/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe-OGIterative.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix005_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-12 23:51:41,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-12 23:51:41,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-12 23:51:41,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-12 23:51:41,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-12 23:51:41,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-12 23:51:41,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-12 23:51:41,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-12 23:51:41,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-12 23:51:41,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-12 23:51:41,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-12 23:51:41,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-12 23:51:41,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-12 23:51:41,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-12 23:51:41,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-12 23:51:41,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-12 23:51:41,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-12 23:51:41,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-12 23:51:41,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-12 23:51:41,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-12 23:51:41,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-12 23:51:41,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-12 23:51:41,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-12 23:51:41,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-12 23:51:41,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-12 23:51:41,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-12 23:51:41,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-12 23:51:41,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-12 23:51:41,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-12 23:51:41,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-12 23:51:41,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-12 23:51:41,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-12 23:51:41,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-12 23:51:41,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-12 23:51:41,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-12 23:51:41,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-12 23:51:41,430 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe-OGIterative.epf [2021-08-12 23:51:41,458 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-12 23:51:41,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-12 23:51:41,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-12 23:51:41,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-12 23:51:41,461 INFO L138 SettingsManager]: * Use SBE=true [2021-08-12 23:51:41,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-12 23:51:41,461 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-12 23:51:41,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-12 23:51:41,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-12 23:51:41,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-12 23:51:41,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-12 23:51:41,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-12 23:51:41,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-12 23:51:41,463 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-12 23:51:41,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-12 23:51:41,463 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-12 23:51:41,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-12 23:51:41,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-12 23:51:41,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-12 23:51:41,463 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-12 23:51:41,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-12 23:51:41,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 23:51:41,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-12 23:51:41,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-12 23:51:41,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-12 23:51:41,464 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-12 23:51:41,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-12 23:51:41,464 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-12 23:51:41,465 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-12 23:51:41,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-12 23:51:41,465 INFO L138 SettingsManager]: * Compute cosets for OwickiGries annotation iteratively=true [2021-08-12 23:51:41,465 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-12 23:51:41,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-12 23:51:41,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-12 23:51:41,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-12 23:51:41,734 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-12 23:51:41,734 INFO L275 PluginConnector]: CDTParser initialized [2021-08-12 23:51:41,735 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix005_rmo.opt.i [2021-08-12 23:51:41,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9c6eefbe/86e089687f7049d28c03d7bdfedab04f/FLAG92f84a0df [2021-08-12 23:51:42,218 INFO L306 CDTParser]: Found 1 translation units. [2021-08-12 23:51:42,218 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix005_rmo.opt.i [2021-08-12 23:51:42,240 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9c6eefbe/86e089687f7049d28c03d7bdfedab04f/FLAG92f84a0df [2021-08-12 23:51:42,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9c6eefbe/86e089687f7049d28c03d7bdfedab04f [2021-08-12 23:51:42,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-12 23:51:42,568 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-12 23:51:42,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-12 23:51:42,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-12 23:51:42,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-12 23:51:42,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 11:51:42" (1/1) ... [2021-08-12 23:51:42,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@432153f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:51:42, skipping insertion in model container [2021-08-12 23:51:42,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 11:51:42" (1/1) ... [2021-08-12 23:51:42,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-12 23:51:42,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-12 23:51:42,716 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix005_rmo.opt.i[948,961] [2021-08-12 23:51:42,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 23:51:42,908 INFO L203 MainTranslator]: Completed pre-run [2021-08-12 23:51:42,918 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix005_rmo.opt.i[948,961] [2021-08-12 23:51:42,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 23:51:43,052 INFO L208 MainTranslator]: Completed translation [2021-08-12 23:51:43,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:51:43 WrapperNode [2021-08-12 23:51:43,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-12 23:51:43,054 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-12 23:51:43,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-12 23:51:43,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-12 23:51:43,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:51:43" (1/1) ... [2021-08-12 23:51:43,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:51:43" (1/1) ... [2021-08-12 23:51:43,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-12 23:51:43,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-12 23:51:43,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-12 23:51:43,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-12 23:51:43,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:51:43" (1/1) ... [2021-08-12 23:51:43,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:51:43" (1/1) ... [2021-08-12 23:51:43,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:51:43" (1/1) ... [2021-08-12 23:51:43,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:51:43" (1/1) ... [2021-08-12 23:51:43,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:51:43" (1/1) ... [2021-08-12 23:51:43,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:51:43" (1/1) ... [2021-08-12 23:51:43,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:51:43" (1/1) ... [2021-08-12 23:51:43,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-12 23:51:43,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-12 23:51:43,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-12 23:51:43,161 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-12 23:51:43,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:51:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 23:51:43,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-12 23:51:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-12 23:51:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-12 23:51:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-12 23:51:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-12 23:51:43,241 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-12 23:51:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-12 23:51:43,241 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-12 23:51:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-12 23:51:43,241 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-12 23:51:43,241 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-08-12 23:51:43,241 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-08-12 23:51:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-12 23:51:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-12 23:51:43,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-12 23:51:43,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-12 23:51:43,243 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-12 23:51:44,814 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-12 23:51:44,814 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-12 23:51:44,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 11:51:44 BoogieIcfgContainer [2021-08-12 23:51:44,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-12 23:51:44,818 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-12 23:51:44,818 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-12 23:51:44,820 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-12 23:51:44,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.08 11:51:42" (1/3) ... [2021-08-12 23:51:44,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f67323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 11:51:44, skipping insertion in model container [2021-08-12 23:51:44,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:51:43" (2/3) ... [2021-08-12 23:51:44,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f67323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 11:51:44, skipping insertion in model container [2021-08-12 23:51:44,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 11:51:44" (3/3) ... [2021-08-12 23:51:44,823 INFO L111 eAbstractionObserver]: Analyzing ICFG mix005_rmo.opt.i [2021-08-12 23:51:44,829 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-12 23:51:44,830 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-12 23:51:44,830 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-12 23:51:44,864 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,864 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,864 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,864 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,865 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,865 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,865 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,865 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,865 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,865 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,865 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,866 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,866 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,866 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,866 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,866 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,868 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,868 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,868 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,868 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,868 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,868 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,869 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,869 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,869 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,869 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,869 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,869 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,869 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,869 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,870 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,871 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,871 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,871 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,871 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,871 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,871 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,871 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,871 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,871 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,871 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,871 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,872 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,872 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,872 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,872 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,872 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,872 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,881 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,884 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,884 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,884 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,884 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,884 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,884 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,884 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,884 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,886 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,886 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,886 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,887 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,887 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,887 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,887 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,888 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,888 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,888 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,888 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,888 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,888 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,888 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,888 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,888 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,888 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,888 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,888 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,891 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,891 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,891 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,891 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,891 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,891 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,892 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,892 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,893 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,893 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,893 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,893 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,893 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,893 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,893 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,893 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,898 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,898 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,898 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,898 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,901 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,903 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,903 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,903 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,904 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,904 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,905 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,906 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,911 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,911 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,911 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,912 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,912 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,912 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,913 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,914 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,914 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,914 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,914 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,914 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,914 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,914 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,914 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,914 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,914 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,914 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,914 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,915 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,916 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,916 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,916 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,916 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,916 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,916 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,916 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,916 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,917 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,917 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,917 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,917 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:51:44,918 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 23:51:44,934 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-12 23:51:44,956 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 23:51:44,956 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-12 23:51:44,956 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 23:51:44,956 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 23:51:44,956 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 23:51:44,956 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 23:51:44,956 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 23:51:44,956 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 23:51:44,966 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 140 places, 129 transitions, 278 flow [2021-08-12 23:51:45,012 INFO L129 PetriNetUnfolder]: 2/125 cut-off events. [2021-08-12 23:51:45,013 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 23:51:45,016 INFO L84 FinitePrefix]: Finished finitePrefix Result has 138 conditions, 125 events. 2/125 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 64 event pairs, 0 based on Foata normal form. 0/121 useless extension candidates. Maximal degree in co-relation 85. Up to 2 conditions per place. [2021-08-12 23:51:45,016 INFO L82 GeneralOperation]: Start removeDead. Operand has 140 places, 129 transitions, 278 flow [2021-08-12 23:51:45,025 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 136 places, 125 transitions, 262 flow [2021-08-12 23:51:45,048 INFO L129 PetriNetUnfolder]: 0/89 cut-off events. [2021-08-12 23:51:45,048 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 23:51:45,048 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:51:45,049 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:51:45,049 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:51:45,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:51:45,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1881887108, now seen corresponding path program 1 times [2021-08-12 23:51:45,059 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:51:45,060 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928793198] [2021-08-12 23:51:45,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:51:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:51:45,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:45,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:51:45,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:45,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:51:45,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:51:45,297 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:51:45,297 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928793198] [2021-08-12 23:51:45,297 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928793198] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:51:45,297 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:51:45,298 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-12 23:51:45,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79372444] [2021-08-12 23:51:45,304 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-12 23:51:45,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:51:45,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-12 23:51:45,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 23:51:45,314 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 119 out of 129 [2021-08-12 23:51:45,317 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 125 transitions, 262 flow. Second operand has 3 states, 3 states have (on average 119.66666666666667) internal successors, (359), 3 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:45,317 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:51:45,317 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 119 of 129 [2021-08-12 23:51:45,318 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:51:45,379 INFO L129 PetriNetUnfolder]: 13/195 cut-off events. [2021-08-12 23:51:45,379 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 23:51:45,380 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 195 events. 13/195 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 426 event pairs, 5 based on Foata normal form. 6/191 useless extension candidates. Maximal degree in co-relation 183. Up to 25 conditions per place. [2021-08-12 23:51:45,382 INFO L132 encePairwiseOnDemand]: 124/129 looper letters, 6 selfloop transitions, 2 changer transitions 0/123 dead transitions. [2021-08-12 23:51:45,382 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 136 places, 123 transitions, 274 flow [2021-08-12 23:51:45,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-12 23:51:45,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-08-12 23:51:45,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 370 transitions. [2021-08-12 23:51:45,393 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9560723514211886 [2021-08-12 23:51:45,394 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 370 transitions. [2021-08-12 23:51:45,394 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 370 transitions. [2021-08-12 23:51:45,395 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:51:45,397 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 370 transitions. [2021-08-12 23:51:45,403 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 123.33333333333333) internal successors, (370), 3 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:45,408 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 129.0) internal successors, (516), 4 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:45,409 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 129.0) internal successors, (516), 4 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:45,409 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 0 predicate places. [2021-08-12 23:51:45,409 INFO L482 AbstractCegarLoop]: Abstraction has has 136 places, 123 transitions, 274 flow [2021-08-12 23:51:45,410 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 119.66666666666667) internal successors, (359), 3 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:45,410 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:51:45,410 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:51:45,410 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-12 23:51:45,410 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:51:45,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:51:45,410 INFO L82 PathProgramCache]: Analyzing trace with hash 589722544, now seen corresponding path program 1 times [2021-08-12 23:51:45,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:51:45,411 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129438144] [2021-08-12 23:51:45,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:51:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:51:45,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:45,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:51:45,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:45,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:51:45,546 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 23:51:45,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 23:51:45,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:45,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:51:45,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:45,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:51:45,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:45,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:51:45,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:51:45,580 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:51:45,580 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129438144] [2021-08-12 23:51:45,581 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129438144] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:51:45,581 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:51:45,581 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:51:45,581 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968249444] [2021-08-12 23:51:45,582 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:51:45,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:51:45,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:51:45,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:51:45,585 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 129 [2021-08-12 23:51:45,586 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 123 transitions, 274 flow. Second operand has 6 states, 6 states have (on average 118.16666666666667) internal successors, (709), 6 states have internal predecessors, (709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:45,586 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:51:45,586 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 129 [2021-08-12 23:51:45,586 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:51:45,746 INFO L129 PetriNetUnfolder]: 31/303 cut-off events. [2021-08-12 23:51:45,746 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-08-12 23:51:45,748 INFO L84 FinitePrefix]: Finished finitePrefix Result has 428 conditions, 303 events. 31/303 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1201 event pairs, 5 based on Foata normal form. 0/294 useless extension candidates. Maximal degree in co-relation 370. Up to 55 conditions per place. [2021-08-12 23:51:45,748 INFO L132 encePairwiseOnDemand]: 123/129 looper letters, 9 selfloop transitions, 5 changer transitions 7/135 dead transitions. [2021-08-12 23:51:45,748 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 135 transitions, 346 flow [2021-08-12 23:51:45,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-12 23:51:45,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-12 23:51:45,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1076 transitions. [2021-08-12 23:51:45,751 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9267872523686477 [2021-08-12 23:51:45,751 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1076 transitions. [2021-08-12 23:51:45,751 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1076 transitions. [2021-08-12 23:51:45,752 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:51:45,752 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1076 transitions. [2021-08-12 23:51:45,754 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 119.55555555555556) internal successors, (1076), 9 states have internal predecessors, (1076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:45,756 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 129.0) internal successors, (1290), 10 states have internal predecessors, (1290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:45,756 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 129.0) internal successors, (1290), 10 states have internal predecessors, (1290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:45,757 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 8 predicate places. [2021-08-12 23:51:45,757 INFO L482 AbstractCegarLoop]: Abstraction has has 144 places, 135 transitions, 346 flow [2021-08-12 23:51:45,757 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 118.16666666666667) internal successors, (709), 6 states have internal predecessors, (709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:45,757 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:51:45,757 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:51:45,757 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-12 23:51:45,758 INFO L430 AbstractCegarLoop]: === Iteration 3 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:51:45,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:51:45,758 INFO L82 PathProgramCache]: Analyzing trace with hash -1391952036, now seen corresponding path program 1 times [2021-08-12 23:51:45,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:51:45,758 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217301596] [2021-08-12 23:51:45,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:51:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:51:45,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:45,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:51:45,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:45,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:51:45,851 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-08-12 23:51:45,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-12 23:51:45,861 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 23:51:45,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 23:51:45,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:45,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:51:45,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:45,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:51:45,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:45,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:51:45,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:51:45,888 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:51:45,888 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217301596] [2021-08-12 23:51:45,888 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217301596] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:51:45,888 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:51:45,888 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 23:51:45,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699442380] [2021-08-12 23:51:45,888 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 23:51:45,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:51:45,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 23:51:45,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 23:51:45,890 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 129 [2021-08-12 23:51:45,891 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 135 transitions, 346 flow. Second operand has 7 states, 7 states have (on average 107.85714285714286) internal successors, (755), 7 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:45,891 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:51:45,891 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 129 [2021-08-12 23:51:45,891 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:51:47,476 INFO L129 PetriNetUnfolder]: 3372/9177 cut-off events. [2021-08-12 23:51:47,477 INFO L130 PetriNetUnfolder]: For 1592/1769 co-relation queries the response was YES. [2021-08-12 23:51:47,505 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17135 conditions, 9177 events. 3372/9177 cut-off events. For 1592/1769 co-relation queries the response was YES. Maximal size of possible extension queue 632. Compared 96167 event pairs, 567 based on Foata normal form. 0/8910 useless extension candidates. Maximal degree in co-relation 17069. Up to 1989 conditions per place. [2021-08-12 23:51:47,523 INFO L132 encePairwiseOnDemand]: 113/129 looper letters, 56 selfloop transitions, 44 changer transitions 69/271 dead transitions. [2021-08-12 23:51:47,523 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 271 transitions, 1162 flow [2021-08-12 23:51:47,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 23:51:47,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 23:51:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1489 transitions. [2021-08-12 23:51:47,526 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8878950506857484 [2021-08-12 23:51:47,526 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1489 transitions. [2021-08-12 23:51:47,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1489 transitions. [2021-08-12 23:51:47,527 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:51:47,527 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1489 transitions. [2021-08-12 23:51:47,529 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 114.53846153846153) internal successors, (1489), 13 states have internal predecessors, (1489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:47,531 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 129.0) internal successors, (1806), 14 states have internal predecessors, (1806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:47,532 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 129.0) internal successors, (1806), 14 states have internal predecessors, (1806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:47,532 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 20 predicate places. [2021-08-12 23:51:47,532 INFO L482 AbstractCegarLoop]: Abstraction has has 156 places, 271 transitions, 1162 flow [2021-08-12 23:51:47,533 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 107.85714285714286) internal successors, (755), 7 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:47,533 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:51:47,533 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:51:47,533 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-12 23:51:47,533 INFO L430 AbstractCegarLoop]: === Iteration 4 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:51:47,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:51:47,534 INFO L82 PathProgramCache]: Analyzing trace with hash -53480321, now seen corresponding path program 1 times [2021-08-12 23:51:47,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:51:47,534 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468172415] [2021-08-12 23:51:47,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:51:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:51:47,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:47,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:51:47,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:47,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:51:47,621 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 23:51:47,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 23:51:47,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:47,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:51:47,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:47,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:51:47,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:47,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:51:47,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:51:47,654 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:51:47,654 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468172415] [2021-08-12 23:51:47,654 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468172415] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:51:47,654 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:51:47,654 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:51:47,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382635132] [2021-08-12 23:51:47,655 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:51:47,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:51:47,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:51:47,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:51:47,657 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 129 [2021-08-12 23:51:47,658 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 271 transitions, 1162 flow. Second operand has 6 states, 6 states have (on average 118.16666666666667) internal successors, (709), 6 states have internal predecessors, (709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:47,658 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:51:47,658 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 129 [2021-08-12 23:51:47,658 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:51:49,530 INFO L129 PetriNetUnfolder]: 5198/15431 cut-off events. [2021-08-12 23:51:49,531 INFO L130 PetriNetUnfolder]: For 4530/4851 co-relation queries the response was YES. [2021-08-12 23:51:49,601 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30650 conditions, 15431 events. 5198/15431 cut-off events. For 4530/4851 co-relation queries the response was YES. Maximal size of possible extension queue 1044. Compared 184354 event pairs, 838 based on Foata normal form. 0/15007 useless extension candidates. Maximal degree in co-relation 30581. Up to 2866 conditions per place. [2021-08-12 23:51:49,624 INFO L132 encePairwiseOnDemand]: 123/129 looper letters, 53 selfloop transitions, 42 changer transitions 152/403 dead transitions. [2021-08-12 23:51:49,624 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 403 transitions, 2370 flow [2021-08-12 23:51:49,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-12 23:51:49,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-12 23:51:49,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1076 transitions. [2021-08-12 23:51:49,626 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9267872523686477 [2021-08-12 23:51:49,626 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1076 transitions. [2021-08-12 23:51:49,626 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1076 transitions. [2021-08-12 23:51:49,627 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:51:49,627 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1076 transitions. [2021-08-12 23:51:49,628 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 119.55555555555556) internal successors, (1076), 9 states have internal predecessors, (1076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:49,629 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 129.0) internal successors, (1290), 10 states have internal predecessors, (1290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:49,630 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 129.0) internal successors, (1290), 10 states have internal predecessors, (1290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:49,630 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 28 predicate places. [2021-08-12 23:51:49,630 INFO L482 AbstractCegarLoop]: Abstraction has has 164 places, 403 transitions, 2370 flow [2021-08-12 23:51:49,630 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 118.16666666666667) internal successors, (709), 6 states have internal predecessors, (709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:49,630 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:51:49,630 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:51:49,631 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-12 23:51:49,631 INFO L430 AbstractCegarLoop]: === Iteration 5 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:51:49,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:51:49,631 INFO L82 PathProgramCache]: Analyzing trace with hash -725533142, now seen corresponding path program 1 times [2021-08-12 23:51:49,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:51:49,631 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201701381] [2021-08-12 23:51:49,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:51:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:51:49,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:49,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:51:49,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:49,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:51:49,697 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 23:51:49,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 23:51:49,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:49,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:51:49,714 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 23:51:49,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:51:49,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:49,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:51:49,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:51:49,722 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:51:49,722 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201701381] [2021-08-12 23:51:49,722 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201701381] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:51:49,722 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:51:49,722 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:51:49,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286375208] [2021-08-12 23:51:49,722 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:51:49,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:51:49,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:51:49,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:51:49,723 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 129 [2021-08-12 23:51:49,724 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 403 transitions, 2370 flow. Second operand has 6 states, 6 states have (on average 115.16666666666667) internal successors, (691), 6 states have internal predecessors, (691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:49,724 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:51:49,724 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 129 [2021-08-12 23:51:49,724 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:51:52,757 INFO L129 PetriNetUnfolder]: 8291/25773 cut-off events. [2021-08-12 23:51:52,757 INFO L130 PetriNetUnfolder]: For 5701/5848 co-relation queries the response was YES. [2021-08-12 23:51:52,902 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51335 conditions, 25773 events. 8291/25773 cut-off events. For 5701/5848 co-relation queries the response was YES. Maximal size of possible extension queue 1455. Compared 340651 event pairs, 1446 based on Foata normal form. 6/24445 useless extension candidates. Maximal degree in co-relation 51263. Up to 4246 conditions per place. [2021-08-12 23:51:52,993 INFO L132 encePairwiseOnDemand]: 118/129 looper letters, 29 selfloop transitions, 20 changer transitions 0/408 dead transitions. [2021-08-12 23:51:52,993 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 408 transitions, 2292 flow [2021-08-12 23:51:52,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-12 23:51:52,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-12 23:51:52,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1191 transitions. [2021-08-12 23:51:52,995 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9232558139534883 [2021-08-12 23:51:52,995 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1191 transitions. [2021-08-12 23:51:52,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1191 transitions. [2021-08-12 23:51:52,996 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:51:52,996 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1191 transitions. [2021-08-12 23:51:52,998 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 119.1) internal successors, (1191), 10 states have internal predecessors, (1191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:52,999 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 129.0) internal successors, (1419), 11 states have internal predecessors, (1419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:53,000 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 129.0) internal successors, (1419), 11 states have internal predecessors, (1419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:53,000 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 37 predicate places. [2021-08-12 23:51:53,000 INFO L482 AbstractCegarLoop]: Abstraction has has 173 places, 408 transitions, 2292 flow [2021-08-12 23:51:53,000 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 115.16666666666667) internal successors, (691), 6 states have internal predecessors, (691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:53,000 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:51:53,000 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:51:53,000 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-12 23:51:53,001 INFO L430 AbstractCegarLoop]: === Iteration 6 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:51:53,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:51:53,001 INFO L82 PathProgramCache]: Analyzing trace with hash 207125091, now seen corresponding path program 1 times [2021-08-12 23:51:53,001 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:51:53,001 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684516305] [2021-08-12 23:51:53,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:51:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:51:53,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:53,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:51:53,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:53,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:51:53,096 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-08-12 23:51:53,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-12 23:51:53,114 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 23:51:53,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 23:51:53,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:53,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:51:53,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:53,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:51:53,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:53,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:51:53,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:51:53,142 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:51:53,143 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684516305] [2021-08-12 23:51:53,143 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684516305] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:51:53,143 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:51:53,143 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 23:51:53,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383346345] [2021-08-12 23:51:53,144 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 23:51:53,144 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:51:53,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 23:51:53,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 23:51:53,148 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 129 [2021-08-12 23:51:53,148 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 408 transitions, 2292 flow. Second operand has 7 states, 7 states have (on average 108.14285714285714) internal successors, (757), 7 states have internal predecessors, (757), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:53,149 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:51:53,149 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 129 [2021-08-12 23:51:53,149 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:51:58,143 INFO L129 PetriNetUnfolder]: 11691/37658 cut-off events. [2021-08-12 23:51:58,144 INFO L130 PetriNetUnfolder]: For 9984/11771 co-relation queries the response was YES. [2021-08-12 23:51:58,345 INFO L84 FinitePrefix]: Finished finitePrefix Result has 87128 conditions, 37658 events. 11691/37658 cut-off events. For 9984/11771 co-relation queries the response was YES. Maximal size of possible extension queue 2259. Compared 535122 event pairs, 2192 based on Foata normal form. 145/35781 useless extension candidates. Maximal degree in co-relation 87048. Up to 6867 conditions per place. [2021-08-12 23:51:58,448 INFO L132 encePairwiseOnDemand]: 116/129 looper letters, 355 selfloop transitions, 110 changer transitions 109/713 dead transitions. [2021-08-12 23:51:58,449 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 713 transitions, 5580 flow [2021-08-12 23:51:58,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-12 23:51:58,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-12 23:51:58,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1139 transitions. [2021-08-12 23:51:58,451 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8829457364341086 [2021-08-12 23:51:58,451 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1139 transitions. [2021-08-12 23:51:58,451 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1139 transitions. [2021-08-12 23:51:58,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:51:58,452 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1139 transitions. [2021-08-12 23:51:58,453 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 113.9) internal successors, (1139), 10 states have internal predecessors, (1139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:58,455 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 129.0) internal successors, (1419), 11 states have internal predecessors, (1419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:58,455 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 129.0) internal successors, (1419), 11 states have internal predecessors, (1419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:58,455 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 46 predicate places. [2021-08-12 23:51:58,455 INFO L482 AbstractCegarLoop]: Abstraction has has 182 places, 713 transitions, 5580 flow [2021-08-12 23:51:58,455 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 108.14285714285714) internal successors, (757), 7 states have internal predecessors, (757), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:58,456 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:51:58,456 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:51:58,456 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-12 23:51:58,456 INFO L430 AbstractCegarLoop]: === Iteration 7 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:51:58,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:51:58,456 INFO L82 PathProgramCache]: Analyzing trace with hash -218427987, now seen corresponding path program 1 times [2021-08-12 23:51:58,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:51:58,456 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323128383] [2021-08-12 23:51:58,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:51:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:51:58,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:58,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:51:58,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:58,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:51:58,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:58,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:51:58,539 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 23:51:58,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 23:51:58,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:58,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:51:58,560 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 23:51:58,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:51:58,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:51:58,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:51:58,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:51:58,567 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:51:58,567 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323128383] [2021-08-12 23:51:58,567 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323128383] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:51:58,567 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:51:58,567 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 23:51:58,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334797678] [2021-08-12 23:51:58,568 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 23:51:58,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:51:58,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 23:51:58,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 23:51:58,571 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 129 [2021-08-12 23:51:58,572 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 182 places, 713 transitions, 5580 flow. Second operand has 7 states, 7 states have (on average 115.14285714285714) internal successors, (806), 7 states have internal predecessors, (806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:51:58,572 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:51:58,572 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 129 [2021-08-12 23:51:58,572 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:52:00,793 INFO L129 PetriNetUnfolder]: 5109/16556 cut-off events. [2021-08-12 23:52:00,793 INFO L130 PetriNetUnfolder]: For 4460/18844 co-relation queries the response was YES. [2021-08-12 23:52:00,867 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41801 conditions, 16556 events. 5109/16556 cut-off events. For 4460/18844 co-relation queries the response was YES. Maximal size of possible extension queue 1124. Compared 205969 event pairs, 371 based on Foata normal form. 1169/16791 useless extension candidates. Maximal degree in co-relation 41718. Up to 3019 conditions per place. [2021-08-12 23:52:00,913 INFO L132 encePairwiseOnDemand]: 118/129 looper letters, 52 selfloop transitions, 54 changer transitions 137/582 dead transitions. [2021-08-12 23:52:00,914 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 194 places, 582 transitions, 4278 flow [2021-08-12 23:52:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 23:52:00,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 23:52:00,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1550 transitions. [2021-08-12 23:52:00,916 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9242695289206917 [2021-08-12 23:52:00,916 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1550 transitions. [2021-08-12 23:52:00,916 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1550 transitions. [2021-08-12 23:52:00,917 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:52:00,917 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1550 transitions. [2021-08-12 23:52:00,919 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 119.23076923076923) internal successors, (1550), 13 states have internal predecessors, (1550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:00,921 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 129.0) internal successors, (1806), 14 states have internal predecessors, (1806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:00,921 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 129.0) internal successors, (1806), 14 states have internal predecessors, (1806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:00,922 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 58 predicate places. [2021-08-12 23:52:00,922 INFO L482 AbstractCegarLoop]: Abstraction has has 194 places, 582 transitions, 4278 flow [2021-08-12 23:52:00,922 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 115.14285714285714) internal successors, (806), 7 states have internal predecessors, (806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:00,922 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:52:00,922 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:52:00,922 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-12 23:52:00,922 INFO L430 AbstractCegarLoop]: === Iteration 8 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:52:00,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:52:00,922 INFO L82 PathProgramCache]: Analyzing trace with hash -509896484, now seen corresponding path program 1 times [2021-08-12 23:52:00,923 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:52:00,923 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532560615] [2021-08-12 23:52:00,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:52:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:52:00,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:00,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:52:00,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:00,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:00,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:00,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:52:00,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:01,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:52:01,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:01,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-12 23:52:01,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:01,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-12 23:52:01,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:01,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:52:01,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:01,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-12 23:52:01,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:01,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:52:01,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:01,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-12 23:52:01,065 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 23:52:01,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 23:52:01,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:01,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:52:01,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:01,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:52:01,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:01,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:52:01,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:52:01,100 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:52:01,101 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532560615] [2021-08-12 23:52:01,101 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532560615] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:52:01,102 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:52:01,102 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-08-12 23:52:01,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814365829] [2021-08-12 23:52:01,102 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-08-12 23:52:01,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:52:01,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-12 23:52:01,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2021-08-12 23:52:01,104 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 129 [2021-08-12 23:52:01,105 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 194 places, 582 transitions, 4278 flow. Second operand has 14 states, 14 states have (on average 96.85714285714286) internal successors, (1356), 14 states have internal predecessors, (1356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:01,105 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:52:01,105 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 129 [2021-08-12 23:52:01,105 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:52:05,124 INFO L129 PetriNetUnfolder]: 9344/27895 cut-off events. [2021-08-12 23:52:05,124 INFO L130 PetriNetUnfolder]: For 11554/24463 co-relation queries the response was YES. [2021-08-12 23:52:05,277 INFO L84 FinitePrefix]: Finished finitePrefix Result has 79405 conditions, 27895 events. 9344/27895 cut-off events. For 11554/24463 co-relation queries the response was YES. Maximal size of possible extension queue 2045. Compared 361276 event pairs, 601 based on Foata normal form. 117/26545 useless extension candidates. Maximal degree in co-relation 79308. Up to 4686 conditions per place. [2021-08-12 23:52:05,495 INFO L132 encePairwiseOnDemand]: 107/129 looper letters, 259 selfloop transitions, 209 changer transitions 392/1045 dead transitions. [2021-08-12 23:52:05,495 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 214 places, 1045 transitions, 9940 flow [2021-08-12 23:52:05,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-12 23:52:05,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-08-12 23:52:05,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 2180 transitions. [2021-08-12 23:52:05,499 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8047249907715024 [2021-08-12 23:52:05,499 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 2180 transitions. [2021-08-12 23:52:05,499 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 2180 transitions. [2021-08-12 23:52:05,500 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:52:05,500 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 2180 transitions. [2021-08-12 23:52:05,503 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 103.80952380952381) internal successors, (2180), 21 states have internal predecessors, (2180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:05,506 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 129.0) internal successors, (2838), 22 states have internal predecessors, (2838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:05,507 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 129.0) internal successors, (2838), 22 states have internal predecessors, (2838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:05,507 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 78 predicate places. [2021-08-12 23:52:05,507 INFO L482 AbstractCegarLoop]: Abstraction has has 214 places, 1045 transitions, 9940 flow [2021-08-12 23:52:05,508 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 96.85714285714286) internal successors, (1356), 14 states have internal predecessors, (1356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:05,508 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:52:05,508 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:52:05,508 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-12 23:52:05,508 INFO L430 AbstractCegarLoop]: === Iteration 9 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:52:05,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:52:05,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1611940246, now seen corresponding path program 2 times [2021-08-12 23:52:05,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:52:05,509 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918564899] [2021-08-12 23:52:05,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:52:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:52:05,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:05,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:52:05,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:05,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:05,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:05,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:05,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:05,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:05,575 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 23:52:05,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 23:52:05,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:05,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:52:05,595 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 23:52:05,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:52:05,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:05,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:52:05,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:52:05,605 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:52:05,605 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918564899] [2021-08-12 23:52:05,605 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918564899] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:52:05,606 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:52:05,606 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-12 23:52:05,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245581948] [2021-08-12 23:52:05,606 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-12 23:52:05,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:52:05,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-12 23:52:05,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-12 23:52:05,607 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 129 [2021-08-12 23:52:05,607 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 214 places, 1045 transitions, 9940 flow. Second operand has 8 states, 8 states have (on average 115.125) internal successors, (921), 8 states have internal predecessors, (921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:05,607 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:52:05,608 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 129 [2021-08-12 23:52:05,608 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:52:07,606 INFO L129 PetriNetUnfolder]: 5249/13489 cut-off events. [2021-08-12 23:52:07,606 INFO L130 PetriNetUnfolder]: For 7093/74811 co-relation queries the response was YES. [2021-08-12 23:52:07,679 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44734 conditions, 13489 events. 5249/13489 cut-off events. For 7093/74811 co-relation queries the response was YES. Maximal size of possible extension queue 2005. Compared 156810 event pairs, 21 based on Foata normal form. 3695/16025 useless extension candidates. Maximal degree in co-relation 44634. Up to 3794 conditions per place. [2021-08-12 23:52:07,728 INFO L132 encePairwiseOnDemand]: 118/129 looper letters, 33 selfloop transitions, 106 changer transitions 282/641 dead transitions. [2021-08-12 23:52:07,728 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 226 places, 641 transitions, 5432 flow [2021-08-12 23:52:07,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-12 23:52:07,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-08-12 23:52:07,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1909 transitions. [2021-08-12 23:52:07,731 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9249031007751938 [2021-08-12 23:52:07,731 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1909 transitions. [2021-08-12 23:52:07,731 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1909 transitions. [2021-08-12 23:52:07,732 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:52:07,732 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1909 transitions. [2021-08-12 23:52:07,735 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 119.3125) internal successors, (1909), 16 states have internal predecessors, (1909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:07,738 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 129.0) internal successors, (2193), 17 states have internal predecessors, (2193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:07,738 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 129.0) internal successors, (2193), 17 states have internal predecessors, (2193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:07,738 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 90 predicate places. [2021-08-12 23:52:07,739 INFO L482 AbstractCegarLoop]: Abstraction has has 226 places, 641 transitions, 5432 flow [2021-08-12 23:52:07,739 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 115.125) internal successors, (921), 8 states have internal predecessors, (921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:07,739 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:52:07,739 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:52:07,739 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-12 23:52:07,739 INFO L430 AbstractCegarLoop]: === Iteration 10 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:52:07,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:52:07,739 INFO L82 PathProgramCache]: Analyzing trace with hash -573531634, now seen corresponding path program 1 times [2021-08-12 23:52:07,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:52:07,740 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275677210] [2021-08-12 23:52:07,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:52:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:52:07,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:07,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:52:07,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:07,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:07,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:07,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:07,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:07,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:07,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:07,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:07,811 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 23:52:07,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 23:52:07,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:07,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:52:07,829 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 23:52:07,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:52:07,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:07,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:52:07,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:52:07,841 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:52:07,841 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275677210] [2021-08-12 23:52:07,841 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275677210] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:52:07,841 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:52:07,841 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-12 23:52:07,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267236173] [2021-08-12 23:52:07,841 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-12 23:52:07,841 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:52:07,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-12 23:52:07,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-08-12 23:52:07,842 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 129 [2021-08-12 23:52:07,843 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 226 places, 641 transitions, 5432 flow. Second operand has 9 states, 9 states have (on average 115.11111111111111) internal successors, (1036), 9 states have internal predecessors, (1036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:07,843 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:52:07,843 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 129 [2021-08-12 23:52:07,843 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:52:09,515 INFO L129 PetriNetUnfolder]: 4930/11800 cut-off events. [2021-08-12 23:52:09,515 INFO L130 PetriNetUnfolder]: For 12047/97434 co-relation queries the response was YES. [2021-08-12 23:52:09,618 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48241 conditions, 11800 events. 4930/11800 cut-off events. For 12047/97434 co-relation queries the response was YES. Maximal size of possible extension queue 2005. Compared 138568 event pairs, 0 based on Foata normal form. 3879/14571 useless extension candidates. Maximal degree in co-relation 48138. Up to 3686 conditions per place. [2021-08-12 23:52:09,645 INFO L132 encePairwiseOnDemand]: 118/129 looper letters, 28 selfloop transitions, 111 changer transitions 129/432 dead transitions. [2021-08-12 23:52:09,645 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 220 places, 432 transitions, 3562 flow [2021-08-12 23:52:09,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-12 23:52:09,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-08-12 23:52:09,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2248 transitions. [2021-08-12 23:52:09,648 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9171766625866993 [2021-08-12 23:52:09,648 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2248 transitions. [2021-08-12 23:52:09,648 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2248 transitions. [2021-08-12 23:52:09,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:52:09,649 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2248 transitions. [2021-08-12 23:52:09,651 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 118.3157894736842) internal successors, (2248), 19 states have internal predecessors, (2248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:09,654 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 129.0) internal successors, (2580), 20 states have internal predecessors, (2580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:09,654 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 129.0) internal successors, (2580), 20 states have internal predecessors, (2580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:09,655 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 84 predicate places. [2021-08-12 23:52:09,655 INFO L482 AbstractCegarLoop]: Abstraction has has 220 places, 432 transitions, 3562 flow [2021-08-12 23:52:09,655 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 115.11111111111111) internal successors, (1036), 9 states have internal predecessors, (1036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:09,655 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:52:09,655 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:52:09,655 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-12 23:52:09,655 INFO L430 AbstractCegarLoop]: === Iteration 11 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:52:09,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:52:09,656 INFO L82 PathProgramCache]: Analyzing trace with hash -215416664, now seen corresponding path program 1 times [2021-08-12 23:52:09,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:52:09,656 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051731753] [2021-08-12 23:52:09,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:52:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:52:09,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:09,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:52:09,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:09,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:09,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:09,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:09,713 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 23:52:09,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 23:52:09,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:09,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:52:09,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:09,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:52:09,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:09,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:52:09,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:52:09,740 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:52:09,740 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051731753] [2021-08-12 23:52:09,740 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051731753] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:52:09,740 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:52:09,740 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 23:52:09,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351030578] [2021-08-12 23:52:09,740 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 23:52:09,740 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:52:09,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 23:52:09,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-12 23:52:09,741 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 129 [2021-08-12 23:52:09,741 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 220 places, 432 transitions, 3562 flow. Second operand has 7 states, 7 states have (on average 116.42857142857143) internal successors, (815), 7 states have internal predecessors, (815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:09,742 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:52:09,742 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 129 [2021-08-12 23:52:09,742 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:52:11,931 INFO L129 PetriNetUnfolder]: 8091/19399 cut-off events. [2021-08-12 23:52:11,932 INFO L130 PetriNetUnfolder]: For 17566/55083 co-relation queries the response was YES. [2021-08-12 23:52:12,042 INFO L84 FinitePrefix]: Finished finitePrefix Result has 78728 conditions, 19399 events. 8091/19399 cut-off events. For 17566/55083 co-relation queries the response was YES. Maximal size of possible extension queue 2942. Compared 243320 event pairs, 16 based on Foata normal form. 19/17839 useless extension candidates. Maximal degree in co-relation 78621. Up to 6129 conditions per place. [2021-08-12 23:52:12,168 INFO L132 encePairwiseOnDemand]: 123/129 looper letters, 9 selfloop transitions, 3 changer transitions 185/450 dead transitions. [2021-08-12 23:52:12,168 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 226 places, 450 transitions, 3854 flow [2021-08-12 23:52:12,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-12 23:52:12,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-08-12 23:52:12,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 823 transitions. [2021-08-12 23:52:12,170 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9114064230343301 [2021-08-12 23:52:12,170 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 823 transitions. [2021-08-12 23:52:12,170 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 823 transitions. [2021-08-12 23:52:12,170 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:52:12,170 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 823 transitions. [2021-08-12 23:52:12,171 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 117.57142857142857) internal successors, (823), 7 states have internal predecessors, (823), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:12,190 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 129.0) internal successors, (1032), 8 states have internal predecessors, (1032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:12,191 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 129.0) internal successors, (1032), 8 states have internal predecessors, (1032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:12,191 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 90 predicate places. [2021-08-12 23:52:12,191 INFO L482 AbstractCegarLoop]: Abstraction has has 226 places, 450 transitions, 3854 flow [2021-08-12 23:52:12,191 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 116.42857142857143) internal successors, (815), 7 states have internal predecessors, (815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:12,191 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:52:12,191 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:52:12,191 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-12 23:52:12,191 INFO L430 AbstractCegarLoop]: === Iteration 12 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:52:12,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:52:12,192 INFO L82 PathProgramCache]: Analyzing trace with hash -1344886264, now seen corresponding path program 2 times [2021-08-12 23:52:12,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:52:12,194 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634241329] [2021-08-12 23:52:12,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:52:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:52:12,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:12,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:52:12,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:12,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:12,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:12,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:12,264 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 23:52:12,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 23:52:12,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:12,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:52:12,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:12,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:52:12,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:12,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:52:12,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:52:12,290 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:52:12,290 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634241329] [2021-08-12 23:52:12,290 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634241329] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:52:12,290 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:52:12,290 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 23:52:12,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945188471] [2021-08-12 23:52:12,291 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 23:52:12,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:52:12,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 23:52:12,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-12 23:52:12,292 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 129 [2021-08-12 23:52:12,292 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 226 places, 450 transitions, 3854 flow. Second operand has 7 states, 7 states have (on average 115.57142857142857) internal successors, (809), 7 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:12,292 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:52:12,292 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 129 [2021-08-12 23:52:12,292 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:52:15,302 INFO L129 PetriNetUnfolder]: 12324/28910 cut-off events. [2021-08-12 23:52:15,302 INFO L130 PetriNetUnfolder]: For 25960/82477 co-relation queries the response was YES. [2021-08-12 23:52:15,513 INFO L84 FinitePrefix]: Finished finitePrefix Result has 118041 conditions, 28910 events. 12324/28910 cut-off events. For 25960/82477 co-relation queries the response was YES. Maximal size of possible extension queue 4386. Compared 377193 event pairs, 22 based on Foata normal form. 35/26580 useless extension candidates. Maximal degree in co-relation 117930. Up to 9446 conditions per place. [2021-08-12 23:52:15,537 INFO L132 encePairwiseOnDemand]: 123/129 looper letters, 10 selfloop transitions, 2 changer transitions 262/491 dead transitions. [2021-08-12 23:52:15,537 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 232 places, 491 transitions, 4598 flow [2021-08-12 23:52:15,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-12 23:52:15,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-08-12 23:52:15,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 818 transitions. [2021-08-12 23:52:15,548 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9058693244739756 [2021-08-12 23:52:15,548 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 818 transitions. [2021-08-12 23:52:15,548 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 818 transitions. [2021-08-12 23:52:15,548 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:52:15,548 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 818 transitions. [2021-08-12 23:52:15,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 116.85714285714286) internal successors, (818), 7 states have internal predecessors, (818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:15,549 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 129.0) internal successors, (1032), 8 states have internal predecessors, (1032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:15,550 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 129.0) internal successors, (1032), 8 states have internal predecessors, (1032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:15,550 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 96 predicate places. [2021-08-12 23:52:15,550 INFO L482 AbstractCegarLoop]: Abstraction has has 232 places, 491 transitions, 4598 flow [2021-08-12 23:52:15,550 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 115.57142857142857) internal successors, (809), 7 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:15,550 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:52:15,550 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:52:15,550 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-12 23:52:15,550 INFO L430 AbstractCegarLoop]: === Iteration 13 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:52:15,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:52:15,550 INFO L82 PathProgramCache]: Analyzing trace with hash -1886080130, now seen corresponding path program 3 times [2021-08-12 23:52:15,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:52:15,551 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572174341] [2021-08-12 23:52:15,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:52:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:52:15,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:15,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:52:15,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:15,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:15,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:15,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:52:15,632 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.1 percent of original size [2021-08-12 23:52:15,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-12 23:52:15,656 INFO L142 QuantifierPusher]: treesize reduction 43, result has 74.9 percent of original size [2021-08-12 23:52:15,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-08-12 23:52:15,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:15,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:52:15,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:15,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:52:15,724 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 23:52:15,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 23:52:15,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:15,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:52:15,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:15,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 23:52:15,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:52:15,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:52:15,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:52:15,763 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:52:15,763 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572174341] [2021-08-12 23:52:15,763 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572174341] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:52:15,763 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:52:15,763 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-08-12 23:52:15,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308234434] [2021-08-12 23:52:15,763 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-08-12 23:52:15,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:52:15,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-12 23:52:15,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-08-12 23:52:15,764 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 129 [2021-08-12 23:52:15,765 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 232 places, 491 transitions, 4598 flow. Second operand has 11 states, 11 states have (on average 106.72727272727273) internal successors, (1174), 11 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:15,765 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:52:15,765 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 129 [2021-08-12 23:52:15,765 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:52:20,084 INFO L129 PetriNetUnfolder]: 16767/38334 cut-off events. [2021-08-12 23:52:20,085 INFO L130 PetriNetUnfolder]: For 31116/98910 co-relation queries the response was YES. [2021-08-12 23:52:20,359 INFO L84 FinitePrefix]: Finished finitePrefix Result has 157100 conditions, 38334 events. 16767/38334 cut-off events. For 31116/98910 co-relation queries the response was YES. Maximal size of possible extension queue 5271. Compared 505671 event pairs, 17 based on Foata normal form. 44/35514 useless extension candidates. Maximal degree in co-relation 156979. Up to 12943 conditions per place. [2021-08-12 23:52:20,390 INFO L132 encePairwiseOnDemand]: 118/129 looper letters, 13 selfloop transitions, 6 changer transitions 437/557 dead transitions. [2021-08-12 23:52:20,390 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 243 places, 557 transitions, 5968 flow [2021-08-12 23:52:20,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-12 23:52:20,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-08-12 23:52:20,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1290 transitions. [2021-08-12 23:52:20,391 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8333333333333334 [2021-08-12 23:52:20,391 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1290 transitions. [2021-08-12 23:52:20,391 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1290 transitions. [2021-08-12 23:52:20,392 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:52:20,392 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1290 transitions. [2021-08-12 23:52:20,393 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 107.5) internal successors, (1290), 12 states have internal predecessors, (1290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:20,394 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 129.0) internal successors, (1677), 13 states have internal predecessors, (1677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:20,394 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 129.0) internal successors, (1677), 13 states have internal predecessors, (1677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:20,394 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 107 predicate places. [2021-08-12 23:52:20,394 INFO L482 AbstractCegarLoop]: Abstraction has has 243 places, 557 transitions, 5968 flow [2021-08-12 23:52:20,395 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 106.72727272727273) internal successors, (1174), 11 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 23:52:20,395 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:52:20,395 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:52:20,395 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-12 23:52:20,395 INFO L430 AbstractCegarLoop]: === Iteration 14 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:52:20,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:52:20,395 INFO L82 PathProgramCache]: Analyzing trace with hash -37792092, now seen corresponding path program 4 times [2021-08-12 23:52:20,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:52:20,396 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648130745] [2021-08-12 23:52:20,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:52:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 23:52:20,428 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 23:52:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 23:52:20,458 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 23:52:20,499 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-12 23:52:20,499 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-12 23:52:20,499 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-12 23:52:20,502 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-12 23:52:20,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.08 11:52:20 BasicIcfg [2021-08-12 23:52:20,657 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-12 23:52:20,657 INFO L168 Benchmark]: Toolchain (without parser) took 38088.77 ms. Allocated memory was 227.5 MB in the beginning and 4.8 GB in the end (delta: 4.6 GB). Free memory was 190.9 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 2.2 GB. Max. memory is 8.0 GB. [2021-08-12 23:52:20,657 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 227.5 MB. Free memory was 208.9 MB in the beginning and 208.8 MB in the end (delta: 85.8 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-08-12 23:52:20,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.05 ms. Allocated memory is still 227.5 MB. Free memory was 190.7 MB in the beginning and 185.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-08-12 23:52:20,658 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.54 ms. Allocated memory is still 227.5 MB. Free memory was 185.8 MB in the beginning and 182.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-12 23:52:20,658 INFO L168 Benchmark]: Boogie Preprocessor took 54.13 ms. Allocated memory is still 227.5 MB. Free memory was 182.7 MB in the beginning and 180.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-12 23:52:20,658 INFO L168 Benchmark]: RCFGBuilder took 1655.21 ms. Allocated memory was 227.5 MB in the beginning and 287.3 MB in the end (delta: 59.8 MB). Free memory was 180.0 MB in the beginning and 211.7 MB in the end (delta: -31.6 MB). Peak memory consumption was 109.4 MB. Max. memory is 8.0 GB. [2021-08-12 23:52:20,658 INFO L168 Benchmark]: TraceAbstraction took 35838.92 ms. Allocated memory was 287.3 MB in the beginning and 4.8 GB in the end (delta: 4.5 GB). Free memory was 211.7 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 2.1 GB. Max. memory is 8.0 GB. [2021-08-12 23:52:20,659 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 227.5 MB. Free memory was 208.9 MB in the beginning and 208.8 MB in the end (delta: 85.8 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 483.05 ms. Allocated memory is still 227.5 MB. Free memory was 190.7 MB in the beginning and 185.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 51.54 ms. Allocated memory is still 227.5 MB. Free memory was 185.8 MB in the beginning and 182.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 54.13 ms. Allocated memory is still 227.5 MB. Free memory was 182.7 MB in the beginning and 180.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1655.21 ms. Allocated memory was 227.5 MB in the beginning and 287.3 MB in the end (delta: 59.8 MB). Free memory was 180.0 MB in the beginning and 211.7 MB in the end (delta: -31.6 MB). Peak memory consumption was 109.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 35838.92 ms. Allocated memory was 287.3 MB in the beginning and 4.8 GB in the end (delta: 4.5 GB). Free memory was 211.7 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 2.1 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L714] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L716] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L718] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0] [L720] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L722] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L723] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0] [L724] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L726] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L728] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L730] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L731] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L732] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L733] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L734] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L735] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L736] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L737] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0] [L738] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0] [L739] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L740] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L741] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L742] 0 _Bool z$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L743] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0] [L744] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L745] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L746] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L747] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L748] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L749] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L750] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L869] 0 pthread_t t141; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L870] FCALL, FORK 0 pthread_create(&t141, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L871] 0 pthread_t t142; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L872] FCALL, FORK 0 pthread_create(&t142, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L873] 0 pthread_t t143; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L874] FCALL, FORK 0 pthread_create(&t143, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L875] 0 pthread_t t144; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L876] FCALL, FORK 0 pthread_create(&t144, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L815] 4 z$w_buff1 = z$w_buff0 [L816] 4 z$w_buff0 = 1 [L817] 4 z$w_buff1_used = z$w_buff0_used [L818] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L820] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L821] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L822] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L823] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L824] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L825] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L828] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L829] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L830] 4 z$flush_delayed = weak$$choice2 [L831] 4 z$mem_tmp = z [L832] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L832] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1 [L832] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L832] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L833] EXPR 4 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L833] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L834] EXPR 4 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L834] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L835] EXPR 4 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L835] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L836] EXPR 4 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L837] EXPR 4 weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L837] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L838] EXPR 4 weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L838] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L839] 4 __unbuffered_p3_EAX = z [L840] EXPR 4 z$flush_delayed ? z$mem_tmp : z [L840] 4 z = z$flush_delayed ? z$mem_tmp : z [L841] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L844] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L757] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L769] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L772] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L784] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L787] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L790] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L791] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L792] 3 z$flush_delayed = weak$$choice2 [L793] 3 z$mem_tmp = z [L794] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L794] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L795] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L795] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L796] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L796] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L797] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L797] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L798] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L798] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L799] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L799] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L800] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L800] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L801] 3 __unbuffered_p2_EBX = z [L802] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L802] 3 z = z$flush_delayed ? z$mem_tmp : z [L803] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=255, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L847] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L847] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L848] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L848] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L849] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L849] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L850] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L850] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L851] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L851] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L762] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L777] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L808] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L854] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L878] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L882] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L882] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L882] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L882] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L883] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L883] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L884] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L884] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L885] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L885] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L886] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L886] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L889] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 164 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 22.6ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 35548.1ms, OverallIterations: 14, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 33518.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 69.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 240 SDtfs, 587 SDslu, 958 SDs, 0 SdLazy, 1083 SolverSat, 218 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 877.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 185 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 160 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 400 ImplicationChecksByTransitivity, 1474.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=9940occurred in iteration=8, InterpolantAutomatonStates: 149, 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: 48.7ms SsaConstructionTime, 458.9ms SatisfiabilityAnalysisTime, 1192.1ms InterpolantComputationTime, 1273 NumberOfCodeBlocks, 1273 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1160 ConstructedInterpolants, 0 QuantifiedInterpolants, 4014 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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...