/usr/bin/java -Xmx8000000000 -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-NoLbe-OGIterative-CovSimpl.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix057_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-13 05:10:11,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-13 05:10:11,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-13 05:10:11,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-13 05:10:11,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-13 05:10:11,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-13 05:10:11,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-13 05:10:11,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-13 05:10:11,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-13 05:10:11,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-13 05:10:11,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-13 05:10:11,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-13 05:10:11,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-13 05:10:11,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-13 05:10:11,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-13 05:10:11,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-13 05:10:11,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-13 05:10:11,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-13 05:10:11,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-13 05:10:11,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-13 05:10:11,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-13 05:10:11,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-13 05:10:11,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-13 05:10:11,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-13 05:10:11,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-13 05:10:11,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-13 05:10:11,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-13 05:10:11,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-13 05:10:11,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-13 05:10:11,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-13 05:10:11,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-13 05:10:11,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-13 05:10:11,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-13 05:10:11,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-13 05:10:11,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-13 05:10:11,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-13 05:10:11,227 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-NoLbe-OGIterative-CovSimpl.epf [2021-08-13 05:10:11,254 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-13 05:10:11,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-13 05:10:11,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-13 05:10:11,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-13 05:10:11,257 INFO L138 SettingsManager]: * Use SBE=true [2021-08-13 05:10:11,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-13 05:10:11,258 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-13 05:10:11,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-13 05:10:11,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-13 05:10:11,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-13 05:10:11,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-13 05:10:11,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-13 05:10:11,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-13 05:10:11,259 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-13 05:10:11,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-13 05:10:11,259 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-13 05:10:11,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-13 05:10:11,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-13 05:10:11,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-13 05:10:11,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-13 05:10:11,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-13 05:10:11,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-13 05:10:11,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-13 05:10:11,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-13 05:10:11,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-13 05:10:11,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-13 05:10:11,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-13 05:10:11,260 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-13 05:10:11,261 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-13 05:10:11,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-13 05:10:11,261 INFO L138 SettingsManager]: * Compute cosets for OwickiGries annotation iteratively=true [2021-08-13 05:10:11,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-13 05:10:11,261 INFO L138 SettingsManager]: * Simplify away covered predicates in OwickiGries annotation=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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-13 05:10:11,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-13 05:10:11,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-13 05:10:11,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-13 05:10:11,545 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-13 05:10:11,545 INFO L275 PluginConnector]: CDTParser initialized [2021-08-13 05:10:11,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix057_power.oepc.i [2021-08-13 05:10:11,596 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a09de779d/df51d04ebc6d41a1a7cf718bf9588741/FLAGb9d2bb432 [2021-08-13 05:10:11,978 INFO L306 CDTParser]: Found 1 translation units. [2021-08-13 05:10:11,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix057_power.oepc.i [2021-08-13 05:10:11,989 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a09de779d/df51d04ebc6d41a1a7cf718bf9588741/FLAGb9d2bb432 [2021-08-13 05:10:12,015 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a09de779d/df51d04ebc6d41a1a7cf718bf9588741 [2021-08-13 05:10:12,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-13 05:10:12,018 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-13 05:10:12,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-13 05:10:12,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-13 05:10:12,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-13 05:10:12,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 05:10:12" (1/1) ... [2021-08-13 05:10:12,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45783876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:10:12, skipping insertion in model container [2021-08-13 05:10:12,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 05:10:12" (1/1) ... [2021-08-13 05:10:12,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-13 05:10:12,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-13 05:10:12,184 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix057_power.oepc.i[951,964] [2021-08-13 05:10:12,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 05:10:12,391 INFO L203 MainTranslator]: Completed pre-run [2021-08-13 05:10:12,398 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix057_power.oepc.i[951,964] [2021-08-13 05:10:12,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 05:10:12,502 INFO L208 MainTranslator]: Completed translation [2021-08-13 05:10:12,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:10:12 WrapperNode [2021-08-13 05:10:12,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-13 05:10:12,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-13 05:10:12,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-13 05:10:12,503 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-13 05:10:12,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:10:12" (1/1) ... [2021-08-13 05:10:12,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:10:12" (1/1) ... [2021-08-13 05:10:12,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-13 05:10:12,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-13 05:10:12,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-13 05:10:12,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-13 05:10:12,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:10:12" (1/1) ... [2021-08-13 05:10:12,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:10:12" (1/1) ... [2021-08-13 05:10:12,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:10:12" (1/1) ... [2021-08-13 05:10:12,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:10:12" (1/1) ... [2021-08-13 05:10:12,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:10:12" (1/1) ... [2021-08-13 05:10:12,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:10:12" (1/1) ... [2021-08-13 05:10:12,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:10:12" (1/1) ... [2021-08-13 05:10:12,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-13 05:10:12,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-13 05:10:12,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-13 05:10:12,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-13 05:10:12,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:10:12" (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 [2021-08-13 05:10:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-13 05:10:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-13 05:10:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-13 05:10:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-13 05:10:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-13 05:10:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-13 05:10:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-13 05:10:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-13 05:10:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-13 05:10:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-13 05:10:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-08-13 05:10:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-08-13 05:10:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-13 05:10:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-13 05:10:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-13 05:10:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-13 05:10:12,680 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-13 05:10:14,169 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-13 05:10:14,169 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-13 05:10:14,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 05:10:14 BoogieIcfgContainer [2021-08-13 05:10:14,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-13 05:10:14,172 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-13 05:10:14,172 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-13 05:10:14,174 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-13 05:10:14,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 05:10:12" (1/3) ... [2021-08-13 05:10:14,174 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@526a1127 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 05:10:14, skipping insertion in model container [2021-08-13 05:10:14,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 05:10:12" (2/3) ... [2021-08-13 05:10:14,174 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@526a1127 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 05:10:14, skipping insertion in model container [2021-08-13 05:10:14,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 05:10:14" (3/3) ... [2021-08-13 05:10:14,175 INFO L111 eAbstractionObserver]: Analyzing ICFG mix057_power.oepc.i [2021-08-13 05:10:14,180 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-13 05:10:14,180 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-13 05:10:14,180 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-13 05:10:14,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,209 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,209 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,209 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,210 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,210 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,210 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,210 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,210 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,213 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,213 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,213 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,213 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,213 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,213 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,213 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,213 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,213 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,213 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,213 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,213 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,213 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,214 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,214 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,214 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,214 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,214 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,214 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,214 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,214 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,214 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,215 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,215 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,215 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,215 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,215 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,215 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,215 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,216 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,217 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,217 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,217 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,217 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,217 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,217 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,217 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,218 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,218 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,218 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,218 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,223 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,224 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,224 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,224 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,224 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,224 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,224 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,225 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,225 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,227 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,227 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,227 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,227 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,229 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,229 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,229 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,230 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,231 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,232 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,233 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,233 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,233 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,236 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,236 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,237 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,237 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,237 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,237 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,241 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,242 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,242 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,242 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,242 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,242 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,242 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 05:10:14,243 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-13 05:10:14,257 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-13 05:10:14,269 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-13 05:10:14,269 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-13 05:10:14,269 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-13 05:10:14,269 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-13 05:10:14,269 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-13 05:10:14,270 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-13 05:10:14,270 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-13 05:10:14,270 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-13 05:10:14,277 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 137 places, 126 transitions, 272 flow [2021-08-13 05:10:14,304 INFO L129 PetriNetUnfolder]: 2/122 cut-off events. [2021-08-13 05:10:14,305 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 05:10:14,308 INFO L84 FinitePrefix]: Finished finitePrefix Result has 135 conditions, 122 events. 2/122 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 69 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 86. Up to 2 conditions per place. [2021-08-13 05:10:14,308 INFO L82 GeneralOperation]: Start removeDead. Operand has 137 places, 126 transitions, 272 flow [2021-08-13 05:10:14,311 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 133 places, 122 transitions, 256 flow [2021-08-13 05:10:14,317 INFO L129 PetriNetUnfolder]: 0/45 cut-off events. [2021-08-13 05:10:14,317 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 05:10:14,317 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 05:10:14,318 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 05:10:14,318 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 05:10:14,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 05:10:14,321 INFO L82 PathProgramCache]: Analyzing trace with hash -1580227812, now seen corresponding path program 1 times [2021-08-13 05:10:14,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 05:10:14,327 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447111842] [2021-08-13 05:10:14,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 05:10:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 05:10:14,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:14,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:10:14,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:14,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 05:10:14,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 05:10:14,510 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 05:10:14,510 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447111842] [2021-08-13 05:10:14,511 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447111842] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 05:10:14,511 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 05:10:14,511 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-13 05:10:14,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147237651] [2021-08-13 05:10:14,517 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-13 05:10:14,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 05:10:14,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-13 05:10:14,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-13 05:10:14,528 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 126 [2021-08-13 05:10:14,533 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 122 transitions, 256 flow. Second operand has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 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) [2021-08-13 05:10:14,533 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 05:10:14,533 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 126 [2021-08-13 05:10:14,534 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 05:10:14,690 INFO L129 PetriNetUnfolder]: 133/483 cut-off events. [2021-08-13 05:10:14,690 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 05:10:14,695 INFO L84 FinitePrefix]: Finished finitePrefix Result has 702 conditions, 483 events. 133/483 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 2537 event pairs, 110 based on Foata normal form. 45/495 useless extension candidates. Maximal degree in co-relation 651. Up to 153 conditions per place. [2021-08-13 05:10:14,699 INFO L132 encePairwiseOnDemand]: 121/126 looper letters, 11 selfloop transitions, 2 changer transitions 0/123 dead transitions. [2021-08-13 05:10:14,699 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 123 transitions, 284 flow [2021-08-13 05:10:14,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-13 05:10:14,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-08-13 05:10:14,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 360 transitions. [2021-08-13 05:10:14,712 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9523809523809523 [2021-08-13 05:10:14,712 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 360 transitions. [2021-08-13 05:10:14,712 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 360 transitions. [2021-08-13 05:10:14,714 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 05:10:14,716 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 360 transitions. [2021-08-13 05:10:14,720 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 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) [2021-08-13 05:10:14,725 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 126.0) internal successors, (504), 4 states have internal predecessors, (504), 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) [2021-08-13 05:10:14,725 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 126.0) internal successors, (504), 4 states have internal predecessors, (504), 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) [2021-08-13 05:10:14,726 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 0 predicate places. [2021-08-13 05:10:14,726 INFO L482 AbstractCegarLoop]: Abstraction has has 133 places, 123 transitions, 284 flow [2021-08-13 05:10:14,726 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 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) [2021-08-13 05:10:14,726 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 05:10:14,726 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 05:10:14,726 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-13 05:10:14,726 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 05:10:14,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 05:10:14,727 INFO L82 PathProgramCache]: Analyzing trace with hash -1353395829, now seen corresponding path program 1 times [2021-08-13 05:10:14,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 05:10:14,727 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485357049] [2021-08-13 05:10:14,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 05:10:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 05:10:14,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:14,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:10:14,829 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 05:10:14,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 05:10:14,837 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 05:10:14,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 05:10:14,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:14,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:10:14,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:14,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:10:14,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:14,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:10:14,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 05:10:14,865 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 05:10:14,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485357049] [2021-08-13 05:10:14,865 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485357049] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 05:10:14,865 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 05:10:14,865 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-13 05:10:14,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570824733] [2021-08-13 05:10:14,866 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 05:10:14,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 05:10:14,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 05:10:14,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-13 05:10:14,868 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-13 05:10:14,869 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 123 transitions, 284 flow. Second operand has 6 states, 6 states have (on average 106.66666666666667) internal successors, (640), 6 states have internal predecessors, (640), 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) [2021-08-13 05:10:14,869 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 05:10:14,869 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-13 05:10:14,869 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 05:10:17,413 INFO L129 PetriNetUnfolder]: 6836/18624 cut-off events. [2021-08-13 05:10:17,414 INFO L130 PetriNetUnfolder]: For 1296/2116 co-relation queries the response was YES. [2021-08-13 05:10:17,480 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30979 conditions, 18624 events. 6836/18624 cut-off events. For 1296/2116 co-relation queries the response was YES. Maximal size of possible extension queue 1217. Compared 221866 event pairs, 2541 based on Foata normal form. 31/17236 useless extension candidates. Maximal degree in co-relation 30922. Up to 4172 conditions per place. [2021-08-13 05:10:17,555 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 51 selfloop transitions, 38 changer transitions 0/193 dead transitions. [2021-08-13 05:10:17,556 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 193 transitions, 630 flow [2021-08-13 05:10:17,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-13 05:10:17,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-13 05:10:17,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1028 transitions. [2021-08-13 05:10:17,558 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9065255731922398 [2021-08-13 05:10:17,559 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1028 transitions. [2021-08-13 05:10:17,559 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1028 transitions. [2021-08-13 05:10:17,559 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 05:10:17,559 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1028 transitions. [2021-08-13 05:10:17,561 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 114.22222222222223) internal successors, (1028), 9 states have internal predecessors, (1028), 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) [2021-08-13 05:10:17,564 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 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) [2021-08-13 05:10:17,565 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 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) [2021-08-13 05:10:17,565 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 8 predicate places. [2021-08-13 05:10:17,565 INFO L482 AbstractCegarLoop]: Abstraction has has 141 places, 193 transitions, 630 flow [2021-08-13 05:10:17,566 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 106.66666666666667) internal successors, (640), 6 states have internal predecessors, (640), 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) [2021-08-13 05:10:17,566 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 05:10:17,566 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 05:10:17,566 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-13 05:10:17,566 INFO L430 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 05:10:17,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 05:10:17,567 INFO L82 PathProgramCache]: Analyzing trace with hash 1305749516, now seen corresponding path program 1 times [2021-08-13 05:10:17,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 05:10:17,567 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038332341] [2021-08-13 05:10:17,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 05:10:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 05:10:17,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:17,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:10:17,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:17,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 05:10:17,632 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 05:10:17,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 05:10:17,640 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 05:10:17,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 05:10:17,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:17,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:10:17,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:17,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:10:17,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:17,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:10:17,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 05:10:17,667 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 05:10:17,667 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038332341] [2021-08-13 05:10:17,667 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038332341] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 05:10:17,667 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 05:10:17,667 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 05:10:17,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539702322] [2021-08-13 05:10:17,668 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 05:10:17,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 05:10:17,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 05:10:17,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 05:10:17,669 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-13 05:10:17,670 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 193 transitions, 630 flow. Second operand has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 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) [2021-08-13 05:10:17,670 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 05:10:17,670 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-13 05:10:17,670 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 05:10:20,477 INFO L129 PetriNetUnfolder]: 7801/22251 cut-off events. [2021-08-13 05:10:20,477 INFO L130 PetriNetUnfolder]: For 2887/12724 co-relation queries the response was YES. [2021-08-13 05:10:20,603 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45265 conditions, 22251 events. 7801/22251 cut-off events. For 2887/12724 co-relation queries the response was YES. Maximal size of possible extension queue 1490. Compared 279534 event pairs, 2104 based on Foata normal form. 214/20626 useless extension candidates. Maximal degree in co-relation 45202. Up to 4855 conditions per place. [2021-08-13 05:10:20,682 INFO L132 encePairwiseOnDemand]: 113/126 looper letters, 136 selfloop transitions, 99 changer transitions 12/351 dead transitions. [2021-08-13 05:10:20,683 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 351 transitions, 1780 flow [2021-08-13 05:10:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 05:10:20,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 05:10:20,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1478 transitions. [2021-08-13 05:10:20,686 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9023199023199023 [2021-08-13 05:10:20,686 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1478 transitions. [2021-08-13 05:10:20,686 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1478 transitions. [2021-08-13 05:10:20,686 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 05:10:20,686 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1478 transitions. [2021-08-13 05:10:20,689 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.6923076923077) internal successors, (1478), 13 states have internal predecessors, (1478), 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) [2021-08-13 05:10:20,691 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 05:10:20,692 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 05:10:20,692 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 20 predicate places. [2021-08-13 05:10:20,692 INFO L482 AbstractCegarLoop]: Abstraction has has 153 places, 351 transitions, 1780 flow [2021-08-13 05:10:20,692 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 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) [2021-08-13 05:10:20,693 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 05:10:20,693 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 05:10:20,693 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-13 05:10:20,693 INFO L430 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 05:10:20,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 05:10:20,694 INFO L82 PathProgramCache]: Analyzing trace with hash -1235721524, now seen corresponding path program 1 times [2021-08-13 05:10:20,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 05:10:20,695 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630714051] [2021-08-13 05:10:20,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 05:10:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 05:10:20,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:20,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:10:20,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:20,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 05:10:20,825 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 05:10:20,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 05:10:20,835 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 05:10:20,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 05:10:20,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:20,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:10:20,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:20,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:10:20,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:20,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:10:20,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 05:10:20,866 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 05:10:20,866 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630714051] [2021-08-13 05:10:20,867 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630714051] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 05:10:20,867 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 05:10:20,867 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 05:10:20,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339207847] [2021-08-13 05:10:20,868 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 05:10:20,868 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 05:10:20,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 05:10:20,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 05:10:20,871 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-13 05:10:20,872 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 351 transitions, 1780 flow. Second operand has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 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) [2021-08-13 05:10:20,872 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 05:10:20,872 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-13 05:10:20,872 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 05:10:24,181 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1098] L800-->L807: Formula: (let ((.cse11 (= (mod v_~a$w_buff0_used~0_471 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_380 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_68 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_472 256) 0))) (let ((.cse0 (or .cse12 .cse13)) (.cse6 (or .cse10 .cse14)) (.cse4 (not .cse14)) (.cse5 (not .cse10)) (.cse2 (not .cse13)) (.cse7 (or .cse12 .cse11)) (.cse1 (not .cse12)) (.cse3 (not .cse11))) (and (or (and .cse0 (= v_~a$w_buff0_used~0_472 v_~a$w_buff0_used~0_471)) (and .cse1 (= v_~a$w_buff0_used~0_471 0) .cse2)) (or (and (= v_~a$w_buff1_used~0_379 0) (or (and .cse1 .cse3) (and .cse4 .cse5))) (and .cse6 .cse7 (= v_~a$w_buff1_used~0_379 v_~a$w_buff1_used~0_380))) (let ((.cse9 (= (mod v_~a$w_buff1_used~0_379 256) 0)) (.cse8 (= (mod v_~a$r_buff0_thd3~0_67 256) 0))) (or (and (or (and (not .cse8) .cse3) (and .cse5 (not .cse9))) (= v_~a$r_buff1_thd3~0_51 0)) (and (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51) (or .cse10 .cse9) (or .cse11 .cse8)))) (or (and .cse0 (= |v_P2_#t~ite17_47| v_~a~0_182) (or (and .cse6 (= |v_P2_#t~ite17_47| v_~a~0_183)) (and .cse4 (= |v_P2_#t~ite17_47| v_~a$w_buff1~0_126) .cse5))) (and (= v_~a~0_182 v_~a$w_buff0~0_115) .cse1 (= |v_P2_#t~ite17_47| |v_P2Thread1of1ForFork3_#t~ite17_1|) .cse2)) (or (and .cse7 (= v_~a$r_buff0_thd3~0_68 v_~a$r_buff0_thd3~0_67)) (and .cse1 .cse3 (= v_~a$r_buff0_thd3~0_67 0)))))) InVars {~a~0=v_~a~0_183, ~a$w_buff1~0=v_~a$w_buff1~0_126, ~a$w_buff0~0=v_~a$w_buff0~0_115, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_472, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_68, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_380, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_1|} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_471, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_67, P2Thread1of1ForFork3_#t~ite22=|v_P2Thread1of1ForFork3_#t~ite22_1|, ~a~0=v_~a~0_182, ~a$w_buff1~0=v_~a$w_buff1~0_126, ~a$w_buff0~0=v_~a$w_buff0~0_115, P2Thread1of1ForFork3_#t~ite20=|v_P2Thread1of1ForFork3_#t~ite20_1|, P2Thread1of1ForFork3_#t~ite21=|v_P2Thread1of1ForFork3_#t~ite21_1|, P2Thread1of1ForFork3_#t~ite19=|v_P2Thread1of1ForFork3_#t~ite19_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_379, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_2|, P2Thread1of1ForFork3_#t~ite18=|v_P2Thread1of1ForFork3_#t~ite18_1|} AuxVars[|v_P2_#t~ite17_47|] AssignedVars[P2Thread1of1ForFork3_#t~ite22, ~a~0, P2Thread1of1ForFork3_#t~ite20, ~a$r_buff1_thd3~0, P2Thread1of1ForFork3_#t~ite21, P2Thread1of1ForFork3_#t~ite19, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork3_#t~ite17, P2Thread1of1ForFork3_#t~ite18][87], [131#L767true, 37#L787true, 134#true, 136#true, 9#L18-1true, 138#true, 140#true, 141#true, 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 184#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|)) (or (<= 1 ULTIMATE.start___VERIFIER_assert_~expression) (<= (+ ULTIMATE.start___VERIFIER_assert_~expression 255) 0))), 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-13 05:10:24,182 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-08-13 05:10:24,182 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-13 05:10:24,182 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-13 05:10:24,182 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-13 05:10:24,302 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1098] L800-->L807: Formula: (let ((.cse11 (= (mod v_~a$w_buff0_used~0_471 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_380 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_68 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_472 256) 0))) (let ((.cse0 (or .cse12 .cse13)) (.cse6 (or .cse10 .cse14)) (.cse4 (not .cse14)) (.cse5 (not .cse10)) (.cse2 (not .cse13)) (.cse7 (or .cse12 .cse11)) (.cse1 (not .cse12)) (.cse3 (not .cse11))) (and (or (and .cse0 (= v_~a$w_buff0_used~0_472 v_~a$w_buff0_used~0_471)) (and .cse1 (= v_~a$w_buff0_used~0_471 0) .cse2)) (or (and (= v_~a$w_buff1_used~0_379 0) (or (and .cse1 .cse3) (and .cse4 .cse5))) (and .cse6 .cse7 (= v_~a$w_buff1_used~0_379 v_~a$w_buff1_used~0_380))) (let ((.cse9 (= (mod v_~a$w_buff1_used~0_379 256) 0)) (.cse8 (= (mod v_~a$r_buff0_thd3~0_67 256) 0))) (or (and (or (and (not .cse8) .cse3) (and .cse5 (not .cse9))) (= v_~a$r_buff1_thd3~0_51 0)) (and (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51) (or .cse10 .cse9) (or .cse11 .cse8)))) (or (and .cse0 (= |v_P2_#t~ite17_47| v_~a~0_182) (or (and .cse6 (= |v_P2_#t~ite17_47| v_~a~0_183)) (and .cse4 (= |v_P2_#t~ite17_47| v_~a$w_buff1~0_126) .cse5))) (and (= v_~a~0_182 v_~a$w_buff0~0_115) .cse1 (= |v_P2_#t~ite17_47| |v_P2Thread1of1ForFork3_#t~ite17_1|) .cse2)) (or (and .cse7 (= v_~a$r_buff0_thd3~0_68 v_~a$r_buff0_thd3~0_67)) (and .cse1 .cse3 (= v_~a$r_buff0_thd3~0_67 0)))))) InVars {~a~0=v_~a~0_183, ~a$w_buff1~0=v_~a$w_buff1~0_126, ~a$w_buff0~0=v_~a$w_buff0~0_115, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_472, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_68, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_380, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_1|} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_471, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_67, P2Thread1of1ForFork3_#t~ite22=|v_P2Thread1of1ForFork3_#t~ite22_1|, ~a~0=v_~a~0_182, ~a$w_buff1~0=v_~a$w_buff1~0_126, ~a$w_buff0~0=v_~a$w_buff0~0_115, P2Thread1of1ForFork3_#t~ite20=|v_P2Thread1of1ForFork3_#t~ite20_1|, P2Thread1of1ForFork3_#t~ite21=|v_P2Thread1of1ForFork3_#t~ite21_1|, P2Thread1of1ForFork3_#t~ite19=|v_P2Thread1of1ForFork3_#t~ite19_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_379, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_2|, P2Thread1of1ForFork3_#t~ite18=|v_P2Thread1of1ForFork3_#t~ite18_1|} AuxVars[|v_P2_#t~ite17_47|] AssignedVars[P2Thread1of1ForFork3_#t~ite22, ~a~0, P2Thread1of1ForFork3_#t~ite20, ~a$r_buff1_thd3~0, P2Thread1of1ForFork3_#t~ite21, P2Thread1of1ForFork3_#t~ite19, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork3_#t~ite17, P2Thread1of1ForFork3_#t~ite18][87], [131#L767true, 37#L787true, 134#true, 136#true, 138#true, 140#true, 141#true, 17#L18-5true, 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 184#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|)) (or (<= 1 ULTIMATE.start___VERIFIER_assert_~expression) (<= (+ ULTIMATE.start___VERIFIER_assert_~expression 255) 0))), 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-13 05:10:24,303 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-08-13 05:10:24,303 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-13 05:10:24,303 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-13 05:10:24,303 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-13 05:10:24,837 INFO L129 PetriNetUnfolder]: 10834/31196 cut-off events. [2021-08-13 05:10:24,837 INFO L130 PetriNetUnfolder]: For 6243/20872 co-relation queries the response was YES. [2021-08-13 05:10:24,967 INFO L84 FinitePrefix]: Finished finitePrefix Result has 75214 conditions, 31196 events. 10834/31196 cut-off events. For 6243/20872 co-relation queries the response was YES. Maximal size of possible extension queue 2268. Compared 415012 event pairs, 2478 based on Foata normal form. 300/28980 useless extension candidates. Maximal degree in co-relation 75145. Up to 7002 conditions per place. [2021-08-13 05:10:25,072 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 272 selfloop transitions, 226 changer transitions 69/671 dead transitions. [2021-08-13 05:10:25,073 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 671 transitions, 4962 flow [2021-08-13 05:10:25,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 05:10:25,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 05:10:25,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1478 transitions. [2021-08-13 05:10:25,075 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9023199023199023 [2021-08-13 05:10:25,075 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1478 transitions. [2021-08-13 05:10:25,075 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1478 transitions. [2021-08-13 05:10:25,076 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 05:10:25,076 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1478 transitions. [2021-08-13 05:10:25,078 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.6923076923077) internal successors, (1478), 13 states have internal predecessors, (1478), 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) [2021-08-13 05:10:25,080 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 05:10:25,080 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 05:10:25,081 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 32 predicate places. [2021-08-13 05:10:25,081 INFO L482 AbstractCegarLoop]: Abstraction has has 165 places, 671 transitions, 4962 flow [2021-08-13 05:10:25,081 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 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) [2021-08-13 05:10:25,081 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 05:10:25,081 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 05:10:25,081 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-13 05:10:25,081 INFO L430 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 05:10:25,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 05:10:25,082 INFO L82 PathProgramCache]: Analyzing trace with hash 1578110315, now seen corresponding path program 1 times [2021-08-13 05:10:25,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 05:10:25,082 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275103530] [2021-08-13 05:10:25,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 05:10:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 05:10:25,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:25,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:10:25,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:25,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 05:10:25,152 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 05:10:25,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 05:10:25,165 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 05:10:25,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 05:10:25,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:25,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:10:25,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:25,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:10:25,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:25,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:10:25,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 05:10:25,194 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 05:10:25,194 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275103530] [2021-08-13 05:10:25,195 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275103530] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 05:10:25,195 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 05:10:25,195 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 05:10:25,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675062440] [2021-08-13 05:10:25,195 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 05:10:25,195 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 05:10:25,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 05:10:25,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 05:10:25,197 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-13 05:10:25,197 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 671 transitions, 4962 flow. Second operand has 7 states, 7 states have (on average 106.71428571428571) internal successors, (747), 7 states have internal predecessors, (747), 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) [2021-08-13 05:10:25,197 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 05:10:25,197 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-13 05:10:25,197 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 05:10:31,888 INFO L129 PetriNetUnfolder]: 14781/44477 cut-off events. [2021-08-13 05:10:31,888 INFO L130 PetriNetUnfolder]: For 12645/38376 co-relation queries the response was YES. [2021-08-13 05:10:32,118 INFO L84 FinitePrefix]: Finished finitePrefix Result has 118837 conditions, 44477 events. 14781/44477 cut-off events. For 12645/38376 co-relation queries the response was YES. Maximal size of possible extension queue 3307. Compared 638113 event pairs, 3730 based on Foata normal form. 497/41871 useless extension candidates. Maximal degree in co-relation 118762. Up to 10171 conditions per place. [2021-08-13 05:10:32,233 INFO L132 encePairwiseOnDemand]: 113/126 looper letters, 457 selfloop transitions, 405 changer transitions 163/1129 dead transitions. [2021-08-13 05:10:32,233 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 1129 transitions, 10878 flow [2021-08-13 05:10:32,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 05:10:32,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 05:10:32,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1478 transitions. [2021-08-13 05:10:32,236 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9023199023199023 [2021-08-13 05:10:32,236 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1478 transitions. [2021-08-13 05:10:32,236 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1478 transitions. [2021-08-13 05:10:32,237 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 05:10:32,237 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1478 transitions. [2021-08-13 05:10:32,239 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.6923076923077) internal successors, (1478), 13 states have internal predecessors, (1478), 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) [2021-08-13 05:10:32,241 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 05:10:32,242 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 05:10:32,242 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 44 predicate places. [2021-08-13 05:10:32,242 INFO L482 AbstractCegarLoop]: Abstraction has has 177 places, 1129 transitions, 10878 flow [2021-08-13 05:10:32,242 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.71428571428571) internal successors, (747), 7 states have internal predecessors, (747), 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) [2021-08-13 05:10:32,242 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 05:10:32,243 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 05:10:32,243 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-13 05:10:32,243 INFO L430 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 05:10:32,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 05:10:32,243 INFO L82 PathProgramCache]: Analyzing trace with hash 931234561, now seen corresponding path program 1 times [2021-08-13 05:10:32,243 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 05:10:32,243 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682954129] [2021-08-13 05:10:32,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 05:10:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 05:10:32,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:32,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:10:32,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:32,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 05:10:32,321 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 05:10:32,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 05:10:32,331 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 05:10:32,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 05:10:32,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:32,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:10:32,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:32,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:10:32,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:32,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:10:32,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 05:10:32,357 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 05:10:32,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682954129] [2021-08-13 05:10:32,357 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682954129] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 05:10:32,357 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 05:10:32,358 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 05:10:32,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466407472] [2021-08-13 05:10:32,358 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 05:10:32,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 05:10:32,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 05:10:32,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 05:10:32,359 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-13 05:10:32,360 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 1129 transitions, 10878 flow. Second operand has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 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) [2021-08-13 05:10:32,360 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 05:10:32,360 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-13 05:10:32,360 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 05:10:42,478 INFO L129 PetriNetUnfolder]: 19804/61133 cut-off events. [2021-08-13 05:10:42,478 INFO L130 PetriNetUnfolder]: For 25858/82738 co-relation queries the response was YES. [2021-08-13 05:10:42,807 INFO L84 FinitePrefix]: Finished finitePrefix Result has 176922 conditions, 61133 events. 19804/61133 cut-off events. For 25858/82738 co-relation queries the response was YES. Maximal size of possible extension queue 4810. Compared 928189 event pairs, 5988 based on Foata normal form. 893/57499 useless extension candidates. Maximal degree in co-relation 176841. Up to 15255 conditions per place. [2021-08-13 05:10:42,936 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 642 selfloop transitions, 436 changer transitions 299/1481 dead transitions. [2021-08-13 05:10:42,936 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 1481 transitions, 17340 flow [2021-08-13 05:10:42,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 05:10:42,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 05:10:42,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1479 transitions. [2021-08-13 05:10:42,949 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9029304029304029 [2021-08-13 05:10:42,949 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1479 transitions. [2021-08-13 05:10:42,950 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1479 transitions. [2021-08-13 05:10:42,950 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 05:10:42,950 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1479 transitions. [2021-08-13 05:10:42,952 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.76923076923077) internal successors, (1479), 13 states have internal predecessors, (1479), 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) [2021-08-13 05:10:42,954 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 05:10:42,954 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 05:10:42,954 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 56 predicate places. [2021-08-13 05:10:42,955 INFO L482 AbstractCegarLoop]: Abstraction has has 189 places, 1481 transitions, 17340 flow [2021-08-13 05:10:42,955 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 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) [2021-08-13 05:10:42,955 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 05:10:42,955 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 05:10:42,955 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-13 05:10:42,955 INFO L430 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 05:10:42,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 05:10:42,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1531097702, now seen corresponding path program 1 times [2021-08-13 05:10:42,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 05:10:42,956 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737263316] [2021-08-13 05:10:42,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 05:10:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 05:10:42,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:42,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:10:42,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:42,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 05:10:42,984 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 05:10:42,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 05:10:42,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:43,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:10:43,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:43,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:10:43,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:10:43,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:10:43,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 05:10:43,028 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 05:10:43,028 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737263316] [2021-08-13 05:10:43,028 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737263316] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 05:10:43,028 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 05:10:43,028 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-13 05:10:43,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901641537] [2021-08-13 05:10:43,030 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 05:10:43,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 05:10:43,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 05:10:43,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-13 05:10:43,031 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 126 [2021-08-13 05:10:43,032 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 1481 transitions, 17340 flow. Second operand has 6 states, 6 states have (on average 114.33333333333333) internal successors, (686), 6 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 05:10:43,032 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 05:10:43,032 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 126 [2021-08-13 05:10:43,032 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 05:10:57,208 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1091] L780-->L787: Formula: (let ((.cse12 (= (mod v_~a$w_buff0_used~0_456 256) 0)) (.cse11 (= 0 (mod v_~a$w_buff0_used~0_455 256))) (.cse13 (= (mod v_~a$r_buff0_thd2~0_70 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= 0 (mod v_~a$w_buff1_used~0_364 256)))) (let ((.cse1 (or .cse10 .cse14)) (.cse2 (not .cse14)) (.cse6 (or .cse11 .cse13)) (.cse0 (or .cse12 .cse13)) (.cse4 (not .cse13)) (.cse5 (not .cse12)) (.cse7 (not .cse11)) (.cse3 (not .cse10))) (and (or (and .cse0 (or (and .cse1 (= v_~a~0_167 |v_P1_#t~ite11_47|)) (and (= |v_P1_#t~ite11_47| v_~a$w_buff1~0_116) .cse2 .cse3)) (= v_~a~0_166 |v_P1_#t~ite11_47|)) (and (= v_~a~0_166 v_~a$w_buff0~0_109) .cse4 (= |v_P1_#t~ite11_47| |v_P1Thread1of1ForFork2_#t~ite11_1|) .cse5)) (or (and (= v_~a$w_buff1_used~0_364 v_~a$w_buff1_used~0_363) .cse1 .cse6) (and (or (and .cse4 .cse7) (and .cse2 .cse3)) (= v_~a$w_buff1_used~0_363 0))) (or (and .cse4 .cse7 (= v_~a$r_buff0_thd2~0_69 0)) (and (= v_~a$r_buff0_thd2~0_69 v_~a$r_buff0_thd2~0_70) .cse6)) (or (and .cse0 (= v_~a$w_buff0_used~0_456 v_~a$w_buff0_used~0_455)) (and .cse4 .cse5 (= v_~a$w_buff0_used~0_455 0))) (let ((.cse9 (= 0 (mod v_~a$w_buff1_used~0_363 256))) (.cse8 (= (mod v_~a$r_buff0_thd2~0_69 256) 0))) (or (and (or (and .cse7 (not .cse8)) (and (not .cse9) .cse3)) (= v_~a$r_buff1_thd2~0_51 0)) (and (or .cse10 .cse9) (or .cse11 .cse8) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51))))))) InVars {~a~0=v_~a~0_167, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_70, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_456, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_364} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_69, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_455, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_166, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_363} AuxVars[|v_P1_#t~ite11_47|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][66], [131#L767true, 37#L787true, 165#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 134#true, 136#true, 10#L18true, 138#true, 140#true, 236#(= ~y~0 1), 141#true, 271#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|))), 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 213#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-13 05:10:57,209 INFO L384 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2021-08-13 05:10:57,209 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2021-08-13 05:10:57,209 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2021-08-13 05:10:57,209 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2021-08-13 05:10:58,665 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1091] L780-->L787: Formula: (let ((.cse12 (= (mod v_~a$w_buff0_used~0_456 256) 0)) (.cse11 (= 0 (mod v_~a$w_buff0_used~0_455 256))) (.cse13 (= (mod v_~a$r_buff0_thd2~0_70 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= 0 (mod v_~a$w_buff1_used~0_364 256)))) (let ((.cse1 (or .cse10 .cse14)) (.cse2 (not .cse14)) (.cse6 (or .cse11 .cse13)) (.cse0 (or .cse12 .cse13)) (.cse4 (not .cse13)) (.cse5 (not .cse12)) (.cse7 (not .cse11)) (.cse3 (not .cse10))) (and (or (and .cse0 (or (and .cse1 (= v_~a~0_167 |v_P1_#t~ite11_47|)) (and (= |v_P1_#t~ite11_47| v_~a$w_buff1~0_116) .cse2 .cse3)) (= v_~a~0_166 |v_P1_#t~ite11_47|)) (and (= v_~a~0_166 v_~a$w_buff0~0_109) .cse4 (= |v_P1_#t~ite11_47| |v_P1Thread1of1ForFork2_#t~ite11_1|) .cse5)) (or (and (= v_~a$w_buff1_used~0_364 v_~a$w_buff1_used~0_363) .cse1 .cse6) (and (or (and .cse4 .cse7) (and .cse2 .cse3)) (= v_~a$w_buff1_used~0_363 0))) (or (and .cse4 .cse7 (= v_~a$r_buff0_thd2~0_69 0)) (and (= v_~a$r_buff0_thd2~0_69 v_~a$r_buff0_thd2~0_70) .cse6)) (or (and .cse0 (= v_~a$w_buff0_used~0_456 v_~a$w_buff0_used~0_455)) (and .cse4 .cse5 (= v_~a$w_buff0_used~0_455 0))) (let ((.cse9 (= 0 (mod v_~a$w_buff1_used~0_363 256))) (.cse8 (= (mod v_~a$r_buff0_thd2~0_69 256) 0))) (or (and (or (and .cse7 (not .cse8)) (and (not .cse9) .cse3)) (= v_~a$r_buff1_thd2~0_51 0)) (and (or .cse10 .cse9) (or .cse11 .cse8) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51))))))) InVars {~a~0=v_~a~0_167, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_70, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_456, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_364} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_69, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_455, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_166, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_363} AuxVars[|v_P1_#t~ite11_47|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][66], [131#L767true, 37#L787true, 165#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 134#true, 136#true, 9#L18-1true, 138#true, 140#true, 236#(= ~y~0 1), 141#true, 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 275#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|)) (or (<= 1 ULTIMATE.start___VERIFIER_assert_~expression) (<= (+ ULTIMATE.start___VERIFIER_assert_~expression 255) 0))), 213#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-13 05:10:58,665 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-08-13 05:10:58,665 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-13 05:10:58,665 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-13 05:10:58,669 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-13 05:10:59,723 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1091] L780-->L787: Formula: (let ((.cse12 (= (mod v_~a$w_buff0_used~0_456 256) 0)) (.cse11 (= 0 (mod v_~a$w_buff0_used~0_455 256))) (.cse13 (= (mod v_~a$r_buff0_thd2~0_70 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= 0 (mod v_~a$w_buff1_used~0_364 256)))) (let ((.cse1 (or .cse10 .cse14)) (.cse2 (not .cse14)) (.cse6 (or .cse11 .cse13)) (.cse0 (or .cse12 .cse13)) (.cse4 (not .cse13)) (.cse5 (not .cse12)) (.cse7 (not .cse11)) (.cse3 (not .cse10))) (and (or (and .cse0 (or (and .cse1 (= v_~a~0_167 |v_P1_#t~ite11_47|)) (and (= |v_P1_#t~ite11_47| v_~a$w_buff1~0_116) .cse2 .cse3)) (= v_~a~0_166 |v_P1_#t~ite11_47|)) (and (= v_~a~0_166 v_~a$w_buff0~0_109) .cse4 (= |v_P1_#t~ite11_47| |v_P1Thread1of1ForFork2_#t~ite11_1|) .cse5)) (or (and (= v_~a$w_buff1_used~0_364 v_~a$w_buff1_used~0_363) .cse1 .cse6) (and (or (and .cse4 .cse7) (and .cse2 .cse3)) (= v_~a$w_buff1_used~0_363 0))) (or (and .cse4 .cse7 (= v_~a$r_buff0_thd2~0_69 0)) (and (= v_~a$r_buff0_thd2~0_69 v_~a$r_buff0_thd2~0_70) .cse6)) (or (and .cse0 (= v_~a$w_buff0_used~0_456 v_~a$w_buff0_used~0_455)) (and .cse4 .cse5 (= v_~a$w_buff0_used~0_455 0))) (let ((.cse9 (= 0 (mod v_~a$w_buff1_used~0_363 256))) (.cse8 (= (mod v_~a$r_buff0_thd2~0_69 256) 0))) (or (and (or (and .cse7 (not .cse8)) (and (not .cse9) .cse3)) (= v_~a$r_buff1_thd2~0_51 0)) (and (or .cse10 .cse9) (or .cse11 .cse8) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51))))))) InVars {~a~0=v_~a~0_167, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_70, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_456, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_364} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_69, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_455, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_166, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_363} AuxVars[|v_P1_#t~ite11_47|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][66], [131#L767true, 37#L787true, 165#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 134#true, 136#true, 138#true, 236#(= ~y~0 1), 140#true, 141#true, 17#L18-5true, 275#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|)) (or (<= 1 ULTIMATE.start___VERIFIER_assert_~expression) (<= (+ ULTIMATE.start___VERIFIER_assert_~expression 255) 0))), 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 213#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-13 05:10:59,724 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-08-13 05:10:59,724 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-13 05:10:59,732 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-13 05:10:59,732 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-13 05:11:02,313 INFO L129 PetriNetUnfolder]: 30651/96996 cut-off events. [2021-08-13 05:11:02,313 INFO L130 PetriNetUnfolder]: For 47406/107454 co-relation queries the response was YES. [2021-08-13 05:11:02,950 INFO L84 FinitePrefix]: Finished finitePrefix Result has 272117 conditions, 96996 events. 30651/96996 cut-off events. For 47406/107454 co-relation queries the response was YES. Maximal size of possible extension queue 8356. Compared 1596272 event pairs, 11767 based on Foata normal form. 480/90792 useless extension candidates. Maximal degree in co-relation 272033. Up to 26950 conditions per place. [2021-08-13 05:11:03,173 INFO L132 encePairwiseOnDemand]: 120/126 looper letters, 522 selfloop transitions, 252 changer transitions 297/1771 dead transitions. [2021-08-13 05:11:03,173 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 1771 transitions, 22560 flow [2021-08-13 05:11:03,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-13 05:11:03,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-13 05:11:03,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1047 transitions. [2021-08-13 05:11:03,196 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9232804232804233 [2021-08-13 05:11:03,196 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1047 transitions. [2021-08-13 05:11:03,196 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1047 transitions. [2021-08-13 05:11:03,197 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 05:11:03,197 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1047 transitions. [2021-08-13 05:11:03,198 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 116.33333333333333) internal successors, (1047), 9 states have internal predecessors, (1047), 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) [2021-08-13 05:11:03,199 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 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) [2021-08-13 05:11:03,199 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 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) [2021-08-13 05:11:03,200 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 64 predicate places. [2021-08-13 05:11:03,200 INFO L482 AbstractCegarLoop]: Abstraction has has 197 places, 1771 transitions, 22560 flow [2021-08-13 05:11:03,200 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 114.33333333333333) internal successors, (686), 6 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 05:11:03,200 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 05:11:03,200 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 05:11:03,200 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-13 05:11:03,200 INFO L430 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 05:11:03,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 05:11:03,200 INFO L82 PathProgramCache]: Analyzing trace with hash -1137895318, now seen corresponding path program 1 times [2021-08-13 05:11:03,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 05:11:03,201 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458722059] [2021-08-13 05:11:03,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 05:11:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 05:11:03,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:11:03,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:11:03,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:11:03,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 05:11:03,309 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 05:11:03,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 05:11:03,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:11:03,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 05:11:03,339 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 05:11:03,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:11:03,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:11:03,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:11:03,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 05:11:03,346 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 05:11:03,346 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458722059] [2021-08-13 05:11:03,346 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458722059] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 05:11:03,346 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 05:11:03,347 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-13 05:11:03,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786475149] [2021-08-13 05:11:03,347 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 05:11:03,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 05:11:03,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 05:11:03,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-13 05:11:03,348 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 126 [2021-08-13 05:11:03,348 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 1771 transitions, 22560 flow. Second operand has 6 states, 6 states have (on average 112.16666666666667) internal successors, (673), 6 states have internal predecessors, (673), 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) [2021-08-13 05:11:03,348 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 05:11:03,348 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 126 [2021-08-13 05:11:03,348 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 05:11:30,233 INFO L129 PetriNetUnfolder]: 33972/106473 cut-off events. [2021-08-13 05:11:30,248 INFO L130 PetriNetUnfolder]: For 39255/51136 co-relation queries the response was YES. [2021-08-13 05:11:31,114 INFO L84 FinitePrefix]: Finished finitePrefix Result has 290204 conditions, 106473 events. 33972/106473 cut-off events. For 39255/51136 co-relation queries the response was YES. Maximal size of possible extension queue 6212. Compared 1722682 event pairs, 7397 based on Foata normal form. 387/100000 useless extension candidates. Maximal degree in co-relation 290117. Up to 18982 conditions per place. [2021-08-13 05:11:31,368 INFO L132 encePairwiseOnDemand]: 115/126 looper letters, 29 selfloop transitions, 20 changer transitions 271/1314 dead transitions. [2021-08-13 05:11:31,368 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 206 places, 1314 transitions, 16116 flow [2021-08-13 05:11:31,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 05:11:31,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 05:11:31,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1161 transitions. [2021-08-13 05:11:31,372 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9214285714285714 [2021-08-13 05:11:31,372 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1161 transitions. [2021-08-13 05:11:31,372 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1161 transitions. [2021-08-13 05:11:31,374 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 05:11:31,374 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1161 transitions. [2021-08-13 05:11:31,397 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 116.1) internal successors, (1161), 10 states have internal predecessors, (1161), 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) [2021-08-13 05:11:31,399 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 126.0) internal successors, (1386), 11 states have internal predecessors, (1386), 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) [2021-08-13 05:11:31,399 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 126.0) internal successors, (1386), 11 states have internal predecessors, (1386), 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) [2021-08-13 05:11:31,399 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 73 predicate places. [2021-08-13 05:11:31,399 INFO L482 AbstractCegarLoop]: Abstraction has has 206 places, 1314 transitions, 16116 flow [2021-08-13 05:11:31,399 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 112.16666666666667) internal successors, (673), 6 states have internal predecessors, (673), 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) [2021-08-13 05:11:31,399 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 05:11:31,400 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 05:11:31,400 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-13 05:11:31,400 INFO L430 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 05:11:31,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 05:11:31,400 INFO L82 PathProgramCache]: Analyzing trace with hash -1976725387, now seen corresponding path program 1 times [2021-08-13 05:11:31,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 05:11:31,400 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515246167] [2021-08-13 05:11:31,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 05:11:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 05:11:31,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:11:31,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:11:31,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:11:31,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 05:11:31,486 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 05:11:31,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 05:11:31,509 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 05:11:31,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 05:11:31,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:11:31,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:11:31,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:11:31,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:11:31,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:11:31,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:11:31,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 05:11:31,551 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 05:11:31,551 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515246167] [2021-08-13 05:11:31,551 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515246167] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 05:11:31,553 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 05:11:31,553 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 05:11:31,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191120209] [2021-08-13 05:11:31,553 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 05:11:31,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 05:11:31,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 05:11:31,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 05:11:31,554 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-13 05:11:31,555 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 206 places, 1314 transitions, 16116 flow. Second operand has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 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) [2021-08-13 05:11:31,555 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 05:11:31,555 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-13 05:11:31,555 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 05:12:15,330 INFO L129 PetriNetUnfolder]: 53388/171859 cut-off events. [2021-08-13 05:12:15,563 INFO L130 PetriNetUnfolder]: For 79807/115163 co-relation queries the response was YES. [2021-08-13 05:12:17,029 INFO L84 FinitePrefix]: Finished finitePrefix Result has 489164 conditions, 171859 events. 53388/171859 cut-off events. For 79807/115163 co-relation queries the response was YES. Maximal size of possible extension queue 10944. Compared 2985467 event pairs, 14027 based on Foata normal form. 1721/162337 useless extension candidates. Maximal degree in co-relation 489071. Up to 32793 conditions per place. [2021-08-13 05:12:17,397 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 937 selfloop transitions, 510 changer transitions 604/2192 dead transitions. [2021-08-13 05:12:17,398 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 218 places, 2192 transitions, 32242 flow [2021-08-13 05:12:17,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 05:12:17,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 05:12:17,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1483 transitions. [2021-08-13 05:12:17,400 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9053724053724054 [2021-08-13 05:12:17,400 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1483 transitions. [2021-08-13 05:12:17,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1483 transitions. [2021-08-13 05:12:17,401 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 05:12:17,401 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1483 transitions. [2021-08-13 05:12:17,516 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 114.07692307692308) internal successors, (1483), 13 states have internal predecessors, (1483), 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) [2021-08-13 05:12:17,517 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 05:12:17,518 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 05:12:17,518 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 85 predicate places. [2021-08-13 05:12:17,518 INFO L482 AbstractCegarLoop]: Abstraction has has 218 places, 2192 transitions, 32242 flow [2021-08-13 05:12:17,518 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 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) [2021-08-13 05:12:17,518 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 05:12:17,518 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 05:12:17,518 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-13 05:12:17,519 INFO L430 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 05:12:17,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 05:12:17,519 INFO L82 PathProgramCache]: Analyzing trace with hash 2040697379, now seen corresponding path program 1 times [2021-08-13 05:12:17,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 05:12:17,519 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030073766] [2021-08-13 05:12:17,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 05:12:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 05:12:17,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:12:17,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:12:17,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:12:17,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 05:12:17,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:12:17,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 05:12:17,575 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 05:12:17,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 05:12:17,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:12:17,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 05:12:17,592 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 05:12:17,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:12:17,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:12:17,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:12:17,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 05:12:17,599 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 05:12:17,599 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030073766] [2021-08-13 05:12:17,599 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030073766] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 05:12:17,599 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 05:12:17,599 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 05:12:17,599 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537225146] [2021-08-13 05:12:17,599 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 05:12:17,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 05:12:17,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 05:12:17,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 05:12:17,600 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 126 [2021-08-13 05:12:17,601 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 218 places, 2192 transitions, 32242 flow. Second operand has 7 states, 7 states have (on average 112.14285714285714) internal successors, (785), 7 states have internal predecessors, (785), 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) [2021-08-13 05:12:17,601 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 05:12:17,601 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 126 [2021-08-13 05:12:17,601 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 05:12:43,201 INFO L129 PetriNetUnfolder]: 25595/83628 cut-off events. [2021-08-13 05:12:43,202 INFO L130 PetriNetUnfolder]: For 31490/59279 co-relation queries the response was YES. [2021-08-13 05:12:43,731 INFO L84 FinitePrefix]: Finished finitePrefix Result has 235688 conditions, 83628 events. 25595/83628 cut-off events. For 31490/59279 co-relation queries the response was YES. Maximal size of possible extension queue 5911. Compared 1328736 event pairs, 2280 based on Foata normal form. 5107/83665 useless extension candidates. Maximal degree in co-relation 235592. Up to 18080 conditions per place. [2021-08-13 05:12:43,846 INFO L132 encePairwiseOnDemand]: 115/126 looper letters, 52 selfloop transitions, 54 changer transitions 690/1283 dead transitions. [2021-08-13 05:12:43,846 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 1283 transitions, 17742 flow [2021-08-13 05:12:43,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 05:12:43,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 05:12:43,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1511 transitions. [2021-08-13 05:12:43,848 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9224664224664225 [2021-08-13 05:12:43,848 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1511 transitions. [2021-08-13 05:12:43,848 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1511 transitions. [2021-08-13 05:12:43,849 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 05:12:43,849 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1511 transitions. [2021-08-13 05:12:43,851 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 116.23076923076923) internal successors, (1511), 13 states have internal predecessors, (1511), 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) [2021-08-13 05:12:43,852 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 05:12:43,853 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 05:12:43,853 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 97 predicate places. [2021-08-13 05:12:43,853 INFO L482 AbstractCegarLoop]: Abstraction has has 230 places, 1283 transitions, 17742 flow [2021-08-13 05:12:43,853 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 112.14285714285714) internal successors, (785), 7 states have internal predecessors, (785), 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) [2021-08-13 05:12:43,853 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 05:12:43,853 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 05:12:43,854 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-13 05:12:43,854 INFO L430 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 05:12:43,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 05:12:43,854 INFO L82 PathProgramCache]: Analyzing trace with hash 10279123, now seen corresponding path program 1 times [2021-08-13 05:12:43,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 05:12:43,854 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416847070] [2021-08-13 05:12:43,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 05:12:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 05:12:43,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:12:43,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:12:43,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:12:43,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 05:12:43,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:12:43,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 05:12:43,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:12:43,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 05:12:43,897 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 05:12:43,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 05:12:43,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:12:43,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 05:12:43,915 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 05:12:43,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 05:12:43,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 05:12:43,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 05:12:43,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 05:12:43,923 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 05:12:43,923 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416847070] [2021-08-13 05:12:43,923 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416847070] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 05:12:43,923 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 05:12:43,923 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-13 05:12:43,923 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994542068] [2021-08-13 05:12:43,923 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 05:12:43,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 05:12:43,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 05:12:43,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-13 05:12:43,924 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 126 [2021-08-13 05:12:43,925 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 1283 transitions, 17742 flow. Second operand has 8 states, 8 states have (on average 112.125) internal successors, (897), 8 states have internal predecessors, (897), 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) [2021-08-13 05:12:43,925 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 05:12:43,925 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 126 [2021-08-13 05:12:43,925 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand