible extension queue 1110. Compared 117403 event pairs, 454 based on Foata normal form. 253/10639 useless extension candidates. Maximal degree in co-relation 49633. Up to 3616 conditions per place. [2021-03-25 14:14:00,169 INFO L142 LiptonReduction]: Number of co-enabled transitions 2086 [2021-03-25 14:14:05,893 INFO L154 LiptonReduction]: Checked pairs total: 549 [2021-03-25 14:14:05,894 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 14:14:05,894 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6816 [2021-03-25 14:14:05,894 INFO L480 AbstractCegarLoop]: Abstraction has has 116 places, 177 transitions, 2323 flow [2021-03-25 14:14:05,894 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 182.0) internal successors, (728), 4 states have internal predecessors, (728), 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) [2021-03-25 14:14:05,894 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:14:05,895 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] [2021-03-25 14:14:05,895 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-25 14:14:05,895 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:14:05,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:14:05,895 INFO L82 PathProgramCache]: Analyzing trace with hash -292427562, now seen corresponding path program 1 times [2021-03-25 14:14:05,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:14:05,895 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436772966] [2021-03-25 14:14:05,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:14:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:14:05,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:14:05,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:14:05,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:14:05,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:14:05,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:14:05,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:14:05,966 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-03-25 14:14:05,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 14:14:05,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:14:05,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:14:05,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:14:05,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:14:05,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:14:05,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436772966] [2021-03-25 14:14:05,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:14:05,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 14:14:05,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628372086] [2021-03-25 14:14:05,978 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 14:14:05,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:14:05,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 14:14:05,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-25 14:14:05,980 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 214 [2021-03-25 14:14:05,980 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 177 transitions, 2323 flow. Second operand has 7 states, 7 states have (on average 177.85714285714286) internal successors, (1245), 7 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) [2021-03-25 14:14:05,980 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:14:05,980 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 214 [2021-03-25 14:14:05,981 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:14:06,862 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][160], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), 139#true, Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), 276#true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, 154#true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 288#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 162#true, Black: 283#(not (= 4 ~__unbuffered_cnt~0)), Black: 284#(= ULTIMATE.start_assume_abort_if_not_~cond 0), Black: 286#(and (= ~a$w_buff0_used~0 0) (= ~a$w_buff1_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~__unbuffered_cnt~0 0)), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 299#(and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), Black: 171#(= ~__unbuffered_cnt~0 0), 307#(not (= 4 ~__unbuffered_cnt~0)), 52#P2EXITtrue, Black: 181#(= ~x~0 1), 184#true, 58#P0EXITtrue, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 87#L878-1true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 230#true, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:14:06,862 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2021-03-25 14:14:06,862 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:14:06,862 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:14:06,862 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2021-03-25 14:14:06,960 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][158], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), 139#true, Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), 276#true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, 154#true, Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 162#true, Black: 288#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 283#(not (= 4 ~__unbuffered_cnt~0)), Black: 284#(= ULTIMATE.start_assume_abort_if_not_~cond 0), Black: 286#(and (= ~a$w_buff0_used~0 0) (= ~a$w_buff1_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~__unbuffered_cnt~0 0)), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 299#(and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), Black: 171#(= ~__unbuffered_cnt~0 0), 307#(not (= 4 ~__unbuffered_cnt~0)), 52#P2EXITtrue, Black: 181#(= ~x~0 1), 184#true, 58#P0EXITtrue, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 87#L878-1true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:14:06,961 INFO L384 tUnfolder$Statistics]: this new event has 24 ancestors and is not cut-off event [2021-03-25 14:14:06,961 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:14:06,961 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:14:06,961 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is not cut-off event [2021-03-25 14:14:06,980 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1171] L775-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#res.offset_17| 0) (= |v_P0Thread1of1ForFork1_#res.base_17| 0) (= v_~__unbuffered_cnt~0_145 (+ v_~__unbuffered_cnt~0_146 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_146} OutVars{P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_17|, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_145} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#res.offset, P0Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0][168], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), 139#true, Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, 154#true, 284#(= ULTIMATE.start_assume_abort_if_not_~cond 0), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 288#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 162#true, Black: 283#(not (= 4 ~__unbuffered_cnt~0)), Black: 286#(and (= ~a$w_buff0_used~0 0) (= ~a$w_buff1_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~__unbuffered_cnt~0 0)), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 299#(and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), Black: 171#(= ~__unbuffered_cnt~0 0), 52#P2EXITtrue, Black: 181#(= ~x~0 1), 184#true, 312#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 58#P0EXITtrue, Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 83#L3true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 223#(= ~y~0 1), Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 230#true, Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 254#(= ~z~0 1), 126#P1EXITtrue]) [2021-03-25 14:14:06,980 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2021-03-25 14:14:06,980 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2021-03-25 14:14:06,980 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:14:06,980 INFO L387 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2021-03-25 14:14:07,052 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1157] L795-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork2_#res.base_7| 0) (= v_~__unbuffered_cnt~0_125 (+ v_~__unbuffered_cnt~0_126 1)) (= |v_P1Thread1of1ForFork2_#res.offset_7| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_126} OutVars{P1Thread1of1ForFork2_#res.offset=|v_P1Thread1of1ForFork2_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_125, P1Thread1of1ForFork2_#res.base=|v_P1Thread1of1ForFork2_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork2_#res.base][164], [P1Thread1of1ForFork2InUse, P3Thread1of1ForFork0InUse, Black: 257#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), P2Thread1of1ForFork3InUse, Black: 255#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), P0Thread1of1ForFork1InUse, 264#(= ~a$r_buff0_thd4~0 0), Black: 194#(and (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), 139#true, Black: 196#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 200#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 186#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 187#(and (= ~__unbuffered_p2_EBX~0 0) (= ~y~0 0) (= ~z~0 1) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 190#(and (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0) (= ~__unbuffered_cnt~0 0)), Black: 265#(and (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1)), Black: 191#(and (not (= 4 ~__unbuffered_cnt~0)) (= 2 ~x~0) (= ~__unbuffered_p3_EAX~0 1) (= ~__unbuffered_p2_EBX~0 0) (= ~__unbuffered_p3_EBX~0 0) (= ~__unbuffered_p1_EAX~0 0)), Black: 266#(and (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a~0 1)), 83#L3true, Black: 141#(= ~__unbuffered_p3_EAX~0 0), Black: 142#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 25#L847true, Black: 213#(not (= 4 ~__unbuffered_cnt~0)), 154#true, Black: 216#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 284#(= ULTIMATE.start_assume_abort_if_not_~cond 0), 223#(= ~y~0 1), Black: 156#(= ~__unbuffered_p2_EAX~0 0), Black: 157#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), Black: 288#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), 162#true, Black: 283#(not (= 4 ~__unbuffered_cnt~0)), Black: 226#(and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), Black: 286#(and (= ~a$w_buff0_used~0 0) (= ~a$w_buff1_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~__unbuffered_cnt~0 0)), Black: 165#(or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0))), 299#(and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), Black: 171#(= ~__unbuffered_cnt~0 0), 243#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1)) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 52#P2EXITtrue, Black: 181#(= ~x~0 1), Black: 241#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 184#true, 312#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (not (= 4 ~__unbuffered_cnt~0))), Black: 245#(and (= ~a$w_buff0_used~0 0) (= ~a~0 ~a$w_buff0~0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (<= ~a$w_buff1_used~0 (* 256 (div ~a$w_buff1_used~0 256))) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (< 0 (+ (div ~a$w_buff1_used~0 256) 1))), Black: 233#(and (= ~a$w_buff1_used~0 0) (= ~a$w_buff0~0 1) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff1_thd4~0 0) (= ~a$r_buff1_thd0~0 0) (= ~a$w_buff0_used~0 1) (= ~a$r_buff0_thd1~0 1) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0)), 58#P0EXITtrue, Black: 239#(and (= ~a$w_buff0_used~0 0) (= ~a$r_buff0_thd4~0 0) (= ~a$r_buff0_thd2~0 0) (= ~a$r_buff0_thd0~0 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= 2 ~x~0)))), 126#P1EXITtrue, 254#(= ~z~0 1)]) [2021-03-25 14:14:07,053 INFO L384 tUnfolder$Statistics]: this new event has 25 ancestors and is not cut-off event [2021-03-25 14:14:07,053 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:14:07,053 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:14:07,053 INFO L387 tUnfolder$Statistics]: existing Event has 25 ancestors and is not cut-off event [2021-03-25 14:14:07,147 INFO L129 PetriNetUnfolder]: 4489/10011 cut-off events. [2021-03-25 14:14:07,148 INFO L130 PetriNetUnfolder]: For 61428/65021 co-relation queries the response was YES. [2021-03-25 14:14:07,210 INFO L84 FinitePrefix]: Finished finitePrefix Result has 52125 conditions, 10011 events. 4489/10011 cut-off events. For 61428/65021 co-relation queries the response was YES. Maximal size of possible extension queue 1084. Compared 104172 event pairs, 291 based on Foata normal form. 1995/11416 useless extension candidates. Maximal degree in co-relation 52069. Up to 3601 conditions per place. [2021-03-25 14:14:07,219 INFO L132 encePairwiseOnDemand]: 206/214 looper letters, 2 selfloop transitions, 23 changer transitions 122/181 dead transitions. [2021-03-25 14:14:07,219 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 181 transitions, 2444 flow [2021-03-25 14:14:07,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 14:14:07,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 14:14:07,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1625 transitions. [2021-03-25 14:14:07,223 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.843717549325026 [2021-03-25 14:14:07,223 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1625 transitions. [2021-03-25 14:14:07,223 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1625 transitions. [2021-03-25 14:14:07,223 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:14:07,224 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1625 transitions. [2021-03-25 14:14:07,226 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 180.55555555555554) internal successors, (1625), 9 states have internal predecessors, (1625), 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) [2021-03-25 14:14:07,228 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 214.0) internal successors, (2140), 10 states have internal predecessors, (2140), 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) [2021-03-25 14:14:07,228 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 214.0) internal successors, (2140), 10 states have internal predecessors, (2140), 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) [2021-03-25 14:14:07,228 INFO L185 Difference]: Start difference. First operand has 116 places, 177 transitions, 2323 flow. Second operand 9 states and 1625 transitions. [2021-03-25 14:14:07,228 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 181 transitions, 2444 flow [2021-03-25 14:14:07,817 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 181 transitions, 2359 flow, removed 13 selfloop flow, removed 4 redundant places. [2021-03-25 14:14:07,819 INFO L241 Difference]: Finished difference. Result has 123 places, 59 transitions, 550 flow [2021-03-25 14:14:07,819 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=2217, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=176, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=153, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=550, PETRI_PLACES=123, PETRI_TRANSITIONS=59} [2021-03-25 14:14:07,819 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 61 predicate places. [2021-03-25 14:14:07,819 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:14:07,819 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 123 places, 59 transitions, 550 flow [2021-03-25 14:14:07,819 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 123 places, 59 transitions, 550 flow [2021-03-25 14:14:07,820 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 108 places, 59 transitions, 550 flow [2021-03-25 14:14:07,856 INFO L129 PetriNetUnfolder]: 168/510 cut-off events. [2021-03-25 14:14:07,857 INFO L130 PetriNetUnfolder]: For 2274/2362 co-relation queries the response was YES. [2021-03-25 14:14:07,858 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2489 conditions, 510 events. 168/510 cut-off events. For 2274/2362 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 3368 event pairs, 28 based on Foata normal form. 17/491 useless extension candidates. Maximal degree in co-relation 2436. Up to 186 conditions per place. [2021-03-25 14:14:07,861 INFO L142 LiptonReduction]: Number of co-enabled transitions 556 [2021-03-25 14:14:08,272 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-25 14:14:08,398 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-25 14:14:08,756 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-25 14:14:08,920 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-25 14:14:08,926 INFO L154 LiptonReduction]: Checked pairs total: 180 [2021-03-25 14:14:08,926 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 14:14:08,926 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1107 [2021-03-25 14:14:08,926 INFO L480 AbstractCegarLoop]: Abstraction has has 105 places, 54 transitions, 520 flow [2021-03-25 14:14:08,927 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 177.85714285714286) internal successors, (1245), 7 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) [2021-03-25 14:14:08,927 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:14:08,927 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] [2021-03-25 14:14:08,927 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-25 14:14:08,927 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:14:08,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:14:08,927 INFO L82 PathProgramCache]: Analyzing trace with hash 1517032026, now seen corresponding path program 1 times [2021-03-25 14:14:08,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:14:08,927 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669443107] [2021-03-25 14:14:08,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:14:08,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 14:14:08,966 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 14:14:09,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 14:14:09,014 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 14:14:09,042 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 14:14:09,042 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 14:14:09,043 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-25 14:14:09,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 02:14:09 BasicIcfg [2021-03-25 14:14:09,166 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 14:14:09,166 INFO L168 Benchmark]: Toolchain (without parser) took 73714.68 ms. Allocated memory was 255.9 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 232.6 MB in the beginning and 871.7 MB in the end (delta: -639.1 MB). Peak memory consumption was 1.5 GB. Max. memory is 16.0 GB. [2021-03-25 14:14:09,166 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 238.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 14:14:09,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.16 ms. Allocated memory was 255.9 MB in the beginning and 337.6 MB in the end (delta: 81.8 MB). Free memory was 232.6 MB in the beginning and 295.5 MB in the end (delta: -62.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-03-25 14:14:09,167 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.06 ms. Allocated memory is still 337.6 MB. Free memory was 295.5 MB in the beginning and 292.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-25 14:14:09,167 INFO L168 Benchmark]: Boogie Preprocessor took 56.25 ms. Allocated memory is still 337.6 MB. Free memory was 292.8 MB in the beginning and 290.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 14:14:09,167 INFO L168 Benchmark]: RCFGBuilder took 1832.36 ms. Allocated memory is still 337.6 MB. Free memory was 290.1 MB in the beginning and 172.8 MB in the end (delta: 117.2 MB). Peak memory consumption was 120.3 MB. Max. memory is 16.0 GB. [2021-03-25 14:14:09,167 INFO L168 Benchmark]: TraceAbstraction took 71328.30 ms. Allocated memory was 337.6 MB in the beginning and 2.3 GB in the end (delta: 2.0 GB). Free memory was 171.8 MB in the beginning and 871.7 MB in the end (delta: -699.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 16.0 GB. [2021-03-25 14:14:09,168 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 238.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 451.16 ms. Allocated memory was 255.9 MB in the beginning and 337.6 MB in the end (delta: 81.8 MB). Free memory was 232.6 MB in the beginning and 295.5 MB in the end (delta: -62.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 41.06 ms. Allocated memory is still 337.6 MB. Free memory was 295.5 MB in the beginning and 292.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 56.25 ms. Allocated memory is still 337.6 MB. Free memory was 292.8 MB in the beginning and 290.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1832.36 ms. Allocated memory is still 337.6 MB. Free memory was 290.1 MB in the beginning and 172.8 MB in the end (delta: 117.2 MB). Peak memory consumption was 120.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 71328.30 ms. Allocated memory was 337.6 MB in the beginning and 2.3 GB in the end (delta: 2.0 GB). Free memory was 171.8 MB in the beginning and 871.7 MB in the end (delta: -699.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3089.8ms, 127 PlacesBefore, 62 PlacesAfterwards, 116 TransitionsBefore, 50 TransitionsAfterwards, 2886 CoEnabledTransitionPairs, 5 FixpointIterations, 31 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 1 ChoiceCompositions, 75 TotalNumberOfCompositions, 5647 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2256, positive: 2134, positive conditional: 0, positive unconditional: 2134, negative: 122, negative conditional: 0, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1692, positive: 1642, positive conditional: 0, positive unconditional: 1642, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1692, positive: 1642, positive conditional: 0, positive unconditional: 1642, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1692, positive: 1629, positive conditional: 0, positive unconditional: 1629, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 588, positive: 44, positive conditional: 0, positive unconditional: 44, negative: 544, negative conditional: 0, negative unconditional: 544, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2256, positive: 492, positive conditional: 0, positive unconditional: 492, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 1692, unknown conditional: 0, unknown unconditional: 1692] , Statistics on independence cache: Total cache size (in pairs): 188, Positive cache size: 163, Positive conditional cache size: 0, Positive unconditional cache size: 163, Negative cache size: 25, Negative conditional cache size: 0, Negative unconditional cache size: 25 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1190.1ms, 58 PlacesBefore, 46 PlacesAfterwards, 47 TransitionsBefore, 35 TransitionsAfterwards, 702 CoEnabledTransitionPairs, 4 FixpointIterations, 7 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 12 TotalNumberOfCompositions, 3042 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 646, positive: 514, positive conditional: 0, positive unconditional: 514, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 149, positive: 119, positive conditional: 0, positive unconditional: 119, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 149, positive: 119, positive conditional: 0, positive unconditional: 119, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 149, positive: 117, positive conditional: 0, positive unconditional: 117, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 378, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 367, negative conditional: 0, negative unconditional: 367, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 646, positive: 395, positive conditional: 0, positive unconditional: 395, negative: 102, negative conditional: 0, negative unconditional: 102, unknown: 149, unknown conditional: 0, unknown unconditional: 149] , Statistics on independence cache: Total cache size (in pairs): 205, Positive cache size: 174, Positive conditional cache size: 0, Positive unconditional cache size: 174, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 933.2ms, 55 PlacesBefore, 48 PlacesAfterwards, 40 TransitionsBefore, 37 TransitionsAfterwards, 562 CoEnabledTransitionPairs, 3 FixpointIterations, 3 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 1230 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 160, positive: 109, positive conditional: 0, positive unconditional: 109, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 24, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 24, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 112, negative conditional: 0, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 160, positive: 90, positive conditional: 0, positive unconditional: 90, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 24, unknown conditional: 0, unknown unconditional: 24] , Statistics on independence cache: Total cache size (in pairs): 229, Positive cache size: 193, Positive conditional cache size: 0, Positive unconditional cache size: 193, Negative cache size: 36, Negative conditional cache size: 0, Negative unconditional cache size: 36 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1235.7ms, 51 PlacesBefore, 50 PlacesAfterwards, 46 TransitionsBefore, 45 TransitionsAfterwards, 700 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1334 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 176, positive: 130, positive conditional: 0, positive unconditional: 130, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 18, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 28, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 176, positive: 113, positive conditional: 0, positive unconditional: 113, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 18, unknown conditional: 0, unknown unconditional: 18] , Statistics on independence cache: Total cache size (in pairs): 247, Positive cache size: 210, Positive conditional cache size: 0, Positive unconditional cache size: 210, Negative cache size: 37, Negative conditional cache size: 0, Negative unconditional cache size: 37 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 97.4ms, 54 PlacesBefore, 54 PlacesAfterwards, 54 TransitionsBefore, 54 TransitionsAfterwards, 856 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1180 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 148, positive: 111, positive conditional: 0, positive unconditional: 111, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 148, positive: 100, positive conditional: 0, positive unconditional: 100, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , Statistics on independence cache: Total cache size (in pairs): 258, Positive cache size: 221, Positive conditional cache size: 0, Positive unconditional cache size: 221, Negative cache size: 37, Negative conditional cache size: 0, Negative unconditional cache size: 37 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 518.5ms, 61 PlacesBefore, 61 PlacesAfterwards, 63 TransitionsBefore, 62 TransitionsAfterwards, 1274 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 2685 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 379, positive: 309, positive conditional: 0, positive unconditional: 309, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 19, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 19, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 379, positive: 290, positive conditional: 0, positive unconditional: 290, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 19, unknown conditional: 0, unknown unconditional: 19] , Statistics on independence cache: Total cache size (in pairs): 245, Positive cache size: 212, Positive conditional cache size: 0, Positive unconditional cache size: 212, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 471.7ms, 60 PlacesBefore, 60 PlacesAfterwards, 54 TransitionsBefore, 54 TransitionsAfterwards, 916 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 744 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 124, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 124, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 245, Positive cache size: 212, Positive conditional cache size: 0, Positive unconditional cache size: 212, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 855.2ms, 77 PlacesBefore, 76 PlacesAfterwards, 94 TransitionsBefore, 94 TransitionsAfterwards, 950 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 2630 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 440, positive: 384, positive conditional: 0, positive unconditional: 384, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 440, positive: 367, positive conditional: 0, positive unconditional: 367, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 17, unknown conditional: 0, unknown unconditional: 17] , Statistics on independence cache: Total cache size (in pairs): 263, Positive cache size: 232, Positive conditional cache size: 0, Positive unconditional cache size: 232, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1213.3ms, 84 PlacesBefore, 83 PlacesAfterwards, 98 TransitionsBefore, 97 TransitionsAfterwards, 1206 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 2858 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 308, positive: 254, positive conditional: 0, positive unconditional: 254, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 13, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 308, positive: 241, positive conditional: 0, positive unconditional: 241, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 13, unknown conditional: 0, unknown unconditional: 13] , Statistics on independence cache: Total cache size (in pairs): 255, Positive cache size: 224, Positive conditional cache size: 0, Positive unconditional cache size: 224, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 389.6ms, 85 PlacesBefore, 82 PlacesAfterwards, 90 TransitionsBefore, 90 TransitionsAfterwards, 1016 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1112 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 102, positive: 80, positive conditional: 0, positive unconditional: 80, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 102, positive: 77, positive conditional: 0, positive unconditional: 77, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 258, Positive cache size: 227, Positive conditional cache size: 0, Positive unconditional cache size: 227, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2671.2ms, 92 PlacesBefore, 92 PlacesAfterwards, 138 TransitionsBefore, 138 TransitionsAfterwards, 1540 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 660 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 24, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 55, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 55, negative conditional: 0, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 24, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 262, Positive cache size: 229, Positive conditional cache size: 0, Positive unconditional cache size: 229, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4771.4ms, 99 PlacesBefore, 99 PlacesAfterwards, 168 TransitionsBefore, 168 TransitionsAfterwards, 1794 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 951 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 60, positive: 44, positive conditional: 0, positive unconditional: 44, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 60, positive: 44, positive conditional: 0, positive unconditional: 44, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 262, Positive cache size: 229, Positive conditional cache size: 0, Positive unconditional cache size: 229, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 19799.6ms, 108 PlacesBefore, 108 PlacesAfterwards, 180 TransitionsBefore, 180 TransitionsAfterwards, 2224 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 737 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 55, positive: 44, positive conditional: 0, positive unconditional: 44, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 55, positive: 44, positive conditional: 0, positive unconditional: 44, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 262, Positive cache size: 229, Positive conditional cache size: 0, Positive unconditional cache size: 229, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9195.2ms, 117 PlacesBefore, 115 PlacesAfterwards, 186 TransitionsBefore, 186 TransitionsAfterwards, 2218 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 919 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 58, positive: 44, positive conditional: 0, positive unconditional: 44, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 58, positive: 36, positive conditional: 0, positive unconditional: 36, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , Statistics on independence cache: Total cache size (in pairs): 262, Positive cache size: 232, Positive conditional cache size: 0, Positive unconditional cache size: 232, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6815.2ms, 116 PlacesBefore, 116 PlacesAfterwards, 177 TransitionsBefore, 177 TransitionsAfterwards, 2086 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 549 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 36, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 36, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 262, Positive cache size: 232, Positive conditional cache size: 0, Positive unconditional cache size: 232, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1106.3ms, 123 PlacesBefore, 105 PlacesAfterwards, 59 TransitionsBefore, 54 TransitionsAfterwards, 556 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 2 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 180 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 52, positive: 46, positive conditional: 0, positive unconditional: 46, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 21, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 52, positive: 32, positive conditional: 0, positive unconditional: 32, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 15, unknown conditional: 0, unknown unconditional: 15] , Statistics on independence cache: Total cache size (in pairs): 206, Positive cache size: 185, Positive conditional cache size: 0, Positive unconditional cache size: 185, Negative cache size: 21, Negative conditional cache size: 0, Negative unconditional cache size: 21 - CounterExampleResult [Line: 18]: 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_p1_EAX = 0; [L714] 0 int __unbuffered_p2_EAX = 0; [L716] 0 int __unbuffered_p2_EBX = 0; [L718] 0 int __unbuffered_p3_EAX = 0; [L720] 0 int __unbuffered_p3_EBX = 0; [L722] 0 int a = 0; [L723] 0 _Bool a$flush_delayed; [L724] 0 int a$mem_tmp; [L725] 0 _Bool a$r_buff0_thd0; [L726] 0 _Bool a$r_buff0_thd1; [L727] 0 _Bool a$r_buff0_thd2; [L728] 0 _Bool a$r_buff0_thd3; [L729] 0 _Bool a$r_buff0_thd4; [L730] 0 _Bool a$r_buff1_thd0; [L731] 0 _Bool a$r_buff1_thd1; [L732] 0 _Bool a$r_buff1_thd2; [L733] 0 _Bool a$r_buff1_thd3; [L734] 0 _Bool a$r_buff1_thd4; [L735] 0 _Bool a$read_delayed; [L736] 0 int *a$read_delayed_var; [L737] 0 int a$w_buff0; [L738] 0 _Bool a$w_buff0_used; [L739] 0 int a$w_buff1; [L740] 0 _Bool a$w_buff1_used; [L741] 0 _Bool main$tmp_guard0; [L742] 0 _Bool main$tmp_guard1; [L744] 0 int x = 0; [L746] 0 int y = 0; [L748] 0 int z = 0; [L749] 0 _Bool weak$$choice0; [L750] 0 _Bool weak$$choice2; [L871] 0 pthread_t t137; [L872] FCALL, FORK 0 pthread_create(&t137, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L754] 1 a$w_buff1 = a$w_buff0 [L755] 1 a$w_buff0 = 1 [L756] 1 a$w_buff1_used = a$w_buff0_used [L757] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L759] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L760] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L761] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L762] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L763] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L764] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L767] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L873] 0 pthread_t t138; [L874] FCALL, FORK 0 pthread_create(&t138, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L784] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L787] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L875] 0 pthread_t t139; [L876] FCALL, FORK 0 pthread_create(&t139, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L790] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L790] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L790] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L790] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L791] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L791] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L792] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L793] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L793] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L794] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L794] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L799] 2 return 0; [L804] 3 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L807] 3 __unbuffered_p2_EAX = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L810] 3 __unbuffered_p2_EBX = z VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L877] 0 pthread_t t140; [L878] FCALL, FORK 0 pthread_create(&t140, ((void *)0), P3, ((void *)0)) VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L827] 4 z = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L830] 4 __unbuffered_p3_EAX = z VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L833] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L834] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L835] 4 a$flush_delayed = weak$$choice2 [L836] 4 a$mem_tmp = a [L837] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L837] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L838] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L838] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L839] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L839] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L840] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L840] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L841] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L841] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L842] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L842] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L843] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L843] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L844] 4 __unbuffered_p3_EBX = a [L845] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L845] 4 a = a$flush_delayed ? a$mem_tmp : a [L846] 4 a$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1] [L770] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L770] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L771] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L771] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L772] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L772] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L773] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L773] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L774] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L774] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L777] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L779] 1 return 0; [L813] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L813] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L813] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L813] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L814] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L814] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L815] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L815] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L816] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L816] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L817] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L817] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L820] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L822] 3 return 0; [L849] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L849] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L849] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L849] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L850] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L850] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L851] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L851] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L852] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L852] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L853] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L853] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L856] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L858] 4 return 0; [L880] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L884] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L884] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L884] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L884] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L885] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L885] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L886] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L886] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L887] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L887] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L888] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L888] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L891] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=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=49, weak$$choice2=255, x=2, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 119 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 2.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 71042.7ms, OverallIterations: 16, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 14633.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3193.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 170 SDtfs, 167 SDslu, 255 SDs, 0 SdLazy, 767 SolverSat, 135 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 735.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 85 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 617.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2543occurred in iteration=13, InterpolantAutomatonStates: 89, 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: 44.7ms SsaConstructionTime, 490.4ms SatisfiabilityAnalysisTime, 1107.7ms InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 287 ConstructedInterpolants, 0 QuantifiedInterpolants, 2148 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 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...