/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-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 00:05:30,833 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 00:05:30,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 00:05:30,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 00:05:30,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 00:05:30,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 00:05:30,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 00:05:30,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 00:05:30,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 00:05:30,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 00:05:30,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 00:05:30,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 00:05:30,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 00:05:30,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 00:05:30,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 00:05:30,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 00:05:30,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 00:05:30,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 00:05:30,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 00:05:30,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 00:05:30,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 00:05:30,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 00:05:30,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 00:05:30,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 00:05:30,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 00:05:30,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-26 00:05:30,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-26 00:05:30,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-26 00:05:30,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-26 00:05:30,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-26 00:05:30,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-26 00:05:30,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-26 00:05:30,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-26 00:05:30,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 00:05:30,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 00:05:30,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 00:05:30,922 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-RepeatedSemanticLbeWithPredicates.epf [2021-03-26 00:05:30,965 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 00:05:30,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 00:05:30,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 00:05:30,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 00:05:30,970 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 00:05:30,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 00:05:30,970 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 00:05:30,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 00:05:30,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 00:05:30,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 00:05:30,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 00:05:30,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 00:05:30,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 00:05:30,972 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 00:05:30,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 00:05:30,972 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 00:05:30,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 00:05:30,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 00:05:30,973 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 00:05:30,973 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 00:05:30,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 00:05:30,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 00:05:30,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 00:05:30,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 00:05:30,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 00:05:30,974 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 00:05:30,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 00:05:30,974 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-03-26 00:05:30,974 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 00:05:30,974 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 00:05:30,974 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 00:05:31,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 00:05:31,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 00:05:31,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 00:05:31,258 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 00:05:31,258 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 00:05:31,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i [2021-03-26 00:05:31,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3172c3a1b/bfe8ca7649644748aec2d0bdc25959ba/FLAG5b753747a [2021-03-26 00:05:32,119 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 00:05:32,120 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i [2021-03-26 00:05:32,139 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3172c3a1b/bfe8ca7649644748aec2d0bdc25959ba/FLAG5b753747a [2021-03-26 00:05:32,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3172c3a1b/bfe8ca7649644748aec2d0bdc25959ba [2021-03-26 00:05:32,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 00:05:32,654 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 00:05:32,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 00:05:32,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 00:05:32,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 00:05:32,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 12:05:32" (1/1) ... [2021-03-26 00:05:32,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52bbcbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:05:32, skipping insertion in model container [2021-03-26 00:05:32,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 12:05:32" (1/1) ... [2021-03-26 00:05:32,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 00:05:32,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 00:05:32,871 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/mix014_tso.oepc.i[949,962] [2021-03-26 00:05:33,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 00:05:33,073 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 00:05:33,087 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/mix014_tso.oepc.i[949,962] [2021-03-26 00:05:33,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 00:05:33,204 INFO L208 MainTranslator]: Completed translation [2021-03-26 00:05:33,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:05:33 WrapperNode [2021-03-26 00:05:33,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 00:05:33,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 00:05:33,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 00:05:33,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 00:05:33,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:05:33" (1/1) ... [2021-03-26 00:05:33,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:05:33" (1/1) ... [2021-03-26 00:05:33,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 00:05:33,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 00:05:33,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 00:05:33,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 00:05:33,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:05:33" (1/1) ... [2021-03-26 00:05:33,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:05:33" (1/1) ... [2021-03-26 00:05:33,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:05:33" (1/1) ... [2021-03-26 00:05:33,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:05:33" (1/1) ... [2021-03-26 00:05:33,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:05:33" (1/1) ... [2021-03-26 00:05:33,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:05:33" (1/1) ... [2021-03-26 00:05:33,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:05:33" (1/1) ... [2021-03-26 00:05:33,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 00:05:33,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 00:05:33,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 00:05:33,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 00:05:33,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:05:33" (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 [2021-03-26 00:05:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 00:05:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-26 00:05:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 00:05:33,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 00:05:33,449 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-26 00:05:33,449 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-26 00:05:33,450 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-26 00:05:33,450 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-26 00:05:33,450 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-26 00:05:33,450 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-26 00:05:33,450 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-26 00:05:33,450 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-26 00:05:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 00:05:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-26 00:05:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 00:05:33,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 00:05:33,452 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 00:05:36,769 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 00:05:36,769 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-03-26 00:05:36,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 12:05:36 BoogieIcfgContainer [2021-03-26 00:05:36,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 00:05:36,773 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 00:05:36,773 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 00:05:36,775 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 00:05:36,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 12:05:32" (1/3) ... [2021-03-26 00:05:36,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3066d3b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 12:05:36, skipping insertion in model container [2021-03-26 00:05:36,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:05:33" (2/3) ... [2021-03-26 00:05:36,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3066d3b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 12:05:36, skipping insertion in model container [2021-03-26 00:05:36,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 12:05:36" (3/3) ... [2021-03-26 00:05:36,778 INFO L111 eAbstractionObserver]: Analyzing ICFG mix014_tso.oepc.i [2021-03-26 00:05:36,783 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 00:05:36,787 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-03-26 00:05:36,787 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 00:05:36,843 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,843 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,843 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,843 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,844 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,844 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,846 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,847 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,847 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,847 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,847 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,848 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,848 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,848 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,848 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,848 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,849 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,849 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,849 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,849 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,850 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,851 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,852 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,852 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,852 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,852 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,852 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,852 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,852 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,852 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,853 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,853 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,853 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,853 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,853 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,853 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,878 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,878 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,878 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,884 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,884 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,884 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,884 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,885 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,888 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,888 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,888 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,888 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,890 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,890 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,890 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,890 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,890 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,890 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,890 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,890 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,890 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,890 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,890 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,890 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,890 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,891 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,891 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,891 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,891 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,891 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,891 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,891 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,891 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,892 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,892 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,892 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,892 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,892 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,892 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,892 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,893 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,893 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,893 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,893 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,893 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,893 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,893 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,893 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,894 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,894 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,900 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,900 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,904 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,905 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,905 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,907 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,907 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,908 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,909 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,909 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,910 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,910 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,911 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,911 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:05:36,911 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-26 00:05:36,927 INFO L253 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2021-03-26 00:05:36,950 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 00:05:36,951 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 00:05:36,951 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 00:05:36,951 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 00:05:36,951 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 00:05:36,951 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 00:05:36,951 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 00:05:36,951 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 00:05:36,960 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 150 places, 139 transitions, 298 flow [2021-03-26 00:05:37,022 INFO L129 PetriNetUnfolder]: 2/135 cut-off events. [2021-03-26 00:05:37,022 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:05:37,031 INFO L84 FinitePrefix]: Finished finitePrefix Result has 148 conditions, 135 events. 2/135 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 99 event pairs, 0 based on Foata normal form. 0/130 useless extension candidates. Maximal degree in co-relation 79. Up to 2 conditions per place. [2021-03-26 00:05:37,031 INFO L82 GeneralOperation]: Start removeDead. Operand has 150 places, 139 transitions, 298 flow [2021-03-26 00:05:37,044 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 146 places, 135 transitions, 282 flow [2021-03-26 00:05:37,045 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:05:37,054 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 146 places, 135 transitions, 282 flow [2021-03-26 00:05:37,057 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 146 places, 135 transitions, 282 flow [2021-03-26 00:05:37,059 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 146 places, 135 transitions, 282 flow [2021-03-26 00:05:37,102 INFO L129 PetriNetUnfolder]: 2/135 cut-off events. [2021-03-26 00:05:37,103 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:05:37,104 INFO L84 FinitePrefix]: Finished finitePrefix Result has 148 conditions, 135 events. 2/135 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 102 event pairs, 0 based on Foata normal form. 0/130 useless extension candidates. Maximal degree in co-relation 79. Up to 2 conditions per place. [2021-03-26 00:05:37,109 INFO L142 LiptonReduction]: Number of co-enabled transitions 2998 [2021-03-26 00:05:39,245 WARN L205 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 192 [2021-03-26 00:05:39,563 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-03-26 00:05:40,945 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 316 DAG size of output: 272 [2021-03-26 00:05:41,541 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 269 [2021-03-26 00:05:42,784 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 110 [2021-03-26 00:05:42,927 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-03-26 00:05:43,752 WARN L205 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 155 [2021-03-26 00:05:44,032 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-26 00:05:45,829 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2021-03-26 00:05:46,210 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2021-03-26 00:05:46,829 WARN L205 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2021-03-26 00:05:47,448 WARN L205 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2021-03-26 00:05:47,712 INFO L154 LiptonReduction]: Checked pairs total: 6256 [2021-03-26 00:05:47,712 INFO L156 LiptonReduction]: Total number of compositions: 89 [2021-03-26 00:05:47,714 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10670 [2021-03-26 00:05:47,723 INFO L129 PetriNetUnfolder]: 0/23 cut-off events. [2021-03-26 00:05:47,723 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:05:47,723 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:05:47,724 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] [2021-03-26 00:05:47,724 INFO L428 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:05:47,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:05:47,728 INFO L82 PathProgramCache]: Analyzing trace with hash 782611819, now seen corresponding path program 1 times [2021-03-26 00:05:47,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:05:47,734 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701719939] [2021-03-26 00:05:47,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:05:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:05:47,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:05:47,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:05:47,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:05:47,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:05:47,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:05:47,996 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701719939] [2021-03-26 00:05:47,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:05:47,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 00:05:47,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70693996] [2021-03-26 00:05:48,006 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 00:05:48,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:05:48,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 00:05:48,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 00:05:48,015 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 202 out of 228 [2021-03-26 00:05:48,019 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 56 transitions, 124 flow. Second operand has 3 states, 3 states have (on average 202.66666666666666) internal successors, (608), 3 states have internal predecessors, (608), 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) [2021-03-26 00:05:48,019 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:05:48,019 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 202 of 228 [2021-03-26 00:05:48,020 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:05:48,245 INFO L129 PetriNetUnfolder]: 257/589 cut-off events. [2021-03-26 00:05:48,245 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:05:48,249 INFO L84 FinitePrefix]: Finished finitePrefix Result has 988 conditions, 589 events. 257/589 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 3493 event pairs, 179 based on Foata normal form. 27/564 useless extension candidates. Maximal degree in co-relation 960. Up to 313 conditions per place. [2021-03-26 00:05:48,255 INFO L132 encePairwiseOnDemand]: 224/228 looper letters, 14 selfloop transitions, 2 changer transitions 0/59 dead transitions. [2021-03-26 00:05:48,255 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 59 transitions, 162 flow [2021-03-26 00:05:48,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 00:05:48,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 00:05:48,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 625 transitions. [2021-03-26 00:05:48,274 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9137426900584795 [2021-03-26 00:05:48,274 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 625 transitions. [2021-03-26 00:05:48,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 625 transitions. [2021-03-26 00:05:48,277 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:05:48,279 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 625 transitions. [2021-03-26 00:05:48,283 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 208.33333333333334) internal successors, (625), 3 states have internal predecessors, (625), 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) [2021-03-26 00:05:48,288 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 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) [2021-03-26 00:05:48,289 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 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) [2021-03-26 00:05:48,291 INFO L185 Difference]: Start difference. First operand has 68 places, 56 transitions, 124 flow. Second operand 3 states and 625 transitions. [2021-03-26 00:05:48,291 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 59 transitions, 162 flow [2021-03-26 00:05:48,294 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 59 transitions, 158 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-26 00:05:48,295 INFO L241 Difference]: Finished difference. Result has 64 places, 53 transitions, 118 flow [2021-03-26 00:05:48,297 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=114, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=118, PETRI_PLACES=64, PETRI_TRANSITIONS=53} [2021-03-26 00:05:48,298 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, -4 predicate places. [2021-03-26 00:05:48,298 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:05:48,298 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 53 transitions, 118 flow [2021-03-26 00:05:48,298 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 53 transitions, 118 flow [2021-03-26 00:05:48,299 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 64 places, 53 transitions, 118 flow [2021-03-26 00:05:48,305 INFO L129 PetriNetUnfolder]: 0/53 cut-off events. [2021-03-26 00:05:48,305 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:05:48,305 INFO L84 FinitePrefix]: Finished finitePrefix Result has 65 conditions, 53 events. 0/53 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 62 event pairs, 0 based on Foata normal form. 0/51 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-26 00:05:48,306 INFO L142 LiptonReduction]: Number of co-enabled transitions 720 [2021-03-26 00:05:49,200 WARN L205 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 202 [2021-03-26 00:05:49,548 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-03-26 00:05:51,041 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 288 DAG size of output: 286 [2021-03-26 00:05:51,816 WARN L205 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2021-03-26 00:05:52,601 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2021-03-26 00:05:52,941 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2021-03-26 00:05:54,186 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 272 DAG size of output: 271 [2021-03-26 00:05:54,866 WARN L205 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2021-03-26 00:05:55,157 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-03-26 00:05:55,319 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-03-26 00:05:55,649 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2021-03-26 00:05:55,979 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2021-03-26 00:05:57,748 WARN L205 SmtUtils]: Spent 602.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-03-26 00:05:58,329 WARN L205 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-03-26 00:06:00,777 WARN L205 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 293 DAG size of output: 292 [2021-03-26 00:06:01,998 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 290 [2021-03-26 00:06:02,159 INFO L154 LiptonReduction]: Checked pairs total: 2318 [2021-03-26 00:06:02,159 INFO L156 LiptonReduction]: Total number of compositions: 17 [2021-03-26 00:06:02,159 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 13861 [2021-03-26 00:06:02,161 INFO L480 AbstractCegarLoop]: Abstraction has has 47 places, 36 transitions, 84 flow [2021-03-26 00:06:02,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 202.66666666666666) internal successors, (608), 3 states have internal predecessors, (608), 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) [2021-03-26 00:06:02,161 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:06:02,162 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:06:02,162 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 00:06:02,162 INFO L428 AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:06:02,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:06:02,162 INFO L82 PathProgramCache]: Analyzing trace with hash 470756603, now seen corresponding path program 1 times [2021-03-26 00:06:02,163 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:06:02,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78028373] [2021-03-26 00:06:02,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:06:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:06:02,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:02,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:06:02,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:02,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:02,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:06:02,254 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78028373] [2021-03-26 00:06:02,254 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:06:02,254 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 00:06:02,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015935961] [2021-03-26 00:06:02,255 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 00:06:02,256 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:06:02,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 00:06:02,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 00:06:02,258 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 222 out of 245 [2021-03-26 00:06:02,259 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 36 transitions, 84 flow. Second operand has 3 states, 3 states have (on average 222.66666666666666) internal successors, (668), 3 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) [2021-03-26 00:06:02,259 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:06:02,259 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 222 of 245 [2021-03-26 00:06:02,259 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:06:02,319 INFO L129 PetriNetUnfolder]: 29/111 cut-off events. [2021-03-26 00:06:02,319 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:06:02,319 INFO L84 FinitePrefix]: Finished finitePrefix Result has 177 conditions, 111 events. 29/111 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 412 event pairs, 15 based on Foata normal form. 0/95 useless extension candidates. Maximal degree in co-relation 163. Up to 41 conditions per place. [2021-03-26 00:06:02,320 INFO L132 encePairwiseOnDemand]: 242/245 looper letters, 7 selfloop transitions, 2 changer transitions 0/38 dead transitions. [2021-03-26 00:06:02,320 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 38 transitions, 106 flow [2021-03-26 00:06:02,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 00:06:02,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 00:06:02,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 676 transitions. [2021-03-26 00:06:02,323 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9197278911564626 [2021-03-26 00:06:02,323 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 676 transitions. [2021-03-26 00:06:02,323 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 676 transitions. [2021-03-26 00:06:02,324 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:06:02,324 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 676 transitions. [2021-03-26 00:06:02,325 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 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) [2021-03-26 00:06:02,327 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 245.0) internal successors, (980), 4 states have internal predecessors, (980), 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) [2021-03-26 00:06:02,328 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 245.0) internal successors, (980), 4 states have internal predecessors, (980), 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) [2021-03-26 00:06:02,328 INFO L185 Difference]: Start difference. First operand has 47 places, 36 transitions, 84 flow. Second operand 3 states and 676 transitions. [2021-03-26 00:06:02,328 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 38 transitions, 106 flow [2021-03-26 00:06:02,329 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 38 transitions, 102 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 00:06:02,329 INFO L241 Difference]: Finished difference. Result has 46 places, 35 transitions, 82 flow [2021-03-26 00:06:02,329 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, 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=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=82, PETRI_PLACES=46, PETRI_TRANSITIONS=35} [2021-03-26 00:06:02,330 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, -22 predicate places. [2021-03-26 00:06:02,330 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:06:02,330 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 35 transitions, 82 flow [2021-03-26 00:06:02,330 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 35 transitions, 82 flow [2021-03-26 00:06:02,331 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 46 places, 35 transitions, 82 flow [2021-03-26 00:06:02,336 INFO L129 PetriNetUnfolder]: 0/35 cut-off events. [2021-03-26 00:06:02,336 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:06:02,336 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47 conditions, 35 events. 0/35 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 55 event pairs, 0 based on Foata normal form. 0/34 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-26 00:06:02,336 INFO L142 LiptonReduction]: Number of co-enabled transitions 490 [2021-03-26 00:06:03,556 INFO L154 LiptonReduction]: Checked pairs total: 2028 [2021-03-26 00:06:03,556 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 00:06:03,556 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1226 [2021-03-26 00:06:03,557 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 31 transitions, 74 flow [2021-03-26 00:06:03,558 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 222.66666666666666) internal successors, (668), 3 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) [2021-03-26 00:06:03,558 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:06:03,558 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:06:03,558 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 00:06:03,558 INFO L428 AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:06:03,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:06:03,559 INFO L82 PathProgramCache]: Analyzing trace with hash -1498080725, now seen corresponding path program 1 times [2021-03-26 00:06:03,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:06:03,559 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465218016] [2021-03-26 00:06:03,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:06:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:06:03,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:03,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:06:03,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:03,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:03,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:06:03,667 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465218016] [2021-03-26 00:06:03,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:06:03,667 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 00:06:03,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078080709] [2021-03-26 00:06:03,668 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 00:06:03,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:06:03,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 00:06:03,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 00:06:03,670 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 227 out of 249 [2021-03-26 00:06:03,671 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 31 transitions, 74 flow. Second operand has 3 states, 3 states have (on average 227.66666666666666) internal successors, (683), 3 states have internal predecessors, (683), 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) [2021-03-26 00:06:03,671 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:06:03,671 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 227 of 249 [2021-03-26 00:06:03,671 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:06:03,700 INFO L129 PetriNetUnfolder]: 1/33 cut-off events. [2021-03-26 00:06:03,700 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:06:03,701 INFO L84 FinitePrefix]: Finished finitePrefix Result has 52 conditions, 33 events. 1/33 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 66 event pairs, 0 based on Foata normal form. 0/32 useless extension candidates. Maximal degree in co-relation 42. Up to 5 conditions per place. [2021-03-26 00:06:03,701 INFO L132 encePairwiseOnDemand]: 246/249 looper letters, 1 selfloop transitions, 2 changer transitions 2/32 dead transitions. [2021-03-26 00:06:03,701 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 32 transitions, 86 flow [2021-03-26 00:06:03,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 00:06:03,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 00:06:03,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 687 transitions. [2021-03-26 00:06:03,704 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9196787148594378 [2021-03-26 00:06:03,704 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 687 transitions. [2021-03-26 00:06:03,704 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 687 transitions. [2021-03-26 00:06:03,705 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:06:03,705 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 687 transitions. [2021-03-26 00:06:03,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 229.0) internal successors, (687), 3 states have internal predecessors, (687), 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) [2021-03-26 00:06:03,708 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 249.0) internal successors, (996), 4 states have internal predecessors, (996), 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) [2021-03-26 00:06:03,708 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 249.0) internal successors, (996), 4 states have internal predecessors, (996), 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) [2021-03-26 00:06:03,709 INFO L185 Difference]: Start difference. First operand has 42 places, 31 transitions, 74 flow. Second operand 3 states and 687 transitions. [2021-03-26 00:06:03,709 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 32 transitions, 86 flow [2021-03-26 00:06:03,709 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 32 transitions, 82 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 00:06:03,710 INFO L241 Difference]: Finished difference. Result has 43 places, 30 transitions, 76 flow [2021-03-26 00:06:03,710 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=249, PETRI_DIFFERENCE_MINUEND_FLOW=70, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=76, PETRI_PLACES=43, PETRI_TRANSITIONS=30} [2021-03-26 00:06:03,710 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, -25 predicate places. [2021-03-26 00:06:03,710 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:06:03,711 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 30 transitions, 76 flow [2021-03-26 00:06:03,711 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 30 transitions, 76 flow [2021-03-26 00:06:03,712 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 30 transitions, 76 flow [2021-03-26 00:06:03,718 INFO L129 PetriNetUnfolder]: 0/30 cut-off events. [2021-03-26 00:06:03,746 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:06:03,746 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45 conditions, 30 events. 0/30 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 52 event pairs, 0 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 00:06:03,748 INFO L142 LiptonReduction]: Number of co-enabled transitions 450 [2021-03-26 00:06:04,941 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 164 [2021-03-26 00:06:05,219 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2021-03-26 00:06:05,866 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 164 [2021-03-26 00:06:06,185 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2021-03-26 00:06:06,237 INFO L154 LiptonReduction]: Checked pairs total: 1099 [2021-03-26 00:06:06,238 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 00:06:06,238 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2528 [2021-03-26 00:06:06,239 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 28 transitions, 72 flow [2021-03-26 00:06:06,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 227.66666666666666) internal successors, (683), 3 states have internal predecessors, (683), 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) [2021-03-26 00:06:06,240 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:06:06,240 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:06:06,240 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 00:06:06,240 INFO L428 AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:06:06,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:06:06,240 INFO L82 PathProgramCache]: Analyzing trace with hash -2051179878, now seen corresponding path program 1 times [2021-03-26 00:06:06,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:06:06,241 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568990291] [2021-03-26 00:06:06,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:06:06,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:06:06,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:06,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:06,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:06:06,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568990291] [2021-03-26 00:06:06,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:06:06,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-26 00:06:06,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499781057] [2021-03-26 00:06:06,300 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 00:06:06,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:06:06,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 00:06:06,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 00:06:06,302 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 229 out of 251 [2021-03-26 00:06:06,302 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 28 transitions, 72 flow. Second operand has 3 states, 3 states have (on average 229.66666666666666) internal successors, (689), 3 states have internal predecessors, (689), 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) [2021-03-26 00:06:06,303 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:06:06,303 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 229 of 251 [2021-03-26 00:06:06,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:06:06,320 INFO L129 PetriNetUnfolder]: 0/28 cut-off events. [2021-03-26 00:06:06,320 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-26 00:06:06,320 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47 conditions, 28 events. 0/28 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 53 event pairs, 0 based on Foata normal form. 1/29 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 00:06:06,320 INFO L132 encePairwiseOnDemand]: 248/251 looper letters, 1 selfloop transitions, 2 changer transitions 0/28 dead transitions. [2021-03-26 00:06:06,321 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 28 transitions, 78 flow [2021-03-26 00:06:06,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 00:06:06,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 00:06:06,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 691 transitions. [2021-03-26 00:06:06,323 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9176626826029216 [2021-03-26 00:06:06,323 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 691 transitions. [2021-03-26 00:06:06,323 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 691 transitions. [2021-03-26 00:06:06,324 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:06:06,324 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 691 transitions. [2021-03-26 00:06:06,325 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 230.33333333333334) internal successors, (691), 3 states have internal predecessors, (691), 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) [2021-03-26 00:06:06,327 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 251.0) internal successors, (1004), 4 states have internal predecessors, (1004), 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) [2021-03-26 00:06:06,328 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 251.0) internal successors, (1004), 4 states have internal predecessors, (1004), 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) [2021-03-26 00:06:06,328 INFO L185 Difference]: Start difference. First operand has 40 places, 28 transitions, 72 flow. Second operand 3 states and 691 transitions. [2021-03-26 00:06:06,328 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 28 transitions, 78 flow [2021-03-26 00:06:06,328 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 28 transitions, 74 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 00:06:06,329 INFO L241 Difference]: Finished difference. Result has 41 places, 28 transitions, 76 flow [2021-03-26 00:06:06,329 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=251, PETRI_DIFFERENCE_MINUEND_FLOW=68, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=76, PETRI_PLACES=41, PETRI_TRANSITIONS=28} [2021-03-26 00:06:06,329 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, -27 predicate places. [2021-03-26 00:06:06,329 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:06:06,329 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 41 places, 28 transitions, 76 flow [2021-03-26 00:06:06,329 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 41 places, 28 transitions, 76 flow [2021-03-26 00:06:06,330 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 41 places, 28 transitions, 76 flow [2021-03-26 00:06:06,336 INFO L129 PetriNetUnfolder]: 0/28 cut-off events. [2021-03-26 00:06:06,336 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 00:06:06,336 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 28 events. 0/28 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 46 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 00:06:06,336 INFO L142 LiptonReduction]: Number of co-enabled transitions 416 [2021-03-26 00:06:06,818 INFO L154 LiptonReduction]: Checked pairs total: 502 [2021-03-26 00:06:06,818 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:06:06,818 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 489 [2021-03-26 00:06:06,819 INFO L480 AbstractCegarLoop]: Abstraction has has 41 places, 28 transitions, 76 flow [2021-03-26 00:06:06,820 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 229.66666666666666) internal successors, (689), 3 states have internal predecessors, (689), 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) [2021-03-26 00:06:06,820 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:06:06,820 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:06:06,820 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 00:06:06,820 INFO L428 AbstractCegarLoop]: === Iteration 5 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:06:06,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:06:06,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1093635684, now seen corresponding path program 1 times [2021-03-26 00:06:06,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:06:06,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122002038] [2021-03-26 00:06:06,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:06:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:06:06,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:06,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:06,917 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-03-26 00:06:06,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 00:06:06,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:06,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:06:06,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:06:06,927 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122002038] [2021-03-26 00:06:06,927 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:06:06,927 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 00:06:06,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620668582] [2021-03-26 00:06:06,928 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 00:06:06,928 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:06:06,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 00:06:06,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 00:06:06,929 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 220 out of 251 [2021-03-26 00:06:06,930 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 28 transitions, 76 flow. Second operand has 4 states, 4 states have (on average 220.75) internal successors, (883), 4 states have internal predecessors, (883), 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) [2021-03-26 00:06:06,931 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:06:06,931 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 220 of 251 [2021-03-26 00:06:06,931 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:06:06,985 INFO L129 PetriNetUnfolder]: 90/187 cut-off events. [2021-03-26 00:06:06,986 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2021-03-26 00:06:06,986 INFO L84 FinitePrefix]: Finished finitePrefix Result has 386 conditions, 187 events. 90/187 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 792 event pairs, 46 based on Foata normal form. 16/201 useless extension candidates. Maximal degree in co-relation 375. Up to 119 conditions per place. [2021-03-26 00:06:06,987 INFO L132 encePairwiseOnDemand]: 244/251 looper letters, 6 selfloop transitions, 5 changer transitions 9/41 dead transitions. [2021-03-26 00:06:06,987 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 41 transitions, 142 flow [2021-03-26 00:06:06,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 00:06:06,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 00:06:06,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1122 transitions. [2021-03-26 00:06:06,991 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8940239043824701 [2021-03-26 00:06:06,991 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1122 transitions. [2021-03-26 00:06:06,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1122 transitions. [2021-03-26 00:06:06,992 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:06:06,992 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1122 transitions. [2021-03-26 00:06:06,994 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 224.4) internal successors, (1122), 5 states have internal predecessors, (1122), 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) [2021-03-26 00:06:06,996 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 251.0) internal successors, (1506), 6 states have internal predecessors, (1506), 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) [2021-03-26 00:06:06,997 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 251.0) internal successors, (1506), 6 states have internal predecessors, (1506), 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) [2021-03-26 00:06:06,997 INFO L185 Difference]: Start difference. First operand has 41 places, 28 transitions, 76 flow. Second operand 5 states and 1122 transitions. [2021-03-26 00:06:06,997 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 41 transitions, 142 flow [2021-03-26 00:06:06,998 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 41 transitions, 138 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 00:06:06,999 INFO L241 Difference]: Finished difference. Result has 46 places, 32 transitions, 117 flow [2021-03-26 00:06:06,999 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=251, PETRI_DIFFERENCE_MINUEND_FLOW=72, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=117, PETRI_PLACES=46, PETRI_TRANSITIONS=32} [2021-03-26 00:06:06,999 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, -22 predicate places. [2021-03-26 00:06:06,999 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:06:06,999 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 32 transitions, 117 flow [2021-03-26 00:06:07,000 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 32 transitions, 117 flow [2021-03-26 00:06:07,000 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 44 places, 32 transitions, 117 flow [2021-03-26 00:06:07,019 INFO L129 PetriNetUnfolder]: 73/154 cut-off events. [2021-03-26 00:06:07,019 INFO L130 PetriNetUnfolder]: For 90/90 co-relation queries the response was YES. [2021-03-26 00:06:07,019 INFO L84 FinitePrefix]: Finished finitePrefix Result has 423 conditions, 154 events. 73/154 cut-off events. For 90/90 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 595 event pairs, 40 based on Foata normal form. 0/151 useless extension candidates. Maximal degree in co-relation 411. Up to 104 conditions per place. [2021-03-26 00:06:07,021 INFO L142 LiptonReduction]: Number of co-enabled transitions 486 [2021-03-26 00:06:07,343 INFO L154 LiptonReduction]: Checked pairs total: 461 [2021-03-26 00:06:07,343 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:06:07,344 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 345 [2021-03-26 00:06:07,345 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 32 transitions, 117 flow [2021-03-26 00:06:07,345 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 220.75) internal successors, (883), 4 states have internal predecessors, (883), 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) [2021-03-26 00:06:07,346 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:06:07,346 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:06:07,346 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 00:06:07,346 INFO L428 AbstractCegarLoop]: === Iteration 6 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:06:07,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:06:07,346 INFO L82 PathProgramCache]: Analyzing trace with hash 54130079, now seen corresponding path program 1 times [2021-03-26 00:06:07,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:06:07,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704448591] [2021-03-26 00:06:07,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:06:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:06:07,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:07,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:07,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:07,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:07,564 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-03-26 00:06:07,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 00:06:07,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:07,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:06:07,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:06:07,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704448591] [2021-03-26 00:06:07,575 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:06:07,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 00:06:07,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100482264] [2021-03-26 00:06:07,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 00:06:07,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:06:07,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 00:06:07,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-26 00:06:07,580 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 220 out of 251 [2021-03-26 00:06:07,581 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 32 transitions, 117 flow. Second operand has 5 states, 5 states have (on average 220.8) internal successors, (1104), 5 states have internal predecessors, (1104), 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) [2021-03-26 00:06:07,581 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:06:07,581 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 220 of 251 [2021-03-26 00:06:07,581 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:06:07,657 INFO L129 PetriNetUnfolder]: 66/150 cut-off events. [2021-03-26 00:06:07,657 INFO L130 PetriNetUnfolder]: For 108/125 co-relation queries the response was YES. [2021-03-26 00:06:07,657 INFO L84 FinitePrefix]: Finished finitePrefix Result has 531 conditions, 150 events. 66/150 cut-off events. For 108/125 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 593 event pairs, 14 based on Foata normal form. 22/170 useless extension candidates. Maximal degree in co-relation 517. Up to 108 conditions per place. [2021-03-26 00:06:07,658 INFO L132 encePairwiseOnDemand]: 244/251 looper letters, 6 selfloop transitions, 9 changer transitions 9/45 dead transitions. [2021-03-26 00:06:07,658 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 45 transitions, 241 flow [2021-03-26 00:06:07,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 00:06:07,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 00:06:07,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1346 transitions. [2021-03-26 00:06:07,662 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8937583001328021 [2021-03-26 00:06:07,663 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1346 transitions. [2021-03-26 00:06:07,663 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1346 transitions. [2021-03-26 00:06:07,663 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:06:07,663 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1346 transitions. [2021-03-26 00:06:07,667 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 224.33333333333334) internal successors, (1346), 6 states have internal predecessors, (1346), 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) [2021-03-26 00:06:07,669 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 251.0) internal successors, (1757), 7 states have internal predecessors, (1757), 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) [2021-03-26 00:06:07,670 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 251.0) internal successors, (1757), 7 states have internal predecessors, (1757), 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) [2021-03-26 00:06:07,670 INFO L185 Difference]: Start difference. First operand has 44 places, 32 transitions, 117 flow. Second operand 6 states and 1346 transitions. [2021-03-26 00:06:07,670 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 45 transitions, 241 flow [2021-03-26 00:06:07,673 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 45 transitions, 234 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-26 00:06:07,674 INFO L241 Difference]: Finished difference. Result has 50 places, 36 transitions, 182 flow [2021-03-26 00:06:07,674 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=251, PETRI_DIFFERENCE_MINUEND_FLOW=110, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=182, PETRI_PLACES=50, PETRI_TRANSITIONS=36} [2021-03-26 00:06:07,674 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, -18 predicate places. [2021-03-26 00:06:07,674 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:06:07,674 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 36 transitions, 182 flow [2021-03-26 00:06:07,675 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 36 transitions, 182 flow [2021-03-26 00:06:07,675 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 48 places, 36 transitions, 182 flow [2021-03-26 00:06:07,688 INFO L129 PetriNetUnfolder]: 49/113 cut-off events. [2021-03-26 00:06:07,688 INFO L130 PetriNetUnfolder]: For 152/167 co-relation queries the response was YES. [2021-03-26 00:06:07,689 INFO L84 FinitePrefix]: Finished finitePrefix Result has 449 conditions, 113 events. 49/113 cut-off events. For 152/167 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 360 event pairs, 13 based on Foata normal form. 4/114 useless extension candidates. Maximal degree in co-relation 434. Up to 76 conditions per place. [2021-03-26 00:06:07,690 INFO L142 LiptonReduction]: Number of co-enabled transitions 576 [2021-03-26 00:06:07,711 INFO L154 LiptonReduction]: Checked pairs total: 570 [2021-03-26 00:06:07,712 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:06:07,712 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 38 [2021-03-26 00:06:07,718 INFO L480 AbstractCegarLoop]: Abstraction has has 48 places, 36 transitions, 182 flow [2021-03-26 00:06:07,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 220.8) internal successors, (1104), 5 states have internal predecessors, (1104), 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) [2021-03-26 00:06:07,718 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:06:07,718 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] [2021-03-26 00:06:07,718 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 00:06:07,718 INFO L428 AbstractCegarLoop]: === Iteration 7 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:06:07,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:06:07,719 INFO L82 PathProgramCache]: Analyzing trace with hash -416872027, now seen corresponding path program 1 times [2021-03-26 00:06:07,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:06:07,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375180588] [2021-03-26 00:06:07,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:06:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:06:07,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:07,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:07,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:07,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:07,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:07,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:07,907 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-03-26 00:06:07,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 00:06:07,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:07,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:06:07,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:06:07,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375180588] [2021-03-26 00:06:07,918 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:06:07,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 00:06:07,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040305510] [2021-03-26 00:06:07,918 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 00:06:07,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:06:07,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 00:06:07,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-26 00:06:07,920 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 220 out of 251 [2021-03-26 00:06:07,921 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 36 transitions, 182 flow. Second operand has 6 states, 6 states have (on average 220.83333333333334) internal successors, (1325), 6 states have internal predecessors, (1325), 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) [2021-03-26 00:06:07,921 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:06:07,921 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 220 of 251 [2021-03-26 00:06:07,921 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:06:07,991 INFO L129 PetriNetUnfolder]: 36/98 cut-off events. [2021-03-26 00:06:07,991 INFO L130 PetriNetUnfolder]: For 186/220 co-relation queries the response was YES. [2021-03-26 00:06:07,991 INFO L84 FinitePrefix]: Finished finitePrefix Result has 456 conditions, 98 events. 36/98 cut-off events. For 186/220 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 310 event pairs, 2 based on Foata normal form. 25/121 useless extension candidates. Maximal degree in co-relation 439. Up to 68 conditions per place. [2021-03-26 00:06:07,992 INFO L132 encePairwiseOnDemand]: 244/251 looper letters, 6 selfloop transitions, 13 changer transitions 9/49 dead transitions. [2021-03-26 00:06:07,992 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 49 transitions, 364 flow [2021-03-26 00:06:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 00:06:07,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 00:06:07,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1570 transitions. [2021-03-26 00:06:07,996 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8935685828116107 [2021-03-26 00:06:07,996 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1570 transitions. [2021-03-26 00:06:07,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1570 transitions. [2021-03-26 00:06:07,997 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:06:07,997 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1570 transitions. [2021-03-26 00:06:08,000 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 224.28571428571428) internal successors, (1570), 7 states have internal predecessors, (1570), 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) [2021-03-26 00:06:08,003 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 251.0) internal successors, (2008), 8 states have internal predecessors, (2008), 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) [2021-03-26 00:06:08,003 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 251.0) internal successors, (2008), 8 states have internal predecessors, (2008), 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) [2021-03-26 00:06:08,003 INFO L185 Difference]: Start difference. First operand has 48 places, 36 transitions, 182 flow. Second operand 7 states and 1570 transitions. [2021-03-26 00:06:08,003 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 49 transitions, 364 flow [2021-03-26 00:06:08,005 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 49 transitions, 302 flow, removed 26 selfloop flow, removed 4 redundant places. [2021-03-26 00:06:08,006 INFO L241 Difference]: Finished difference. Result has 53 places, 40 transitions, 232 flow [2021-03-26 00:06:08,006 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=251, PETRI_DIFFERENCE_MINUEND_FLOW=144, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=232, PETRI_PLACES=53, PETRI_TRANSITIONS=40} [2021-03-26 00:06:08,006 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, -15 predicate places. [2021-03-26 00:06:08,006 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:06:08,007 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 53 places, 40 transitions, 232 flow [2021-03-26 00:06:08,007 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 53 places, 40 transitions, 232 flow [2021-03-26 00:06:08,007 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 40 transitions, 232 flow [2021-03-26 00:06:08,018 INFO L129 PetriNetUnfolder]: 25/75 cut-off events. [2021-03-26 00:06:08,018 INFO L130 PetriNetUnfolder]: For 133/148 co-relation queries the response was YES. [2021-03-26 00:06:08,018 INFO L84 FinitePrefix]: Finished finitePrefix Result has 291 conditions, 75 events. 25/75 cut-off events. For 133/148 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 204 event pairs, 2 based on Foata normal form. 4/76 useless extension candidates. Maximal degree in co-relation 275. Up to 42 conditions per place. [2021-03-26 00:06:08,019 INFO L142 LiptonReduction]: Number of co-enabled transitions 576 [2021-03-26 00:06:08,023 INFO L154 LiptonReduction]: Checked pairs total: 614 [2021-03-26 00:06:08,023 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:06:08,023 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17 [2021-03-26 00:06:08,024 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 40 transitions, 232 flow [2021-03-26 00:06:08,024 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 220.83333333333334) internal successors, (1325), 6 states have internal predecessors, (1325), 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) [2021-03-26 00:06:08,024 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:06:08,024 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:06:08,025 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 00:06:08,025 INFO L428 AbstractCegarLoop]: === Iteration 8 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:06:08,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:06:08,025 INFO L82 PathProgramCache]: Analyzing trace with hash -1234997237, now seen corresponding path program 1 times [2021-03-26 00:06:08,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:06:08,025 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551337180] [2021-03-26 00:06:08,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:06:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:06:08,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:08,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 00:06:08,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:08,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 00:06:08,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:08,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 00:06:08,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:08,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 00:06:08,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:08,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 00:06:08,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:08,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 00:06:08,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:06:08,273 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551337180] [2021-03-26 00:06:08,273 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:06:08,273 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 00:06:08,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650675755] [2021-03-26 00:06:08,274 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 00:06:08,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:06:08,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 00:06:08,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-03-26 00:06:08,276 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 196 out of 251 [2021-03-26 00:06:08,277 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 40 transitions, 232 flow. Second operand has 8 states, 8 states have (on average 197.375) internal successors, (1579), 8 states have internal predecessors, (1579), 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) [2021-03-26 00:06:08,277 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:06:08,277 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 196 of 251 [2021-03-26 00:06:08,277 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:06:08,825 INFO L129 PetriNetUnfolder]: 437/879 cut-off events. [2021-03-26 00:06:08,826 INFO L130 PetriNetUnfolder]: For 1120/1372 co-relation queries the response was YES. [2021-03-26 00:06:08,830 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2608 conditions, 879 events. 437/879 cut-off events. For 1120/1372 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 5154 event pairs, 22 based on Foata normal form. 58/894 useless extension candidates. Maximal degree in co-relation 2590. Up to 250 conditions per place. [2021-03-26 00:06:08,835 INFO L132 encePairwiseOnDemand]: 240/251 looper letters, 33 selfloop transitions, 28 changer transitions 4/93 dead transitions. [2021-03-26 00:06:08,835 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 93 transitions, 524 flow [2021-03-26 00:06:08,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-26 00:06:08,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-26 00:06:08,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2222 transitions. [2021-03-26 00:06:08,841 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8047808764940239 [2021-03-26 00:06:08,841 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2222 transitions. [2021-03-26 00:06:08,841 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2222 transitions. [2021-03-26 00:06:08,842 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:06:08,842 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2222 transitions. [2021-03-26 00:06:08,846 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 202.0) internal successors, (2222), 11 states have internal predecessors, (2222), 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) [2021-03-26 00:06:08,850 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 251.0) internal successors, (3012), 12 states have internal predecessors, (3012), 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) [2021-03-26 00:06:08,851 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 251.0) internal successors, (3012), 12 states have internal predecessors, (3012), 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) [2021-03-26 00:06:08,851 INFO L185 Difference]: Start difference. First operand has 51 places, 40 transitions, 232 flow. Second operand 11 states and 2222 transitions. [2021-03-26 00:06:08,851 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 93 transitions, 524 flow [2021-03-26 00:06:08,863 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 93 transitions, 438 flow, removed 34 selfloop flow, removed 5 redundant places. [2021-03-26 00:06:08,866 INFO L241 Difference]: Finished difference. Result has 63 places, 66 transitions, 376 flow [2021-03-26 00:06:08,867 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=251, PETRI_DIFFERENCE_MINUEND_FLOW=178, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=376, PETRI_PLACES=63, PETRI_TRANSITIONS=66} [2021-03-26 00:06:08,867 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, -5 predicate places. [2021-03-26 00:06:08,867 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:06:08,867 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 63 places, 66 transitions, 376 flow [2021-03-26 00:06:08,867 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 63 places, 66 transitions, 376 flow [2021-03-26 00:06:08,868 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 63 places, 66 transitions, 376 flow [2021-03-26 00:06:08,969 INFO L129 PetriNetUnfolder]: 297/694 cut-off events. [2021-03-26 00:06:08,969 INFO L130 PetriNetUnfolder]: For 1055/1247 co-relation queries the response was YES. [2021-03-26 00:06:08,973 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2265 conditions, 694 events. 297/694 cut-off events. For 1055/1247 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 4421 event pairs, 65 based on Foata normal form. 50/693 useless extension candidates. Maximal degree in co-relation 2244. Up to 206 conditions per place. [2021-03-26 00:06:08,980 INFO L142 LiptonReduction]: Number of co-enabled transitions 984 [2021-03-26 00:06:09,533 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 00:06:09,790 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 00:06:10,179 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2021-03-26 00:06:10,546 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2021-03-26 00:06:10,699 INFO L154 LiptonReduction]: Checked pairs total: 729 [2021-03-26 00:06:10,699 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 00:06:10,699 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1832 [2021-03-26 00:06:10,700 INFO L480 AbstractCegarLoop]: Abstraction has has 63 places, 66 transitions, 382 flow [2021-03-26 00:06:10,701 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 197.375) internal successors, (1579), 8 states have internal predecessors, (1579), 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) [2021-03-26 00:06:10,701 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:06:10,701 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:06:10,701 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-26 00:06:10,701 INFO L428 AbstractCegarLoop]: === Iteration 9 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:06:10,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:06:10,702 INFO L82 PathProgramCache]: Analyzing trace with hash 607608785, now seen corresponding path program 2 times [2021-03-26 00:06:10,702 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:06:10,702 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993345655] [2021-03-26 00:06:10,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:06:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:06:10,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:10,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:10,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:10,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:10,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:10,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:10,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:10,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:10,838 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-03-26 00:06:10,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 00:06:10,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:10,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:06:10,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:06:10,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993345655] [2021-03-26 00:06:10,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:06:10,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 00:06:10,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781242338] [2021-03-26 00:06:10,898 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 00:06:10,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:06:10,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 00:06:10,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-26 00:06:10,900 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 220 out of 252 [2021-03-26 00:06:10,901 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 66 transitions, 382 flow. Second operand has 7 states, 7 states have (on average 220.85714285714286) internal successors, (1546), 7 states have internal predecessors, (1546), 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) [2021-03-26 00:06:10,901 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:06:10,901 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 220 of 252 [2021-03-26 00:06:10,901 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:06:11,086 INFO L129 PetriNetUnfolder]: 267/623 cut-off events. [2021-03-26 00:06:11,086 INFO L130 PetriNetUnfolder]: For 1541/2163 co-relation queries the response was YES. [2021-03-26 00:06:11,090 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2285 conditions, 623 events. 267/623 cut-off events. For 1541/2163 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 3895 event pairs, 38 based on Foata normal form. 280/844 useless extension candidates. Maximal degree in co-relation 2262. Up to 187 conditions per place. [2021-03-26 00:06:11,092 INFO L132 encePairwiseOnDemand]: 244/252 looper letters, 2 selfloop transitions, 18 changer transitions 17/69 dead transitions. [2021-03-26 00:06:11,092 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 69 transitions, 457 flow [2021-03-26 00:06:11,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 00:06:11,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 00:06:11,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1787 transitions. [2021-03-26 00:06:11,097 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8864087301587301 [2021-03-26 00:06:11,097 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1787 transitions. [2021-03-26 00:06:11,097 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1787 transitions. [2021-03-26 00:06:11,098 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:06:11,098 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1787 transitions. [2021-03-26 00:06:11,101 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 223.375) internal successors, (1787), 8 states have internal predecessors, (1787), 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) [2021-03-26 00:06:11,105 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 252.0) internal successors, (2268), 9 states have internal predecessors, (2268), 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) [2021-03-26 00:06:11,106 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 252.0) internal successors, (2268), 9 states have internal predecessors, (2268), 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) [2021-03-26 00:06:11,106 INFO L185 Difference]: Start difference. First operand has 63 places, 66 transitions, 382 flow. Second operand 8 states and 1787 transitions. [2021-03-26 00:06:11,106 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 69 transitions, 457 flow [2021-03-26 00:06:11,112 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 69 transitions, 431 flow, removed 10 selfloop flow, removed 2 redundant places. [2021-03-26 00:06:11,113 INFO L241 Difference]: Finished difference. Result has 71 places, 52 transitions, 326 flow [2021-03-26 00:06:11,114 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=343, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=64, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=326, PETRI_PLACES=71, PETRI_TRANSITIONS=52} [2021-03-26 00:06:11,114 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, 3 predicate places. [2021-03-26 00:06:11,114 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:06:11,114 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 52 transitions, 326 flow [2021-03-26 00:06:11,114 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 52 transitions, 326 flow [2021-03-26 00:06:11,115 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 52 transitions, 326 flow [2021-03-26 00:06:11,171 INFO L129 PetriNetUnfolder]: 148/390 cut-off events. [2021-03-26 00:06:11,171 INFO L130 PetriNetUnfolder]: For 680/786 co-relation queries the response was YES. [2021-03-26 00:06:11,173 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1360 conditions, 390 events. 148/390 cut-off events. For 680/786 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 2148 event pairs, 33 based on Foata normal form. 1/365 useless extension candidates. Maximal degree in co-relation 1341. Up to 116 conditions per place. [2021-03-26 00:06:11,177 INFO L142 LiptonReduction]: Number of co-enabled transitions 714 [2021-03-26 00:06:12,422 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 293 DAG size of output: 239 [2021-03-26 00:06:12,820 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2021-03-26 00:06:15,370 WARN L205 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 415 DAG size of output: 337 [2021-03-26 00:06:16,453 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 319 [2021-03-26 00:06:17,012 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2021-03-26 00:06:17,491 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2021-03-26 00:06:18,567 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 329 [2021-03-26 00:06:19,571 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 329 [2021-03-26 00:06:19,584 INFO L154 LiptonReduction]: Checked pairs total: 645 [2021-03-26 00:06:19,585 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 00:06:19,585 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8471 [2021-03-26 00:06:19,585 INFO L480 AbstractCegarLoop]: Abstraction has has 63 places, 49 transitions, 310 flow [2021-03-26 00:06:19,586 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 220.85714285714286) internal successors, (1546), 7 states have internal predecessors, (1546), 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) [2021-03-26 00:06:19,586 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:06:19,586 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] [2021-03-26 00:06:19,586 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-26 00:06:19,586 INFO L428 AbstractCegarLoop]: === Iteration 10 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:06:19,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:06:19,586 INFO L82 PathProgramCache]: Analyzing trace with hash 1297256613, now seen corresponding path program 1 times [2021-03-26 00:06:19,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:06:19,587 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168869042] [2021-03-26 00:06:19,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:06:19,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:06:19,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:19,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:06:19,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:19,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:19,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:19,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:19,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:06:19,702 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168869042] [2021-03-26 00:06:19,703 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:06:19,703 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 00:06:19,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591422024] [2021-03-26 00:06:19,703 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 00:06:19,703 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:06:19,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 00:06:19,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 00:06:19,704 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 219 out of 254 [2021-03-26 00:06:19,705 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 49 transitions, 310 flow. Second operand has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 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) [2021-03-26 00:06:19,705 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:06:19,705 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 219 of 254 [2021-03-26 00:06:19,705 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:06:19,828 INFO L129 PetriNetUnfolder]: 290/676 cut-off events. [2021-03-26 00:06:19,828 INFO L130 PetriNetUnfolder]: For 7784/8426 co-relation queries the response was YES. [2021-03-26 00:06:19,832 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2380 conditions, 676 events. 290/676 cut-off events. For 7784/8426 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 4590 event pairs, 45 based on Foata normal form. 56/671 useless extension candidates. Maximal degree in co-relation 2354. Up to 220 conditions per place. [2021-03-26 00:06:19,835 INFO L132 encePairwiseOnDemand]: 251/254 looper letters, 3 selfloop transitions, 1 changer transitions 1/50 dead transitions. [2021-03-26 00:06:19,835 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 50 transitions, 322 flow [2021-03-26 00:06:19,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 00:06:19,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 00:06:19,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 882 transitions. [2021-03-26 00:06:19,838 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8681102362204725 [2021-03-26 00:06:19,838 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 882 transitions. [2021-03-26 00:06:19,839 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 882 transitions. [2021-03-26 00:06:19,839 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:06:19,839 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 882 transitions. [2021-03-26 00:06:19,841 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 220.5) internal successors, (882), 4 states have internal predecessors, (882), 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) [2021-03-26 00:06:19,843 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 254.0) internal successors, (1270), 5 states have internal predecessors, (1270), 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) [2021-03-26 00:06:19,843 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 254.0) internal successors, (1270), 5 states have internal predecessors, (1270), 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) [2021-03-26 00:06:19,843 INFO L185 Difference]: Start difference. First operand has 63 places, 49 transitions, 310 flow. Second operand 4 states and 882 transitions. [2021-03-26 00:06:19,843 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 50 transitions, 322 flow [2021-03-26 00:06:19,853 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 50 transitions, 246 flow, removed 25 selfloop flow, removed 11 redundant places. [2021-03-26 00:06:19,854 INFO L241 Difference]: Finished difference. Result has 57 places, 49 transitions, 241 flow [2021-03-26 00:06:19,854 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=254, PETRI_DIFFERENCE_MINUEND_FLOW=234, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=49, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=241, PETRI_PLACES=57, PETRI_TRANSITIONS=49} [2021-03-26 00:06:19,855 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, -11 predicate places. [2021-03-26 00:06:19,855 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:06:19,855 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 49 transitions, 241 flow [2021-03-26 00:06:19,855 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 49 transitions, 241 flow [2021-03-26 00:06:19,855 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 49 transitions, 241 flow [2021-03-26 00:06:19,916 INFO L129 PetriNetUnfolder]: 178/460 cut-off events. [2021-03-26 00:06:19,916 INFO L130 PetriNetUnfolder]: For 689/739 co-relation queries the response was YES. [2021-03-26 00:06:19,918 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1226 conditions, 460 events. 178/460 cut-off events. For 689/739 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 2833 event pairs, 30 based on Foata normal form. 23/452 useless extension candidates. Maximal degree in co-relation 1208. Up to 146 conditions per place. [2021-03-26 00:06:19,922 INFO L142 LiptonReduction]: Number of co-enabled transitions 664 [2021-03-26 00:06:20,119 INFO L154 LiptonReduction]: Checked pairs total: 261 [2021-03-26 00:06:20,119 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 00:06:20,119 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 264 [2021-03-26 00:06:20,120 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 49 transitions, 244 flow [2021-03-26 00:06:20,120 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 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) [2021-03-26 00:06:20,120 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:06:20,120 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:06:20,120 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-26 00:06:20,121 INFO L428 AbstractCegarLoop]: === Iteration 11 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:06:20,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:06:20,121 INFO L82 PathProgramCache]: Analyzing trace with hash -2113280337, now seen corresponding path program 1 times [2021-03-26 00:06:20,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:06:20,121 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906861686] [2021-03-26 00:06:20,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:06:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:06:20,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:20,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:06:20,283 INFO L142 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size [2021-03-26 00:06:20,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 00:06:20,301 INFO L142 QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size [2021-03-26 00:06:20,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 00:06:20,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:20,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 00:06:20,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:06:20,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:06:20,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:06:20,347 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906861686] [2021-03-26 00:06:20,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:06:20,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 00:06:20,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342505955] [2021-03-26 00:06:20,347 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 00:06:20,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:06:20,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 00:06:20,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-26 00:06:20,349 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 197 out of 255 [2021-03-26 00:06:20,361 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 49 transitions, 244 flow. Second operand has 7 states, 7 states have (on average 197.85714285714286) internal successors, (1385), 7 states have internal predecessors, (1385), 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) [2021-03-26 00:06:20,362 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:06:20,362 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 197 of 255 [2021-03-26 00:06:20,362 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:06:20,656 INFO L129 PetriNetUnfolder]: 364/843 cut-off events. [2021-03-26 00:06:20,656 INFO L130 PetriNetUnfolder]: For 2990/3172 co-relation queries the response was YES. [2021-03-26 00:06:20,661 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2411 conditions, 843 events. 364/843 cut-off events. For 2990/3172 co-relation queries the response was YES. Maximal size of possible extension queue 93. Compared 5804 event pairs, 32 based on Foata normal form. 74/853 useless extension candidates. Maximal degree in co-relation 2391. Up to 231 conditions per place. [2021-03-26 00:06:20,664 INFO L132 encePairwiseOnDemand]: 249/255 looper letters, 6 selfloop transitions, 11 changer transitions 3/59 dead transitions. [2021-03-26 00:06:20,664 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 59 transitions, 344 flow [2021-03-26 00:06:20,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 00:06:20,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 00:06:20,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1393 transitions. [2021-03-26 00:06:20,668 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7803921568627451 [2021-03-26 00:06:20,668 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1393 transitions. [2021-03-26 00:06:20,669 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1393 transitions. [2021-03-26 00:06:20,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:06:20,669 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1393 transitions. [2021-03-26 00:06:20,672 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 199.0) internal successors, (1393), 7 states have internal predecessors, (1393), 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) [2021-03-26 00:06:20,675 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 255.0) internal successors, (2040), 8 states have internal predecessors, (2040), 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) [2021-03-26 00:06:20,675 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 255.0) internal successors, (2040), 8 states have internal predecessors, (2040), 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) [2021-03-26 00:06:20,675 INFO L185 Difference]: Start difference. First operand has 56 places, 49 transitions, 244 flow. Second operand 7 states and 1393 transitions. [2021-03-26 00:06:20,675 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 59 transitions, 344 flow [2021-03-26 00:06:20,685 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 59 transitions, 338 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-03-26 00:06:20,688 INFO L241 Difference]: Finished difference. Result has 63 places, 55 transitions, 326 flow [2021-03-26 00:06:20,688 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=255, PETRI_DIFFERENCE_MINUEND_FLOW=240, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=49, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=326, PETRI_PLACES=63, PETRI_TRANSITIONS=55} [2021-03-26 00:06:20,688 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, -5 predicate places. [2021-03-26 00:06:20,688 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:06:20,688 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 63 places, 55 transitions, 326 flow [2021-03-26 00:06:20,688 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 63 places, 55 transitions, 326 flow [2021-03-26 00:06:20,689 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 63 places, 55 transitions, 326 flow [2021-03-26 00:06:20,795 INFO L129 PetriNetUnfolder]: 313/772 cut-off events. [2021-03-26 00:06:20,795 INFO L130 PetriNetUnfolder]: For 2109/2250 co-relation queries the response was YES. [2021-03-26 00:06:20,799 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2239 conditions, 772 events. 313/772 cut-off events. For 2109/2250 co-relation queries the response was YES. Maximal size of possible extension queue 93. Compared 5478 event pairs, 36 based on Foata normal form. 48/770 useless extension candidates. Maximal degree in co-relation 2218. Up to 225 conditions per place. [2021-03-26 00:06:20,806 INFO L142 LiptonReduction]: Number of co-enabled transitions 742 [2021-03-26 00:06:21,132 INFO L154 LiptonReduction]: Checked pairs total: 225 [2021-03-26 00:06:21,133 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 00:06:21,133 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 445 [2021-03-26 00:06:21,134 INFO L480 AbstractCegarLoop]: Abstraction has has 62 places, 54 transitions, 324 flow [2021-03-26 00:06:21,134 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 197.85714285714286) internal successors, (1385), 7 states have internal predecessors, (1385), 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) [2021-03-26 00:06:21,134 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:06:21,134 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] [2021-03-26 00:06:21,134 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-26 00:06:21,134 INFO L428 AbstractCegarLoop]: === Iteration 12 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:06:21,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:06:21,135 INFO L82 PathProgramCache]: Analyzing trace with hash -787341963, now seen corresponding path program 1 times [2021-03-26 00:06:21,135 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:06:21,135 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360459721] [2021-03-26 00:06:21,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:06:21,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 00:06:21,255 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 00:06:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 00:06:21,367 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 00:06:21,415 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 00:06:21,415 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 00:06:21,416 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-26 00:06:21,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 12:06:21 BasicIcfg [2021-03-26 00:06:21,570 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 00:06:21,571 INFO L168 Benchmark]: Toolchain (without parser) took 48915.97 ms. Allocated memory was 255.9 MB in the beginning and 887.1 MB in the end (delta: 631.2 MB). Free memory was 233.0 MB in the beginning and 627.2 MB in the end (delta: -394.1 MB). Peak memory consumption was 235.8 MB. Max. memory is 16.0 GB. [2021-03-26 00:06:21,571 INFO L168 Benchmark]: CDTParser took 0.15 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. [2021-03-26 00:06:21,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 549.63 ms. Allocated memory was 255.9 MB in the beginning and 381.7 MB in the end (delta: 125.8 MB). Free memory was 233.0 MB in the beginning and 335.6 MB in the end (delta: -102.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-03-26 00:06:21,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.42 ms. Allocated memory is still 381.7 MB. Free memory was 335.6 MB in the beginning and 331.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-26 00:06:21,573 INFO L168 Benchmark]: Boogie Preprocessor took 54.23 ms. Allocated memory is still 381.7 MB. Free memory was 331.4 MB in the beginning and 327.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-26 00:06:21,573 INFO L168 Benchmark]: RCFGBuilder took 3447.27 ms. Allocated memory was 381.7 MB in the beginning and 499.1 MB in the end (delta: 117.4 MB). Free memory was 327.7 MB in the beginning and 316.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 175.0 MB. Max. memory is 16.0 GB. [2021-03-26 00:06:21,576 INFO L168 Benchmark]: TraceAbstraction took 44796.66 ms. Allocated memory was 499.1 MB in the beginning and 887.1 MB in the end (delta: 388.0 MB). Free memory was 315.8 MB in the beginning and 627.2 MB in the end (delta: -311.4 MB). Peak memory consumption was 76.6 MB. Max. memory is 16.0 GB. [2021-03-26 00:06:21,578 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 549.63 ms. Allocated memory was 255.9 MB in the beginning and 381.7 MB in the end (delta: 125.8 MB). Free memory was 233.0 MB in the beginning and 335.6 MB in the end (delta: -102.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 63.42 ms. Allocated memory is still 381.7 MB. Free memory was 335.6 MB in the beginning and 331.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 54.23 ms. Allocated memory is still 381.7 MB. Free memory was 331.4 MB in the beginning and 327.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 3447.27 ms. Allocated memory was 381.7 MB in the beginning and 499.1 MB in the end (delta: 117.4 MB). Free memory was 327.7 MB in the beginning and 316.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 175.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 44796.66 ms. Allocated memory was 499.1 MB in the beginning and 887.1 MB in the end (delta: 388.0 MB). Free memory was 315.8 MB in the beginning and 627.2 MB in the end (delta: -311.4 MB). Peak memory consumption was 76.6 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 10654.8ms, 146 PlacesBefore, 68 PlacesAfterwards, 135 TransitionsBefore, 56 TransitionsAfterwards, 2998 CoEnabledTransitionPairs, 5 FixpointIterations, 43 TrivialSequentialCompositions, 40 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 5 ConcurrentYvCompositions, 1 ChoiceCompositions, 89 TotalNumberOfCompositions, 6256 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3143, positive: 3014, positive conditional: 3014, positive unconditional: 0, negative: 129, negative conditional: 129, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2136, positive: 2084, positive conditional: 0, positive unconditional: 2084, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2136, positive: 2084, positive conditional: 0, positive unconditional: 2084, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2136, positive: 2069, positive conditional: 0, positive unconditional: 2069, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1451, positive: 47, positive conditional: 0, positive unconditional: 47, negative: 1404, negative conditional: 0, negative unconditional: 1404, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3143, positive: 930, positive conditional: 930, positive unconditional: 0, negative: 77, negative conditional: 77, negative unconditional: 0, unknown: 2136, unknown conditional: 2136, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 215, Positive cache size: 186, Positive conditional cache size: 186, Positive unconditional cache size: 0, Negative cache size: 29, Negative conditional cache size: 29, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 13861.1ms, 64 PlacesBefore, 47 PlacesAfterwards, 53 TransitionsBefore, 36 TransitionsAfterwards, 720 CoEnabledTransitionPairs, 3 FixpointIterations, 12 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 17 TotalNumberOfCompositions, 2318 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 835, positive: 736, positive conditional: 736, positive unconditional: 0, negative: 99, negative conditional: 99, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 255, positive: 227, positive conditional: 13, positive unconditional: 214, negative: 28, negative conditional: 2, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 255, positive: 227, positive conditional: 13, positive unconditional: 214, negative: 28, negative conditional: 2, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 255, positive: 215, positive conditional: 0, positive unconditional: 215, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 28, negative conditional: 2, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1029, positive: 43, positive conditional: 0, positive unconditional: 43, negative: 986, negative conditional: 89, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 835, positive: 509, positive conditional: 509, positive unconditional: 0, negative: 71, negative conditional: 71, negative unconditional: 0, unknown: 255, unknown conditional: 255, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 274, Positive cache size: 239, Positive conditional cache size: 239, Positive unconditional cache size: 0, Negative cache size: 35, Negative conditional cache size: 35, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1225.7ms, 46 PlacesBefore, 42 PlacesAfterwards, 35 TransitionsBefore, 31 TransitionsAfterwards, 490 CoEnabledTransitionPairs, 3 FixpointIterations, 4 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 2028 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 687, positive: 585, positive conditional: 585, positive unconditional: 0, negative: 102, negative conditional: 102, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 41, positive: 38, positive conditional: 9, positive unconditional: 29, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 41, positive: 38, positive conditional: 9, positive unconditional: 29, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 41, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 104, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 104, negative conditional: 38, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 687, positive: 547, positive conditional: 547, positive unconditional: 0, negative: 99, negative conditional: 99, negative unconditional: 0, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 315, Positive cache size: 277, Positive conditional cache size: 277, Positive unconditional cache size: 0, Negative cache size: 38, Negative conditional cache size: 38, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2526.4ms, 43 PlacesBefore, 40 PlacesAfterwards, 30 TransitionsBefore, 28 TransitionsAfterwards, 450 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 1099 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 346, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 57, negative conditional: 57, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 56, positive: 38, positive conditional: 31, positive unconditional: 7, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 56, positive: 38, positive conditional: 31, positive unconditional: 7, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 56, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 18, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 582, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 582, negative conditional: 0, negative unconditional: 582, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 346, positive: 251, positive conditional: 251, positive unconditional: 0, negative: 39, negative conditional: 39, negative unconditional: 0, unknown: 56, unknown conditional: 56, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 283, Positive cache size: 231, Positive conditional cache size: 231, Positive unconditional cache size: 0, Negative cache size: 52, Negative conditional cache size: 52, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 488.7ms, 41 PlacesBefore, 41 PlacesAfterwards, 28 TransitionsBefore, 28 TransitionsAfterwards, 416 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 502 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 122, positive: 95, positive conditional: 95, positive unconditional: 0, negative: 27, negative conditional: 27, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29, positive: 16, positive conditional: 7, positive unconditional: 9, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 29, positive: 16, positive conditional: 7, positive unconditional: 9, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 29, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 478, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 478, negative conditional: 66, negative unconditional: 412, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 122, positive: 79, positive conditional: 79, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 312, Positive cache size: 247, Positive conditional cache size: 247, Positive unconditional cache size: 0, Negative cache size: 65, Negative conditional cache size: 65, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 343.8ms, 46 PlacesBefore, 44 PlacesAfterwards, 32 TransitionsBefore, 32 TransitionsAfterwards, 486 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 461 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 62, positive: 41, positive conditional: 41, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17, positive: 11, positive conditional: 6, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17, positive: 11, positive conditional: 6, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 318, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 318, negative conditional: 0, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 62, positive: 30, positive conditional: 30, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 329, Positive cache size: 258, Positive conditional cache size: 258, Positive unconditional cache size: 0, Negative cache size: 71, Negative conditional cache size: 71, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 37.2ms, 50 PlacesBefore, 48 PlacesAfterwards, 36 TransitionsBefore, 36 TransitionsAfterwards, 576 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 570 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 63, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 23, negative conditional: 23, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 11, positive conditional: 3, positive unconditional: 8, 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: 12, positive: 11, positive conditional: 3, positive unconditional: 8, 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: 12, positive: 11, positive conditional: 0, positive unconditional: 11, 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: 17, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 63, positive: 29, positive conditional: 29, positive unconditional: 0, negative: 22, negative conditional: 22, negative unconditional: 0, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 341, Positive cache size: 269, Positive conditional cache size: 269, Positive unconditional cache size: 0, Negative cache size: 72, Negative conditional cache size: 72, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 16.1ms, 53 PlacesBefore, 51 PlacesAfterwards, 40 TransitionsBefore, 40 TransitionsAfterwards, 576 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 614 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 25, negative conditional: 25, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, positive: 15, positive conditional: 14, positive unconditional: 1, 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: 15, positive: 15, positive conditional: 14, positive unconditional: 1, 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: 15, positive: 15, positive conditional: 0, positive unconditional: 15, 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: 72, positive: 32, positive conditional: 32, positive unconditional: 0, negative: 25, negative conditional: 25, negative unconditional: 0, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 356, Positive cache size: 284, Positive conditional cache size: 284, Positive unconditional cache size: 0, Negative cache size: 72, Negative conditional cache size: 72, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1831.7ms, 63 PlacesBefore, 63 PlacesAfterwards, 66 TransitionsBefore, 66 TransitionsAfterwards, 984 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 729 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 121, positive: 98, positive conditional: 98, positive unconditional: 0, negative: 23, negative conditional: 23, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 44, positive: 35, positive conditional: 19, positive unconditional: 16, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 44, positive: 35, positive conditional: 19, positive unconditional: 16, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 44, positive: 35, positive conditional: 0, positive unconditional: 35, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 9, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 332, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 332, negative conditional: 35, negative unconditional: 297, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 121, positive: 63, positive conditional: 63, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 384, Positive cache size: 310, Positive conditional cache size: 310, Positive unconditional cache size: 0, Negative cache size: 74, Negative conditional cache size: 74, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8470.4ms, 71 PlacesBefore, 63 PlacesAfterwards, 52 TransitionsBefore, 49 TransitionsAfterwards, 714 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 645 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 289, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 24, negative conditional: 24, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84, positive: 81, positive conditional: 67, positive unconditional: 14, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 84, positive: 81, positive conditional: 67, positive unconditional: 14, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 84, positive: 81, positive conditional: 0, positive unconditional: 81, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 185, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 185, negative conditional: 0, negative unconditional: 185, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 289, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 84, unknown conditional: 84, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 365, Positive cache size: 325, Positive conditional cache size: 325, Positive unconditional cache size: 0, Negative cache size: 40, Negative conditional cache size: 40, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 264.0ms, 57 PlacesBefore, 56 PlacesAfterwards, 49 TransitionsBefore, 49 TransitionsAfterwards, 664 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 261 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 70, positive: 60, positive conditional: 60, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32, positive: 30, positive conditional: 20, positive unconditional: 10, 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: 32, positive: 30, positive conditional: 20, positive unconditional: 10, 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: 32, positive: 30, positive conditional: 0, positive unconditional: 30, 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: 116, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 70, positive: 30, positive conditional: 30, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 365, Positive cache size: 325, Positive conditional cache size: 325, Positive unconditional cache size: 0, Negative cache size: 40, Negative conditional cache size: 40, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 444.3ms, 63 PlacesBefore, 62 PlacesAfterwards, 55 TransitionsBefore, 54 TransitionsAfterwards, 742 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 225 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 57, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39, positive: 36, positive conditional: 28, positive unconditional: 8, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 39, positive: 36, positive conditional: 28, positive unconditional: 8, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 39, positive: 36, positive conditional: 0, positive unconditional: 36, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 186, negative conditional: 186, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 57, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 323, Positive cache size: 282, Positive conditional cache size: 282, Positive unconditional cache size: 0, Negative cache size: 41, Negative conditional cache size: 41, Negative unconditional cache size: 0 - 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_p1_EBX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; [L718] 0 int __unbuffered_p3_EAX = 0; [L720] 0 int __unbuffered_p3_EBX = 0; [L722] 0 int a = 0; [L723] 0 _Bool main$tmp_guard0; [L724] 0 _Bool main$tmp_guard1; [L726] 0 int x = 0; [L727] 0 _Bool x$flush_delayed; [L728] 0 int x$mem_tmp; [L729] 0 _Bool x$r_buff0_thd0; [L730] 0 _Bool x$r_buff0_thd1; [L731] 0 _Bool x$r_buff0_thd2; [L732] 0 _Bool x$r_buff0_thd3; [L733] 0 _Bool x$r_buff0_thd4; [L734] 0 _Bool x$r_buff1_thd0; [L735] 0 _Bool x$r_buff1_thd1; [L736] 0 _Bool x$r_buff1_thd2; [L737] 0 _Bool x$r_buff1_thd3; [L738] 0 _Bool x$r_buff1_thd4; [L739] 0 _Bool x$read_delayed; [L740] 0 int *x$read_delayed_var; [L741] 0 int x$w_buff0; [L742] 0 _Bool x$w_buff0_used; [L743] 0 int x$w_buff1; [L744] 0 _Bool x$w_buff1_used; [L746] 0 int y = 0; [L747] 0 _Bool y$flush_delayed; [L748] 0 int y$mem_tmp; [L749] 0 _Bool y$r_buff0_thd0; [L750] 0 _Bool y$r_buff0_thd1; [L751] 0 _Bool y$r_buff0_thd2; [L752] 0 _Bool y$r_buff0_thd3; [L753] 0 _Bool y$r_buff0_thd4; [L754] 0 _Bool y$r_buff1_thd0; [L755] 0 _Bool y$r_buff1_thd1; [L756] 0 _Bool y$r_buff1_thd2; [L757] 0 _Bool y$r_buff1_thd3; [L758] 0 _Bool y$r_buff1_thd4; [L759] 0 _Bool y$read_delayed; [L760] 0 int *y$read_delayed_var; [L761] 0 int y$w_buff0; [L762] 0 _Bool y$w_buff0_used; [L763] 0 int y$w_buff1; [L764] 0 _Bool y$w_buff1_used; [L766] 0 int z = 0; [L767] 0 _Bool weak$$choice0; [L768] 0 _Bool weak$$choice2; [L922] 0 pthread_t t377; [L923] FCALL, FORK 0 pthread_create(&t377, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L924] 0 pthread_t t378; [L925] FCALL, FORK 0 pthread_create(&t378, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L926] 0 pthread_t t379; [L927] FCALL, FORK 0 pthread_create(&t379, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L928] 0 pthread_t t380; [L929] FCALL, FORK 0 pthread_create(&t380, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L851] 3 y$w_buff1 = y$w_buff0 [L852] 3 y$w_buff0 = 1 [L853] 3 y$w_buff1_used = y$w_buff0_used [L854] 3 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L856] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L857] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L858] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L859] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L860] 3 y$r_buff1_thd4 = y$r_buff0_thd4 [L861] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L864] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L886] 4 z = 1 [L889] 4 __unbuffered_p3_EAX = z [L892] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=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=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L772] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, 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=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L775] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, 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=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L895] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L895] EXPR 4 x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x [L895] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L895] 4 x = x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L896] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L896] 4 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L897] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L897] 4 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L898] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L898] 4 x$r_buff0_thd4 = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L899] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L899] 4 x$r_buff1_thd4 = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L900] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L900] EXPR 4 y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y [L900] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L900] 4 y = y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L901] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L901] 4 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L902] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L902] 4 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L903] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L903] 4 y$r_buff0_thd4 = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L904] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 [L904] 4 y$r_buff1_thd4 = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 [L792] 2 x$w_buff1 = x$w_buff0 [L793] 2 x$w_buff0 = 2 [L794] 2 x$w_buff1_used = x$w_buff0_used [L795] 2 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L797] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L798] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L799] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L800] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L801] 2 x$r_buff1_thd4 = x$r_buff0_thd4 [L802] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L805] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L806] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L807] 2 x$flush_delayed = weak$$choice2 [L808] 2 x$mem_tmp = x [L809] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L809] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1 [L809] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L809] 2 x = !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L810] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L810] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0) [L810] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0 [L810] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0) [L810] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L810] 2 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L811] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L811] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1) [L811] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1 [L811] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1) [L811] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L811] 2 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L812] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L812] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used) [L812] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L812] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used) [L812] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L812] 2 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L813] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L813] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L813] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L813] 2 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L814] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L814] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2) [L814] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L814] 2 x$r_buff0_thd2 = weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L815] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L815] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L815] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L815] 2 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L816] 2 __unbuffered_p1_EAX = x [L817] EXPR 2 x$flush_delayed ? x$mem_tmp : x [L817] 2 x = x$flush_delayed ? x$mem_tmp : x [L818] 2 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=1, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L821] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L822] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L823] 2 y$flush_delayed = weak$$choice2 [L824] 2 y$mem_tmp = y [L825] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L825] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L826] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L826] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0) [L826] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L826] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L827] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L827] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1) [L827] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L827] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L828] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L828] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used) [L828] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L828] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L829] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L829] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L829] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L829] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L830] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L830] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2) [L830] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L830] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L831] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L831] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L831] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L831] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L832] 2 __unbuffered_p1_EBX = y [L833] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L833] 2 y = y$flush_delayed ? y$mem_tmp : y [L834] 2 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=58, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=1, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L867] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L867] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L867] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L867] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L868] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L868] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L869] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L869] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L870] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L870] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L871] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L871] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L872] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L872] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L873] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L873] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L874] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L874] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L875] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L875] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L876] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L876] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L837] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L837] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L837] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L837] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L838] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L838] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L839] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L839] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L840] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L840] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L841] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L841] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L778] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L778] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L778] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L778] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L779] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L779] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L780] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L780] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L781] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L781] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L782] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L782] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L785] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L787] 1 return 0; [L844] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L846] 2 return 0; [L907] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L909] 4 return 0; [L879] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L881] 3 return 0; [L931] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L935] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L935] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L935] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L935] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L936] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L936] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L937] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L937] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L938] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L938] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L939] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L939] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L940] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L940] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L940] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L940] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L941] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L941] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L942] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L942] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L943] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L943] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L944] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L944] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L947] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L948] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L949] 0 x$flush_delayed = weak$$choice2 [L950] 0 x$mem_tmp = x [L951] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L951] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L952] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L952] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0) [L952] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L952] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L953] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L953] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1) [L953] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L953] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L954] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L954] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used) [L954] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L954] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L955] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L955] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L955] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L955] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L956] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L956] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0) [L956] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L956] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L957] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L957] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L957] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L957] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L958] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 2 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L959] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L959] 0 x = x$flush_delayed ? x$mem_tmp : x [L960] 0 x$flush_delayed = (_Bool)0 [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 138 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 3.2ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 44470.3ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1984.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10768.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 47 SDtfs, 41 SDslu, 34 SDs, 0 SdLazy, 387 SolverSat, 88 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 574.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 400.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=382occurred in iteration=8, InterpolantAutomatonStates: 60, 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: 55.2ms SsaConstructionTime, 775.7ms SatisfiabilityAnalysisTime, 981.5ms InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 869 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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...