/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-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix004_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 09:49:33,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 09:49:33,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 09:49:33,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 09:49:33,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 09:49:33,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 09:49:33,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 09:49:33,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 09:49:33,957 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 09:49:33,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 09:49:33,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 09:49:33,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 09:49:33,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 09:49:33,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 09:49:33,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 09:49:33,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 09:49:33,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 09:49:33,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 09:49:33,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 09:49:33,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 09:49:33,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 09:49:33,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 09:49:33,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 09:49:33,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 09:49:33,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-26 09:49:33,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-26 09:49:33,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-26 09:49:33,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-26 09:49:33,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-26 09:49:33,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-26 09:49:33,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-26 09:49:33,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-26 09:49:33,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-26 09:49:33,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-26 09:49:33,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-26 09:49:33,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-26 09:49:33,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-26 09:49:33,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-26 09:49:33,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 09:49:33,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 09:49:33,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 09:49:33,993 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-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-03-26 09:49:34,019 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 09:49:34,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 09:49:34,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 09:49:34,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 09:49:34,022 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 09:49:34,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 09:49:34,023 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 09:49:34,023 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 09:49:34,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 09:49:34,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 09:49:34,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 09:49:34,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 09:49:34,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 09:49:34,024 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 09:49:34,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 09:49:34,024 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 09:49:34,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 09:49:34,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 09:49:34,024 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 09:49:34,024 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 09:49:34,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 09:49:34,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 09:49:34,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 09:49:34,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 09:49:34,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 09:49:34,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 09:49:34,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 09:49:34,025 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-03-26 09:49:34,025 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 09:49:34,026 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 09:49:34,026 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 09:49:34,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 09:49:34,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 09:49:34,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 09:49:34,268 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 09:49:34,268 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 09:49:34,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix004_tso.oepc.i [2021-03-26 09:49:34,313 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a6ebcd52/20d7fcf064ba41babcfc2b1f1e11e0a8/FLAG52ae9b8c4 [2021-03-26 09:49:34,747 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 09:49:34,748 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix004_tso.oepc.i [2021-03-26 09:49:34,770 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a6ebcd52/20d7fcf064ba41babcfc2b1f1e11e0a8/FLAG52ae9b8c4 [2021-03-26 09:49:35,080 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a6ebcd52/20d7fcf064ba41babcfc2b1f1e11e0a8 [2021-03-26 09:49:35,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 09:49:35,083 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 09:49:35,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 09:49:35,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 09:49:35,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 09:49:35,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 09:49:35" (1/1) ... [2021-03-26 09:49:35,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49fdad33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:49:35, skipping insertion in model container [2021-03-26 09:49:35,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 09:49:35" (1/1) ... [2021-03-26 09:49:35,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 09:49:35,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 09:49:35,294 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/mix004_tso.oepc.i[949,962] [2021-03-26 09:49:35,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 09:49:35,397 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 09:49:35,404 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/mix004_tso.oepc.i[949,962] [2021-03-26 09:49:35,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 09:49:35,529 INFO L208 MainTranslator]: Completed translation [2021-03-26 09:49:35,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:49:35 WrapperNode [2021-03-26 09:49:35,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 09:49:35,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 09:49:35,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 09:49:35,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 09:49:35,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:49:35" (1/1) ... [2021-03-26 09:49:35,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:49:35" (1/1) ... [2021-03-26 09:49:35,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 09:49:35,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 09:49:35,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 09:49:35,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 09:49:35,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:49:35" (1/1) ... [2021-03-26 09:49:35,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:49:35" (1/1) ... [2021-03-26 09:49:35,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:49:35" (1/1) ... [2021-03-26 09:49:35,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:49:35" (1/1) ... [2021-03-26 09:49:35,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:49:35" (1/1) ... [2021-03-26 09:49:35,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:49:35" (1/1) ... [2021-03-26 09:49:35,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:49:35" (1/1) ... [2021-03-26 09:49:35,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 09:49:35,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 09:49:35,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 09:49:35,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 09:49:35,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:49:35" (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 09:49:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 09:49:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-26 09:49:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 09:49:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 09:49:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-26 09:49:35,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-26 09:49:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-26 09:49:35,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-26 09:49:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-26 09:49:35,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-26 09:49:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-26 09:49:35,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-26 09:49:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 09:49:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-26 09:49:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 09:49:35,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 09:49:35,720 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 09:49:37,595 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 09:49:37,596 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-26 09:49:37,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 09:49:37 BoogieIcfgContainer [2021-03-26 09:49:37,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 09:49:37,599 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 09:49:37,599 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 09:49:37,601 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 09:49:37,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 09:49:35" (1/3) ... [2021-03-26 09:49:37,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@550f0c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 09:49:37, skipping insertion in model container [2021-03-26 09:49:37,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:49:35" (2/3) ... [2021-03-26 09:49:37,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@550f0c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 09:49:37, skipping insertion in model container [2021-03-26 09:49:37,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 09:49:37" (3/3) ... [2021-03-26 09:49:37,615 INFO L111 eAbstractionObserver]: Analyzing ICFG mix004_tso.oepc.i [2021-03-26 09:49:37,619 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 09:49:37,622 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-26 09:49:37,623 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 09:49:37,672 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,672 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,672 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,672 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,672 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,672 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,672 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,673 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,673 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,673 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,673 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,673 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,684 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,685 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,685 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,685 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,685 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,687 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,687 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,687 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,687 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,687 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,687 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,687 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,687 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,687 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,688 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,688 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,689 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,689 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,689 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,689 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,690 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,690 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,690 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,691 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,691 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,691 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,691 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,691 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,691 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,691 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,691 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,691 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,691 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,692 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,692 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,692 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,692 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,694 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,694 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,694 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,694 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,694 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,694 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,694 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,694 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,695 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,695 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,696 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,696 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,698 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,698 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,698 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,699 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,702 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,711 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,711 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,711 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,711 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,711 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,711 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,711 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,711 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,711 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,711 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,711 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,712 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,713 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,713 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,713 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,713 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,713 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,713 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,713 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,713 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,713 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,713 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,714 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,714 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,714 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,714 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,714 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,714 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,714 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,716 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,716 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,716 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,716 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,716 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,716 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,716 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,716 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,716 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,717 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,717 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,718 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,718 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,718 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,718 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,718 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,718 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,719 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,735 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,735 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,736 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,740 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,740 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,742 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,742 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:49:37,743 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-26 09:49:37,769 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-26 09:49:37,803 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 09:49:37,803 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 09:49:37,803 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 09:49:37,803 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 09:49:37,803 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 09:49:37,804 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 09:49:37,804 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 09:49:37,804 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 09:49:37,836 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 132 places, 121 transitions, 262 flow [2021-03-26 09:49:37,902 INFO L129 PetriNetUnfolder]: 2/117 cut-off events. [2021-03-26 09:49:37,903 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:49:37,910 INFO L84 FinitePrefix]: Finished finitePrefix Result has 130 conditions, 117 events. 2/117 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 93 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-03-26 09:49:37,910 INFO L82 GeneralOperation]: Start removeDead. Operand has 132 places, 121 transitions, 262 flow [2021-03-26 09:49:37,916 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 128 places, 117 transitions, 246 flow [2021-03-26 09:49:37,917 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:49:37,925 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 128 places, 117 transitions, 246 flow [2021-03-26 09:49:37,927 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 128 places, 117 transitions, 246 flow [2021-03-26 09:49:37,930 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 117 transitions, 246 flow [2021-03-26 09:49:37,954 INFO L129 PetriNetUnfolder]: 2/117 cut-off events. [2021-03-26 09:49:37,954 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:49:37,955 INFO L84 FinitePrefix]: Finished finitePrefix Result has 130 conditions, 117 events. 2/117 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 95 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-03-26 09:49:37,958 INFO L142 LiptonReduction]: Number of co-enabled transitions 2886 [2021-03-26 09:49:39,207 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-26 09:49:39,533 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 84 [2021-03-26 09:49:39,643 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-26 09:49:40,914 INFO L154 LiptonReduction]: Checked pairs total: 5692 [2021-03-26 09:49:40,914 INFO L156 LiptonReduction]: Total number of compositions: 77 [2021-03-26 09:49:40,917 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3001 [2021-03-26 09:49:40,928 INFO L129 PetriNetUnfolder]: 0/14 cut-off events. [2021-03-26 09:49:40,928 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:49:40,928 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:49:40,928 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:49:40,929 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:49:40,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:49:40,933 INFO L82 PathProgramCache]: Analyzing trace with hash -554722086, now seen corresponding path program 1 times [2021-03-26 09:49:40,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:49:40,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205972518] [2021-03-26 09:49:40,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:49:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:49:41,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:41,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:49:41,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:41,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:41,190 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 09:49:41,190 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205972518] [2021-03-26 09:49:41,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:49:41,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 09:49:41,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625061507] [2021-03-26 09:49:41,196 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 09:49:41,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:49:41,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 09:49:41,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 09:49:41,212 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 198 [2021-03-26 09:49:41,220 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 50 transitions, 112 flow. Second operand has 3 states, 3 states have (on average 176.66666666666666) internal successors, (530), 3 states have internal predecessors, (530), 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 09:49:41,220 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:49:41,220 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 198 [2021-03-26 09:49:41,221 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:49:41,343 INFO L129 PetriNetUnfolder]: 133/342 cut-off events. [2021-03-26 09:49:41,343 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:49:41,348 INFO L84 FinitePrefix]: Finished finitePrefix Result has 561 conditions, 342 events. 133/342 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 1825 event pairs, 110 based on Foata normal form. 33/355 useless extension candidates. Maximal degree in co-relation 538. Up to 153 conditions per place. [2021-03-26 09:49:41,351 INFO L132 encePairwiseOnDemand]: 194/198 looper letters, 11 selfloop transitions, 2 changer transitions 0/52 dead transitions. [2021-03-26 09:49:41,352 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 52 transitions, 142 flow [2021-03-26 09:49:41,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 09:49:41,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 09:49:41,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 544 transitions. [2021-03-26 09:49:41,367 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9158249158249159 [2021-03-26 09:49:41,368 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 544 transitions. [2021-03-26 09:49:41,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 544 transitions. [2021-03-26 09:49:41,371 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:49:41,373 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 544 transitions. [2021-03-26 09:49:41,377 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 181.33333333333334) internal successors, (544), 3 states have internal predecessors, (544), 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 09:49:41,384 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 198.0) internal successors, (792), 4 states have internal predecessors, (792), 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 09:49:41,384 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 198.0) internal successors, (792), 4 states have internal predecessors, (792), 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 09:49:41,386 INFO L185 Difference]: Start difference. First operand has 62 places, 50 transitions, 112 flow. Second operand 3 states and 544 transitions. [2021-03-26 09:49:41,386 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 52 transitions, 142 flow [2021-03-26 09:49:41,390 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 52 transitions, 138 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-26 09:49:41,392 INFO L241 Difference]: Finished difference. Result has 58 places, 47 transitions, 106 flow [2021-03-26 09:49:41,393 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=198, PETRI_DIFFERENCE_MINUEND_FLOW=102, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=106, PETRI_PLACES=58, PETRI_TRANSITIONS=47} [2021-03-26 09:49:41,393 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -4 predicate places. [2021-03-26 09:49:41,393 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:49:41,393 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 47 transitions, 106 flow [2021-03-26 09:49:41,394 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 47 transitions, 106 flow [2021-03-26 09:49:41,394 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 47 transitions, 106 flow [2021-03-26 09:49:41,399 INFO L129 PetriNetUnfolder]: 0/47 cut-off events. [2021-03-26 09:49:41,400 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:49:41,400 INFO L84 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 47 events. 0/47 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 60 event pairs, 0 based on Foata normal form. 0/45 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-26 09:49:41,401 INFO L142 LiptonReduction]: Number of co-enabled transitions 666 [2021-03-26 09:49:43,019 INFO L154 LiptonReduction]: Checked pairs total: 2958 [2021-03-26 09:49:43,019 INFO L156 LiptonReduction]: Total number of compositions: 14 [2021-03-26 09:49:43,020 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1627 [2021-03-26 09:49:43,021 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 33 transitions, 78 flow [2021-03-26 09:49:43,022 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 176.66666666666666) internal successors, (530), 3 states have internal predecessors, (530), 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 09:49:43,022 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:49:43,022 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 09:49:43,022 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 09:49:43,023 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:49:43,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:49:43,024 INFO L82 PathProgramCache]: Analyzing trace with hash 1604568869, now seen corresponding path program 1 times [2021-03-26 09:49:43,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:49:43,024 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019257704] [2021-03-26 09:49:43,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:49:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:49:43,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:43,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:49:43,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:43,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:43,116 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-26 09:49:43,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 09:49:43,120 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 09:49:43,120 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019257704] [2021-03-26 09:49:43,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:49:43,120 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 09:49:43,120 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803500266] [2021-03-26 09:49:43,121 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 09:49:43,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:49:43,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 09:49:43,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 09:49:43,123 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 187 out of 212 [2021-03-26 09:49:43,124 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 33 transitions, 78 flow. Second operand has 4 states, 4 states have (on average 187.75) internal successors, (751), 4 states have internal predecessors, (751), 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 09:49:43,124 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:49:43,124 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 187 of 212 [2021-03-26 09:49:43,124 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:49:43,148 INFO L129 PetriNetUnfolder]: 1/35 cut-off events. [2021-03-26 09:49:43,148 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:49:43,148 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54 conditions, 35 events. 1/35 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 65 event pairs, 0 based on Foata normal form. 0/33 useless extension candidates. Maximal degree in co-relation 43. Up to 3 conditions per place. [2021-03-26 09:49:43,149 INFO L132 encePairwiseOnDemand]: 208/212 looper letters, 1 selfloop transitions, 2 changer transitions 4/35 dead transitions. [2021-03-26 09:49:43,149 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 35 transitions, 94 flow [2021-03-26 09:49:43,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 09:49:43,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 09:49:43,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 942 transitions. [2021-03-26 09:49:43,151 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8886792452830189 [2021-03-26 09:49:43,151 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 942 transitions. [2021-03-26 09:49:43,151 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 942 transitions. [2021-03-26 09:49:43,151 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:49:43,152 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 942 transitions. [2021-03-26 09:49:43,153 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 188.4) internal successors, (942), 5 states have internal predecessors, (942), 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 09:49:43,155 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 212.0) internal successors, (1272), 6 states have internal predecessors, (1272), 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 09:49:43,156 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 212.0) internal successors, (1272), 6 states have internal predecessors, (1272), 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 09:49:43,156 INFO L185 Difference]: Start difference. First operand has 44 places, 33 transitions, 78 flow. Second operand 5 states and 942 transitions. [2021-03-26 09:49:43,156 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 35 transitions, 94 flow [2021-03-26 09:49:43,156 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 35 transitions, 90 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 09:49:43,157 INFO L241 Difference]: Finished difference. Result has 47 places, 31 transitions, 78 flow [2021-03-26 09:49:43,157 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=74, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=78, PETRI_PLACES=47, PETRI_TRANSITIONS=31} [2021-03-26 09:49:43,157 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -15 predicate places. [2021-03-26 09:49:43,158 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:49:43,158 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 31 transitions, 78 flow [2021-03-26 09:49:43,158 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 47 places, 31 transitions, 78 flow [2021-03-26 09:49:43,158 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 43 places, 31 transitions, 78 flow [2021-03-26 09:49:43,162 INFO L129 PetriNetUnfolder]: 0/31 cut-off events. [2021-03-26 09:49:43,162 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:49:43,162 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 31 events. 0/31 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 47 event pairs, 0 based on Foata normal form. 0/31 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 09:49:43,162 INFO L142 LiptonReduction]: Number of co-enabled transitions 446 [2021-03-26 09:49:44,028 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 128 [2021-03-26 09:49:44,188 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-03-26 09:49:44,547 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 128 [2021-03-26 09:49:44,705 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-03-26 09:49:44,709 INFO L154 LiptonReduction]: Checked pairs total: 1610 [2021-03-26 09:49:44,709 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 09:49:44,709 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1551 [2021-03-26 09:49:44,710 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 28 transitions, 72 flow [2021-03-26 09:49:44,710 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 187.75) internal successors, (751), 4 states have internal predecessors, (751), 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 09:49:44,710 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:49:44,710 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:49:44,710 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 09:49:44,710 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:49:44,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:49:44,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1487951492, now seen corresponding path program 1 times [2021-03-26 09:49:44,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:49:44,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323485960] [2021-03-26 09:49:44,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:49:44,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:49:44,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:44,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:44,790 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-26 09:49:44,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 09:49:44,799 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 09:49:44,799 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323485960] [2021-03-26 09:49:44,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:49:44,799 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 09:49:44,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170717646] [2021-03-26 09:49:44,800 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 09:49:44,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:49:44,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 09:49:44,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-26 09:49:44,801 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 215 [2021-03-26 09:49:44,802 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 28 transitions, 72 flow. Second operand has 4 states, 4 states have (on average 178.75) internal successors, (715), 4 states have internal predecessors, (715), 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 09:49:44,802 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:49:44,802 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 215 [2021-03-26 09:49:44,802 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:49:44,832 INFO L129 PetriNetUnfolder]: 81/189 cut-off events. [2021-03-26 09:49:44,833 INFO L130 PetriNetUnfolder]: For 36/44 co-relation queries the response was YES. [2021-03-26 09:49:44,833 INFO L84 FinitePrefix]: Finished finitePrefix Result has 375 conditions, 189 events. 81/189 cut-off events. For 36/44 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 824 event pairs, 17 based on Foata normal form. 8/191 useless extension candidates. Maximal degree in co-relation 365. Up to 113 conditions per place. [2021-03-26 09:49:44,834 INFO L132 encePairwiseOnDemand]: 212/215 looper letters, 10 selfloop transitions, 2 changer transitions 0/32 dead transitions. [2021-03-26 09:49:44,834 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 32 transitions, 107 flow [2021-03-26 09:49:44,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 09:49:44,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 09:49:44,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 547 transitions. [2021-03-26 09:49:44,838 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8480620155038759 [2021-03-26 09:49:44,838 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 547 transitions. [2021-03-26 09:49:44,838 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 547 transitions. [2021-03-26 09:49:44,838 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:49:44,838 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 547 transitions. [2021-03-26 09:49:44,839 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 182.33333333333334) internal successors, (547), 3 states have internal predecessors, (547), 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 09:49:44,840 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 215.0) internal successors, (860), 4 states have internal predecessors, (860), 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 09:49:44,840 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 215.0) internal successors, (860), 4 states have internal predecessors, (860), 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 09:49:44,841 INFO L185 Difference]: Start difference. First operand has 40 places, 28 transitions, 72 flow. Second operand 3 states and 547 transitions. [2021-03-26 09:49:44,841 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 32 transitions, 107 flow [2021-03-26 09:49:44,841 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 32 transitions, 101 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 09:49:44,841 INFO L241 Difference]: Finished difference. Result has 41 places, 28 transitions, 76 flow [2021-03-26 09:49:44,842 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, 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 09:49:44,842 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -21 predicate places. [2021-03-26 09:49:44,842 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:49:44,842 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 41 places, 28 transitions, 76 flow [2021-03-26 09:49:44,843 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 41 places, 28 transitions, 76 flow [2021-03-26 09:49:44,843 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 41 places, 28 transitions, 76 flow [2021-03-26 09:49:44,846 INFO L129 PetriNetUnfolder]: 0/28 cut-off events. [2021-03-26 09:49:44,846 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 09:49:44,846 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 44 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 09:49:44,846 INFO L142 LiptonReduction]: Number of co-enabled transitions 412 [2021-03-26 09:49:44,874 INFO L154 LiptonReduction]: Checked pairs total: 948 [2021-03-26 09:49:44,874 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 09:49:44,874 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 32 [2021-03-26 09:49:44,877 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 27 transitions, 74 flow [2021-03-26 09:49:44,877 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 178.75) internal successors, (715), 4 states have internal predecessors, (715), 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 09:49:44,877 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:49:44,877 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:49:44,877 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 09:49:44,877 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:49:44,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:49:44,878 INFO L82 PathProgramCache]: Analyzing trace with hash -892407576, now seen corresponding path program 1 times [2021-03-26 09:49:44,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:49:44,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471731285] [2021-03-26 09:49:44,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:49:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:49:44,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:44,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:44,953 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-26 09:49:44,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 09:49:44,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:44,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:49:44,959 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 09:49:44,960 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471731285] [2021-03-26 09:49:44,960 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:49:44,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 09:49:44,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008238032] [2021-03-26 09:49:44,961 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 09:49:44,961 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:49:44,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 09:49:44,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 09:49:44,962 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 216 [2021-03-26 09:49:44,962 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 27 transitions, 74 flow. Second operand has 4 states, 4 states have (on average 178.75) internal successors, (715), 4 states have internal predecessors, (715), 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 09:49:44,963 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:49:44,963 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 216 [2021-03-26 09:49:44,963 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:49:45,008 INFO L129 PetriNetUnfolder]: 90/186 cut-off events. [2021-03-26 09:49:45,008 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2021-03-26 09:49:45,009 INFO L84 FinitePrefix]: Finished finitePrefix Result has 385 conditions, 186 events. 90/186 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 795 event pairs, 46 based on Foata normal form. 16/198 useless extension candidates. Maximal degree in co-relation 374. Up to 119 conditions per place. [2021-03-26 09:49:45,009 INFO L132 encePairwiseOnDemand]: 209/216 looper letters, 6 selfloop transitions, 5 changer transitions 9/40 dead transitions. [2021-03-26 09:49:45,010 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 40 transitions, 140 flow [2021-03-26 09:49:45,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 09:49:45,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 09:49:45,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 912 transitions. [2021-03-26 09:49:45,012 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8444444444444444 [2021-03-26 09:49:45,012 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 912 transitions. [2021-03-26 09:49:45,012 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 912 transitions. [2021-03-26 09:49:45,012 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:49:45,012 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 912 transitions. [2021-03-26 09:49:45,014 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 182.4) internal successors, (912), 5 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 09:49:45,015 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 216.0) internal successors, (1296), 6 states have internal predecessors, (1296), 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 09:49:45,016 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 216.0) internal successors, (1296), 6 states have internal predecessors, (1296), 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 09:49:45,016 INFO L185 Difference]: Start difference. First operand has 40 places, 27 transitions, 74 flow. Second operand 5 states and 912 transitions. [2021-03-26 09:49:45,016 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 40 transitions, 140 flow [2021-03-26 09:49:45,017 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 40 transitions, 136 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 09:49:45,018 INFO L241 Difference]: Finished difference. Result has 45 places, 31 transitions, 115 flow [2021-03-26 09:49:45,018 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=216, PETRI_DIFFERENCE_MINUEND_FLOW=70, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=115, PETRI_PLACES=45, PETRI_TRANSITIONS=31} [2021-03-26 09:49:45,018 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -17 predicate places. [2021-03-26 09:49:45,018 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:49:45,018 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 45 places, 31 transitions, 115 flow [2021-03-26 09:49:45,019 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 45 places, 31 transitions, 115 flow [2021-03-26 09:49:45,019 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 43 places, 31 transitions, 115 flow [2021-03-26 09:49:45,034 INFO L129 PetriNetUnfolder]: 73/153 cut-off events. [2021-03-26 09:49:45,034 INFO L130 PetriNetUnfolder]: For 98/98 co-relation queries the response was YES. [2021-03-26 09:49:45,034 INFO L84 FinitePrefix]: Finished finitePrefix Result has 422 conditions, 153 events. 73/153 cut-off events. For 98/98 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 581 event pairs, 40 based on Foata normal form. 0/149 useless extension candidates. Maximal degree in co-relation 410. Up to 104 conditions per place. [2021-03-26 09:49:45,036 INFO L142 LiptonReduction]: Number of co-enabled transitions 444 [2021-03-26 09:49:45,045 INFO L154 LiptonReduction]: Checked pairs total: 404 [2021-03-26 09:49:45,045 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 09:49:45,045 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 27 [2021-03-26 09:49:45,049 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 31 transitions, 115 flow [2021-03-26 09:49:45,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 178.75) internal successors, (715), 4 states have internal predecessors, (715), 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 09:49:45,049 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:49:45,049 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:49:45,049 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 09:49:45,049 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:49:45,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:49:45,050 INFO L82 PathProgramCache]: Analyzing trace with hash -1394174917, now seen corresponding path program 1 times [2021-03-26 09:49:45,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:49:45,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950581508] [2021-03-26 09:49:45,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:49:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:49:45,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:45,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:49:45,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:45,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:45,123 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-26 09:49:45,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 09:49:45,134 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 09:49:45,134 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950581508] [2021-03-26 09:49:45,134 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:49:45,134 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 09:49:45,134 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787621278] [2021-03-26 09:49:45,135 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 09:49:45,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:49:45,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 09:49:45,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 09:49:45,136 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 216 [2021-03-26 09:49:45,137 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 31 transitions, 115 flow. Second operand has 4 states, 4 states have (on average 171.25) internal successors, (685), 4 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:49:45,137 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:49:45,137 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 216 [2021-03-26 09:49:45,137 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:49:45,244 INFO L129 PetriNetUnfolder]: 463/916 cut-off events. [2021-03-26 09:49:45,245 INFO L130 PetriNetUnfolder]: For 727/917 co-relation queries the response was YES. [2021-03-26 09:49:45,247 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2454 conditions, 916 events. 463/916 cut-off events. For 727/917 co-relation queries the response was YES. Maximal size of possible extension queue 136. Compared 5919 event pairs, 204 based on Foata normal form. 47/870 useless extension candidates. Maximal degree in co-relation 2440. Up to 524 conditions per place. [2021-03-26 09:49:45,252 INFO L132 encePairwiseOnDemand]: 208/216 looper letters, 9 selfloop transitions, 10 changer transitions 0/42 dead transitions. [2021-03-26 09:49:45,252 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 42 transitions, 178 flow [2021-03-26 09:49:45,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 09:49:45,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 09:49:45,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 870 transitions. [2021-03-26 09:49:45,254 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8055555555555556 [2021-03-26 09:49:45,254 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 870 transitions. [2021-03-26 09:49:45,254 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 870 transitions. [2021-03-26 09:49:45,254 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:49:45,254 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 870 transitions. [2021-03-26 09:49:45,256 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 174.0) internal successors, (870), 5 states have internal predecessors, (870), 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 09:49:45,258 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 216.0) internal successors, (1296), 6 states have internal predecessors, (1296), 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 09:49:45,258 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 216.0) internal successors, (1296), 6 states have internal predecessors, (1296), 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 09:49:45,258 INFO L185 Difference]: Start difference. First operand has 43 places, 31 transitions, 115 flow. Second operand 5 states and 870 transitions. [2021-03-26 09:49:45,258 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 42 transitions, 178 flow [2021-03-26 09:49:45,262 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 42 transitions, 171 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-26 09:49:45,263 INFO L241 Difference]: Finished difference. Result has 48 places, 39 transitions, 177 flow [2021-03-26 09:49:45,263 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=216, PETRI_DIFFERENCE_MINUEND_FLOW=108, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=177, PETRI_PLACES=48, PETRI_TRANSITIONS=39} [2021-03-26 09:49:45,263 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -14 predicate places. [2021-03-26 09:49:45,263 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:49:45,264 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 39 transitions, 177 flow [2021-03-26 09:49:45,264 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 39 transitions, 177 flow [2021-03-26 09:49:45,264 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 48 places, 39 transitions, 177 flow [2021-03-26 09:49:45,326 INFO L129 PetriNetUnfolder]: 480/973 cut-off events. [2021-03-26 09:49:45,326 INFO L130 PetriNetUnfolder]: For 668/696 co-relation queries the response was YES. [2021-03-26 09:49:45,329 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2603 conditions, 973 events. 480/973 cut-off events. For 668/696 co-relation queries the response was YES. Maximal size of possible extension queue 136. Compared 6775 event pairs, 240 based on Foata normal form. 0/903 useless extension candidates. Maximal degree in co-relation 2588. Up to 572 conditions per place. [2021-03-26 09:49:45,335 INFO L142 LiptonReduction]: Number of co-enabled transitions 548 [2021-03-26 09:49:45,680 INFO L154 LiptonReduction]: Checked pairs total: 244 [2021-03-26 09:49:45,681 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 09:49:45,681 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 418 [2021-03-26 09:49:45,683 INFO L480 AbstractCegarLoop]: Abstraction has has 48 places, 39 transitions, 177 flow [2021-03-26 09:49:45,683 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 171.25) internal successors, (685), 4 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:49:45,683 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:49:45,683 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:49:45,683 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 09:49:45,684 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:49:45,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:49:45,684 INFO L82 PathProgramCache]: Analyzing trace with hash -532921803, now seen corresponding path program 2 times [2021-03-26 09:49:45,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:49:45,684 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653545484] [2021-03-26 09:49:45,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:49:45,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:49:45,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:45,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:45,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:45,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:45,805 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-26 09:49:45,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 09:49:45,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:45,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:49:45,811 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 09:49:45,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653545484] [2021-03-26 09:49:45,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:49:45,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 09:49:45,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17759854] [2021-03-26 09:49:45,812 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 09:49:45,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:49:45,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 09:49:45,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-26 09:49:45,815 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 216 [2021-03-26 09:49:45,816 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 39 transitions, 177 flow. Second operand has 5 states, 5 states have (on average 178.8) internal successors, (894), 5 states have internal predecessors, (894), 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 09:49:45,816 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:49:45,816 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 216 [2021-03-26 09:49:45,816 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:49:45,904 INFO L129 PetriNetUnfolder]: 321/724 cut-off events. [2021-03-26 09:49:45,904 INFO L130 PetriNetUnfolder]: For 622/916 co-relation queries the response was YES. [2021-03-26 09:49:45,906 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2466 conditions, 724 events. 321/724 cut-off events. For 622/916 co-relation queries the response was YES. Maximal size of possible extension queue 103. Compared 4795 event pairs, 68 based on Foata normal form. 143/820 useless extension candidates. Maximal degree in co-relation 2449. Up to 468 conditions per place. [2021-03-26 09:49:45,909 INFO L132 encePairwiseOnDemand]: 209/216 looper letters, 10 selfloop transitions, 14 changer transitions 0/52 dead transitions. [2021-03-26 09:49:45,909 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 52 transitions, 301 flow [2021-03-26 09:49:45,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 09:49:45,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 09:49:45,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1094 transitions. [2021-03-26 09:49:45,911 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8441358024691358 [2021-03-26 09:49:45,911 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1094 transitions. [2021-03-26 09:49:45,911 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1094 transitions. [2021-03-26 09:49:45,912 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:49:45,912 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1094 transitions. [2021-03-26 09:49:45,913 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 182.33333333333334) internal successors, (1094), 6 states have internal predecessors, (1094), 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 09:49:45,915 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 216.0) internal successors, (1512), 7 states have internal predecessors, (1512), 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 09:49:45,915 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 216.0) internal successors, (1512), 7 states have internal predecessors, (1512), 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 09:49:45,915 INFO L185 Difference]: Start difference. First operand has 48 places, 39 transitions, 177 flow. Second operand 6 states and 1094 transitions. [2021-03-26 09:49:45,915 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 52 transitions, 301 flow [2021-03-26 09:49:45,918 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 52 transitions, 301 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 09:49:45,918 INFO L241 Difference]: Finished difference. Result has 56 places, 48 transitions, 297 flow [2021-03-26 09:49:45,918 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=216, PETRI_DIFFERENCE_MINUEND_FLOW=177, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=297, PETRI_PLACES=56, PETRI_TRANSITIONS=48} [2021-03-26 09:49:45,919 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -6 predicate places. [2021-03-26 09:49:45,919 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:49:45,919 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 56 places, 48 transitions, 297 flow [2021-03-26 09:49:45,919 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 56 places, 48 transitions, 297 flow [2021-03-26 09:49:45,919 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 48 transitions, 297 flow [2021-03-26 09:49:45,965 INFO L129 PetriNetUnfolder]: 316/729 cut-off events. [2021-03-26 09:49:45,966 INFO L130 PetriNetUnfolder]: For 1508/1718 co-relation queries the response was YES. [2021-03-26 09:49:45,968 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2924 conditions, 729 events. 316/729 cut-off events. For 1508/1718 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 4866 event pairs, 82 based on Foata normal form. 21/713 useless extension candidates. Maximal degree in co-relation 2904. Up to 477 conditions per place. [2021-03-26 09:49:45,973 INFO L142 LiptonReduction]: Number of co-enabled transitions 776 [2021-03-26 09:49:46,149 INFO L154 LiptonReduction]: Checked pairs total: 715 [2021-03-26 09:49:46,149 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 09:49:46,150 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 231 [2021-03-26 09:49:46,152 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 47 transitions, 289 flow [2021-03-26 09:49:46,153 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 178.8) internal successors, (894), 5 states have internal predecessors, (894), 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 09:49:46,153 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:49:46,153 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 09:49:46,153 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 09:49:46,153 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:49:46,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:49:46,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1165243337, now seen corresponding path program 1 times [2021-03-26 09:49:46,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:49:46,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957602797] [2021-03-26 09:49:46,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:49:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:49:46,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:46,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:49:46,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:46,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:46,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:46,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:46,209 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 09:49:46,209 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957602797] [2021-03-26 09:49:46,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:49:46,210 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 09:49:46,210 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600672472] [2021-03-26 09:49:46,210 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 09:49:46,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:49:46,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 09:49:46,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 09:49:46,211 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 183 out of 216 [2021-03-26 09:49:46,211 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 47 transitions, 289 flow. Second operand has 4 states, 4 states have (on average 184.0) internal successors, (736), 4 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:49:46,211 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:49:46,211 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 183 of 216 [2021-03-26 09:49:46,211 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:49:46,290 INFO L129 PetriNetUnfolder]: 380/858 cut-off events. [2021-03-26 09:49:46,291 INFO L130 PetriNetUnfolder]: For 2104/2431 co-relation queries the response was YES. [2021-03-26 09:49:46,294 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3441 conditions, 858 events. 380/858 cut-off events. For 2104/2431 co-relation queries the response was YES. Maximal size of possible extension queue 122. Compared 5783 event pairs, 94 based on Foata normal form. 63/866 useless extension candidates. Maximal degree in co-relation 3419. Up to 536 conditions per place. [2021-03-26 09:49:46,297 INFO L132 encePairwiseOnDemand]: 213/216 looper letters, 4 selfloop transitions, 4 changer transitions 0/44 dead transitions. [2021-03-26 09:49:46,297 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 44 transitions, 271 flow [2021-03-26 09:49:46,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 09:49:46,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 09:49:46,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 738 transitions. [2021-03-26 09:49:46,299 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8541666666666666 [2021-03-26 09:49:46,299 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 738 transitions. [2021-03-26 09:49:46,299 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 738 transitions. [2021-03-26 09:49:46,299 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:49:46,299 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 738 transitions. [2021-03-26 09:49:46,300 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 184.5) internal successors, (738), 4 states have internal predecessors, (738), 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 09:49:46,301 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 216.0) internal successors, (1080), 5 states have internal predecessors, (1080), 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 09:49:46,301 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 216.0) internal successors, (1080), 5 states have internal predecessors, (1080), 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 09:49:46,302 INFO L185 Difference]: Start difference. First operand has 56 places, 47 transitions, 289 flow. Second operand 4 states and 738 transitions. [2021-03-26 09:49:46,302 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 44 transitions, 271 flow [2021-03-26 09:49:46,309 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 44 transitions, 233 flow, removed 14 selfloop flow, removed 4 redundant places. [2021-03-26 09:49:46,311 INFO L241 Difference]: Finished difference. Result has 55 places, 44 transitions, 235 flow [2021-03-26 09:49:46,311 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=216, PETRI_DIFFERENCE_MINUEND_FLOW=211, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=235, PETRI_PLACES=55, PETRI_TRANSITIONS=44} [2021-03-26 09:49:46,311 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -7 predicate places. [2021-03-26 09:49:46,311 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:49:46,312 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 44 transitions, 235 flow [2021-03-26 09:49:46,312 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 44 transitions, 235 flow [2021-03-26 09:49:46,312 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 55 places, 44 transitions, 235 flow [2021-03-26 09:49:46,368 INFO L129 PetriNetUnfolder]: 390/897 cut-off events. [2021-03-26 09:49:46,368 INFO L130 PetriNetUnfolder]: For 1147/1220 co-relation queries the response was YES. [2021-03-26 09:49:46,370 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2764 conditions, 897 events. 390/897 cut-off events. For 1147/1220 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 6204 event pairs, 105 based on Foata normal form. 34/888 useless extension candidates. Maximal degree in co-relation 2745. Up to 529 conditions per place. [2021-03-26 09:49:46,377 INFO L142 LiptonReduction]: Number of co-enabled transitions 674 [2021-03-26 09:49:46,443 INFO L154 LiptonReduction]: Checked pairs total: 339 [2021-03-26 09:49:46,443 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 09:49:46,443 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 132 [2021-03-26 09:49:46,445 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 44 transitions, 235 flow [2021-03-26 09:49:46,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 184.0) internal successors, (736), 4 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:49:46,445 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:49:46,445 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:49:46,445 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 09:49:46,446 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:49:46,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:49:46,446 INFO L82 PathProgramCache]: Analyzing trace with hash 1905506916, now seen corresponding path program 1 times [2021-03-26 09:49:46,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:49:46,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492779784] [2021-03-26 09:49:46,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:49:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:49:46,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:46,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:49:46,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:46,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:46,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:46,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:46,503 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-26 09:49:46,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 09:49:46,513 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 09:49:46,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492779784] [2021-03-26 09:49:46,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:49:46,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 09:49:46,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219306253] [2021-03-26 09:49:46,514 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 09:49:46,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:49:46,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 09:49:46,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-26 09:49:46,515 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 216 [2021-03-26 09:49:46,516 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 44 transitions, 235 flow. Second operand has 5 states, 5 states have (on average 172.4) internal successors, (862), 5 states have internal predecessors, (862), 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 09:49:46,516 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:49:46,516 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 216 [2021-03-26 09:49:46,516 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:49:46,666 INFO L129 PetriNetUnfolder]: 728/1587 cut-off events. [2021-03-26 09:49:46,666 INFO L130 PetriNetUnfolder]: For 2711/3110 co-relation queries the response was YES. [2021-03-26 09:49:46,714 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5161 conditions, 1587 events. 728/1587 cut-off events. For 2711/3110 co-relation queries the response was YES. Maximal size of possible extension queue 209. Compared 12055 event pairs, 170 based on Foata normal form. 79/1592 useless extension candidates. Maximal degree in co-relation 5140. Up to 935 conditions per place. [2021-03-26 09:49:46,719 INFO L132 encePairwiseOnDemand]: 209/216 looper letters, 27 selfloop transitions, 12 changer transitions 1/66 dead transitions. [2021-03-26 09:49:46,719 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 66 transitions, 456 flow [2021-03-26 09:49:46,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 09:49:46,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 09:49:46,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1055 transitions. [2021-03-26 09:49:46,721 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8140432098765432 [2021-03-26 09:49:46,721 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1055 transitions. [2021-03-26 09:49:46,721 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1055 transitions. [2021-03-26 09:49:46,722 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:49:46,722 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1055 transitions. [2021-03-26 09:49:46,724 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 175.83333333333334) internal successors, (1055), 6 states have internal predecessors, (1055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:49:46,726 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 216.0) internal successors, (1512), 7 states have internal predecessors, (1512), 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 09:49:46,726 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 216.0) internal successors, (1512), 7 states have internal predecessors, (1512), 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 09:49:46,726 INFO L185 Difference]: Start difference. First operand has 55 places, 44 transitions, 235 flow. Second operand 6 states and 1055 transitions. [2021-03-26 09:49:46,726 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 66 transitions, 456 flow [2021-03-26 09:49:46,729 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 66 transitions, 451 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 09:49:46,730 INFO L241 Difference]: Finished difference. Result has 61 places, 50 transitions, 306 flow [2021-03-26 09:49:46,731 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=216, PETRI_DIFFERENCE_MINUEND_FLOW=233, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=306, PETRI_PLACES=61, PETRI_TRANSITIONS=50} [2021-03-26 09:49:46,731 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -1 predicate places. [2021-03-26 09:49:46,731 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:49:46,731 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 50 transitions, 306 flow [2021-03-26 09:49:46,731 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 50 transitions, 306 flow [2021-03-26 09:49:46,731 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 50 transitions, 306 flow [2021-03-26 09:49:46,826 INFO L129 PetriNetUnfolder]: 663/1471 cut-off events. [2021-03-26 09:49:46,826 INFO L130 PetriNetUnfolder]: For 2141/2308 co-relation queries the response was YES. [2021-03-26 09:49:46,830 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4657 conditions, 1471 events. 663/1471 cut-off events. For 2141/2308 co-relation queries the response was YES. Maximal size of possible extension queue 202. Compared 11299 event pairs, 167 based on Foata normal form. 40/1421 useless extension candidates. Maximal degree in co-relation 4635. Up to 909 conditions per place. [2021-03-26 09:49:46,839 INFO L142 LiptonReduction]: Number of co-enabled transitions 730 [2021-03-26 09:49:47,328 INFO L154 LiptonReduction]: Checked pairs total: 856 [2021-03-26 09:49:47,328 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 09:49:47,328 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 597 [2021-03-26 09:49:47,329 INFO L480 AbstractCegarLoop]: Abstraction has has 61 places, 50 transitions, 306 flow [2021-03-26 09:49:47,329 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 172.4) internal successors, (862), 5 states have internal predecessors, (862), 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 09:49:47,329 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:49:47,329 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:49:47,329 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-26 09:49:47,329 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:49:47,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:49:47,330 INFO L82 PathProgramCache]: Analyzing trace with hash -1943863491, now seen corresponding path program 1 times [2021-03-26 09:49:47,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:49:47,330 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382304152] [2021-03-26 09:49:47,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:49:47,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:49:47,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:47,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:47,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:47,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:47,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:47,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:47,425 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-26 09:49:47,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 09:49:47,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:47,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:49:47,432 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 09:49:47,432 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382304152] [2021-03-26 09:49:47,432 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:49:47,433 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 09:49:47,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947232999] [2021-03-26 09:49:47,433 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 09:49:47,433 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:49:47,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 09:49:47,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-26 09:49:47,434 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 217 [2021-03-26 09:49:47,434 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 50 transitions, 306 flow. Second operand has 6 states, 6 states have (on average 179.83333333333334) internal successors, (1079), 6 states have internal predecessors, (1079), 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 09:49:47,435 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:49:47,435 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 217 [2021-03-26 09:49:47,435 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:49:47,567 INFO L129 PetriNetUnfolder]: 468/1133 cut-off events. [2021-03-26 09:49:47,568 INFO L130 PetriNetUnfolder]: For 1714/2420 co-relation queries the response was YES. [2021-03-26 09:49:47,571 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4418 conditions, 1133 events. 468/1133 cut-off events. For 1714/2420 co-relation queries the response was YES. Maximal size of possible extension queue 146. Compared 8534 event pairs, 38 based on Foata normal form. 392/1449 useless extension candidates. Maximal degree in co-relation 4394. Up to 755 conditions per place. [2021-03-26 09:49:47,574 INFO L132 encePairwiseOnDemand]: 210/217 looper letters, 6 selfloop transitions, 18 changer transitions 5/63 dead transitions. [2021-03-26 09:49:47,574 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 63 transitions, 464 flow [2021-03-26 09:49:47,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 09:49:47,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 09:49:47,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1283 transitions. [2021-03-26 09:49:47,578 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8446346280447663 [2021-03-26 09:49:47,578 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1283 transitions. [2021-03-26 09:49:47,578 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1283 transitions. [2021-03-26 09:49:47,578 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:49:47,579 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1283 transitions. [2021-03-26 09:49:47,580 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 183.28571428571428) internal successors, (1283), 7 states have internal predecessors, (1283), 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 09:49:47,582 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 217.0) internal successors, (1736), 8 states have internal predecessors, (1736), 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 09:49:47,582 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 217.0) internal successors, (1736), 8 states have internal predecessors, (1736), 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 09:49:47,582 INFO L185 Difference]: Start difference. First operand has 61 places, 50 transitions, 306 flow. Second operand 7 states and 1283 transitions. [2021-03-26 09:49:47,582 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 63 transitions, 464 flow [2021-03-26 09:49:47,586 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 63 transitions, 456 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 09:49:47,587 INFO L241 Difference]: Finished difference. Result has 69 places, 58 transitions, 426 flow [2021-03-26 09:49:47,587 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=217, PETRI_DIFFERENCE_MINUEND_FLOW=298, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=426, PETRI_PLACES=69, PETRI_TRANSITIONS=58} [2021-03-26 09:49:47,587 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 7 predicate places. [2021-03-26 09:49:47,587 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:49:47,587 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 69 places, 58 transitions, 426 flow [2021-03-26 09:49:47,587 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 69 places, 58 transitions, 426 flow [2021-03-26 09:49:47,588 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 69 places, 58 transitions, 426 flow [2021-03-26 09:49:47,656 INFO L129 PetriNetUnfolder]: 438/1086 cut-off events. [2021-03-26 09:49:47,657 INFO L130 PetriNetUnfolder]: For 2765/2965 co-relation queries the response was YES. [2021-03-26 09:49:47,660 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4652 conditions, 1086 events. 438/1086 cut-off events. For 2765/2965 co-relation queries the response was YES. Maximal size of possible extension queue 147. Compared 8346 event pairs, 36 based on Foata normal form. 2/1023 useless extension candidates. Maximal degree in co-relation 4626. Up to 720 conditions per place. [2021-03-26 09:49:47,670 INFO L142 LiptonReduction]: Number of co-enabled transitions 836 [2021-03-26 09:49:47,979 INFO L154 LiptonReduction]: Checked pairs total: 1235 [2021-03-26 09:49:47,979 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 09:49:47,979 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 392 [2021-03-26 09:49:47,980 INFO L480 AbstractCegarLoop]: Abstraction has has 69 places, 57 transitions, 416 flow [2021-03-26 09:49:47,981 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 179.83333333333334) internal successors, (1079), 6 states have internal predecessors, (1079), 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 09:49:47,981 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:49:47,981 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 09:49:47,981 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-26 09:49:47,981 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:49:47,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:49:47,981 INFO L82 PathProgramCache]: Analyzing trace with hash -45186277, now seen corresponding path program 1 times [2021-03-26 09:49:47,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:49:47,981 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115320151] [2021-03-26 09:49:47,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:49:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:49:48,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:48,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:48,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:48,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:48,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:48,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:48,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:48,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:48,042 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-26 09:49:48,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 09:49:48,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:48,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:49:48,048 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 09:49:48,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115320151] [2021-03-26 09:49:48,049 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:49:48,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 09:49:48,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304162925] [2021-03-26 09:49:48,049 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 09:49:48,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:49:48,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 09:49:48,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-26 09:49:48,050 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 217 [2021-03-26 09:49:48,052 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 57 transitions, 416 flow. Second operand has 7 states, 7 states have (on average 179.85714285714286) internal successors, (1259), 7 states have internal predecessors, (1259), 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 09:49:48,052 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:49:48,052 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 217 [2021-03-26 09:49:48,052 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:49:48,194 INFO L129 PetriNetUnfolder]: 301/753 cut-off events. [2021-03-26 09:49:48,195 INFO L130 PetriNetUnfolder]: For 2226/2768 co-relation queries the response was YES. [2021-03-26 09:49:48,198 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3429 conditions, 753 events. 301/753 cut-off events. For 2226/2768 co-relation queries the response was YES. Maximal size of possible extension queue 106. Compared 5198 event pairs, 22 based on Foata normal form. 215/913 useless extension candidates. Maximal degree in co-relation 3401. Up to 449 conditions per place. [2021-03-26 09:49:48,199 INFO L132 encePairwiseOnDemand]: 210/217 looper letters, 2 selfloop transitions, 18 changer transitions 14/58 dead transitions. [2021-03-26 09:49:48,199 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 58 transitions, 464 flow [2021-03-26 09:49:48,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 09:49:48,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 09:49:48,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1458 transitions. [2021-03-26 09:49:48,202 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8398617511520737 [2021-03-26 09:49:48,202 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1458 transitions. [2021-03-26 09:49:48,202 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1458 transitions. [2021-03-26 09:49:48,203 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:49:48,203 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1458 transitions. [2021-03-26 09:49:48,205 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 182.25) internal successors, (1458), 8 states have internal predecessors, (1458), 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 09:49:48,207 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 217.0) internal successors, (1953), 9 states have internal predecessors, (1953), 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 09:49:48,208 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 217.0) internal successors, (1953), 9 states have internal predecessors, (1953), 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 09:49:48,208 INFO L185 Difference]: Start difference. First operand has 69 places, 57 transitions, 416 flow. Second operand 8 states and 1458 transitions. [2021-03-26 09:49:48,208 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 58 transitions, 464 flow [2021-03-26 09:49:48,216 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 58 transitions, 412 flow, removed 16 selfloop flow, removed 6 redundant places. [2021-03-26 09:49:48,217 INFO L241 Difference]: Finished difference. Result has 71 places, 44 transitions, 294 flow [2021-03-26 09:49:48,217 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=217, PETRI_DIFFERENCE_MINUEND_FLOW=316, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=294, PETRI_PLACES=71, PETRI_TRANSITIONS=44} [2021-03-26 09:49:48,217 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 9 predicate places. [2021-03-26 09:49:48,217 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:49:48,218 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 44 transitions, 294 flow [2021-03-26 09:49:48,218 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 44 transitions, 294 flow [2021-03-26 09:49:48,218 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 44 transitions, 294 flow [2021-03-26 09:49:48,236 INFO L129 PetriNetUnfolder]: 70/225 cut-off events. [2021-03-26 09:49:48,236 INFO L130 PetriNetUnfolder]: For 427/466 co-relation queries the response was YES. [2021-03-26 09:49:48,237 INFO L84 FinitePrefix]: Finished finitePrefix Result has 836 conditions, 225 events. 70/225 cut-off events. For 427/466 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1178 event pairs, 5 based on Foata normal form. 1/210 useless extension candidates. Maximal degree in co-relation 813. Up to 82 conditions per place. [2021-03-26 09:49:48,239 INFO L142 LiptonReduction]: Number of co-enabled transitions 470 [2021-03-26 09:49:48,369 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-26 09:49:48,635 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-26 09:49:48,791 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-26 09:49:49,108 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 09:49:49,263 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 09:49:49,269 INFO L154 LiptonReduction]: Checked pairs total: 751 [2021-03-26 09:49:49,269 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 09:49:49,269 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1052 [2021-03-26 09:49:49,270 INFO L480 AbstractCegarLoop]: Abstraction has has 64 places, 41 transitions, 282 flow [2021-03-26 09:49:49,270 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 179.85714285714286) internal successors, (1259), 7 states have internal predecessors, (1259), 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 09:49:49,270 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:49:49,270 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:49:49,270 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-26 09:49:49,270 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:49:49,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:49:49,271 INFO L82 PathProgramCache]: Analyzing trace with hash -1727792695, now seen corresponding path program 1 times [2021-03-26 09:49:49,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:49:49,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664764198] [2021-03-26 09:49:49,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:49:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:49:49,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:49,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 09:49:49,326 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size [2021-03-26 09:49:49,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 09:49:49,336 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size [2021-03-26 09:49:49,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 09:49:49,347 INFO L142 QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size [2021-03-26 09:49:49,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 09:49:49,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:49,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 09:49:49,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:49:49,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:49:49,369 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 09:49:49,369 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664764198] [2021-03-26 09:49:49,369 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:49:49,369 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 09:49:49,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048256225] [2021-03-26 09:49:49,370 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 09:49:49,370 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:49:49,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 09:49:49,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-26 09:49:49,371 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 220 [2021-03-26 09:49:49,372 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 41 transitions, 282 flow. Second operand has 8 states, 8 states have (on average 163.125) internal successors, (1305), 8 states have internal predecessors, (1305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:49:49,372 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:49:49,372 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 220 [2021-03-26 09:49:49,372 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:49:49,581 INFO L129 PetriNetUnfolder]: 466/1051 cut-off events. [2021-03-26 09:49:49,581 INFO L130 PetriNetUnfolder]: For 5017/5340 co-relation queries the response was YES. [2021-03-26 09:49:49,585 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3679 conditions, 1051 events. 466/1051 cut-off events. For 5017/5340 co-relation queries the response was YES. Maximal size of possible extension queue 139. Compared 7610 event pairs, 45 based on Foata normal form. 75/1035 useless extension candidates. Maximal degree in co-relation 3651. Up to 339 conditions per place. [2021-03-26 09:49:49,588 INFO L132 encePairwiseOnDemand]: 213/220 looper letters, 16 selfloop transitions, 10 changer transitions 0/58 dead transitions. [2021-03-26 09:49:49,588 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 58 transitions, 400 flow [2021-03-26 09:49:49,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 09:49:49,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 09:49:49,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1159 transitions. [2021-03-26 09:49:49,590 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7525974025974026 [2021-03-26 09:49:49,590 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1159 transitions. [2021-03-26 09:49:49,590 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1159 transitions. [2021-03-26 09:49:49,591 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:49:49,591 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1159 transitions. [2021-03-26 09:49:49,592 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 165.57142857142858) internal successors, (1159), 7 states have internal predecessors, (1159), 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 09:49:49,594 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 220.0) internal successors, (1760), 8 states have internal predecessors, (1760), 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 09:49:49,594 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 220.0) internal successors, (1760), 8 states have internal predecessors, (1760), 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 09:49:49,594 INFO L185 Difference]: Start difference. First operand has 64 places, 41 transitions, 282 flow. Second operand 7 states and 1159 transitions. [2021-03-26 09:49:49,595 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 58 transitions, 400 flow [2021-03-26 09:49:49,610 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 58 transitions, 317 flow, removed 26 selfloop flow, removed 10 redundant places. [2021-03-26 09:49:49,612 INFO L241 Difference]: Finished difference. Result has 63 places, 48 transitions, 289 flow [2021-03-26 09:49:49,612 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=209, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=289, PETRI_PLACES=63, PETRI_TRANSITIONS=48} [2021-03-26 09:49:49,613 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 1 predicate places. [2021-03-26 09:49:49,613 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:49:49,613 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 63 places, 48 transitions, 289 flow [2021-03-26 09:49:49,613 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 63 places, 48 transitions, 289 flow [2021-03-26 09:49:49,613 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 63 places, 48 transitions, 289 flow [2021-03-26 09:49:49,657 INFO L129 PetriNetUnfolder]: 304/714 cut-off events. [2021-03-26 09:49:49,657 INFO L130 PetriNetUnfolder]: For 1256/1341 co-relation queries the response was YES. [2021-03-26 09:49:49,659 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2121 conditions, 714 events. 304/714 cut-off events. For 1256/1341 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 4928 event pairs, 32 based on Foata normal form. 25/668 useless extension candidates. Maximal degree in co-relation 2098. Up to 231 conditions per place. [2021-03-26 09:49:49,663 INFO L142 LiptonReduction]: Number of co-enabled transitions 582 [2021-03-26 09:49:49,846 INFO L154 LiptonReduction]: Checked pairs total: 116 [2021-03-26 09:49:49,847 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 09:49:49,847 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 234 [2021-03-26 09:49:49,847 INFO L480 AbstractCegarLoop]: Abstraction has has 63 places, 48 transitions, 289 flow [2021-03-26 09:49:49,847 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 163.125) internal successors, (1305), 8 states have internal predecessors, (1305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:49:49,848 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:49:49,848 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 09:49:49,848 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-26 09:49:49,848 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:49:49,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:49:49,848 INFO L82 PathProgramCache]: Analyzing trace with hash 831649994, now seen corresponding path program 1 times [2021-03-26 09:49:49,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:49:49,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38059344] [2021-03-26 09:49:49,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:49:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 09:49:49,898 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 09:49:50,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 09:49:50,002 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 09:49:50,034 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 09:49:50,034 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 09:49:50,034 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-26 09:49:50,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 09:49:50 BasicIcfg [2021-03-26 09:49:50,125 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 09:49:50,126 INFO L168 Benchmark]: Toolchain (without parser) took 15042.98 ms. Allocated memory was 318.8 MB in the beginning and 801.1 MB in the end (delta: 482.3 MB). Free memory was 282.0 MB in the beginning and 729.1 MB in the end (delta: -447.1 MB). Peak memory consumption was 463.9 MB. Max. memory is 16.0 GB. [2021-03-26 09:49:50,126 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 318.8 MB. Free memory is still 300.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 09:49:50,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 435.15 ms. Allocated memory is still 318.8 MB. Free memory was 281.8 MB in the beginning and 276.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.0 GB. [2021-03-26 09:49:50,127 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.46 ms. Allocated memory is still 318.8 MB. Free memory was 276.4 MB in the beginning and 273.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-26 09:49:50,128 INFO L168 Benchmark]: Boogie Preprocessor took 46.92 ms. Allocated memory is still 318.8 MB. Free memory was 273.3 MB in the beginning and 271.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 09:49:50,128 INFO L168 Benchmark]: RCFGBuilder took 1962.48 ms. Allocated memory is still 318.8 MB. Free memory was 271.2 MB in the beginning and 171.5 MB in the end (delta: 99.7 MB). Peak memory consumption was 136.3 MB. Max. memory is 16.0 GB. [2021-03-26 09:49:50,128 INFO L168 Benchmark]: TraceAbstraction took 12526.24 ms. Allocated memory was 318.8 MB in the beginning and 801.1 MB in the end (delta: 482.3 MB). Free memory was 171.5 MB in the beginning and 729.1 MB in the end (delta: -557.6 MB). Peak memory consumption was 350.5 MB. Max. memory is 16.0 GB. [2021-03-26 09:49:50,134 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 318.8 MB. Free memory is still 300.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 435.15 ms. Allocated memory is still 318.8 MB. Free memory was 281.8 MB in the beginning and 276.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 57.46 ms. Allocated memory is still 318.8 MB. Free memory was 276.4 MB in the beginning and 273.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 46.92 ms. Allocated memory is still 318.8 MB. Free memory was 273.3 MB in the beginning and 271.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1962.48 ms. Allocated memory is still 318.8 MB. Free memory was 271.2 MB in the beginning and 171.5 MB in the end (delta: 99.7 MB). Peak memory consumption was 136.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 12526.24 ms. Allocated memory was 318.8 MB in the beginning and 801.1 MB in the end (delta: 482.3 MB). Free memory was 171.5 MB in the beginning and 729.1 MB in the end (delta: -557.6 MB). Peak memory consumption was 350.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2986.8ms, 128 PlacesBefore, 62 PlacesAfterwards, 117 TransitionsBefore, 50 TransitionsAfterwards, 2886 CoEnabledTransitionPairs, 5 FixpointIterations, 31 TrivialSequentialCompositions, 40 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 5 ConcurrentYvCompositions, 1 ChoiceCompositions, 77 TotalNumberOfCompositions, 5692 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3011, positive: 2889, positive conditional: 2889, positive unconditional: 0, negative: 122, negative conditional: 122, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3011, positive: 2889, positive conditional: 0, positive unconditional: 2889, negative: 122, negative conditional: 0, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3011, positive: 2889, positive conditional: 0, positive unconditional: 2889, negative: 122, negative conditional: 0, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2092, positive: 2036, positive conditional: 0, positive unconditional: 2036, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2092, positive: 2032, positive conditional: 0, positive unconditional: 2032, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 585, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 575, negative conditional: 0, negative unconditional: 575, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3011, positive: 853, positive conditional: 0, positive unconditional: 853, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 2092, unknown conditional: 0, unknown unconditional: 2092] , Statistics on independence cache: Total cache size (in pairs): 2092, Positive cache size: 2036, Positive conditional cache size: 0, Positive unconditional cache size: 2036, Negative cache size: 56, Negative conditional cache size: 0, Negative unconditional cache size: 56, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1625.3ms, 58 PlacesBefore, 44 PlacesAfterwards, 47 TransitionsBefore, 33 TransitionsAfterwards, 666 CoEnabledTransitionPairs, 4 FixpointIterations, 10 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 14 TotalNumberOfCompositions, 2958 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 838, positive: 705, positive conditional: 705, positive unconditional: 0, negative: 133, negative conditional: 133, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 838, positive: 705, positive conditional: 69, positive unconditional: 636, negative: 133, negative conditional: 20, negative unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 838, positive: 705, positive conditional: 69, positive unconditional: 636, negative: 133, negative conditional: 20, negative unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 196, positive: 156, positive conditional: 10, positive unconditional: 146, negative: 40, negative conditional: 6, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 196, positive: 150, positive conditional: 0, positive unconditional: 150, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 46, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 40, negative conditional: 6, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 558, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 537, negative conditional: 176, negative unconditional: 361, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 838, positive: 549, positive conditional: 59, positive unconditional: 490, negative: 93, negative conditional: 14, negative unconditional: 79, unknown: 196, unknown conditional: 16, unknown unconditional: 180] , Statistics on independence cache: Total cache size (in pairs): 2288, Positive cache size: 2192, Positive conditional cache size: 10, Positive unconditional cache size: 2182, Negative cache size: 96, Negative conditional cache size: 6, Negative unconditional cache size: 90, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1550.7ms, 47 PlacesBefore, 40 PlacesAfterwards, 31 TransitionsBefore, 28 TransitionsAfterwards, 446 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 1610 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 529, positive: 444, positive conditional: 444, positive unconditional: 0, negative: 85, negative conditional: 85, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 529, positive: 444, positive conditional: 0, positive unconditional: 444, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 529, positive: 444, positive conditional: 0, positive unconditional: 444, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 47, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 47, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 206, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 194, negative conditional: 0, negative unconditional: 194, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 529, positive: 411, positive conditional: 0, positive unconditional: 411, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 47, unknown conditional: 0, unknown unconditional: 47] , Statistics on independence cache: Total cache size (in pairs): 2335, Positive cache size: 2225, Positive conditional cache size: 10, Positive unconditional cache size: 2215, Negative cache size: 110, Negative conditional cache size: 6, Negative unconditional cache size: 104, Eliminated conditions: 60 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 31.4ms, 41 PlacesBefore, 40 PlacesAfterwards, 28 TransitionsBefore, 27 TransitionsAfterwards, 412 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 948 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 345, positive: 294, positive conditional: 294, positive unconditional: 0, negative: 51, negative conditional: 51, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 345, positive: 294, positive conditional: 0, positive unconditional: 294, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 345, positive: 294, positive conditional: 0, positive unconditional: 294, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 30, positive: 27, positive conditional: 0, positive unconditional: 27, 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: 30, positive: 27, positive conditional: 0, positive unconditional: 27, 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: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 345, positive: 267, positive conditional: 0, positive unconditional: 267, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 30, unknown conditional: 0, unknown unconditional: 30] , Statistics on independence cache: Total cache size (in pairs): 2365, Positive cache size: 2252, Positive conditional cache size: 10, Positive unconditional cache size: 2242, Negative cache size: 113, Negative conditional cache size: 6, Negative unconditional cache size: 107, Eliminated conditions: 24 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 26.8ms, 45 PlacesBefore, 43 PlacesAfterwards, 31 TransitionsBefore, 31 TransitionsAfterwards, 444 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 404 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 106, positive: 87, positive conditional: 87, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 106, positive: 87, positive conditional: 24, positive unconditional: 63, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 106, positive: 87, positive conditional: 24, positive unconditional: 63, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10, positive: 8, positive conditional: 6, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10, positive: 8, positive conditional: 0, positive unconditional: 8, 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: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 106, positive: 79, positive conditional: 18, positive unconditional: 61, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 10, unknown conditional: 6, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 2375, Positive cache size: 2260, Positive conditional cache size: 16, Positive unconditional cache size: 2244, Negative cache size: 115, Negative conditional cache size: 6, Negative unconditional cache size: 109, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 416.9ms, 48 PlacesBefore, 48 PlacesAfterwards, 39 TransitionsBefore, 39 TransitionsAfterwards, 548 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 244 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46, positive: 36, positive conditional: 36, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 46, positive: 36, positive conditional: 0, positive unconditional: 36, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 46, positive: 36, positive conditional: 0, positive unconditional: 36, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 21, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 21, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 64, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 46, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 21, unknown conditional: 0, unknown unconditional: 21] , Statistics on independence cache: Total cache size (in pairs): 2396, Positive cache size: 2277, Positive conditional cache size: 16, Positive unconditional cache size: 2261, Negative cache size: 119, Negative conditional cache size: 6, Negative unconditional cache size: 113, Eliminated conditions: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 230.5ms, 56 PlacesBefore, 56 PlacesAfterwards, 48 TransitionsBefore, 47 TransitionsAfterwards, 776 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 715 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 182, positive: 160, positive conditional: 160, positive unconditional: 0, negative: 22, negative conditional: 22, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 182, positive: 160, positive conditional: 38, positive unconditional: 122, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 182, positive: 160, positive conditional: 38, positive unconditional: 122, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15, positive: 14, positive conditional: 11, positive unconditional: 3, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 28, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 182, positive: 146, positive conditional: 27, positive unconditional: 119, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 15, unknown conditional: 11, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 2411, Positive cache size: 2291, Positive conditional cache size: 27, Positive unconditional cache size: 2264, Negative cache size: 120, Negative conditional cache size: 6, Negative unconditional cache size: 114, Eliminated conditions: 6 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 131.3ms, 55 PlacesBefore, 55 PlacesAfterwards, 44 TransitionsBefore, 44 TransitionsAfterwards, 674 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 339 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 82, positive: 70, positive conditional: 70, positive unconditional: 0, negative: 12, negative conditional: 12, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 82, positive: 70, positive conditional: 37, positive unconditional: 33, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 82, positive: 70, positive conditional: 37, positive unconditional: 33, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, 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: 82, positive: 68, positive conditional: 35, positive unconditional: 33, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2413, Positive cache size: 2293, Positive conditional cache size: 29, Positive unconditional cache size: 2264, Negative cache size: 120, Negative conditional cache size: 6, Negative unconditional cache size: 114, Eliminated conditions: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 596.9ms, 61 PlacesBefore, 61 PlacesAfterwards, 50 TransitionsBefore, 50 TransitionsAfterwards, 730 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 856 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 168, positive: 140, positive conditional: 140, positive unconditional: 0, negative: 28, negative conditional: 28, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 168, positive: 140, positive conditional: 98, positive unconditional: 42, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 168, positive: 140, positive conditional: 98, positive unconditional: 42, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 0, positive unconditional: 6, 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: 168, positive: 134, positive conditional: 92, positive unconditional: 42, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2419, Positive cache size: 2299, Positive conditional cache size: 35, Positive unconditional cache size: 2264, Negative cache size: 120, Negative conditional cache size: 6, Negative unconditional cache size: 114, Eliminated conditions: 11 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 391.4ms, 69 PlacesBefore, 69 PlacesAfterwards, 58 TransitionsBefore, 57 TransitionsAfterwards, 836 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1235 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 245, positive: 209, positive conditional: 209, positive unconditional: 0, negative: 36, negative conditional: 36, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 245, positive: 209, positive conditional: 131, positive unconditional: 78, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 245, positive: 209, positive conditional: 131, positive unconditional: 78, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 19, positive: 19, positive conditional: 10, positive unconditional: 9, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 19, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 245, positive: 190, positive conditional: 121, positive unconditional: 69, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 19, unknown conditional: 10, unknown unconditional: 9] , Statistics on independence cache: Total cache size (in pairs): 2438, Positive cache size: 2318, Positive conditional cache size: 45, Positive unconditional cache size: 2273, Negative cache size: 120, Negative conditional cache size: 6, Negative unconditional cache size: 114, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1051.4ms, 71 PlacesBefore, 64 PlacesAfterwards, 44 TransitionsBefore, 41 TransitionsAfterwards, 470 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 751 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 171, positive: 138, positive conditional: 138, positive unconditional: 0, negative: 33, negative conditional: 33, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 171, positive: 138, positive conditional: 72, positive unconditional: 66, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 171, positive: 138, positive conditional: 72, positive unconditional: 66, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 26, positive: 26, positive conditional: 15, positive unconditional: 11, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 26, positive: 26, positive conditional: 0, positive unconditional: 26, 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: 171, positive: 112, positive conditional: 57, positive unconditional: 55, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 26, unknown conditional: 15, unknown unconditional: 11] , Statistics on independence cache: Total cache size (in pairs): 2464, Positive cache size: 2344, Positive conditional cache size: 60, Positive unconditional cache size: 2284, Negative cache size: 120, Negative conditional cache size: 6, Negative unconditional cache size: 114, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 233.7ms, 63 PlacesBefore, 63 PlacesAfterwards, 48 TransitionsBefore, 48 TransitionsAfterwards, 582 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 116 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 74, positive: 69, positive conditional: 69, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 74, positive: 69, positive conditional: 55, positive unconditional: 14, negative: 5, negative conditional: 2, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 74, positive: 69, positive conditional: 55, positive unconditional: 14, negative: 5, negative conditional: 2, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17, positive: 16, positive conditional: 14, positive unconditional: 2, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 165, positive: 153, positive conditional: 153, positive unconditional: 0, negative: 12, negative conditional: 12, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 74, positive: 53, positive conditional: 41, positive unconditional: 12, negative: 4, negative conditional: 1, negative unconditional: 3, unknown: 17, unknown conditional: 15, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 2481, Positive cache size: 2360, Positive conditional cache size: 74, Positive unconditional cache size: 2286, Negative cache size: 121, Negative conditional cache size: 7, Negative unconditional cache size: 114, Eliminated conditions: 2 - 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_p0_EAX = 0; [L714] 0 int __unbuffered_p1_EAX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; [L718] 0 int __unbuffered_p2_EBX = 0; [L720] 0 int __unbuffered_p3_EAX = 0; [L722] 0 int __unbuffered_p3_EBX = 0; [L724] 0 int a = 0; [L725] 0 _Bool a$flush_delayed; [L726] 0 int a$mem_tmp; [L727] 0 _Bool a$r_buff0_thd0; [L728] 0 _Bool a$r_buff0_thd1; [L729] 0 _Bool a$r_buff0_thd2; [L730] 0 _Bool a$r_buff0_thd3; [L731] 0 _Bool a$r_buff0_thd4; [L732] 0 _Bool a$r_buff1_thd0; [L733] 0 _Bool a$r_buff1_thd1; [L734] 0 _Bool a$r_buff1_thd2; [L735] 0 _Bool a$r_buff1_thd3; [L736] 0 _Bool a$r_buff1_thd4; [L737] 0 _Bool a$read_delayed; [L738] 0 int *a$read_delayed_var; [L739] 0 int a$w_buff0; [L740] 0 _Bool a$w_buff0_used; [L741] 0 int a$w_buff1; [L742] 0 _Bool a$w_buff1_used; [L743] 0 _Bool main$tmp_guard0; [L744] 0 _Bool main$tmp_guard1; [L746] 0 int x = 0; [L748] 0 int y = 0; [L750] 0 int z = 0; [L751] 0 _Bool weak$$choice0; [L752] 0 _Bool weak$$choice2; [L873] 0 pthread_t t113; [L874] FCALL, FORK 0 pthread_create(&t113, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L756] 1 a$w_buff1 = a$w_buff0 [L757] 1 a$w_buff0 = 1 [L758] 1 a$w_buff1_used = a$w_buff0_used [L759] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L761] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L762] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L763] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L764] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L765] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L766] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L769] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L875] 0 pthread_t t114; [L876] FCALL, FORK 0 pthread_create(&t114, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L786] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L789] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L877] 0 pthread_t t115; [L878] FCALL, FORK 0 pthread_create(&t115, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L806] 3 y = 1 [L809] 3 __unbuffered_p2_EAX = y [L812] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L879] 0 pthread_t t116; [L880] FCALL, FORK 0 pthread_create(&t116, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L829] 4 z = 1 [L832] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L835] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L836] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L837] 4 a$flush_delayed = weak$$choice2 [L838] 4 a$mem_tmp = a [L839] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L839] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L840] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L840] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0) [L840] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L840] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L841] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L841] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1) [L841] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L841] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L842] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L842] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used) [L842] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L842] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L843] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L843] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L843] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L843] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L844] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L844] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4) [L844] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L844] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L845] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L845] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L845] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L845] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L846] 4 __unbuffered_p3_EBX = a [L847] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L847] 4 a = a$flush_delayed ? a$mem_tmp : a [L848] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y=1, z=1] [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L792] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L792] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L793] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L793] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L794] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L794] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L795] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L795] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L796] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L796] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L815] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L815] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L815] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L815] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L816] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L816] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L817] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L817] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L818] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L818] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L819] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L819] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L851] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L851] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L851] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L851] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L852] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L852] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L853] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L853] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L854] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L854] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L855] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L855] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L772] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L772] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L773] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L773] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L774] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L774] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L775] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L775] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L776] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L776] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L779] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L781] 1 return 0; [L799] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L801] 2 return 0; [L822] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L824] 3 return 0; [L858] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L860] 4 return 0; [L882] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L886] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L886] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L886] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L886] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L887] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L887] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L888] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L888] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L889] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L889] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L890] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L890] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L893] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 120 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 4.5ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 12235.6ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1441.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3119.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 72 SDtfs, 44 SDslu, 46 SDs, 0 SdLazy, 297 SolverSat, 82 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 257.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 212.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=426occurred in iteration=9, InterpolantAutomatonStates: 59, 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: 57.7ms SsaConstructionTime, 360.1ms SatisfiabilityAnalysisTime, 643.0ms InterpolantComputationTime, 235 NumberOfCodeBlocks, 235 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 200 ConstructedInterpolants, 0 QuantifiedInterpolants, 1193 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...