/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix000_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 23:54:30,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 23:54:30,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 23:54:30,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 23:54:30,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 23:54:30,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 23:54:30,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 23:54:30,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 23:54:30,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 23:54:30,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 23:54:30,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 23:54:30,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 23:54:30,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 23:54:30,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 23:54:30,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 23:54:30,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 23:54:30,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 23:54:30,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 23:54:30,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 23:54:30,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 23:54:30,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 23:54:30,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 23:54:30,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 23:54:30,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 23:54:30,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-25 23:54:30,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 23:54:30,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 23:54:30,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 23:54:30,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 23:54:30,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 23:54:30,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 23:54:30,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 23:54:30,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 23:54:30,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 23:54:30,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 23:54:30,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 23:54:30,332 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2021-03-25 23:54:30,366 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 23:54:30,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 23:54:30,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 23:54:30,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 23:54:30,369 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 23:54:30,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 23:54:30,370 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 23:54:30,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 23:54:30,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 23:54:30,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 23:54:30,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 23:54:30,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 23:54:30,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 23:54:30,372 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 23:54:30,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 23:54:30,372 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 23:54:30,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 23:54:30,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 23:54:30,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 23:54:30,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 23:54:30,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 23:54:30,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 23:54:30,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 23:54:30,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 23:54:30,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 23:54:30,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 23:54:30,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 23:54:30,374 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-03-25 23:54:30,374 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 23:54:30,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 23:54:30,374 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 23:54:30,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 23:54:30,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 23:54:30,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 23:54:30,680 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-25 23:54:30,680 INFO L275 PluginConnector]: CDTParser initialized [2021-03-25 23:54:30,681 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix000_power.opt.i [2021-03-25 23:54:30,736 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6816c4e1/7db386f042a54b199fbeab4313d042a6/FLAG0281dd640 [2021-03-25 23:54:31,259 INFO L306 CDTParser]: Found 1 translation units. [2021-03-25 23:54:31,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix000_power.opt.i [2021-03-25 23:54:31,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6816c4e1/7db386f042a54b199fbeab4313d042a6/FLAG0281dd640 [2021-03-25 23:54:31,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6816c4e1/7db386f042a54b199fbeab4313d042a6 [2021-03-25 23:54:31,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 23:54:31,549 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-25 23:54:31,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-25 23:54:31,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-25 23:54:31,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-25 23:54:31,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 11:54:31" (1/1) ... [2021-03-25 23:54:31,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18b9eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 11:54:31, skipping insertion in model container [2021-03-25 23:54:31,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 11:54:31" (1/1) ... [2021-03-25 23:54:31,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-25 23:54:31,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-25 23:54:31,723 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/mix000_power.opt.i[993,1006] [2021-03-25 23:54:31,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 23:54:31,943 INFO L203 MainTranslator]: Completed pre-run [2021-03-25 23:54:31,958 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/mix000_power.opt.i[993,1006] [2021-03-25 23:54:32,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 23:54:32,060 INFO L208 MainTranslator]: Completed translation [2021-03-25 23:54:32,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 11:54:32 WrapperNode [2021-03-25 23:54:32,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-25 23:54:32,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 23:54:32,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 23:54:32,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 23:54:32,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 11:54:32" (1/1) ... [2021-03-25 23:54:32,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 11:54:32" (1/1) ... [2021-03-25 23:54:32,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 23:54:32,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 23:54:32,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 23:54:32,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 23:54:32,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 11:54:32" (1/1) ... [2021-03-25 23:54:32,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 11:54:32" (1/1) ... [2021-03-25 23:54:32,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 11:54:32" (1/1) ... [2021-03-25 23:54:32,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 11:54:32" (1/1) ... [2021-03-25 23:54:32,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 11:54:32" (1/1) ... [2021-03-25 23:54:32,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 11:54:32" (1/1) ... [2021-03-25 23:54:32,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 11:54:32" (1/1) ... [2021-03-25 23:54:32,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 23:54:32,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 23:54:32,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 23:54:32,141 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 23:54:32,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 11:54:32" (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 23:54:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-25 23:54:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-25 23:54:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-25 23:54:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-25 23:54:32,209 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-25 23:54:32,209 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-25 23:54:32,210 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-25 23:54:32,210 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-25 23:54:32,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-25 23:54:32,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-25 23:54:32,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 23:54:32,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 23:54:32,212 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 23:54:33,867 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 23:54:33,867 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-25 23:54:33,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 11:54:33 BoogieIcfgContainer [2021-03-25 23:54:33,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 23:54:33,870 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 23:54:33,870 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 23:54:33,872 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 23:54:33,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.03 11:54:31" (1/3) ... [2021-03-25 23:54:33,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a182437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 11:54:33, skipping insertion in model container [2021-03-25 23:54:33,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 11:54:32" (2/3) ... [2021-03-25 23:54:33,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a182437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 11:54:33, skipping insertion in model container [2021-03-25 23:54:33,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 11:54:33" (3/3) ... [2021-03-25 23:54:33,875 INFO L111 eAbstractionObserver]: Analyzing ICFG mix000_power.opt.i [2021-03-25 23:54:33,880 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 23:54:33,884 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-25 23:54:33,884 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 23:54:33,915 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,915 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,915 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,915 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,915 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,916 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,916 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,918 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,918 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,918 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,918 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,918 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,918 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,918 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,918 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,918 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,919 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,919 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,919 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,919 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,919 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,919 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,919 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,919 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,919 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,920 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,920 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,920 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,920 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,920 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,920 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,922 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,922 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,922 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,922 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,922 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,922 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,922 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,922 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,923 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,923 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,923 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,923 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,923 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,923 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,923 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,923 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,923 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,924 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,924 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,924 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,924 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,924 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,924 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,924 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,924 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,924 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,926 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,926 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,926 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,928 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,929 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,929 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,929 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,929 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,930 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,930 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,930 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,930 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,930 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,931 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,931 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,944 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,944 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,944 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,944 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,944 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,944 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,945 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,945 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,945 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,947 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,947 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,947 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,947 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,947 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,947 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,947 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,948 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,948 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,948 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,948 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,948 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,948 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,948 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,948 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,949 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,949 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,949 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,949 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,949 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,949 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,949 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,949 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,950 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,950 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,950 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,951 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,952 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,952 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,952 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,952 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,952 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,952 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,952 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,953 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,955 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 23:54:33,957 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-25 23:54:33,972 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-25 23:54:33,989 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 23:54:33,990 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 23:54:33,990 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 23:54:33,990 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 23:54:33,990 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 23:54:33,990 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 23:54:33,990 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 23:54:33,990 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 23:54:33,999 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 84 transitions, 178 flow [2021-03-25 23:54:34,028 INFO L129 PetriNetUnfolder]: 2/82 cut-off events. [2021-03-25 23:54:34,029 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 23:54:34,031 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89 conditions, 82 events. 2/82 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 52 event pairs, 0 based on Foata normal form. 0/78 useless extension candidates. Maximal degree in co-relation 47. Up to 2 conditions per place. [2021-03-25 23:54:34,031 INFO L82 GeneralOperation]: Start removeDead. Operand has 89 places, 84 transitions, 178 flow [2021-03-25 23:54:34,035 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 87 places, 82 transitions, 170 flow [2021-03-25 23:54:34,037 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 23:54:34,047 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 87 places, 82 transitions, 170 flow [2021-03-25 23:54:34,049 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 87 places, 82 transitions, 170 flow [2021-03-25 23:54:34,050 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 82 transitions, 170 flow [2021-03-25 23:54:34,067 INFO L129 PetriNetUnfolder]: 2/82 cut-off events. [2021-03-25 23:54:34,067 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 23:54:34,067 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89 conditions, 82 events. 2/82 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 54 event pairs, 0 based on Foata normal form. 0/78 useless extension candidates. Maximal degree in co-relation 47. Up to 2 conditions per place. [2021-03-25 23:54:34,070 INFO L142 LiptonReduction]: Number of co-enabled transitions 982 [2021-03-25 23:54:34,614 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-25 23:54:34,974 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-03-25 23:54:35,104 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-25 23:54:36,602 INFO L154 LiptonReduction]: Checked pairs total: 1754 [2021-03-25 23:54:36,602 INFO L156 LiptonReduction]: Total number of compositions: 57 [2021-03-25 23:54:36,604 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2568 [2021-03-25 23:54:36,615 INFO L129 PetriNetUnfolder]: 0/15 cut-off events. [2021-03-25 23:54:36,616 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 23:54:36,616 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 23:54:36,616 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 23:54:36,617 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 23:54:36,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 23:54:36,622 INFO L82 PathProgramCache]: Analyzing trace with hash -1789041768, now seen corresponding path program 1 times [2021-03-25 23:54:36,628 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 23:54:36,629 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372666879] [2021-03-25 23:54:36,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 23:54:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 23:54:36,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:36,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 23:54:36,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:36,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 23:54:36,886 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 23:54:36,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372666879] [2021-03-25 23:54:36,888 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 23:54:36,888 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 23:54:36,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693214193] [2021-03-25 23:54:36,896 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 23:54:36,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 23:54:36,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 23:54:36,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 23:54:36,911 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 120 out of 141 [2021-03-25 23:54:36,915 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 33 transitions, 72 flow. Second operand has 3 states, 3 states have (on average 120.66666666666667) internal successors, (362), 3 states have internal predecessors, (362), 0 states have call successors, (0), 0 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 23:54:36,916 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 23:54:36,916 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 120 of 141 [2021-03-25 23:54:36,917 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 23:54:36,990 INFO L129 PetriNetUnfolder]: 13/83 cut-off events. [2021-03-25 23:54:36,990 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 23:54:36,991 INFO L84 FinitePrefix]: Finished finitePrefix Result has 120 conditions, 83 events. 13/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 253 event pairs, 5 based on Foata normal form. 8/83 useless extension candidates. Maximal degree in co-relation 103. Up to 25 conditions per place. [2021-03-25 23:54:36,992 INFO L132 encePairwiseOnDemand]: 137/141 looper letters, 6 selfloop transitions, 2 changer transitions 0/33 dead transitions. [2021-03-25 23:54:36,992 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 33 transitions, 88 flow [2021-03-25 23:54:36,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 23:54:36,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 23:54:37,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 371 transitions. [2021-03-25 23:54:37,008 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8770685579196218 [2021-03-25 23:54:37,009 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 371 transitions. [2021-03-25 23:54:37,009 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 371 transitions. [2021-03-25 23:54:37,012 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 23:54:37,014 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 371 transitions. [2021-03-25 23:54:37,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 123.66666666666667) internal successors, (371), 3 states have internal predecessors, (371), 0 states have call successors, (0), 0 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 23:54:37,026 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 0 states have call successors, (0), 0 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 23:54:37,026 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 0 states have call successors, (0), 0 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 23:54:37,028 INFO L185 Difference]: Start difference. First operand has 39 places, 33 transitions, 72 flow. Second operand 3 states and 371 transitions. [2021-03-25 23:54:37,029 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 33 transitions, 88 flow [2021-03-25 23:54:37,031 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 33 transitions, 86 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 23:54:37,032 INFO L241 Difference]: Finished difference. Result has 38 places, 31 transitions, 70 flow [2021-03-25 23:54:37,033 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=66, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=70, PETRI_PLACES=38, PETRI_TRANSITIONS=31} [2021-03-25 23:54:37,034 INFO L343 CegarLoopForPetriNet]: 39 programPoint places, -1 predicate places. [2021-03-25 23:54:37,034 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 23:54:37,034 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 38 places, 31 transitions, 70 flow [2021-03-25 23:54:37,035 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 38 places, 31 transitions, 70 flow [2021-03-25 23:54:37,035 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 38 places, 31 transitions, 70 flow [2021-03-25 23:54:37,039 INFO L129 PetriNetUnfolder]: 0/31 cut-off events. [2021-03-25 23:54:37,039 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 23:54:37,039 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 31 events. 0/31 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 28 event pairs, 0 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-25 23:54:37,040 INFO L142 LiptonReduction]: Number of co-enabled transitions 236 [2021-03-25 23:54:38,253 INFO L154 LiptonReduction]: Checked pairs total: 849 [2021-03-25 23:54:38,254 INFO L156 LiptonReduction]: Total number of compositions: 12 [2021-03-25 23:54:38,254 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1220 [2021-03-25 23:54:38,255 INFO L480 AbstractCegarLoop]: Abstraction has has 27 places, 20 transitions, 48 flow [2021-03-25 23:54:38,256 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 120.66666666666667) internal successors, (362), 3 states have internal predecessors, (362), 0 states have call successors, (0), 0 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 23:54:38,256 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 23:54:38,256 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 23:54:38,256 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 23:54:38,256 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 23:54:38,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 23:54:38,257 INFO L82 PathProgramCache]: Analyzing trace with hash 470763572, now seen corresponding path program 1 times [2021-03-25 23:54:38,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 23:54:38,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270627836] [2021-03-25 23:54:38,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 23:54:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 23:54:38,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:38,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 23:54:38,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:38,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 23:54:38,324 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-25 23:54:38,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 23:54:38,328 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 23:54:38,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270627836] [2021-03-25 23:54:38,328 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 23:54:38,328 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 23:54:38,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314688191] [2021-03-25 23:54:38,329 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 23:54:38,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 23:54:38,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 23:54:38,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 23:54:38,331 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 131 out of 153 [2021-03-25 23:54:38,332 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 27 places, 20 transitions, 48 flow. Second operand has 4 states, 4 states have (on average 131.75) internal successors, (527), 4 states have internal predecessors, (527), 0 states have call successors, (0), 0 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 23:54:38,332 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 23:54:38,332 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 131 of 153 [2021-03-25 23:54:38,332 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 23:54:38,352 INFO L129 PetriNetUnfolder]: 1/23 cut-off events. [2021-03-25 23:54:38,352 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 23:54:38,352 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38 conditions, 23 events. 1/23 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 44 event pairs, 0 based on Foata normal form. 0/21 useless extension candidates. Maximal degree in co-relation 28. Up to 3 conditions per place. [2021-03-25 23:54:38,352 INFO L132 encePairwiseOnDemand]: 149/153 looper letters, 1 selfloop transitions, 2 changer transitions 5/22 dead transitions. [2021-03-25 23:54:38,352 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 22 transitions, 64 flow [2021-03-25 23:54:38,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 23:54:38,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 23:54:38,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 662 transitions. [2021-03-25 23:54:38,355 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.865359477124183 [2021-03-25 23:54:38,355 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 662 transitions. [2021-03-25 23:54:38,355 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 662 transitions. [2021-03-25 23:54:38,355 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 23:54:38,355 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 662 transitions. [2021-03-25 23:54:38,357 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 132.4) internal successors, (662), 5 states have internal predecessors, (662), 0 states have call successors, (0), 0 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 23:54:38,359 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 153.0) internal successors, (918), 6 states have internal predecessors, (918), 0 states have call successors, (0), 0 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 23:54:38,360 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 153.0) internal successors, (918), 6 states have internal predecessors, (918), 0 states have call successors, (0), 0 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 23:54:38,360 INFO L185 Difference]: Start difference. First operand has 27 places, 20 transitions, 48 flow. Second operand 5 states and 662 transitions. [2021-03-25 23:54:38,360 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 22 transitions, 64 flow [2021-03-25 23:54:38,360 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 29 places, 22 transitions, 60 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 23:54:38,361 INFO L241 Difference]: Finished difference. Result has 30 places, 17 transitions, 46 flow [2021-03-25 23:54:38,361 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=44, PETRI_DIFFERENCE_MINUEND_PLACES=25, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=46, PETRI_PLACES=30, PETRI_TRANSITIONS=17} [2021-03-25 23:54:38,361 INFO L343 CegarLoopForPetriNet]: 39 programPoint places, -9 predicate places. [2021-03-25 23:54:38,361 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 23:54:38,361 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 30 places, 17 transitions, 46 flow [2021-03-25 23:54:38,362 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 30 places, 17 transitions, 46 flow [2021-03-25 23:54:38,362 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 25 places, 17 transitions, 46 flow [2021-03-25 23:54:38,364 INFO L129 PetriNetUnfolder]: 0/17 cut-off events. [2021-03-25 23:54:38,364 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 23:54:38,364 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28 conditions, 17 events. 0/17 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 18 event pairs, 0 based on Foata normal form. 0/17 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-25 23:54:38,364 INFO L142 LiptonReduction]: Number of co-enabled transitions 106 [2021-03-25 23:54:38,648 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-03-25 23:54:38,757 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-03-25 23:54:39,028 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-03-25 23:54:39,202 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-03-25 23:54:39,244 INFO L154 LiptonReduction]: Checked pairs total: 223 [2021-03-25 23:54:39,244 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 23:54:39,244 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 883 [2021-03-25 23:54:39,245 INFO L480 AbstractCegarLoop]: Abstraction has has 23 places, 15 transitions, 42 flow [2021-03-25 23:54:39,246 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 131.75) internal successors, (527), 4 states have internal predecessors, (527), 0 states have call successors, (0), 0 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 23:54:39,246 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 23:54:39,246 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 23:54:39,246 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 23:54:39,246 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 23:54:39,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 23:54:39,247 INFO L82 PathProgramCache]: Analyzing trace with hash 633706520, now seen corresponding path program 1 times [2021-03-25 23:54:39,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 23:54:39,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13742273] [2021-03-25 23:54:39,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 23:54:39,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 23:54:39,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:39,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 23:54:39,340 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-25 23:54:39,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 23:54:39,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 23:54:39,347 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13742273] [2021-03-25 23:54:39,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 23:54:39,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 23:54:39,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201843837] [2021-03-25 23:54:39,347 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 23:54:39,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 23:54:39,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 23:54:39,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-25 23:54:39,349 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 155 [2021-03-25 23:54:39,350 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 23 places, 15 transitions, 42 flow. Second operand has 4 states, 4 states have (on average 128.75) internal successors, (515), 4 states have internal predecessors, (515), 0 states have call successors, (0), 0 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 23:54:39,350 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 23:54:39,350 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 155 [2021-03-25 23:54:39,350 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 23:54:39,372 INFO L129 PetriNetUnfolder]: 8/34 cut-off events. [2021-03-25 23:54:39,372 INFO L130 PetriNetUnfolder]: For 9/11 co-relation queries the response was YES. [2021-03-25 23:54:39,372 INFO L84 FinitePrefix]: Finished finitePrefix Result has 74 conditions, 34 events. 8/34 cut-off events. For 9/11 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 79 event pairs, 2 based on Foata normal form. 2/34 useless extension candidates. Maximal degree in co-relation 64. Up to 19 conditions per place. [2021-03-25 23:54:39,372 INFO L132 encePairwiseOnDemand]: 152/155 looper letters, 6 selfloop transitions, 2 changer transitions 0/17 dead transitions. [2021-03-25 23:54:39,372 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 25 places, 17 transitions, 65 flow [2021-03-25 23:54:39,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 23:54:39,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 23:54:39,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 393 transitions. [2021-03-25 23:54:39,374 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8451612903225807 [2021-03-25 23:54:39,374 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 393 transitions. [2021-03-25 23:54:39,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 393 transitions. [2021-03-25 23:54:39,375 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 23:54:39,375 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 393 transitions. [2021-03-25 23:54:39,375 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 131.0) internal successors, (393), 3 states have internal predecessors, (393), 0 states have call successors, (0), 0 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 23:54:39,376 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 155.0) internal successors, (620), 4 states have internal predecessors, (620), 0 states have call successors, (0), 0 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 23:54:39,377 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 155.0) internal successors, (620), 4 states have internal predecessors, (620), 0 states have call successors, (0), 0 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 23:54:39,377 INFO L185 Difference]: Start difference. First operand has 23 places, 15 transitions, 42 flow. Second operand 3 states and 393 transitions. [2021-03-25 23:54:39,377 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 25 places, 17 transitions, 65 flow [2021-03-25 23:54:39,377 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 23 places, 17 transitions, 59 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 23:54:39,378 INFO L241 Difference]: Finished difference. Result has 24 places, 15 transitions, 46 flow [2021-03-25 23:54:39,378 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=38, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=15, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=13, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=46, PETRI_PLACES=24, PETRI_TRANSITIONS=15} [2021-03-25 23:54:39,378 INFO L343 CegarLoopForPetriNet]: 39 programPoint places, -15 predicate places. [2021-03-25 23:54:39,378 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 23:54:39,378 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 24 places, 15 transitions, 46 flow [2021-03-25 23:54:39,378 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 24 places, 15 transitions, 46 flow [2021-03-25 23:54:39,379 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 24 places, 15 transitions, 46 flow [2021-03-25 23:54:39,382 INFO L129 PetriNetUnfolder]: 0/15 cut-off events. [2021-03-25 23:54:39,382 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 23:54:39,382 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29 conditions, 15 events. 0/15 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 13 event pairs, 0 based on Foata normal form. 0/15 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-25 23:54:39,382 INFO L142 LiptonReduction]: Number of co-enabled transitions 84 [2021-03-25 23:54:39,423 INFO L154 LiptonReduction]: Checked pairs total: 94 [2021-03-25 23:54:39,423 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 23:54:39,423 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 45 [2021-03-25 23:54:39,424 INFO L480 AbstractCegarLoop]: Abstraction has has 24 places, 15 transitions, 46 flow [2021-03-25 23:54:39,424 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 128.75) internal successors, (515), 4 states have internal predecessors, (515), 0 states have call successors, (0), 0 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 23:54:39,425 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 23:54:39,425 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 23:54:39,425 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 23:54:39,425 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 23:54:39,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 23:54:39,425 INFO L82 PathProgramCache]: Analyzing trace with hash -1800646217, now seen corresponding path program 1 times [2021-03-25 23:54:39,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 23:54:39,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767393902] [2021-03-25 23:54:39,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 23:54:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 23:54:39,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:39,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 23:54:39,560 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-25 23:54:39,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 23:54:39,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:39,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 23:54:39,567 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 23:54:39,567 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767393902] [2021-03-25 23:54:39,567 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 23:54:39,567 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 23:54:39,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149156551] [2021-03-25 23:54:39,567 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 23:54:39,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 23:54:39,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 23:54:39,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 23:54:39,570 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 126 out of 155 [2021-03-25 23:54:39,571 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 24 places, 15 transitions, 46 flow. Second operand has 4 states, 4 states have (on average 126.75) internal successors, (507), 4 states have internal predecessors, (507), 0 states have call successors, (0), 0 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 23:54:39,571 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 23:54:39,571 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 126 of 155 [2021-03-25 23:54:39,571 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 23:54:39,603 INFO L129 PetriNetUnfolder]: 6/32 cut-off events. [2021-03-25 23:54:39,603 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-25 23:54:39,604 INFO L84 FinitePrefix]: Finished finitePrefix Result has 71 conditions, 32 events. 6/32 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 68 event pairs, 2 based on Foata normal form. 4/35 useless extension candidates. Maximal degree in co-relation 60. Up to 15 conditions per place. [2021-03-25 23:54:39,604 INFO L132 encePairwiseOnDemand]: 150/155 looper letters, 4 selfloop transitions, 3 changer transitions 5/22 dead transitions. [2021-03-25 23:54:39,604 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 28 places, 22 transitions, 84 flow [2021-03-25 23:54:39,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 23:54:39,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 23:54:39,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 644 transitions. [2021-03-25 23:54:39,607 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8309677419354838 [2021-03-25 23:54:39,607 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 644 transitions. [2021-03-25 23:54:39,607 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 644 transitions. [2021-03-25 23:54:39,607 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 23:54:39,607 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 644 transitions. [2021-03-25 23:54:39,609 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 128.8) internal successors, (644), 5 states have internal predecessors, (644), 0 states have call successors, (0), 0 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 23:54:39,610 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 155.0) internal successors, (930), 6 states have internal predecessors, (930), 0 states have call successors, (0), 0 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 23:54:39,611 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 155.0) internal successors, (930), 6 states have internal predecessors, (930), 0 states have call successors, (0), 0 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 23:54:39,611 INFO L185 Difference]: Start difference. First operand has 24 places, 15 transitions, 46 flow. Second operand 5 states and 644 transitions. [2021-03-25 23:54:39,611 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 28 places, 22 transitions, 84 flow [2021-03-25 23:54:39,612 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 26 places, 22 transitions, 80 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 23:54:39,612 INFO L241 Difference]: Finished difference. Result has 29 places, 17 transitions, 69 flow [2021-03-25 23:54:39,612 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=42, PETRI_DIFFERENCE_MINUEND_PLACES=22, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=15, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=69, PETRI_PLACES=29, PETRI_TRANSITIONS=17} [2021-03-25 23:54:39,613 INFO L343 CegarLoopForPetriNet]: 39 programPoint places, -10 predicate places. [2021-03-25 23:54:39,613 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 23:54:39,613 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 29 places, 17 transitions, 69 flow [2021-03-25 23:54:39,613 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 29 places, 17 transitions, 69 flow [2021-03-25 23:54:39,613 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 27 places, 17 transitions, 69 flow [2021-03-25 23:54:39,619 INFO L129 PetriNetUnfolder]: 5/27 cut-off events. [2021-03-25 23:54:39,619 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-03-25 23:54:39,619 INFO L84 FinitePrefix]: Finished finitePrefix Result has 72 conditions, 27 events. 5/27 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 47 event pairs, 2 based on Foata normal form. 0/27 useless extension candidates. Maximal degree in co-relation 60. Up to 12 conditions per place. [2021-03-25 23:54:39,620 INFO L142 LiptonReduction]: Number of co-enabled transitions 74 [2021-03-25 23:54:39,795 INFO L154 LiptonReduction]: Checked pairs total: 64 [2021-03-25 23:54:39,796 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 23:54:39,796 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 183 [2021-03-25 23:54:39,797 INFO L480 AbstractCegarLoop]: Abstraction has has 27 places, 17 transitions, 69 flow [2021-03-25 23:54:39,797 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 126.75) internal successors, (507), 4 states have internal predecessors, (507), 0 states have call successors, (0), 0 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 23:54:39,797 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 23:54:39,797 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 23:54:39,797 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 23:54:39,797 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 23:54:39,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 23:54:39,798 INFO L82 PathProgramCache]: Analyzing trace with hash 390282295, now seen corresponding path program 1 times [2021-03-25 23:54:39,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 23:54:39,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250081630] [2021-03-25 23:54:39,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 23:54:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 23:54:39,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:39,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 23:54:39,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:39,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 23:54:39,887 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-25 23:54:39,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 23:54:39,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:39,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 23:54:39,893 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 23:54:39,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250081630] [2021-03-25 23:54:39,893 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 23:54:39,893 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 23:54:39,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940047266] [2021-03-25 23:54:39,894 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 23:54:39,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 23:54:39,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 23:54:39,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-25 23:54:39,895 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 126 out of 155 [2021-03-25 23:54:39,896 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 27 places, 17 transitions, 69 flow. Second operand has 5 states, 5 states have (on average 126.8) internal successors, (634), 5 states have internal predecessors, (634), 0 states have call successors, (0), 0 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 23:54:39,896 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 23:54:39,896 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 126 of 155 [2021-03-25 23:54:39,896 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 23:54:39,923 INFO L129 PetriNetUnfolder]: 2/21 cut-off events. [2021-03-25 23:54:39,923 INFO L130 PetriNetUnfolder]: For 16/22 co-relation queries the response was YES. [2021-03-25 23:54:39,923 INFO L84 FinitePrefix]: Finished finitePrefix Result has 66 conditions, 21 events. 2/21 cut-off events. For 16/22 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 17 event pairs, 0 based on Foata normal form. 6/27 useless extension candidates. Maximal degree in co-relation 52. Up to 10 conditions per place. [2021-03-25 23:54:39,924 INFO L132 encePairwiseOnDemand]: 150/155 looper letters, 2 selfloop transitions, 5 changer transitions 3/20 dead transitions. [2021-03-25 23:54:39,924 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 32 places, 20 transitions, 105 flow [2021-03-25 23:54:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 23:54:39,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 23:54:39,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 768 transitions. [2021-03-25 23:54:39,926 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8258064516129032 [2021-03-25 23:54:39,926 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 768 transitions. [2021-03-25 23:54:39,926 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 768 transitions. [2021-03-25 23:54:39,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 23:54:39,927 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 768 transitions. [2021-03-25 23:54:39,928 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 128.0) internal successors, (768), 6 states have internal predecessors, (768), 0 states have call successors, (0), 0 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 23:54:39,930 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 155.0) internal successors, (1085), 7 states have internal predecessors, (1085), 0 states have call successors, (0), 0 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 23:54:39,930 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 155.0) internal successors, (1085), 7 states have internal predecessors, (1085), 0 states have call successors, (0), 0 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 23:54:39,931 INFO L185 Difference]: Start difference. First operand has 27 places, 17 transitions, 69 flow. Second operand 6 states and 768 transitions. [2021-03-25 23:54:39,931 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 32 places, 20 transitions, 105 flow [2021-03-25 23:54:39,931 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 28 places, 20 transitions, 84 flow, removed 7 selfloop flow, removed 4 redundant places. [2021-03-25 23:54:39,932 INFO L241 Difference]: Finished difference. Result has 31 places, 17 transitions, 72 flow [2021-03-25 23:54:39,932 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=17, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=72, PETRI_PLACES=31, PETRI_TRANSITIONS=17} [2021-03-25 23:54:39,932 INFO L343 CegarLoopForPetriNet]: 39 programPoint places, -8 predicate places. [2021-03-25 23:54:39,932 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 23:54:39,932 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 31 places, 17 transitions, 72 flow [2021-03-25 23:54:39,933 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 31 places, 17 transitions, 72 flow [2021-03-25 23:54:39,933 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 29 places, 17 transitions, 72 flow [2021-03-25 23:54:39,936 INFO L129 PetriNetUnfolder]: 1/17 cut-off events. [2021-03-25 23:54:39,936 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-03-25 23:54:39,936 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45 conditions, 17 events. 1/17 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 8 event pairs, 0 based on Foata normal form. 0/17 useless extension candidates. Maximal degree in co-relation 33. Up to 6 conditions per place. [2021-03-25 23:54:39,936 INFO L142 LiptonReduction]: Number of co-enabled transitions 40 [2021-03-25 23:54:40,201 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-25 23:54:40,333 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-25 23:54:40,488 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-03-25 23:54:40,713 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-03-25 23:54:40,852 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-03-25 23:54:40,854 INFO L154 LiptonReduction]: Checked pairs total: 147 [2021-03-25 23:54:40,854 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 23:54:40,854 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 922 [2021-03-25 23:54:40,855 INFO L480 AbstractCegarLoop]: Abstraction has has 27 places, 15 transitions, 68 flow [2021-03-25 23:54:40,856 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 126.8) internal successors, (634), 5 states have internal predecessors, (634), 0 states have call successors, (0), 0 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 23:54:40,856 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 23:54:40,856 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 23:54:40,856 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 23:54:40,856 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 23:54:40,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 23:54:40,856 INFO L82 PathProgramCache]: Analyzing trace with hash 1471278183, now seen corresponding path program 1 times [2021-03-25 23:54:40,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 23:54:40,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845398923] [2021-03-25 23:54:40,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 23:54:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 23:54:40,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:40,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 23:54:40,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:40,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 23:54:40,917 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-25 23:54:40,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 23:54:40,925 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 23:54:40,925 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845398923] [2021-03-25 23:54:40,926 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 23:54:40,926 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 23:54:40,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796755823] [2021-03-25 23:54:40,926 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 23:54:40,926 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 23:54:40,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 23:54:40,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 23:54:40,928 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 120 out of 157 [2021-03-25 23:54:40,928 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 27 places, 15 transitions, 68 flow. Second operand has 4 states, 4 states have (on average 121.5) internal successors, (486), 4 states have internal predecessors, (486), 0 states have call successors, (0), 0 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 23:54:40,928 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 23:54:40,928 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 120 of 157 [2021-03-25 23:54:40,929 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 23:54:40,964 INFO L129 PetriNetUnfolder]: 5/32 cut-off events. [2021-03-25 23:54:40,964 INFO L130 PetriNetUnfolder]: For 46/47 co-relation queries the response was YES. [2021-03-25 23:54:40,965 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 32 events. 5/32 cut-off events. For 46/47 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 63 event pairs, 1 based on Foata normal form. 2/33 useless extension candidates. Maximal degree in co-relation 75. Up to 12 conditions per place. [2021-03-25 23:54:40,965 INFO L132 encePairwiseOnDemand]: 151/157 looper letters, 4 selfloop transitions, 6 changer transitions 0/19 dead transitions. [2021-03-25 23:54:40,965 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 19 transitions, 96 flow [2021-03-25 23:54:40,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 23:54:40,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 23:54:40,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 611 transitions. [2021-03-25 23:54:40,967 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.778343949044586 [2021-03-25 23:54:40,967 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 611 transitions. [2021-03-25 23:54:40,968 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 611 transitions. [2021-03-25 23:54:40,968 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 23:54:40,968 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 611 transitions. [2021-03-25 23:54:40,969 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 122.2) internal successors, (611), 5 states have internal predecessors, (611), 0 states have call successors, (0), 0 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 23:54:40,971 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 23:54:40,971 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 23:54:40,971 INFO L185 Difference]: Start difference. First operand has 27 places, 15 transitions, 68 flow. Second operand 5 states and 611 transitions. [2021-03-25 23:54:40,971 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 19 transitions, 96 flow [2021-03-25 23:54:40,972 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 26 places, 19 transitions, 80 flow, removed 5 selfloop flow, removed 5 redundant places. [2021-03-25 23:54:40,973 INFO L241 Difference]: Finished difference. Result has 29 places, 19 transitions, 89 flow [2021-03-25 23:54:40,973 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=22, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=15, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=10, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=89, PETRI_PLACES=29, PETRI_TRANSITIONS=19} [2021-03-25 23:54:40,973 INFO L343 CegarLoopForPetriNet]: 39 programPoint places, -10 predicate places. [2021-03-25 23:54:40,973 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 23:54:40,973 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 29 places, 19 transitions, 89 flow [2021-03-25 23:54:40,973 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 29 places, 19 transitions, 89 flow [2021-03-25 23:54:40,974 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 29 places, 19 transitions, 89 flow [2021-03-25 23:54:40,980 INFO L129 PetriNetUnfolder]: 4/31 cut-off events. [2021-03-25 23:54:40,980 INFO L130 PetriNetUnfolder]: For 14/14 co-relation queries the response was YES. [2021-03-25 23:54:40,980 INFO L84 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 31 events. 4/31 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 59 event pairs, 0 based on Foata normal form. 0/31 useless extension candidates. Maximal degree in co-relation 67. Up to 8 conditions per place. [2021-03-25 23:54:40,980 INFO L142 LiptonReduction]: Number of co-enabled transitions 38 [2021-03-25 23:54:41,104 INFO L154 LiptonReduction]: Checked pairs total: 22 [2021-03-25 23:54:41,104 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 23:54:41,104 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 131 [2021-03-25 23:54:41,108 INFO L480 AbstractCegarLoop]: Abstraction has has 29 places, 19 transitions, 89 flow [2021-03-25 23:54:41,109 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 121.5) internal successors, (486), 4 states have internal predecessors, (486), 0 states have call successors, (0), 0 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 23:54:41,109 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 23:54:41,109 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 23:54:41,109 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 23:54:41,110 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 23:54:41,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 23:54:41,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1759131917, now seen corresponding path program 1 times [2021-03-25 23:54:41,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 23:54:41,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585296540] [2021-03-25 23:54:41,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 23:54:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 23:54:41,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:41,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 23:54:41,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:41,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 23:54:41,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 23:54:41,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 23:54:41,221 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-25 23:54:41,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 23:54:41,231 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 23:54:41,231 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585296540] [2021-03-25 23:54:41,231 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 23:54:41,231 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 23:54:41,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008236293] [2021-03-25 23:54:41,232 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 23:54:41,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 23:54:41,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 23:54:41,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-25 23:54:41,234 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 120 out of 157 [2021-03-25 23:54:41,235 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 29 places, 19 transitions, 89 flow. Second operand has 5 states, 5 states have (on average 121.2) internal successors, (606), 5 states have internal predecessors, (606), 0 states have call successors, (0), 0 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 23:54:41,236 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 23:54:41,236 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 120 of 157 [2021-03-25 23:54:41,236 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 23:54:41,275 INFO L129 PetriNetUnfolder]: 5/35 cut-off events. [2021-03-25 23:54:41,276 INFO L130 PetriNetUnfolder]: For 30/33 co-relation queries the response was YES. [2021-03-25 23:54:41,277 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105 conditions, 35 events. 5/35 cut-off events. For 30/33 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 82 event pairs, 1 based on Foata normal form. 3/37 useless extension candidates. Maximal degree in co-relation 90. Up to 9 conditions per place. [2021-03-25 23:54:41,277 INFO L132 encePairwiseOnDemand]: 152/157 looper letters, 3 selfloop transitions, 3 changer transitions 4/19 dead transitions. [2021-03-25 23:54:41,277 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 33 places, 19 transitions, 109 flow [2021-03-25 23:54:41,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 23:54:41,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 23:54:41,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 611 transitions. [2021-03-25 23:54:41,280 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.778343949044586 [2021-03-25 23:54:41,280 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 611 transitions. [2021-03-25 23:54:41,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 611 transitions. [2021-03-25 23:54:41,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 23:54:41,280 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 611 transitions. [2021-03-25 23:54:41,281 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 122.2) internal successors, (611), 5 states have internal predecessors, (611), 0 states have call successors, (0), 0 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 23:54:41,283 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 23:54:41,283 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 157.0) internal successors, (942), 6 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 23:54:41,283 INFO L185 Difference]: Start difference. First operand has 29 places, 19 transitions, 89 flow. Second operand 5 states and 611 transitions. [2021-03-25 23:54:41,283 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 33 places, 19 transitions, 109 flow [2021-03-25 23:54:41,285 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 19 transitions, 109 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 23:54:41,285 INFO L241 Difference]: Finished difference. Result has 34 places, 15 transitions, 75 flow [2021-03-25 23:54:41,285 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=89, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=75, PETRI_PLACES=34, PETRI_TRANSITIONS=15} [2021-03-25 23:54:41,285 INFO L343 CegarLoopForPetriNet]: 39 programPoint places, -5 predicate places. [2021-03-25 23:54:41,285 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 23:54:41,285 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 34 places, 15 transitions, 75 flow [2021-03-25 23:54:41,286 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 34 places, 15 transitions, 75 flow [2021-03-25 23:54:41,286 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 32 places, 15 transitions, 75 flow [2021-03-25 23:54:41,289 INFO L129 PetriNetUnfolder]: 1/18 cut-off events. [2021-03-25 23:54:41,289 INFO L130 PetriNetUnfolder]: For 14/14 co-relation queries the response was YES. [2021-03-25 23:54:41,290 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56 conditions, 18 events. 1/18 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 14 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 42. Up to 5 conditions per place. [2021-03-25 23:54:41,291 INFO L142 LiptonReduction]: Number of co-enabled transitions 10 [2021-03-25 23:54:41,953 WARN L205 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 180 [2021-03-25 23:54:42,279 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2021-03-25 23:54:43,499 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 304 DAG size of output: 260 [2021-03-25 23:54:44,091 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2021-03-25 23:54:44,640 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-03-25 23:54:44,871 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2021-03-25 23:54:46,077 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 296 DAG size of output: 252 [2021-03-25 23:54:46,595 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2021-03-25 23:54:46,997 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 159 [2021-03-25 23:54:47,115 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2021-03-25 23:54:47,907 WARN L205 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 224 [2021-03-25 23:54:48,162 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2021-03-25 23:54:48,164 INFO L154 LiptonReduction]: Checked pairs total: 27 [2021-03-25 23:54:48,164 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 23:54:48,164 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6879 [2021-03-25 23:54:48,165 INFO L480 AbstractCegarLoop]: Abstraction has has 29 places, 12 transitions, 69 flow [2021-03-25 23:54:48,165 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 121.2) internal successors, (606), 5 states have internal predecessors, (606), 0 states have call successors, (0), 0 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 23:54:48,165 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 23:54:48,165 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 23:54:48,165 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-25 23:54:48,165 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 23:54:48,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 23:54:48,166 INFO L82 PathProgramCache]: Analyzing trace with hash 251760217, now seen corresponding path program 2 times [2021-03-25 23:54:48,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 23:54:48,166 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400544936] [2021-03-25 23:54:48,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 23:54:48,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 23:54:48,243 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 23:54:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 23:54:48,324 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 23:54:48,366 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 23:54:48,366 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 23:54:48,366 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-25 23:54:48,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 11:54:48 BasicIcfg [2021-03-25 23:54:48,447 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 23:54:48,448 INFO L168 Benchmark]: Toolchain (without parser) took 16898.36 ms. Allocated memory was 255.9 MB in the beginning and 704.6 MB in the end (delta: 448.8 MB). Free memory was 234.7 MB in the beginning and 441.1 MB in the end (delta: -206.4 MB). Peak memory consumption was 242.2 MB. Max. memory is 16.0 GB. [2021-03-25 23:54:48,448 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.7 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 23:54:48,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 509.39 ms. Allocated memory was 255.9 MB in the beginning and 356.5 MB in the end (delta: 100.7 MB). Free memory was 234.7 MB in the beginning and 316.4 MB in the end (delta: -81.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. [2021-03-25 23:54:48,449 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.82 ms. Allocated memory is still 356.5 MB. Free memory was 316.4 MB in the beginning and 313.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 23:54:48,449 INFO L168 Benchmark]: Boogie Preprocessor took 31.25 ms. Allocated memory is still 356.5 MB. Free memory was 313.4 MB in the beginning and 310.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 23:54:48,449 INFO L168 Benchmark]: RCFGBuilder took 1728.46 ms. Allocated memory is still 356.5 MB. Free memory was 310.8 MB in the beginning and 173.7 MB in the end (delta: 137.1 MB). Peak memory consumption was 141.3 MB. Max. memory is 16.0 GB. [2021-03-25 23:54:48,449 INFO L168 Benchmark]: TraceAbstraction took 14577.21 ms. Allocated memory was 356.5 MB in the beginning and 704.6 MB in the end (delta: 348.1 MB). Free memory was 172.6 MB in the beginning and 441.1 MB in the end (delta: -268.4 MB). Peak memory consumption was 79.7 MB. Max. memory is 16.0 GB. [2021-03-25 23:54:48,451 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 237.7 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 509.39 ms. Allocated memory was 255.9 MB in the beginning and 356.5 MB in the end (delta: 100.7 MB). Free memory was 234.7 MB in the beginning and 316.4 MB in the end (delta: -81.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 44.82 ms. Allocated memory is still 356.5 MB. Free memory was 316.4 MB in the beginning and 313.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 31.25 ms. Allocated memory is still 356.5 MB. Free memory was 313.4 MB in the beginning and 310.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1728.46 ms. Allocated memory is still 356.5 MB. Free memory was 310.8 MB in the beginning and 173.7 MB in the end (delta: 137.1 MB). Peak memory consumption was 141.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 14577.21 ms. Allocated memory was 356.5 MB in the beginning and 704.6 MB in the end (delta: 348.1 MB). Free memory was 172.6 MB in the beginning and 441.1 MB in the end (delta: -268.4 MB). Peak memory consumption was 79.7 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2553.3ms, 87 PlacesBefore, 39 PlacesAfterwards, 82 TransitionsBefore, 33 TransitionsAfterwards, 982 CoEnabledTransitionPairs, 5 FixpointIterations, 27 TrivialSequentialCompositions, 26 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 3 ConcurrentYvCompositions, 1 ChoiceCompositions, 57 TotalNumberOfCompositions, 1754 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1032, positive: 972, positive conditional: 972, positive unconditional: 0, negative: 60, negative conditional: 60, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 760, positive: 730, positive conditional: 0, positive unconditional: 730, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 760, positive: 730, positive conditional: 0, positive unconditional: 730, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 760, positive: 723, positive conditional: 0, positive unconditional: 723, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 467, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 455, negative conditional: 0, negative unconditional: 455, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1032, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 30, negative conditional: 30, negative unconditional: 0, unknown: 760, unknown conditional: 760, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 59, Positive cache size: 44, Positive conditional cache size: 44, Positive unconditional cache size: 0, Negative cache size: 15, Negative conditional cache size: 15, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1219.2ms, 38 PlacesBefore, 27 PlacesAfterwards, 31 TransitionsBefore, 20 TransitionsAfterwards, 236 CoEnabledTransitionPairs, 4 FixpointIterations, 7 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 12 TotalNumberOfCompositions, 849 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 256, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 72, negative conditional: 72, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 100, positive: 85, positive conditional: 16, positive unconditional: 69, negative: 15, negative conditional: 4, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 100, positive: 85, positive conditional: 16, positive unconditional: 69, negative: 15, negative conditional: 4, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 100, positive: 83, positive conditional: 0, positive unconditional: 83, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 15, negative conditional: 4, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 249, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 240, negative conditional: 101, negative unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 256, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 57, negative conditional: 57, negative unconditional: 0, unknown: 100, unknown conditional: 100, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 90, Positive cache size: 65, Positive conditional cache size: 65, Positive unconditional cache size: 0, Negative cache size: 25, Negative conditional cache size: 25, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 882.4ms, 30 PlacesBefore, 23 PlacesAfterwards, 17 TransitionsBefore, 15 TransitionsAfterwards, 106 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 223 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 88, positive: 60, positive conditional: 60, positive unconditional: 0, negative: 28, negative conditional: 28, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22, positive: 15, positive conditional: 11, positive unconditional: 4, negative: 7, negative conditional: 2, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 22, positive: 15, positive conditional: 11, positive unconditional: 4, negative: 7, negative conditional: 2, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 22, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 2, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 58, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 58, negative conditional: 6, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 88, positive: 45, positive conditional: 45, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 69, Positive cache size: 41, Positive conditional cache size: 41, Positive unconditional cache size: 0, Negative cache size: 28, Negative conditional cache size: 28, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 44.5ms, 24 PlacesBefore, 24 PlacesAfterwards, 15 TransitionsBefore, 15 TransitionsAfterwards, 84 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 94 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 34, positive: 21, positive conditional: 21, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 39, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 39, negative conditional: 35, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 34, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 43, Positive conditional cache size: 43, Positive unconditional cache size: 0, Negative cache size: 31, Negative conditional cache size: 31, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 182.6ms, 29 PlacesBefore, 27 PlacesAfterwards, 17 TransitionsBefore, 17 TransitionsAfterwards, 74 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 64 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 18, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 174, negative conditional: 0, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 85, Positive cache size: 49, Positive conditional cache size: 49, Positive unconditional cache size: 0, Negative cache size: 36, Negative conditional cache size: 36, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 921.7ms, 31 PlacesBefore, 27 PlacesAfterwards, 17 TransitionsBefore, 15 TransitionsAfterwards, 40 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 147 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 57, positive: 24, positive conditional: 24, positive unconditional: 0, negative: 33, negative conditional: 33, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 2, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 2, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 50, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 57, positive: 23, positive conditional: 23, positive unconditional: 0, negative: 32, negative conditional: 32, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 53, Positive cache size: 31, Positive conditional cache size: 31, Positive unconditional cache size: 0, Negative cache size: 22, Negative conditional cache size: 22, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 130.6ms, 29 PlacesBefore, 29 PlacesAfterwards, 19 TransitionsBefore, 19 TransitionsAfterwards, 38 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 22 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 14, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 4, positive conditional: 2, positive unconditional: 2, negative: 3, negative conditional: 2, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 4, positive conditional: 2, positive unconditional: 2, negative: 3, negative conditional: 2, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 2, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 122, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 122, negative conditional: 89, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 60, Positive cache size: 35, Positive conditional cache size: 35, Positive unconditional cache size: 0, Negative cache size: 25, Negative conditional cache size: 25, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6878.4ms, 34 PlacesBefore, 29 PlacesAfterwards, 15 TransitionsBefore, 12 TransitionsAfterwards, 10 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 27 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 22, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 7, positive conditional: 5, positive unconditional: 2, 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: 11, positive: 7, positive conditional: 5, positive unconditional: 2, 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: 11, positive: 7, positive conditional: 0, positive unconditional: 7, 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: 136, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 136, negative conditional: 0, negative unconditional: 136, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 22, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 17, Positive cache size: 13, Positive conditional cache size: 13, Positive unconditional cache size: 0, Negative cache size: 4, Negative conditional cache size: 4, Negative unconditional cache size: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p0_EAX = 0; [L713] 0 int __unbuffered_p0_EBX = 0; [L715] 0 int __unbuffered_p1_EAX = 0; [L717] 0 int __unbuffered_p1_EBX = 0; [L718] 0 _Bool main$tmp_guard0; [L719] 0 _Bool main$tmp_guard1; [L721] 0 int x = 0; [L722] 0 _Bool x$flush_delayed; [L723] 0 int x$mem_tmp; [L724] 0 _Bool x$r_buff0_thd0; [L725] 0 _Bool x$r_buff0_thd1; [L726] 0 _Bool x$r_buff0_thd2; [L727] 0 _Bool x$r_buff1_thd0; [L728] 0 _Bool x$r_buff1_thd1; [L729] 0 _Bool x$r_buff1_thd2; [L730] 0 _Bool x$read_delayed; [L731] 0 int *x$read_delayed_var; [L732] 0 int x$w_buff0; [L733] 0 _Bool x$w_buff0_used; [L734] 0 int x$w_buff1; [L735] 0 _Bool x$w_buff1_used; [L737] 0 int y = 0; [L738] 0 _Bool weak$$choice0; [L739] 0 _Bool weak$$choice2; [L826] 0 pthread_t t0; [L827] FCALL, FORK 0 pthread_create(&t0, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L828] 0 pthread_t t1; [L829] FCALL, FORK 0 pthread_create(&t1, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L774] 2 x$w_buff1 = x$w_buff0 [L775] 2 x$w_buff0 = 1 [L776] 2 x$w_buff1_used = x$w_buff0_used [L777] 2 x$w_buff0_used = (_Bool)1 [L19] COND FALSE 2 !(!expression) [L779] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L780] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L781] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L782] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L785] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L786] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L787] 2 x$flush_delayed = weak$$choice2 [L788] 2 x$mem_tmp = x [L789] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L789] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1 [L789] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L789] 2 x = !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L790] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L790] 2 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L791] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L791] 2 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L792] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L792] 2 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L793] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L793] 2 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L794] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L794] 2 x$r_buff0_thd2 = weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L795] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L795] 2 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L796] 2 __unbuffered_p1_EAX = x [L797] EXPR 2 x$flush_delayed ? x$mem_tmp : x [L797] 2 x = x$flush_delayed ? x$mem_tmp : x [L798] 2 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L801] 2 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L743] 1 y = 1 [L746] 1 __unbuffered_p0_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L749] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L750] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L751] 1 x$flush_delayed = weak$$choice2 [L752] 1 x$mem_tmp = x [L753] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L753] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L754] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L754] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0) [L754] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L754] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L755] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L755] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L755] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L755] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L756] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L756] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used) [L756] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L756] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L757] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L757] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L758] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L758] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1) [L758] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L758] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L759] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L759] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L760] 1 __unbuffered_p0_EBX = x [L761] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L761] 1 x = x$flush_delayed ? x$mem_tmp : x [L762] 1 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L767] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L769] 1 return 0; [L804] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L804] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L805] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L805] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L806] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L806] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L807] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L807] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L808] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L808] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L811] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L813] 2 return 0; [L831] 0 main$tmp_guard0 = __unbuffered_cnt == 2 [L4] COND FALSE 0 !(!cond) [L835] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L835] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L835] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L835] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L836] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L836] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L837] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L837] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L838] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L838] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L839] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L839] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L842] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 83 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 4.6ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 14381.0ms, OverallIterations: 8, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 371.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2620.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 37 SDtfs, 14 SDslu, 16 SDs, 0 SdLazy, 76 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 95.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 76.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=89occurred in iteration=6, InterpolantAutomatonStates: 32, 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: 32.2ms SsaConstructionTime, 357.3ms SatisfiabilityAnalysisTime, 419.1ms InterpolantComputationTime, 103 NumberOfCodeBlocks, 103 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 83 ConstructedInterpolants, 0 QuantifiedInterpolants, 374 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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...