/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe027_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 15:00:38,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 15:00:38,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 15:00:38,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 15:00:38,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 15:00:38,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 15:00:38,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 15:00:38,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 15:00:38,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 15:00:38,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 15:00:38,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 15:00:38,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 15:00:38,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 15:00:38,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 15:00:38,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 15:00:38,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 15:00:38,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 15:00:38,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 15:00:38,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 15:00:38,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 15:00:38,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 15:00:38,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 15:00:38,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 15:00:38,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 15:00:38,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-25 15:00:38,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 15:00:38,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 15:00:38,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 15:00:38,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 15:00:38,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 15:00:38,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 15:00:38,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 15:00:38,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 15:00:38,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 15:00:38,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 15:00:38,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 15:00:38,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf [2021-03-25 15:00:38,311 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 15:00:38,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 15:00:38,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 15:00:38,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 15:00:38,317 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 15:00:38,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 15:00:38,317 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 15:00:38,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 15:00:38,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 15:00:38,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 15:00:38,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 15:00:38,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 15:00:38,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 15:00:38,318 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 15:00:38,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 15:00:38,318 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 15:00:38,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 15:00:38,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 15:00:38,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 15:00:38,319 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 15:00:38,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 15:00:38,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 15:00:38,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 15:00:38,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 15:00:38,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 15:00:38,320 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 15:00:38,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 15:00:38,320 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 15:00:38,320 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 15:00:38,320 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 15:00:38,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 15:00:38,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 15:00:38,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 15:00:38,645 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-25 15:00:38,647 INFO L275 PluginConnector]: CDTParser initialized [2021-03-25 15:00:38,648 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_rmo.oepc.i [2021-03-25 15:00:38,724 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2809ad7ff/78b6ee4aae39458dbc5c7507686393f0/FLAGb9e2d0e85 [2021-03-25 15:00:39,295 INFO L306 CDTParser]: Found 1 translation units. [2021-03-25 15:00:39,295 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_rmo.oepc.i [2021-03-25 15:00:39,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2809ad7ff/78b6ee4aae39458dbc5c7507686393f0/FLAGb9e2d0e85 [2021-03-25 15:00:39,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2809ad7ff/78b6ee4aae39458dbc5c7507686393f0 [2021-03-25 15:00:39,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 15:00:39,566 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-25 15:00:39,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-25 15:00:39,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-25 15:00:39,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-25 15:00:39,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 03:00:39" (1/1) ... [2021-03-25 15:00:39,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d4b9d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 03:00:39, skipping insertion in model container [2021-03-25 15:00:39,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 03:00:39" (1/1) ... [2021-03-25 15:00:39,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-25 15:00:39,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-25 15:00:39,752 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_rmo.oepc.i[993,1006] [2021-03-25 15:00:40,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 15:00:40,013 INFO L203 MainTranslator]: Completed pre-run [2021-03-25 15:00:40,026 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_rmo.oepc.i[993,1006] [2021-03-25 15:00:40,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 15:00:40,127 INFO L208 MainTranslator]: Completed translation [2021-03-25 15:00:40,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 03:00:40 WrapperNode [2021-03-25 15:00:40,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-25 15:00:40,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 15:00:40,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 15:00:40,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 15:00:40,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 03:00:40" (1/1) ... [2021-03-25 15:00:40,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 03:00:40" (1/1) ... [2021-03-25 15:00:40,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 15:00:40,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 15:00:40,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 15:00:40,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 15:00:40,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 03:00:40" (1/1) ... [2021-03-25 15:00:40,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 03:00:40" (1/1) ... [2021-03-25 15:00:40,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 03:00:40" (1/1) ... [2021-03-25 15:00:40,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 03:00:40" (1/1) ... [2021-03-25 15:00:40,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 03:00:40" (1/1) ... [2021-03-25 15:00:40,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 03:00:40" (1/1) ... [2021-03-25 15:00:40,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 03:00:40" (1/1) ... [2021-03-25 15:00:40,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 15:00:40,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 15:00:40,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 15:00:40,256 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 15:00:40,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 03:00:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 15:00:40,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-25 15:00:40,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-25 15:00:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-25 15:00:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-25 15:00:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-25 15:00:40,334 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-25 15:00:40,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-25 15:00:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-25 15:00:40,335 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-25 15:00:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-25 15:00:40,335 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-25 15:00:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-25 15:00:40,335 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-25 15:00:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-25 15:00:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-25 15:00:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 15:00:40,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 15:00:40,337 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 15:00:42,630 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 15:00:42,630 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-03-25 15:00:42,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 03:00:42 BoogieIcfgContainer [2021-03-25 15:00:42,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 15:00:42,633 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 15:00:42,633 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 15:00:42,636 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 15:00:42,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.03 03:00:39" (1/3) ... [2021-03-25 15:00:42,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a6b71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 03:00:42, skipping insertion in model container [2021-03-25 15:00:42,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 03:00:40" (2/3) ... [2021-03-25 15:00:42,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a6b71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 03:00:42, skipping insertion in model container [2021-03-25 15:00:42,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 03:00:42" (3/3) ... [2021-03-25 15:00:42,638 INFO L111 eAbstractionObserver]: Analyzing ICFG safe027_rmo.oepc.i [2021-03-25 15:00:42,644 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 15:00:42,648 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-25 15:00:42,648 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 15:00:42,696 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,697 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,697 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,697 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,697 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,697 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,697 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,697 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,698 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,698 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,698 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,698 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,698 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,698 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,698 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,698 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,699 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,699 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,699 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,699 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,699 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,700 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,700 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,700 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,700 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,700 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,700 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,701 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,701 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,701 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,701 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,701 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,702 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,702 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,702 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,702 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,702 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,702 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,702 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,702 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,702 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,704 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,706 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,706 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,706 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,706 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,706 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,706 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,706 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,706 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,706 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,707 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,707 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,707 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,707 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,707 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,707 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,708 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,708 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,708 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,708 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,708 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,708 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,709 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,710 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,710 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,710 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,710 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,710 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,710 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,710 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,710 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,711 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,711 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,711 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,711 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,711 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,711 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,711 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,711 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,711 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,712 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,714 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,714 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,714 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,714 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,714 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,715 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,715 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,715 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,715 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,715 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,715 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,715 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,715 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,716 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,716 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,716 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,716 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,716 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,716 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,716 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,716 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,717 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,717 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,717 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,717 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,717 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,717 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,717 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,717 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,717 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,717 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,718 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,718 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,718 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,718 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,718 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,718 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,718 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,718 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,718 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,718 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,718 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,718 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,719 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,719 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,719 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,719 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,719 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,719 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,719 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,719 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,719 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,719 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,719 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,720 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,720 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,720 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,720 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,720 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,720 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,720 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,720 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,720 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,720 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,721 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,721 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,721 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,721 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,723 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,723 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,723 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,723 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,723 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,723 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,723 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,723 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,723 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,723 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,723 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,724 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,724 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,724 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,724 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,724 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,724 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,724 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,724 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,724 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,724 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,724 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,724 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,725 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,725 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,725 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,725 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,725 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,725 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,725 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,725 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,725 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,725 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,725 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,726 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,726 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,726 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,726 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,726 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,726 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,726 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,726 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,726 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,726 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,728 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,728 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,728 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,728 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,729 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,729 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,729 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,729 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,729 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,729 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,729 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,729 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,730 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,730 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,730 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,730 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,730 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,730 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,730 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,730 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,730 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,731 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,731 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,731 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,731 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,731 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,731 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,731 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,732 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,732 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,732 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,732 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,732 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,732 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,735 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,736 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,736 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,736 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,736 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,736 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,736 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,736 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,736 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,736 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,737 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,737 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,737 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,737 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,737 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,737 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,737 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,737 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,739 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,739 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,739 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,739 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,740 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,740 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,740 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,740 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,740 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,740 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,740 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,741 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,741 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,741 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,742 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,742 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,744 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,744 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,744 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,744 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,744 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,744 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,744 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,745 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,745 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,746 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,746 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 15:00:42,747 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-25 15:00:42,762 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-25 15:00:42,780 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 15:00:42,780 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 15:00:42,781 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 15:00:42,781 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 15:00:42,781 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 15:00:42,781 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 15:00:42,781 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 15:00:42,781 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 15:00:42,791 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 140 places, 129 transitions, 278 flow [2021-03-25 15:00:42,831 INFO L129 PetriNetUnfolder]: 2/125 cut-off events. [2021-03-25 15:00:42,832 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 15:00:42,835 INFO L84 FinitePrefix]: Finished finitePrefix Result has 138 conditions, 125 events. 2/125 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 68 event pairs, 0 based on Foata normal form. 0/122 useless extension candidates. Maximal degree in co-relation 70. Up to 2 conditions per place. [2021-03-25 15:00:42,835 INFO L82 GeneralOperation]: Start removeDead. Operand has 140 places, 129 transitions, 278 flow [2021-03-25 15:00:42,839 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 123 places, 111 transitions, 234 flow [2021-03-25 15:00:42,841 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 15:00:42,851 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 123 places, 111 transitions, 234 flow [2021-03-25 15:00:42,853 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 123 places, 111 transitions, 234 flow [2021-03-25 15:00:42,855 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 123 places, 111 transitions, 234 flow [2021-03-25 15:00:42,874 INFO L129 PetriNetUnfolder]: 1/111 cut-off events. [2021-03-25 15:00:42,874 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 15:00:42,874 INFO L84 FinitePrefix]: Finished finitePrefix Result has 124 conditions, 111 events. 1/111 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 57 event pairs, 0 based on Foata normal form. 0/110 useless extension candidates. Maximal degree in co-relation 56. Up to 2 conditions per place. [2021-03-25 15:00:42,877 INFO L142 LiptonReduction]: Number of co-enabled transitions 1358 [2021-03-25 15:00:44,467 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 238 DAG size of output: 197 [2021-03-25 15:00:44,782 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2021-03-25 15:00:46,188 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 322 DAG size of output: 277 [2021-03-25 15:00:46,806 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 274 [2021-03-25 15:00:46,986 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2021-03-25 15:00:47,380 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-03-25 15:00:47,500 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-03-25 15:00:51,171 INFO L154 LiptonReduction]: Checked pairs total: 1686 [2021-03-25 15:00:51,171 INFO L156 LiptonReduction]: Total number of compositions: 70 [2021-03-25 15:00:51,173 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8333 [2021-03-25 15:00:51,190 INFO L129 PetriNetUnfolder]: 1/43 cut-off events. [2021-03-25 15:00:51,190 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 15:00:51,190 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 15:00:51,192 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 15:00:51,194 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 15:00:51,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 15:00:51,199 INFO L82 PathProgramCache]: Analyzing trace with hash -743590034, now seen corresponding path program 1 times [2021-03-25 15:00:51,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 15:00:51,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511604105] [2021-03-25 15:00:51,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 15:00:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 15:00:51,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:00:51,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 15:00:51,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:00:51,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:00:51,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:00:51,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:00:51,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:00:51,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 15:00:51,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:00:51,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 15:00:51,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 15:00:51,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511604105] [2021-03-25 15:00:51,607 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 15:00:51,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 15:00:51,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729053006] [2021-03-25 15:00:51,614 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 15:00:51,615 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 15:00:51,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 15:00:51,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-25 15:00:51,628 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 182 out of 199 [2021-03-25 15:00:51,632 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 44 transitions, 100 flow. Second operand has 5 states, 5 states have (on average 182.8) internal successors, (914), 5 states have internal predecessors, (914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:51,632 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 15:00:51,632 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 182 of 199 [2021-03-25 15:00:51,633 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 15:00:51,670 INFO L129 PetriNetUnfolder]: 0/46 cut-off events. [2021-03-25 15:00:51,670 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 15:00:51,670 INFO L84 FinitePrefix]: Finished finitePrefix Result has 66 conditions, 46 events. 0/46 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 38 event pairs, 0 based on Foata normal form. 4/49 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-03-25 15:00:51,672 INFO L132 encePairwiseOnDemand]: 194/199 looper letters, 2 selfloop transitions, 2 changer transitions 3/44 dead transitions. [2021-03-25 15:00:51,672 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 44 transitions, 112 flow [2021-03-25 15:00:51,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 15:00:51,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 15:00:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 920 transitions. [2021-03-25 15:00:51,686 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9246231155778895 [2021-03-25 15:00:51,687 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 920 transitions. [2021-03-25 15:00:51,687 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 920 transitions. [2021-03-25 15:00:51,689 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 15:00:51,691 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 920 transitions. [2021-03-25 15:00:51,695 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 184.0) internal successors, (920), 5 states have internal predecessors, (920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:51,704 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 199.0) internal successors, (1194), 6 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:51,705 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 199.0) internal successors, (1194), 6 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:51,707 INFO L185 Difference]: Start difference. First operand has 56 places, 44 transitions, 100 flow. Second operand 5 states and 920 transitions. [2021-03-25 15:00:51,708 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 44 transitions, 112 flow [2021-03-25 15:00:51,710 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 44 transitions, 108 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-25 15:00:51,712 INFO L241 Difference]: Finished difference. Result has 58 places, 41 transitions, 102 flow [2021-03-25 15:00:51,714 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=199, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=102, PETRI_PLACES=58, PETRI_TRANSITIONS=41} [2021-03-25 15:00:51,714 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, 2 predicate places. [2021-03-25 15:00:51,715 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 15:00:51,715 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 41 transitions, 102 flow [2021-03-25 15:00:51,715 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 41 transitions, 102 flow [2021-03-25 15:00:51,716 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 55 places, 41 transitions, 102 flow [2021-03-25 15:00:51,722 INFO L129 PetriNetUnfolder]: 0/41 cut-off events. [2021-03-25 15:00:51,722 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-25 15:00:51,723 INFO L84 FinitePrefix]: Finished finitePrefix Result has 60 conditions, 41 events. 0/41 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 26 event pairs, 0 based on Foata normal form. 0/41 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-25 15:00:51,723 INFO L142 LiptonReduction]: Number of co-enabled transitions 238 [2021-03-25 15:00:54,755 INFO L154 LiptonReduction]: Checked pairs total: 897 [2021-03-25 15:00:54,755 INFO L156 LiptonReduction]: Total number of compositions: 15 [2021-03-25 15:00:54,756 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3041 [2021-03-25 15:00:54,757 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 26 transitions, 72 flow [2021-03-25 15:00:54,757 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 182.8) internal successors, (914), 5 states have internal predecessors, (914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:54,757 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 15:00:54,758 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 15:00:54,758 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 15:00:54,758 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 15:00:54,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 15:00:54,760 INFO L82 PathProgramCache]: Analyzing trace with hash -1576491683, now seen corresponding path program 1 times [2021-03-25 15:00:54,760 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 15:00:54,760 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439901099] [2021-03-25 15:00:54,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 15:00:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 15:00:54,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:00:54,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 15:00:54,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:00:54,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:00:54,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:00:54,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 15:00:54,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:00:54,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 15:00:54,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:00:54,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 15:00:54,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 15:00:54,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439901099] [2021-03-25 15:00:54,877 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 15:00:54,877 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 15:00:54,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695120329] [2021-03-25 15:00:54,879 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 15:00:54,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 15:00:54,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 15:00:54,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-25 15:00:54,881 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 186 out of 214 [2021-03-25 15:00:54,883 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 26 transitions, 72 flow. Second operand has 6 states, 6 states have (on average 187.0) internal successors, (1122), 6 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:54,883 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 15:00:54,883 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 186 of 214 [2021-03-25 15:00:54,883 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 15:00:54,915 INFO L129 PetriNetUnfolder]: 5/46 cut-off events. [2021-03-25 15:00:54,915 INFO L130 PetriNetUnfolder]: For 55/79 co-relation queries the response was YES. [2021-03-25 15:00:54,915 INFO L84 FinitePrefix]: Finished finitePrefix Result has 93 conditions, 46 events. 5/46 cut-off events. For 55/79 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 136 event pairs, 1 based on Foata normal form. 2/46 useless extension candidates. Maximal degree in co-relation 76. Up to 7 conditions per place. [2021-03-25 15:00:54,916 INFO L132 encePairwiseOnDemand]: 209/214 looper letters, 4 selfloop transitions, 4 changer transitions 1/29 dead transitions. [2021-03-25 15:00:54,916 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 29 transitions, 99 flow [2021-03-25 15:00:54,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 15:00:54,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 15:00:54,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 755 transitions. [2021-03-25 15:00:54,918 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8820093457943925 [2021-03-25 15:00:54,918 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 755 transitions. [2021-03-25 15:00:54,918 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 755 transitions. [2021-03-25 15:00:54,919 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 15:00:54,919 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 755 transitions. [2021-03-25 15:00:54,921 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 188.75) internal successors, (755), 4 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:54,923 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 214.0) internal successors, (1070), 5 states have internal predecessors, (1070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:54,924 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 214.0) internal successors, (1070), 5 states have internal predecessors, (1070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:54,924 INFO L185 Difference]: Start difference. First operand has 40 places, 26 transitions, 72 flow. Second operand 4 states and 755 transitions. [2021-03-25 15:00:54,924 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 29 transitions, 99 flow [2021-03-25 15:00:54,925 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 29 transitions, 89 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-03-25 15:00:54,925 INFO L241 Difference]: Finished difference. Result has 41 places, 26 transitions, 82 flow [2021-03-25 15:00:54,925 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=64, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=82, PETRI_PLACES=41, PETRI_TRANSITIONS=26} [2021-03-25 15:00:54,926 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, -15 predicate places. [2021-03-25 15:00:54,926 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 15:00:54,926 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 41 places, 26 transitions, 82 flow [2021-03-25 15:00:54,926 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 41 places, 26 transitions, 82 flow [2021-03-25 15:00:54,927 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 41 places, 26 transitions, 82 flow [2021-03-25 15:00:54,931 INFO L129 PetriNetUnfolder]: 0/26 cut-off events. [2021-03-25 15:00:54,931 INFO L130 PetriNetUnfolder]: For 7/8 co-relation queries the response was YES. [2021-03-25 15:00:54,931 INFO L84 FinitePrefix]: Finished finitePrefix Result has 50 conditions, 26 events. 0/26 cut-off events. For 7/8 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 28 event pairs, 0 based on Foata normal form. 0/26 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-03-25 15:00:54,932 INFO L142 LiptonReduction]: Number of co-enabled transitions 210 [2021-03-25 15:00:55,562 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-25 15:00:55,759 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-03-25 15:00:55,958 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-03-25 15:00:56,141 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-03-25 15:00:56,311 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-03-25 15:00:56,971 WARN L205 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 169 [2021-03-25 15:00:57,268 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2021-03-25 15:00:57,934 WARN L205 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 169 [2021-03-25 15:00:58,257 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2021-03-25 15:00:58,260 INFO L154 LiptonReduction]: Checked pairs total: 788 [2021-03-25 15:00:58,260 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 15:00:58,261 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3335 [2021-03-25 15:00:58,261 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 22 transitions, 72 flow [2021-03-25 15:00:58,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 187.0) internal successors, (1122), 6 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:58,262 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 15:00:58,262 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 15:00:58,262 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 15:00:58,263 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 15:00:58,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 15:00:58,263 INFO L82 PathProgramCache]: Analyzing trace with hash -967568625, now seen corresponding path program 1 times [2021-03-25 15:00:58,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 15:00:58,263 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177852357] [2021-03-25 15:00:58,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 15:00:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 15:00:58,327 INFO L142 QuantifierPusher]: treesize reduction 17, result has 19.0 percent of original size [2021-03-25 15:00:58,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 15:00:58,331 INFO L142 QuantifierPusher]: treesize reduction 16, result has 33.3 percent of original size [2021-03-25 15:00:58,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 15:00:58,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 15:00:58,338 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177852357] [2021-03-25 15:00:58,338 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 15:00:58,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 15:00:58,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960737186] [2021-03-25 15:00:58,339 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 15:00:58,339 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 15:00:58,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 15:00:58,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-25 15:00:58,341 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 197 out of 218 [2021-03-25 15:00:58,342 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 22 transitions, 72 flow. Second operand has 4 states, 4 states have (on average 197.75) internal successors, (791), 4 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:58,342 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 15:00:58,342 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 197 of 218 [2021-03-25 15:00:58,343 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 15:00:58,365 INFO L129 PetriNetUnfolder]: 0/22 cut-off events. [2021-03-25 15:00:58,365 INFO L130 PetriNetUnfolder]: For 15/17 co-relation queries the response was YES. [2021-03-25 15:00:58,365 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49 conditions, 22 events. 0/22 cut-off events. For 15/17 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 26 event pairs, 0 based on Foata normal form. 1/23 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-03-25 15:00:58,365 INFO L132 encePairwiseOnDemand]: 215/218 looper letters, 1 selfloop transitions, 2 changer transitions 0/22 dead transitions. [2021-03-25 15:00:58,365 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 22 transitions, 78 flow [2021-03-25 15:00:58,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 15:00:58,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 15:00:58,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 595 transitions. [2021-03-25 15:00:58,368 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9097859327217125 [2021-03-25 15:00:58,368 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 595 transitions. [2021-03-25 15:00:58,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 595 transitions. [2021-03-25 15:00:58,368 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 15:00:58,368 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 595 transitions. [2021-03-25 15:00:58,370 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 198.33333333333334) internal successors, (595), 3 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:58,371 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 218.0) internal successors, (872), 4 states have internal predecessors, (872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:58,372 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 218.0) internal successors, (872), 4 states have internal predecessors, (872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:58,372 INFO L185 Difference]: Start difference. First operand has 37 places, 22 transitions, 72 flow. Second operand 3 states and 595 transitions. [2021-03-25 15:00:58,372 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 22 transitions, 78 flow [2021-03-25 15:00:58,374 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 35 places, 22 transitions, 64 flow, removed 3 selfloop flow, removed 4 redundant places. [2021-03-25 15:00:58,374 INFO L241 Difference]: Finished difference. Result has 36 places, 22 transitions, 66 flow [2021-03-25 15:00:58,375 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=58, PETRI_DIFFERENCE_MINUEND_PLACES=33, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=66, PETRI_PLACES=36, PETRI_TRANSITIONS=22} [2021-03-25 15:00:58,375 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, -20 predicate places. [2021-03-25 15:00:58,375 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 15:00:58,375 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 36 places, 22 transitions, 66 flow [2021-03-25 15:00:58,376 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 36 places, 22 transitions, 66 flow [2021-03-25 15:00:58,376 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 36 places, 22 transitions, 66 flow [2021-03-25 15:00:58,381 INFO L129 PetriNetUnfolder]: 0/22 cut-off events. [2021-03-25 15:00:58,381 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 15:00:58,381 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41 conditions, 22 events. 0/22 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 26 event pairs, 0 based on Foata normal form. 0/22 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-25 15:00:58,382 INFO L142 LiptonReduction]: Number of co-enabled transitions 208 [2021-03-25 15:00:58,438 INFO L154 LiptonReduction]: Checked pairs total: 180 [2021-03-25 15:00:58,439 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 15:00:58,439 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 64 [2021-03-25 15:00:58,440 INFO L480 AbstractCegarLoop]: Abstraction has has 36 places, 22 transitions, 66 flow [2021-03-25 15:00:58,440 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 197.75) internal successors, (791), 4 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:58,440 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 15:00:58,441 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 15:00:58,441 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 15:00:58,441 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 15:00:58,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 15:00:58,441 INFO L82 PathProgramCache]: Analyzing trace with hash -1078542993, now seen corresponding path program 1 times [2021-03-25 15:00:58,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 15:00:58,442 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618987307] [2021-03-25 15:00:58,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 15:00:58,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 15:00:58,611 INFO L142 QuantifierPusher]: treesize reduction 11, result has 90.8 percent of original size [2021-03-25 15:00:58,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2021-03-25 15:00:58,682 INFO L142 QuantifierPusher]: treesize reduction 19, result has 85.2 percent of original size [2021-03-25 15:00:58,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2021-03-25 15:00:58,689 INFO L142 QuantifierPusher]: treesize reduction 27, result has 79.4 percent of original size [2021-03-25 15:00:58,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-03-25 15:00:58,758 INFO L142 QuantifierPusher]: treesize reduction 26, result has 80.7 percent of original size [2021-03-25 15:00:58,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2021-03-25 15:00:58,837 INFO L142 QuantifierPusher]: treesize reduction 17, result has 79.8 percent of original size [2021-03-25 15:00:58,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-25 15:00:58,886 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-25 15:00:58,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 15:00:58,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 15:00:58,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618987307] [2021-03-25 15:00:58,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 15:00:58,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 15:00:58,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381399998] [2021-03-25 15:00:58,902 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 15:00:58,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 15:00:58,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 15:00:58,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-25 15:00:58,904 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 218 [2021-03-25 15:00:58,906 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 36 places, 22 transitions, 66 flow. Second operand has 7 states, 7 states have (on average 136.0) internal successors, (952), 7 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:58,906 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 15:00:58,906 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 218 [2021-03-25 15:00:58,906 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 15:00:59,075 INFO L129 PetriNetUnfolder]: 46/121 cut-off events. [2021-03-25 15:00:59,075 INFO L130 PetriNetUnfolder]: For 27/27 co-relation queries the response was YES. [2021-03-25 15:00:59,077 INFO L84 FinitePrefix]: Finished finitePrefix Result has 277 conditions, 121 events. 46/121 cut-off events. For 27/27 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 441 event pairs, 9 based on Foata normal form. 1/119 useless extension candidates. Maximal degree in co-relation 266. Up to 71 conditions per place. [2021-03-25 15:00:59,078 INFO L132 encePairwiseOnDemand]: 210/218 looper letters, 13 selfloop transitions, 9 changer transitions 0/34 dead transitions. [2021-03-25 15:00:59,078 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 34 transitions, 141 flow [2021-03-25 15:00:59,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 15:00:59,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 15:00:59,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 563 transitions. [2021-03-25 15:00:59,081 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6456422018348624 [2021-03-25 15:00:59,081 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 563 transitions. [2021-03-25 15:00:59,081 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 563 transitions. [2021-03-25 15:00:59,082 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 15:00:59,083 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 563 transitions. [2021-03-25 15:00:59,086 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 140.75) internal successors, (563), 4 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:59,089 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 218.0) internal successors, (1090), 5 states have internal predecessors, (1090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:59,089 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 218.0) internal successors, (1090), 5 states have internal predecessors, (1090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:00:59,089 INFO L185 Difference]: Start difference. First operand has 36 places, 22 transitions, 66 flow. Second operand 4 states and 563 transitions. [2021-03-25 15:00:59,089 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 34 transitions, 141 flow [2021-03-25 15:00:59,091 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 34 transitions, 135 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 15:00:59,092 INFO L241 Difference]: Finished difference. Result has 39 places, 30 transitions, 124 flow [2021-03-25 15:00:59,092 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=124, PETRI_PLACES=39, PETRI_TRANSITIONS=30} [2021-03-25 15:00:59,093 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, -17 predicate places. [2021-03-25 15:00:59,093 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 15:00:59,093 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 39 places, 30 transitions, 124 flow [2021-03-25 15:00:59,093 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 39 places, 30 transitions, 124 flow [2021-03-25 15:00:59,094 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 39 places, 30 transitions, 124 flow [2021-03-25 15:00:59,112 INFO L129 PetriNetUnfolder]: 9/65 cut-off events. [2021-03-25 15:00:59,112 INFO L130 PetriNetUnfolder]: For 11/12 co-relation queries the response was YES. [2021-03-25 15:00:59,114 INFO L84 FinitePrefix]: Finished finitePrefix Result has 142 conditions, 65 events. 9/65 cut-off events. For 11/12 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 240 event pairs, 0 based on Foata normal form. 1/66 useless extension candidates. Maximal degree in co-relation 131. Up to 14 conditions per place. [2021-03-25 15:00:59,116 INFO L142 LiptonReduction]: Number of co-enabled transitions 282 [2021-03-25 15:01:00,500 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 194 [2021-03-25 15:01:00,798 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2021-03-25 15:01:02,189 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 318 DAG size of output: 274 [2021-03-25 15:01:02,843 WARN L205 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2021-03-25 15:01:02,887 INFO L154 LiptonReduction]: Checked pairs total: 456 [2021-03-25 15:01:02,887 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 15:01:02,888 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3795 [2021-03-25 15:01:02,888 INFO L480 AbstractCegarLoop]: Abstraction has has 39 places, 30 transitions, 126 flow [2021-03-25 15:01:02,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 136.0) internal successors, (952), 7 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:02,889 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 15:01:02,889 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 15:01:02,889 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 15:01:02,889 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 15:01:02,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 15:01:02,890 INFO L82 PathProgramCache]: Analyzing trace with hash -582953563, now seen corresponding path program 2 times [2021-03-25 15:01:02,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 15:01:02,890 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175774542] [2021-03-25 15:01:02,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 15:01:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 15:01:03,000 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-25 15:01:03,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 15:01:03,038 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.0 percent of original size [2021-03-25 15:01:03,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-25 15:01:03,074 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.2 percent of original size [2021-03-25 15:01:03,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-25 15:01:03,127 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.2 percent of original size [2021-03-25 15:01:03,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-25 15:01:03,131 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.7 percent of original size [2021-03-25 15:01:03,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 15:01:03,178 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-03-25 15:01:03,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 15:01:03,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 15:01:03,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175774542] [2021-03-25 15:01:03,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 15:01:03,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 15:01:03,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663820711] [2021-03-25 15:01:03,194 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 15:01:03,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 15:01:03,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 15:01:03,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 15:01:03,196 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 138 out of 219 [2021-03-25 15:01:03,197 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 30 transitions, 126 flow. Second operand has 7 states, 7 states have (on average 139.0) internal successors, (973), 7 states have internal predecessors, (973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:03,197 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 15:01:03,197 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 138 of 219 [2021-03-25 15:01:03,198 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 15:01:03,363 INFO L129 PetriNetUnfolder]: 43/118 cut-off events. [2021-03-25 15:01:03,364 INFO L130 PetriNetUnfolder]: For 84/98 co-relation queries the response was YES. [2021-03-25 15:01:03,364 INFO L84 FinitePrefix]: Finished finitePrefix Result has 338 conditions, 118 events. 43/118 cut-off events. For 84/98 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 434 event pairs, 7 based on Foata normal form. 9/126 useless extension candidates. Maximal degree in co-relation 325. Up to 51 conditions per place. [2021-03-25 15:01:03,365 INFO L132 encePairwiseOnDemand]: 215/219 looper letters, 18 selfloop transitions, 8 changer transitions 0/38 dead transitions. [2021-03-25 15:01:03,365 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 38 transitions, 209 flow [2021-03-25 15:01:03,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 15:01:03,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 15:01:03,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 573 transitions. [2021-03-25 15:01:03,370 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6541095890410958 [2021-03-25 15:01:03,370 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 573 transitions. [2021-03-25 15:01:03,370 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 573 transitions. [2021-03-25 15:01:03,371 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 15:01:03,371 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 573 transitions. [2021-03-25 15:01:03,372 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 143.25) internal successors, (573), 4 states have internal predecessors, (573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:03,374 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 219.0) internal successors, (1095), 5 states have internal predecessors, (1095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:03,374 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 219.0) internal successors, (1095), 5 states have internal predecessors, (1095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:03,374 INFO L185 Difference]: Start difference. First operand has 39 places, 30 transitions, 126 flow. Second operand 4 states and 573 transitions. [2021-03-25 15:01:03,374 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 38 transitions, 209 flow [2021-03-25 15:01:03,375 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 38 transitions, 209 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 15:01:03,376 INFO L241 Difference]: Finished difference. Result has 44 places, 33 transitions, 170 flow [2021-03-25 15:01:03,376 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=219, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=170, PETRI_PLACES=44, PETRI_TRANSITIONS=33} [2021-03-25 15:01:03,377 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, -12 predicate places. [2021-03-25 15:01:03,377 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 15:01:03,377 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 44 places, 33 transitions, 170 flow [2021-03-25 15:01:03,377 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 44 places, 33 transitions, 170 flow [2021-03-25 15:01:03,378 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 44 places, 33 transitions, 170 flow [2021-03-25 15:01:03,391 INFO L129 PetriNetUnfolder]: 10/66 cut-off events. [2021-03-25 15:01:03,391 INFO L130 PetriNetUnfolder]: For 51/55 co-relation queries the response was YES. [2021-03-25 15:01:03,391 INFO L84 FinitePrefix]: Finished finitePrefix Result has 175 conditions, 66 events. 10/66 cut-off events. For 51/55 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 237 event pairs, 1 based on Foata normal form. 1/67 useless extension candidates. Maximal degree in co-relation 160. Up to 15 conditions per place. [2021-03-25 15:01:03,392 INFO L142 LiptonReduction]: Number of co-enabled transitions 300 [2021-03-25 15:01:04,080 WARN L205 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 194 [2021-03-25 15:01:04,414 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2021-03-25 15:01:05,827 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 318 DAG size of output: 274 [2021-03-25 15:01:06,524 WARN L205 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2021-03-25 15:01:06,574 INFO L154 LiptonReduction]: Checked pairs total: 518 [2021-03-25 15:01:06,574 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 15:01:06,574 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3197 [2021-03-25 15:01:06,575 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 33 transitions, 172 flow [2021-03-25 15:01:06,575 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 139.0) internal successors, (973), 7 states have internal predecessors, (973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:06,576 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 15:01:06,576 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 15:01:06,576 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 15:01:06,576 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 15:01:06,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 15:01:06,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1348541987, now seen corresponding path program 1 times [2021-03-25 15:01:06,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 15:01:06,577 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855359887] [2021-03-25 15:01:06,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 15:01:06,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 15:01:06,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:06,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:06,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:06,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:06,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:06,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 15:01:06,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 15:01:06,634 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855359887] [2021-03-25 15:01:06,634 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 15:01:06,634 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 15:01:06,634 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993135871] [2021-03-25 15:01:06,634 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 15:01:06,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 15:01:06,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 15:01:06,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 15:01:06,636 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 220 [2021-03-25 15:01:06,636 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 33 transitions, 172 flow. Second operand has 4 states, 4 states have (on average 191.75) internal successors, (767), 4 states have internal predecessors, (767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:06,637 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 15:01:06,637 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 220 [2021-03-25 15:01:06,637 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 15:01:06,724 INFO L129 PetriNetUnfolder]: 169/358 cut-off events. [2021-03-25 15:01:06,724 INFO L130 PetriNetUnfolder]: For 184/192 co-relation queries the response was YES. [2021-03-25 15:01:06,726 INFO L84 FinitePrefix]: Finished finitePrefix Result has 842 conditions, 358 events. 169/358 cut-off events. For 184/192 co-relation queries the response was YES. Maximal size of possible extension queue 64. Compared 1927 event pairs, 73 based on Foata normal form. 34/367 useless extension candidates. Maximal degree in co-relation 825. Up to 229 conditions per place. [2021-03-25 15:01:06,728 INFO L132 encePairwiseOnDemand]: 213/220 looper letters, 10 selfloop transitions, 10 changer transitions 0/46 dead transitions. [2021-03-25 15:01:06,729 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 46 transitions, 238 flow [2021-03-25 15:01:06,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 15:01:06,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 15:01:06,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 977 transitions. [2021-03-25 15:01:06,732 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8881818181818182 [2021-03-25 15:01:06,732 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 977 transitions. [2021-03-25 15:01:06,732 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 977 transitions. [2021-03-25 15:01:06,732 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 15:01:06,732 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 977 transitions. [2021-03-25 15:01:06,734 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 195.4) internal successors, (977), 5 states have internal predecessors, (977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:06,736 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 220.0) internal successors, (1320), 6 states have internal predecessors, (1320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:06,736 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 220.0) internal successors, (1320), 6 states have internal predecessors, (1320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:06,737 INFO L185 Difference]: Start difference. First operand has 44 places, 33 transitions, 172 flow. Second operand 5 states and 977 transitions. [2021-03-25 15:01:06,737 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 46 transitions, 238 flow [2021-03-25 15:01:06,740 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 46 transitions, 232 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 15:01:06,742 INFO L241 Difference]: Finished difference. Result has 50 places, 42 transitions, 241 flow [2021-03-25 15:01:06,742 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=166, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=241, PETRI_PLACES=50, PETRI_TRANSITIONS=42} [2021-03-25 15:01:06,742 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, -6 predicate places. [2021-03-25 15:01:06,742 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 15:01:06,742 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 42 transitions, 241 flow [2021-03-25 15:01:06,742 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 42 transitions, 241 flow [2021-03-25 15:01:06,743 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 50 places, 42 transitions, 241 flow [2021-03-25 15:01:06,785 INFO L129 PetriNetUnfolder]: 182/367 cut-off events. [2021-03-25 15:01:06,785 INFO L130 PetriNetUnfolder]: For 357/462 co-relation queries the response was YES. [2021-03-25 15:01:06,787 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1112 conditions, 367 events. 182/367 cut-off events. For 357/462 co-relation queries the response was YES. Maximal size of possible extension queue 65. Compared 2010 event pairs, 73 based on Foata normal form. 1/334 useless extension candidates. Maximal degree in co-relation 1093. Up to 262 conditions per place. [2021-03-25 15:01:06,791 INFO L142 LiptonReduction]: Number of co-enabled transitions 462 [2021-03-25 15:01:06,805 INFO L154 LiptonReduction]: Checked pairs total: 450 [2021-03-25 15:01:06,805 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 15:01:06,805 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 63 [2021-03-25 15:01:06,808 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 41 transitions, 235 flow [2021-03-25 15:01:06,808 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 191.75) internal successors, (767), 4 states have internal predecessors, (767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:06,808 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 15:01:06,808 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 15:01:06,808 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 15:01:06,808 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 15:01:06,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 15:01:06,809 INFO L82 PathProgramCache]: Analyzing trace with hash 1096709624, now seen corresponding path program 1 times [2021-03-25 15:01:06,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 15:01:06,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63821556] [2021-03-25 15:01:06,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 15:01:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 15:01:06,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:06,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:06,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:06,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:06,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:06,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:06,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:06,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 15:01:06,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 15:01:06,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63821556] [2021-03-25 15:01:06,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 15:01:06,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 15:01:06,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385333183] [2021-03-25 15:01:06,918 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 15:01:06,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 15:01:06,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 15:01:06,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-25 15:01:06,920 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 220 [2021-03-25 15:01:06,921 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 41 transitions, 235 flow. Second operand has 5 states, 5 states have (on average 191.8) internal successors, (959), 5 states have internal predecessors, (959), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:06,921 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 15:01:06,921 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 220 [2021-03-25 15:01:06,921 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 15:01:07,004 INFO L129 PetriNetUnfolder]: 117/277 cut-off events. [2021-03-25 15:01:07,004 INFO L130 PetriNetUnfolder]: For 370/572 co-relation queries the response was YES. [2021-03-25 15:01:07,005 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1056 conditions, 277 events. 117/277 cut-off events. For 370/572 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 1402 event pairs, 18 based on Foata normal form. 59/323 useless extension candidates. Maximal degree in co-relation 1035. Up to 195 conditions per place. [2021-03-25 15:01:07,007 INFO L132 encePairwiseOnDemand]: 213/220 looper letters, 10 selfloop transitions, 14 changer transitions 0/50 dead transitions. [2021-03-25 15:01:07,007 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 50 transitions, 335 flow [2021-03-25 15:01:07,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 15:01:07,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 15:01:07,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1172 transitions. [2021-03-25 15:01:07,010 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8878787878787879 [2021-03-25 15:01:07,010 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1172 transitions. [2021-03-25 15:01:07,010 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1172 transitions. [2021-03-25 15:01:07,011 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 15:01:07,011 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1172 transitions. [2021-03-25 15:01:07,013 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 195.33333333333334) internal successors, (1172), 6 states have internal predecessors, (1172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,015 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 220.0) internal successors, (1540), 7 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,016 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 220.0) internal successors, (1540), 7 states have internal predecessors, (1540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,016 INFO L185 Difference]: Start difference. First operand has 50 places, 41 transitions, 235 flow. Second operand 6 states and 1172 transitions. [2021-03-25 15:01:07,017 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 50 transitions, 335 flow [2021-03-25 15:01:07,019 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 50 transitions, 328 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-25 15:01:07,021 INFO L241 Difference]: Finished difference. Result has 54 places, 46 transitions, 324 flow [2021-03-25 15:01:07,021 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=204, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=324, PETRI_PLACES=54, PETRI_TRANSITIONS=46} [2021-03-25 15:01:07,021 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, -2 predicate places. [2021-03-25 15:01:07,021 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 15:01:07,021 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 46 transitions, 324 flow [2021-03-25 15:01:07,022 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 46 transitions, 324 flow [2021-03-25 15:01:07,022 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 46 transitions, 324 flow [2021-03-25 15:01:07,053 INFO L129 PetriNetUnfolder]: 125/285 cut-off events. [2021-03-25 15:01:07,053 INFO L130 PetriNetUnfolder]: For 787/1118 co-relation queries the response was YES. [2021-03-25 15:01:07,055 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1240 conditions, 285 events. 125/285 cut-off events. For 787/1118 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 1433 event pairs, 18 based on Foata normal form. 8/276 useless extension candidates. Maximal degree in co-relation 1218. Up to 204 conditions per place. [2021-03-25 15:01:07,058 INFO L142 LiptonReduction]: Number of co-enabled transitions 498 [2021-03-25 15:01:07,075 INFO L154 LiptonReduction]: Checked pairs total: 398 [2021-03-25 15:01:07,076 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 15:01:07,076 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 55 [2021-03-25 15:01:07,077 INFO L480 AbstractCegarLoop]: Abstraction has has 54 places, 45 transitions, 316 flow [2021-03-25 15:01:07,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 191.8) internal successors, (959), 5 states have internal predecessors, (959), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,079 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 15:01:07,079 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 15:01:07,079 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-25 15:01:07,079 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 15:01:07,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 15:01:07,080 INFO L82 PathProgramCache]: Analyzing trace with hash -1334005576, now seen corresponding path program 1 times [2021-03-25 15:01:07,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 15:01:07,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446046387] [2021-03-25 15:01:07,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 15:01:07,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 15:01:07,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:07,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:07,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:07,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:07,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 15:01:07,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 15:01:07,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446046387] [2021-03-25 15:01:07,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 15:01:07,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 15:01:07,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363855127] [2021-03-25 15:01:07,187 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 15:01:07,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 15:01:07,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 15:01:07,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 15:01:07,189 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 220 [2021-03-25 15:01:07,190 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 45 transitions, 316 flow. Second operand has 6 states, 6 states have (on average 191.83333333333334) internal successors, (1151), 6 states have internal predecessors, (1151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,190 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 15:01:07,190 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 220 [2021-03-25 15:01:07,190 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 15:01:07,275 INFO L129 PetriNetUnfolder]: 68/183 cut-off events. [2021-03-25 15:01:07,276 INFO L130 PetriNetUnfolder]: For 613/908 co-relation queries the response was YES. [2021-03-25 15:01:07,279 INFO L84 FinitePrefix]: Finished finitePrefix Result has 889 conditions, 183 events. 68/183 cut-off events. For 613/908 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 760 event pairs, 2 based on Foata normal form. 72/247 useless extension candidates. Maximal degree in co-relation 865. Up to 123 conditions per place. [2021-03-25 15:01:07,280 INFO L132 encePairwiseOnDemand]: 213/220 looper letters, 6 selfloop transitions, 18 changer transitions 4/54 dead transitions. [2021-03-25 15:01:07,281 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 54 transitions, 458 flow [2021-03-25 15:01:07,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 15:01:07,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 15:01:07,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1367 transitions. [2021-03-25 15:01:07,285 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8876623376623377 [2021-03-25 15:01:07,285 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1367 transitions. [2021-03-25 15:01:07,285 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1367 transitions. [2021-03-25 15:01:07,286 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 15:01:07,286 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1367 transitions. [2021-03-25 15:01:07,289 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 195.28571428571428) internal successors, (1367), 7 states have internal predecessors, (1367), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,291 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 220.0) internal successors, (1760), 8 states have internal predecessors, (1760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,292 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 220.0) internal successors, (1760), 8 states have internal predecessors, (1760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,292 INFO L185 Difference]: Start difference. First operand has 54 places, 45 transitions, 316 flow. Second operand 7 states and 1367 transitions. [2021-03-25 15:01:07,292 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 54 transitions, 458 flow [2021-03-25 15:01:07,296 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 54 transitions, 394 flow, removed 27 selfloop flow, removed 4 redundant places. [2021-03-25 15:01:07,299 INFO L241 Difference]: Finished difference. Result has 57 places, 50 transitions, 374 flow [2021-03-25 15:01:07,299 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=236, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=374, PETRI_PLACES=57, PETRI_TRANSITIONS=50} [2021-03-25 15:01:07,299 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, 1 predicate places. [2021-03-25 15:01:07,300 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 15:01:07,300 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 50 transitions, 374 flow [2021-03-25 15:01:07,300 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 50 transitions, 374 flow [2021-03-25 15:01:07,300 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 57 places, 50 transitions, 374 flow [2021-03-25 15:01:07,320 INFO L129 PetriNetUnfolder]: 68/181 cut-off events. [2021-03-25 15:01:07,321 INFO L130 PetriNetUnfolder]: For 414/455 co-relation queries the response was YES. [2021-03-25 15:01:07,322 INFO L84 FinitePrefix]: Finished finitePrefix Result has 763 conditions, 181 events. 68/181 cut-off events. For 414/455 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 829 event pairs, 2 based on Foata normal form. 2/174 useless extension candidates. Maximal degree in co-relation 740. Up to 110 conditions per place. [2021-03-25 15:01:07,323 INFO L142 LiptonReduction]: Number of co-enabled transitions 438 [2021-03-25 15:01:07,336 INFO L154 LiptonReduction]: Checked pairs total: 519 [2021-03-25 15:01:07,336 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 15:01:07,337 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 37 [2021-03-25 15:01:07,337 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 49 transitions, 364 flow [2021-03-25 15:01:07,338 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 191.83333333333334) internal successors, (1151), 6 states have internal predecessors, (1151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,338 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 15:01:07,338 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 15:01:07,338 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-25 15:01:07,338 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 15:01:07,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 15:01:07,339 INFO L82 PathProgramCache]: Analyzing trace with hash 1930801124, now seen corresponding path program 1 times [2021-03-25 15:01:07,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 15:01:07,339 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428604189] [2021-03-25 15:01:07,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 15:01:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 15:01:07,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 15:01:07,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:07,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:07,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 15:01:07,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428604189] [2021-03-25 15:01:07,418 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 15:01:07,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 15:01:07,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703187737] [2021-03-25 15:01:07,419 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 15:01:07,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 15:01:07,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 15:01:07,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 15:01:07,420 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 220 [2021-03-25 15:01:07,421 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 49 transitions, 364 flow. Second operand has 4 states, 4 states have (on average 192.25) internal successors, (769), 4 states have internal predecessors, (769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,421 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 15:01:07,421 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 220 [2021-03-25 15:01:07,421 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 15:01:07,491 INFO L129 PetriNetUnfolder]: 108/283 cut-off events. [2021-03-25 15:01:07,491 INFO L130 PetriNetUnfolder]: For 698/829 co-relation queries the response was YES. [2021-03-25 15:01:07,492 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1126 conditions, 283 events. 108/283 cut-off events. For 698/829 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 1431 event pairs, 4 based on Foata normal form. 18/278 useless extension candidates. Maximal degree in co-relation 1101. Up to 154 conditions per place. [2021-03-25 15:01:07,494 INFO L132 encePairwiseOnDemand]: 217/220 looper letters, 9 selfloop transitions, 2 changer transitions 0/49 dead transitions. [2021-03-25 15:01:07,494 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 49 transitions, 358 flow [2021-03-25 15:01:07,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 15:01:07,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 15:01:07,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 776 transitions. [2021-03-25 15:01:07,497 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8818181818181818 [2021-03-25 15:01:07,497 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 776 transitions. [2021-03-25 15:01:07,497 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 776 transitions. [2021-03-25 15:01:07,497 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 15:01:07,497 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 776 transitions. [2021-03-25 15:01:07,499 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 194.0) internal successors, (776), 4 states have internal predecessors, (776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,500 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 220.0) internal successors, (1100), 5 states have internal predecessors, (1100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,501 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 220.0) internal successors, (1100), 5 states have internal predecessors, (1100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,502 INFO L185 Difference]: Start difference. First operand has 57 places, 49 transitions, 364 flow. Second operand 4 states and 776 transitions. [2021-03-25 15:01:07,502 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 49 transitions, 358 flow [2021-03-25 15:01:07,506 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 49 transitions, 317 flow, removed 14 selfloop flow, removed 4 redundant places. [2021-03-25 15:01:07,508 INFO L241 Difference]: Finished difference. Result has 56 places, 46 transitions, 288 flow [2021-03-25 15:01:07,508 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=275, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=288, PETRI_PLACES=56, PETRI_TRANSITIONS=46} [2021-03-25 15:01:07,508 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, 0 predicate places. [2021-03-25 15:01:07,508 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 15:01:07,508 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 56 places, 46 transitions, 288 flow [2021-03-25 15:01:07,509 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 56 places, 46 transitions, 288 flow [2021-03-25 15:01:07,509 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 46 transitions, 288 flow [2021-03-25 15:01:07,537 INFO L129 PetriNetUnfolder]: 93/249 cut-off events. [2021-03-25 15:01:07,537 INFO L130 PetriNetUnfolder]: For 366/407 co-relation queries the response was YES. [2021-03-25 15:01:07,538 INFO L84 FinitePrefix]: Finished finitePrefix Result has 829 conditions, 249 events. 93/249 cut-off events. For 366/407 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1258 event pairs, 4 based on Foata normal form. 3/233 useless extension candidates. Maximal degree in co-relation 806. Up to 101 conditions per place. [2021-03-25 15:01:07,540 INFO L142 LiptonReduction]: Number of co-enabled transitions 392 [2021-03-25 15:01:07,547 INFO L154 LiptonReduction]: Checked pairs total: 54 [2021-03-25 15:01:07,547 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 15:01:07,547 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 39 [2021-03-25 15:01:07,548 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 46 transitions, 288 flow [2021-03-25 15:01:07,548 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 192.25) internal successors, (769), 4 states have internal predecessors, (769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,548 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 15:01:07,548 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 15:01:07,548 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-25 15:01:07,549 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 15:01:07,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 15:01:07,549 INFO L82 PathProgramCache]: Analyzing trace with hash -1197503818, now seen corresponding path program 2 times [2021-03-25 15:01:07,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 15:01:07,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470227258] [2021-03-25 15:01:07,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 15:01:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 15:01:07,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:07,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:07,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:07,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:07,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 15:01:07,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 15:01:07,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 15:01:07,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 15:01:07,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470227258] [2021-03-25 15:01:07,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 15:01:07,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 15:01:07,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66173382] [2021-03-25 15:01:07,656 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 15:01:07,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 15:01:07,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 15:01:07,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-25 15:01:07,658 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 220 [2021-03-25 15:01:07,659 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 46 transitions, 288 flow. Second operand has 7 states, 7 states have (on average 191.85714285714286) internal successors, (1343), 7 states have internal predecessors, (1343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,660 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 15:01:07,660 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 220 [2021-03-25 15:01:07,660 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 15:01:07,795 INFO L129 PetriNetUnfolder]: 83/222 cut-off events. [2021-03-25 15:01:07,795 INFO L130 PetriNetUnfolder]: For 392/634 co-relation queries the response was YES. [2021-03-25 15:01:07,797 INFO L84 FinitePrefix]: Finished finitePrefix Result has 883 conditions, 222 events. 83/222 cut-off events. For 392/634 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1037 event pairs, 0 based on Foata normal form. 79/279 useless extension candidates. Maximal degree in co-relation 858. Up to 90 conditions per place. [2021-03-25 15:01:07,798 INFO L132 encePairwiseOnDemand]: 213/220 looper letters, 2 selfloop transitions, 18 changer transitions 4/51 dead transitions. [2021-03-25 15:01:07,798 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 51 transitions, 384 flow [2021-03-25 15:01:07,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 15:01:07,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 15:01:07,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1554 transitions. [2021-03-25 15:01:07,803 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8829545454545454 [2021-03-25 15:01:07,803 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1554 transitions. [2021-03-25 15:01:07,803 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1554 transitions. [2021-03-25 15:01:07,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 15:01:07,804 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1554 transitions. [2021-03-25 15:01:07,807 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 194.25) internal successors, (1554), 8 states have internal predecessors, (1554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,809 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 220.0) internal successors, (1980), 9 states have internal predecessors, (1980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,810 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 220.0) internal successors, (1980), 9 states have internal predecessors, (1980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:07,810 INFO L185 Difference]: Start difference. First operand has 56 places, 46 transitions, 288 flow. Second operand 8 states and 1554 transitions. [2021-03-25 15:01:07,810 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 51 transitions, 384 flow [2021-03-25 15:01:07,813 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 51 transitions, 348 flow, removed 11 selfloop flow, removed 4 redundant places. [2021-03-25 15:01:07,814 INFO L241 Difference]: Finished difference. Result has 62 places, 47 transitions, 320 flow [2021-03-25 15:01:07,814 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=260, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=320, PETRI_PLACES=62, PETRI_TRANSITIONS=47} [2021-03-25 15:01:07,815 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, 6 predicate places. [2021-03-25 15:01:07,815 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 15:01:07,815 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 62 places, 47 transitions, 320 flow [2021-03-25 15:01:07,815 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 62 places, 47 transitions, 320 flow [2021-03-25 15:01:07,816 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 47 transitions, 320 flow [2021-03-25 15:01:07,843 INFO L129 PetriNetUnfolder]: 77/214 cut-off events. [2021-03-25 15:01:07,843 INFO L130 PetriNetUnfolder]: For 408/492 co-relation queries the response was YES. [2021-03-25 15:01:07,844 INFO L84 FinitePrefix]: Finished finitePrefix Result has 825 conditions, 214 events. 77/214 cut-off events. For 408/492 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 1067 event pairs, 0 based on Foata normal form. 3/198 useless extension candidates. Maximal degree in co-relation 801. Up to 84 conditions per place. [2021-03-25 15:01:07,847 INFO L142 LiptonReduction]: Number of co-enabled transitions 368 [2021-03-25 15:01:08,001 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-25 15:01:08,265 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-25 15:01:08,436 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-25 15:01:09,157 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 193 [2021-03-25 15:01:09,461 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2021-03-25 15:01:10,931 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 318 DAG size of output: 273 [2021-03-25 15:01:11,533 WARN L205 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2021-03-25 15:01:11,752 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2021-03-25 15:01:11,901 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2021-03-25 15:01:12,185 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2021-03-25 15:01:12,476 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2021-03-25 15:01:12,514 INFO L154 LiptonReduction]: Checked pairs total: 158 [2021-03-25 15:01:12,515 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 15:01:12,515 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4700 [2021-03-25 15:01:12,515 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 43 transitions, 302 flow [2021-03-25 15:01:12,516 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 191.85714285714286) internal successors, (1343), 7 states have internal predecessors, (1343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 15:01:12,516 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 15:01:12,516 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 15:01:12,516 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-25 15:01:12,516 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 15:01:12,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 15:01:12,517 INFO L82 PathProgramCache]: Analyzing trace with hash -1158916259, now seen corresponding path program 1 times [2021-03-25 15:01:12,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 15:01:12,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235122412] [2021-03-25 15:01:12,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 15:01:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 15:01:12,574 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 15:01:12,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 15:01:12,642 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 15:01:12,685 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 15:01:12,685 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 15:01:12,686 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-25 15:01:12,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 03:01:12 BasicIcfg [2021-03-25 15:01:12,819 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 15:01:12,821 INFO L168 Benchmark]: Toolchain (without parser) took 33252.97 ms. Allocated memory was 255.9 MB in the beginning and 746.6 MB in the end (delta: 490.7 MB). Free memory was 234.2 MB in the beginning and 296.0 MB in the end (delta: -61.8 MB). Peak memory consumption was 427.8 MB. Max. memory is 16.0 GB. [2021-03-25 15:01:12,822 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 15:01:12,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 560.12 ms. Allocated memory was 255.9 MB in the beginning and 348.1 MB in the end (delta: 92.3 MB). Free memory was 233.6 MB in the beginning and 306.6 MB in the end (delta: -73.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. [2021-03-25 15:01:12,822 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.77 ms. Allocated memory is still 348.1 MB. Free memory was 306.6 MB in the beginning and 304.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 15:01:12,822 INFO L168 Benchmark]: Boogie Preprocessor took 70.43 ms. Allocated memory is still 348.1 MB. Free memory was 304.6 MB in the beginning and 301.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 15:01:12,825 INFO L168 Benchmark]: RCFGBuilder took 2376.60 ms. Allocated memory is still 348.1 MB. Free memory was 301.8 MB in the beginning and 313.7 MB in the end (delta: -12.0 MB). Peak memory consumption was 182.0 MB. Max. memory is 16.0 GB. [2021-03-25 15:01:12,826 INFO L168 Benchmark]: TraceAbstraction took 30185.54 ms. Allocated memory was 348.1 MB in the beginning and 746.6 MB in the end (delta: 398.5 MB). Free memory was 313.7 MB in the beginning and 296.0 MB in the end (delta: 17.7 MB). Peak memory consumption was 415.1 MB. Max. memory is 16.0 GB. [2021-03-25 15:01:12,830 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 560.12 ms. Allocated memory was 255.9 MB in the beginning and 348.1 MB in the end (delta: 92.3 MB). Free memory was 233.6 MB in the beginning and 306.6 MB in the end (delta: -73.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 55.77 ms. Allocated memory is still 348.1 MB. Free memory was 306.6 MB in the beginning and 304.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 70.43 ms. Allocated memory is still 348.1 MB. Free memory was 304.6 MB in the beginning and 301.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2376.60 ms. Allocated memory is still 348.1 MB. Free memory was 301.8 MB in the beginning and 313.7 MB in the end (delta: -12.0 MB). Peak memory consumption was 182.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 30185.54 ms. Allocated memory was 348.1 MB in the beginning and 746.6 MB in the end (delta: 398.5 MB). Free memory was 313.7 MB in the beginning and 296.0 MB in the end (delta: 17.7 MB). Peak memory consumption was 415.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8317.8ms, 123 PlacesBefore, 56 PlacesAfterwards, 111 TransitionsBefore, 44 TransitionsAfterwards, 1358 CoEnabledTransitionPairs, 4 FixpointIterations, 41 TrivialSequentialCompositions, 28 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 70 TotalNumberOfCompositions, 1686 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1033, positive: 990, positive conditional: 0, positive unconditional: 990, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 861, positive: 830, positive conditional: 0, positive unconditional: 830, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 861, positive: 830, positive conditional: 0, positive unconditional: 830, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 861, positive: 817, positive conditional: 0, positive unconditional: 817, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2361, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 473, negative conditional: 0, negative unconditional: 473, unknown: 1846, unknown conditional: 0, unknown unconditional: 1846] ], Cache Queries: [ total: 1033, positive: 160, positive conditional: 0, positive unconditional: 160, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 861, unknown conditional: 0, unknown unconditional: 861] , Statistics on independence cache: Total cache size (in pairs): 83, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3040.4ms, 58 PlacesBefore, 40 PlacesAfterwards, 41 TransitionsBefore, 26 TransitionsAfterwards, 238 CoEnabledTransitionPairs, 4 FixpointIterations, 14 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 15 TotalNumberOfCompositions, 897 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 231, positive: 166, positive conditional: 0, positive unconditional: 166, negative: 65, negative conditional: 0, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45, positive: 32, positive conditional: 0, positive unconditional: 32, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 45, positive: 32, positive conditional: 0, positive unconditional: 32, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 45, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1563, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 167, negative conditional: 0, negative unconditional: 167, unknown: 1385, unknown conditional: 0, unknown unconditional: 1385] ], Cache Queries: [ total: 231, positive: 134, positive conditional: 0, positive unconditional: 134, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 45, unknown conditional: 0, unknown unconditional: 45] , Statistics on independence cache: Total cache size (in pairs): 107, Positive cache size: 87, Positive conditional cache size: 0, Positive unconditional cache size: 87, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3333.9ms, 41 PlacesBefore, 37 PlacesAfterwards, 26 TransitionsBefore, 22 TransitionsAfterwards, 210 CoEnabledTransitionPairs, 4 FixpointIterations, 4 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 788 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 240, positive: 180, positive conditional: 0, positive unconditional: 180, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 72, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 240, positive: 174, positive conditional: 0, positive unconditional: 174, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 10, unknown conditional: 0, unknown unconditional: 10] , Statistics on independence cache: Total cache size (in pairs): 117, Positive cache size: 93, Positive conditional cache size: 0, Positive unconditional cache size: 93, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 63.0ms, 36 PlacesBefore, 36 PlacesAfterwards, 22 TransitionsBefore, 22 TransitionsAfterwards, 208 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 180 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 37, positive conditional: 0, positive unconditional: 37, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 55, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 55, negative conditional: 0, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 51, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , Statistics on independence cache: Total cache size (in pairs): 123, Positive cache size: 97, Positive conditional cache size: 0, Positive unconditional cache size: 97, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3794.1ms, 39 PlacesBefore, 39 PlacesAfterwards, 30 TransitionsBefore, 30 TransitionsAfterwards, 282 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 456 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 105, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 673, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 596, unknown conditional: 0, unknown unconditional: 596] ], Cache Queries: [ total: 105, positive: 72, positive conditional: 0, positive unconditional: 72, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , Statistics on independence cache: Total cache size (in pairs): 124, Positive cache size: 101, Positive conditional cache size: 0, Positive unconditional cache size: 101, Negative cache size: 23, Negative conditional cache size: 0, Negative unconditional cache size: 23 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3196.8ms, 44 PlacesBefore, 44 PlacesAfterwards, 33 TransitionsBefore, 33 TransitionsAfterwards, 300 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 518 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 89, positive: 61, positive conditional: 0, positive unconditional: 61, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 33, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 89, positive: 61, positive conditional: 0, positive unconditional: 61, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 125, Positive cache size: 101, Positive conditional cache size: 0, Positive unconditional cache size: 101, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 63.0ms, 50 PlacesBefore, 50 PlacesAfterwards, 42 TransitionsBefore, 41 TransitionsAfterwards, 462 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 450 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 45, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 45, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 93, Positive conditional cache size: 0, Positive unconditional cache size: 93, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 53.9ms, 54 PlacesBefore, 54 PlacesAfterwards, 46 TransitionsBefore, 45 TransitionsAfterwards, 498 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 398 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 35, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 35, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 10, unknown conditional: 0, unknown unconditional: 10] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 93, Positive conditional cache size: 0, Positive unconditional cache size: 93, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 36.4ms, 57 PlacesBefore, 57 PlacesAfterwards, 50 TransitionsBefore, 49 TransitionsAfterwards, 438 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 519 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 33, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 33, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 93, Positive conditional cache size: 0, Positive unconditional cache size: 93, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 38.6ms, 56 PlacesBefore, 56 PlacesAfterwards, 46 TransitionsBefore, 46 TransitionsAfterwards, 392 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 54 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 93, Positive conditional cache size: 0, Positive unconditional cache size: 93, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4699.4ms, 62 PlacesBefore, 57 PlacesAfterwards, 47 TransitionsBefore, 43 TransitionsAfterwards, 368 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 158 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 74, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 13, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 138, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 138, negative conditional: 0, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 74, positive: 56, positive conditional: 0, positive unconditional: 56, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 13, unknown conditional: 0, unknown unconditional: 13] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 65, Positive conditional cache size: 0, Positive unconditional cache size: 65, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L711] 0 int __unbuffered_cnt = 0; [L713] 0 int __unbuffered_p0_EAX = 0; [L714] 0 _Bool __unbuffered_p0_EAX$flush_delayed; [L715] 0 int __unbuffered_p0_EAX$mem_tmp; [L716] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; [L717] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; [L718] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; [L719] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; [L720] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd4; [L721] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; [L722] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; [L723] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; [L724] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; [L725] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd4; [L726] 0 _Bool __unbuffered_p0_EAX$read_delayed; [L727] 0 int *__unbuffered_p0_EAX$read_delayed_var; [L728] 0 int __unbuffered_p0_EAX$w_buff0; [L729] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; [L730] 0 int __unbuffered_p0_EAX$w_buff1; [L731] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; [L733] 0 int __unbuffered_p0_EBX = 0; [L735] 0 int __unbuffered_p2_EAX = 0; [L737] 0 int __unbuffered_p2_EBX = 0; [L738] 0 _Bool main$tmp_guard0; [L739] 0 _Bool main$tmp_guard1; [L741] 0 int x = 0; [L743] 0 int y = 0; [L744] 0 _Bool y$flush_delayed; [L745] 0 int y$mem_tmp; [L746] 0 _Bool y$r_buff0_thd0; [L747] 0 _Bool y$r_buff0_thd1; [L748] 0 _Bool y$r_buff0_thd2; [L749] 0 _Bool y$r_buff0_thd3; [L750] 0 _Bool y$r_buff0_thd4; [L751] 0 _Bool y$r_buff1_thd0; [L752] 0 _Bool y$r_buff1_thd1; [L753] 0 _Bool y$r_buff1_thd2; [L754] 0 _Bool y$r_buff1_thd3; [L755] 0 _Bool y$r_buff1_thd4; [L756] 0 _Bool y$read_delayed; [L757] 0 int *y$read_delayed_var; [L758] 0 int y$w_buff0; [L759] 0 _Bool y$w_buff0_used; [L760] 0 int y$w_buff1; [L761] 0 _Bool y$w_buff1_used; [L762] 0 _Bool weak$$choice0; [L763] 0 _Bool weak$$choice1; [L764] 0 _Bool weak$$choice2; [L863] 0 pthread_t t2433; [L864] FCALL, FORK 0 pthread_create(&t2433, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L865] 0 pthread_t t2434; [L866] FCALL, FORK 0 pthread_create(&t2434, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L867] 0 pthread_t t2435; [L768] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L769] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L770] 1 y$flush_delayed = weak$$choice2 [L771] EXPR 1 \read(y) [L771] 1 y$mem_tmp = y [L772] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L772] EXPR 1 \read(y) [L772] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L772] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L773] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L773] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0) [L773] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L773] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L774] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L774] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1) [L774] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L774] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L775] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L775] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used) [L775] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L775] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L776] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L776] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L776] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L776] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L777] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L777] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1) [L777] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L777] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L778] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L778] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L778] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L778] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L779] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L780] 1 __unbuffered_p0_EAX$read_delayed_var = &y [L781] EXPR 1 \read(y) [L781] 1 __unbuffered_p0_EAX = y [L782] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L782] EXPR 1 \read(y) [L782] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L782] 1 y = y$flush_delayed ? y$mem_tmp : y [L783] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=56, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L786] 1 __unbuffered_p0_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=56, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L798] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=56, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L868] FCALL, FORK 0 pthread_create(&t2435, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=56, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L869] 0 pthread_t t2436; [L810] 3 __unbuffered_p2_EAX = x [L813] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L814] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L815] 3 y$flush_delayed = weak$$choice2 [L816] EXPR 3 \read(y) [L816] 3 y$mem_tmp = y [L817] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L817] EXPR 3 \read(y) [L817] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L817] 3 y = !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L818] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L818] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0) [L818] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L818] 3 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L819] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L819] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1) [L819] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L819] 3 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L820] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L820] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used) [L820] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L820] 3 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L821] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L821] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] 3 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L822] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L822] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3) [L822] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L822] 3 y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L823] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L823] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L823] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L823] 3 y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L824] EXPR 3 \read(y) [L824] 3 __unbuffered_p2_EBX = y [L825] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L825] EXPR 3 \read(y) [L825] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L825] 3 y = y$flush_delayed ? y$mem_tmp : y [L826] 3 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=55, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L870] FCALL, FORK 0 pthread_create(&t2436, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=55, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L838] 4 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=55, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L841] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L841] EXPR 4 y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y [L841] EXPR 4 \read(y) [L841] EXPR 4 y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y [L841] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L841] 4 y = y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L842] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L842] 4 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L843] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L843] 4 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L844] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L844] 4 y$r_buff0_thd4 = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L845] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 [L845] 4 y$r_buff1_thd4 = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 [L791] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L793] 1 return 0; [L803] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L805] 2 return 0; [L831] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L833] 3 return 0; [L848] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L850] 4 return 0; [L872] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L4] COND FALSE 0 !(!cond) [L876] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L876] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L876] EXPR 0 \read(y) [L876] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L876] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L876] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L877] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L877] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L878] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L878] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L879] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L879] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L880] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L880] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L883] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L884] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L884] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L884] EXPR 0 \read(*__unbuffered_p0_EAX$read_delayed_var) [L884] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L884] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L884] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L885] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=1, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff0_thd4=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$r_buff1_thd4=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=55, weak$$choice1=255, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 128 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 12.8ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 29909.4ms, OverallIterations: 11, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1114.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8396.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 32 SDtfs, 32 SDslu, 29 SDs, 0 SdLazy, 297 SolverSat, 84 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 306.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 619.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=374occurred in iteration=8, InterpolantAutomatonStates: 50, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 51.6ms SsaConstructionTime, 553.2ms SatisfiabilityAnalysisTime, 1137.4ms InterpolantComputationTime, 213 NumberOfCodeBlocks, 213 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 182 ConstructedInterpolants, 0 QuantifiedInterpolants, 1586 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...