/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix027_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-12 20:47:08,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-12 20:47:08,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-12 20:47:08,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-12 20:47:08,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-12 20:47:08,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-12 20:47:08,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-12 20:47:08,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-12 20:47:08,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-12 20:47:08,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-12 20:47:08,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-12 20:47:08,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-12 20:47:08,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-12 20:47:08,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-12 20:47:08,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-12 20:47:08,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-12 20:47:08,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-12 20:47:08,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-12 20:47:08,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-12 20:47:08,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-12 20:47:08,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-12 20:47:08,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-12 20:47:08,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-12 20:47:08,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-12 20:47:08,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-12 20:47:08,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-12 20:47:08,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-12 20:47:08,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-12 20:47:08,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-12 20:47:08,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-12 20:47:08,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-12 20:47:08,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-12 20:47:08,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-12 20:47:08,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-12 20:47:08,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-12 20:47:08,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-12 20:47:08,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-12 20:47:08,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-12 20:47:08,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-12 20:47:08,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-12 20:47:08,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-12 20:47:08,282 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.epf [2021-08-12 20:47:08,317 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-12 20:47:08,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-12 20:47:08,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-12 20:47:08,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-12 20:47:08,321 INFO L138 SettingsManager]: * Use SBE=true [2021-08-12 20:47:08,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-12 20:47:08,322 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-12 20:47:08,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-12 20:47:08,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-12 20:47:08,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-12 20:47:08,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-12 20:47:08,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-12 20:47:08,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-12 20:47:08,324 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-12 20:47:08,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-12 20:47:08,324 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-12 20:47:08,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-12 20:47:08,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-12 20:47:08,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-12 20:47:08,325 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-12 20:47:08,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-12 20:47:08,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 20:47:08,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-12 20:47:08,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-12 20:47:08,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-12 20:47:08,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-12 20:47:08,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-12 20:47:08,326 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-12 20:47:08,327 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-12 20:47:08,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-12 20:47:08,327 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-12 20:47:08,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-12 20:47:08,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-12 20:47:08,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-12 20:47:08,707 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-12 20:47:08,709 INFO L275 PluginConnector]: CDTParser initialized [2021-08-12 20:47:08,710 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix027_power.oepc.i [2021-08-12 20:47:08,777 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05f2f4b6/066d2f7686a84101b44a7acdba0eb294/FLAG1bf67cbc0 [2021-08-12 20:47:09,298 INFO L306 CDTParser]: Found 1 translation units. [2021-08-12 20:47:09,299 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix027_power.oepc.i [2021-08-12 20:47:09,319 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05f2f4b6/066d2f7686a84101b44a7acdba0eb294/FLAG1bf67cbc0 [2021-08-12 20:47:09,750 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05f2f4b6/066d2f7686a84101b44a7acdba0eb294 [2021-08-12 20:47:09,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-12 20:47:09,756 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-12 20:47:09,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-12 20:47:09,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-12 20:47:09,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-12 20:47:09,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 08:47:09" (1/1) ... [2021-08-12 20:47:09,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f8d50a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:47:09, skipping insertion in model container [2021-08-12 20:47:09,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 08:47:09" (1/1) ... [2021-08-12 20:47:09,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-12 20:47:09,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-12 20:47:09,958 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/mix027_power.oepc.i[951,964] [2021-08-12 20:47:10,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 20:47:10,255 INFO L203 MainTranslator]: Completed pre-run [2021-08-12 20:47:10,264 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/mix027_power.oepc.i[951,964] [2021-08-12 20:47:10,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 20:47:10,348 INFO L208 MainTranslator]: Completed translation [2021-08-12 20:47:10,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:47:10 WrapperNode [2021-08-12 20:47:10,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-12 20:47:10,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-12 20:47:10,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-12 20:47:10,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-12 20:47:10,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:47:10" (1/1) ... [2021-08-12 20:47:10,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:47:10" (1/1) ... [2021-08-12 20:47:10,403 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-12 20:47:10,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-12 20:47:10,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-12 20:47:10,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-12 20:47:10,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:47:10" (1/1) ... [2021-08-12 20:47:10,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:47:10" (1/1) ... [2021-08-12 20:47:10,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:47:10" (1/1) ... [2021-08-12 20:47:10,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:47:10" (1/1) ... [2021-08-12 20:47:10,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:47:10" (1/1) ... [2021-08-12 20:47:10,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:47:10" (1/1) ... [2021-08-12 20:47:10,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:47:10" (1/1) ... [2021-08-12 20:47:10,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-12 20:47:10,464 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-12 20:47:10,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-12 20:47:10,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-12 20:47:10,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:47:10" (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 20:47:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-12 20:47:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-12 20:47:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-12 20:47:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-12 20:47:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-12 20:47:10,541 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-12 20:47:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-12 20:47:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-12 20:47:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-12 20:47:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-12 20:47:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-08-12 20:47:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-08-12 20:47:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-12 20:47:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-12 20:47:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-12 20:47:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-12 20:47:10,544 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 20:47:12,557 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-12 20:47:12,557 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-12 20:47:12,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 08:47:12 BoogieIcfgContainer [2021-08-12 20:47:12,560 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-12 20:47:12,561 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-12 20:47:12,561 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-12 20:47:12,564 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-12 20:47:12,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.08 08:47:09" (1/3) ... [2021-08-12 20:47:12,564 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16eb76fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 08:47:12, skipping insertion in model container [2021-08-12 20:47:12,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:47:10" (2/3) ... [2021-08-12 20:47:12,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16eb76fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 08:47:12, skipping insertion in model container [2021-08-12 20:47:12,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 08:47:12" (3/3) ... [2021-08-12 20:47:12,566 INFO L111 eAbstractionObserver]: Analyzing ICFG mix027_power.oepc.i [2021-08-12 20:47:12,572 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-12 20:47:12,573 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-12 20:47:12,574 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-12 20:47:12,612 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,612 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,612 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,613 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,613 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,613 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,613 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,613 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,613 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,613 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,614 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,614 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,614 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,614 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,614 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,614 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,614 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,614 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,615 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,615 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,615 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,615 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,615 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,616 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,616 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,616 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,616 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,616 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,616 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,616 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,625 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,625 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,625 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,625 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,625 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,626 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,626 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,628 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,628 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,628 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,628 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,628 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,628 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,629 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,629 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,629 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,629 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,632 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,633 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,633 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,633 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,633 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,633 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,633 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,633 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,633 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,634 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,635 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,636 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,637 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,640 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,644 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,645 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,645 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,645 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,645 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,645 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,645 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,645 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,645 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,646 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,646 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,646 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,646 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,646 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,646 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,646 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,646 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,646 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,646 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,647 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,647 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,647 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,647 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,647 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,647 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,647 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,647 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,647 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,647 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,648 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,648 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,648 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,648 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,648 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,648 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,648 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,648 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,650 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,650 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,650 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,652 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,652 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,652 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,652 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,652 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,652 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,653 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,653 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,654 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,655 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,655 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,655 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,655 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,655 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,659 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,659 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,659 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,659 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,659 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,660 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,660 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,661 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,661 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,661 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,661 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,661 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,661 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,661 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,661 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,662 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,662 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,662 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,662 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,662 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,662 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,662 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,663 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,663 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,663 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,663 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,663 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,663 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,663 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,663 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,664 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,664 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,664 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,664 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,664 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,664 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,664 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,664 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,677 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,678 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,678 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:47:12,680 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 20:47:12,705 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-12 20:47:12,733 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 20:47:12,733 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-12 20:47:12,733 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 20:47:12,733 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 20:47:12,733 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 20:47:12,733 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 20:47:12,734 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 20:47:12,734 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 20:47:12,749 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 140 places, 129 transitions, 278 flow [2021-08-12 20:47:12,797 INFO L129 PetriNetUnfolder]: 2/125 cut-off events. [2021-08-12 20:47:12,798 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 20:47:12,803 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 70 event pairs, 0 based on Foata normal form. 0/121 useless extension candidates. Maximal degree in co-relation 87. Up to 2 conditions per place. [2021-08-12 20:47:12,803 INFO L82 GeneralOperation]: Start removeDead. Operand has 140 places, 129 transitions, 278 flow [2021-08-12 20:47:12,807 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 136 places, 125 transitions, 262 flow [2021-08-12 20:47:12,845 INFO L129 PetriNetUnfolder]: 0/48 cut-off events. [2021-08-12 20:47:12,846 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 20:47:12,846 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:47:12,847 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] [2021-08-12 20:47:12,847 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:47:12,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:47:12,851 INFO L82 PathProgramCache]: Analyzing trace with hash -1175328625, now seen corresponding path program 1 times [2021-08-12 20:47:12,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:47:12,859 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019714848] [2021-08-12 20:47:12,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:47:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:47:13,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:13,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:13,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:13,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:13,138 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 20:47:13,138 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:47:13,139 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019714848] [2021-08-12 20:47:13,139 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019714848] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:47:13,139 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:47:13,139 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-12 20:47:13,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406881140] [2021-08-12 20:47:13,147 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-12 20:47:13,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:47:13,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-12 20:47:13,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 20:47:13,161 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 129 [2021-08-12 20:47:13,165 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 125 transitions, 262 flow. Second operand has 3 states, 3 states have (on average 117.66666666666667) internal successors, (353), 3 states have internal predecessors, (353), 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 20:47:13,165 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:47:13,165 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 129 [2021-08-12 20:47:13,166 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:47:13,365 INFO L129 PetriNetUnfolder]: 133/486 cut-off events. [2021-08-12 20:47:13,365 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 20:47:13,370 INFO L84 FinitePrefix]: Finished finitePrefix Result has 705 conditions, 486 events. 133/486 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 2554 event pairs, 110 based on Foata normal form. 49/504 useless extension candidates. Maximal degree in co-relation 652. Up to 153 conditions per place. [2021-08-12 20:47:13,374 INFO L132 encePairwiseOnDemand]: 124/129 looper letters, 11 selfloop transitions, 2 changer transitions 0/126 dead transitions. [2021-08-12 20:47:13,374 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 136 places, 126 transitions, 290 flow [2021-08-12 20:47:13,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-12 20:47:13,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-08-12 20:47:13,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 369 transitions. [2021-08-12 20:47:13,391 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9534883720930233 [2021-08-12 20:47:13,392 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 369 transitions. [2021-08-12 20:47:13,393 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 369 transitions. [2021-08-12 20:47:13,396 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:47:13,398 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 369 transitions. [2021-08-12 20:47:13,404 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 123.0) internal successors, (369), 3 states have internal predecessors, (369), 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 20:47:13,411 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 20:47:13,412 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 20:47:13,413 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 0 predicate places. [2021-08-12 20:47:13,413 INFO L482 AbstractCegarLoop]: Abstraction has has 136 places, 126 transitions, 290 flow [2021-08-12 20:47:13,413 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 117.66666666666667) internal successors, (353), 3 states have internal predecessors, (353), 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 20:47:13,414 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:47:13,414 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:47:13,414 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-12 20:47:13,417 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:47:13,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:47:13,418 INFO L82 PathProgramCache]: Analyzing trace with hash -296353742, now seen corresponding path program 1 times [2021-08-12 20:47:13,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:47:13,418 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520042949] [2021-08-12 20:47:13,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:47:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:47:13,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:13,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:13,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:13,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:13,574 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:47:13,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:47:13,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:13,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:13,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:13,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:13,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:13,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:13,618 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 20:47:13,618 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:47:13,619 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520042949] [2021-08-12 20:47:13,620 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520042949] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:47:13,620 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:47:13,620 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 20:47:13,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699209521] [2021-08-12 20:47:13,622 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 20:47:13,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:47:13,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 20:47:13,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 20:47:13,626 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 116 out of 129 [2021-08-12 20:47:13,629 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 126 transitions, 290 flow. Second operand has 6 states, 6 states have (on average 117.16666666666667) internal successors, (703), 6 states have internal predecessors, (703), 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 20:47:13,630 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:47:13,630 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 116 of 129 [2021-08-12 20:47:13,630 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:47:13,992 INFO L129 PetriNetUnfolder]: 282/1001 cut-off events. [2021-08-12 20:47:13,993 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 20:47:14,001 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1507 conditions, 1001 events. 282/1001 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 94. Compared 7388 event pairs, 225 based on Foata normal form. 0/900 useless extension candidates. Maximal degree in co-relation 1451. Up to 333 conditions per place. [2021-08-12 20:47:14,008 INFO L132 encePairwiseOnDemand]: 122/129 looper letters, 19 selfloop transitions, 14 changer transitions 0/149 dead transitions. [2021-08-12 20:47:14,009 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 149 transitions, 402 flow [2021-08-12 20:47:14,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-12 20:47:14,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-12 20:47:14,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1079 transitions. [2021-08-12 20:47:14,013 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9293712316968131 [2021-08-12 20:47:14,013 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1079 transitions. [2021-08-12 20:47:14,013 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1079 transitions. [2021-08-12 20:47:14,014 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:47:14,014 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1079 transitions. [2021-08-12 20:47:14,017 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 119.88888888888889) internal successors, (1079), 9 states have internal predecessors, (1079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:47:14,022 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 20:47:14,023 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 20:47:14,024 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 8 predicate places. [2021-08-12 20:47:14,024 INFO L482 AbstractCegarLoop]: Abstraction has has 144 places, 149 transitions, 402 flow [2021-08-12 20:47:14,024 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 117.16666666666667) internal successors, (703), 6 states have internal predecessors, (703), 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 20:47:14,024 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:47:14,025 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 20:47:14,025 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-12 20:47:14,025 INFO L430 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:47:14,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:47:14,028 INFO L82 PathProgramCache]: Analyzing trace with hash 1247008307, now seen corresponding path program 1 times [2021-08-12 20:47:14,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:47:14,028 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272631521] [2021-08-12 20:47:14,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:47:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:47:14,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:14,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:14,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:14,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:14,208 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:47:14,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:47:14,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:14,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:14,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:14,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:14,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:14,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:14,245 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 20:47:14,245 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:47:14,245 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272631521] [2021-08-12 20:47:14,245 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272631521] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:47:14,245 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:47:14,245 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 20:47:14,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859238524] [2021-08-12 20:47:14,246 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 20:47:14,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:47:14,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 20:47:14,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 20:47:14,249 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 129 [2021-08-12 20:47:14,250 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 149 transitions, 402 flow. Second operand has 6 states, 6 states have (on average 116.16666666666667) internal successors, (697), 6 states have internal predecessors, (697), 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 20:47:14,250 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:47:14,250 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 129 [2021-08-12 20:47:14,250 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:47:15,419 INFO L129 PetriNetUnfolder]: 1540/5091 cut-off events. [2021-08-12 20:47:15,419 INFO L130 PetriNetUnfolder]: For 191/191 co-relation queries the response was YES. [2021-08-12 20:47:15,465 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8211 conditions, 5091 events. 1540/5091 cut-off events. For 191/191 co-relation queries the response was YES. Maximal size of possible extension queue 424. Compared 55205 event pairs, 783 based on Foata normal form. 0/4807 useless extension candidates. Maximal degree in co-relation 8152. Up to 995 conditions per place. [2021-08-12 20:47:15,487 INFO L132 encePairwiseOnDemand]: 122/129 looper letters, 40 selfloop transitions, 23 changer transitions 0/192 dead transitions. [2021-08-12 20:47:15,487 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 192 transitions, 666 flow [2021-08-12 20:47:15,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-12 20:47:15,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-12 20:47:15,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1074 transitions. [2021-08-12 20:47:15,490 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9250645994832042 [2021-08-12 20:47:15,490 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1074 transitions. [2021-08-12 20:47:15,490 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1074 transitions. [2021-08-12 20:47:15,491 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:47:15,491 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1074 transitions. [2021-08-12 20:47:15,493 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 119.33333333333333) internal successors, (1074), 9 states have internal predecessors, (1074), 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 20:47:15,495 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 20:47:15,496 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 20:47:15,497 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 16 predicate places. [2021-08-12 20:47:15,497 INFO L482 AbstractCegarLoop]: Abstraction has has 152 places, 192 transitions, 666 flow [2021-08-12 20:47:15,497 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 116.16666666666667) internal successors, (697), 6 states have internal predecessors, (697), 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 20:47:15,497 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:47:15,498 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:47:15,498 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-12 20:47:15,498 INFO L430 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:47:15,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:47:15,499 INFO L82 PathProgramCache]: Analyzing trace with hash 1197298356, now seen corresponding path program 1 times [2021-08-12 20:47:15,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:47:15,499 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652270007] [2021-08-12 20:47:15,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:47:15,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:47:15,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:15,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:15,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:15,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:15,658 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:47:15,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:47:15,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:15,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:15,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:15,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:15,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:15,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:15,697 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 20:47:15,698 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:47:15,698 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652270007] [2021-08-12 20:47:15,698 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652270007] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:47:15,698 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:47:15,698 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 20:47:15,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132237739] [2021-08-12 20:47:15,700 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 20:47:15,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:47:15,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 20:47:15,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 20:47:15,702 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 129 [2021-08-12 20:47:15,704 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 192 transitions, 666 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 20:47:15,704 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:47:15,704 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 129 [2021-08-12 20:47:15,704 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:47:16,920 INFO L129 PetriNetUnfolder]: 1626/5417 cut-off events. [2021-08-12 20:47:16,921 INFO L130 PetriNetUnfolder]: For 463/521 co-relation queries the response was YES. [2021-08-12 20:47:16,972 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9540 conditions, 5417 events. 1626/5417 cut-off events. For 463/521 co-relation queries the response was YES. Maximal size of possible extension queue 466. Compared 59687 event pairs, 697 based on Foata normal form. 4/5131 useless extension candidates. Maximal degree in co-relation 9478. Up to 1007 conditions per place. [2021-08-12 20:47:16,998 INFO L132 encePairwiseOnDemand]: 123/129 looper letters, 46 selfloop transitions, 42 changer transitions 0/233 dead transitions. [2021-08-12 20:47:16,998 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 233 transitions, 1082 flow [2021-08-12 20:47:16,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-12 20:47:16,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-12 20:47:17,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1076 transitions. [2021-08-12 20:47:17,001 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9267872523686477 [2021-08-12 20:47:17,003 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1076 transitions. [2021-08-12 20:47:17,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1076 transitions. [2021-08-12 20:47:17,003 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:47:17,003 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1076 transitions. [2021-08-12 20:47:17,007 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 20:47:17,009 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 20:47:17,011 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 20:47:17,011 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 24 predicate places. [2021-08-12 20:47:17,011 INFO L482 AbstractCegarLoop]: Abstraction has has 160 places, 233 transitions, 1082 flow [2021-08-12 20:47:17,012 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 20:47:17,012 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:47:17,012 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 20:47:17,012 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-12 20:47:17,012 INFO L430 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:47:17,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:47:17,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1604947700, now seen corresponding path program 1 times [2021-08-12 20:47:17,013 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:47:17,013 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973728612] [2021-08-12 20:47:17,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:47:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:47:17,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:17,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:17,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:17,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:17,123 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 20:47:17,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 20:47:17,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:17,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:47:17,145 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 20:47:17,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:17,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:17,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:17,155 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 20:47:17,155 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:47:17,155 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973728612] [2021-08-12 20:47:17,158 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973728612] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:47:17,159 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:47:17,159 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 20:47:17,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147304019] [2021-08-12 20:47:17,159 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 20:47:17,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:47:17,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 20:47:17,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 20:47:17,161 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 129 [2021-08-12 20:47:17,161 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 160 places, 233 transitions, 1082 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 20:47:17,162 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:47:17,162 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 129 [2021-08-12 20:47:17,162 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:47:19,132 INFO L129 PetriNetUnfolder]: 3791/12470 cut-off events. [2021-08-12 20:47:19,132 INFO L130 PetriNetUnfolder]: For 1222/1350 co-relation queries the response was YES. [2021-08-12 20:47:19,238 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23636 conditions, 12470 events. 3791/12470 cut-off events. For 1222/1350 co-relation queries the response was YES. Maximal size of possible extension queue 809. Compared 152949 event pairs, 993 based on Foata normal form. 0/11637 useless extension candidates. Maximal degree in co-relation 23571. Up to 2009 conditions per place. [2021-08-12 20:47:19,296 INFO L132 encePairwiseOnDemand]: 118/129 looper letters, 29 selfloop transitions, 20 changer transitions 0/245 dead transitions. [2021-08-12 20:47:19,296 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 245 transitions, 1054 flow [2021-08-12 20:47:19,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-12 20:47:19,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-12 20:47:19,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1191 transitions. [2021-08-12 20:47:19,300 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9232558139534883 [2021-08-12 20:47:19,300 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1191 transitions. [2021-08-12 20:47:19,300 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1191 transitions. [2021-08-12 20:47:19,300 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:47:19,301 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1191 transitions. [2021-08-12 20:47:19,303 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 20:47:19,305 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 20:47:19,306 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 20:47:19,306 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 33 predicate places. [2021-08-12 20:47:19,306 INFO L482 AbstractCegarLoop]: Abstraction has has 169 places, 245 transitions, 1054 flow [2021-08-12 20:47:19,307 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 20:47:19,307 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:47:19,307 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] [2021-08-12 20:47:19,307 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-12 20:47:19,307 INFO L430 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:47:19,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:47:19,308 INFO L82 PathProgramCache]: Analyzing trace with hash 1200539131, now seen corresponding path program 1 times [2021-08-12 20:47:19,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:47:19,308 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530424391] [2021-08-12 20:47:19,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:47:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:47:19,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:19,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:19,373 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-08-12 20:47:19,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-12 20:47:19,385 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:47:19,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:47:19,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:19,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:19,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:19,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:19,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:19,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:19,419 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 20:47:19,419 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:47:19,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530424391] [2021-08-12 20:47:19,420 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530424391] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:47:19,420 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:47:19,420 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 20:47:19,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611671523] [2021-08-12 20:47:19,421 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 20:47:19,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:47:19,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 20:47:19,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 20:47:19,423 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 129 [2021-08-12 20:47:19,424 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 245 transitions, 1054 flow. Second operand has 6 states, 6 states have (on average 109.33333333333333) internal successors, (656), 6 states have internal predecessors, (656), 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 20:47:19,424 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:47:19,424 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 129 [2021-08-12 20:47:19,424 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:47:26,900 INFO L129 PetriNetUnfolder]: 16386/52160 cut-off events. [2021-08-12 20:47:26,900 INFO L130 PetriNetUnfolder]: For 12823/14168 co-relation queries the response was YES. [2021-08-12 20:47:27,378 INFO L84 FinitePrefix]: Finished finitePrefix Result has 110898 conditions, 52160 events. 16386/52160 cut-off events. For 12823/14168 co-relation queries the response was YES. Maximal size of possible extension queue 2901. Compared 769561 event pairs, 3536 based on Foata normal form. 42/49032 useless extension candidates. Maximal degree in co-relation 110826. Up to 7535 conditions per place. [2021-08-12 20:47:27,603 INFO L132 encePairwiseOnDemand]: 115/129 looper letters, 211 selfloop transitions, 138 changer transitions 29/521 dead transitions. [2021-08-12 20:47:27,603 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 521 transitions, 3490 flow [2021-08-12 20:47:27,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-12 20:47:27,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-12 20:47:27,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1047 transitions. [2021-08-12 20:47:27,606 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9018087855297158 [2021-08-12 20:47:27,606 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1047 transitions. [2021-08-12 20:47:27,606 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1047 transitions. [2021-08-12 20:47:27,607 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:47:27,607 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1047 transitions. [2021-08-12 20:47:27,609 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 116.33333333333333) internal successors, (1047), 9 states have internal predecessors, (1047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:47:27,611 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 20:47:27,612 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 20:47:27,612 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 41 predicate places. [2021-08-12 20:47:27,612 INFO L482 AbstractCegarLoop]: Abstraction has has 177 places, 521 transitions, 3490 flow [2021-08-12 20:47:27,612 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 109.33333333333333) internal successors, (656), 6 states have internal predecessors, (656), 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 20:47:27,612 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:47:27,613 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] [2021-08-12 20:47:27,613 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-12 20:47:27,613 INFO L430 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:47:27,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:47:27,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1785533313, now seen corresponding path program 2 times [2021-08-12 20:47:27,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:47:27,614 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969515066] [2021-08-12 20:47:27,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:47:27,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:47:27,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:27,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:27,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:27,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:27,702 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-08-12 20:47:27,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-12 20:47:27,714 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:47:27,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:47:27,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:27,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:27,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:27,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:27,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:27,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:27,758 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 20:47:27,758 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:47:27,758 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969515066] [2021-08-12 20:47:27,758 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969515066] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:47:27,758 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:47:27,758 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:47:27,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186491203] [2021-08-12 20:47:27,759 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:47:27,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:47:27,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:47:27,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:47:27,761 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 129 [2021-08-12 20:47:27,763 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 521 transitions, 3490 flow. Second operand has 7 states, 7 states have (on average 109.0) internal successors, (763), 7 states have internal predecessors, (763), 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 20:47:27,763 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:47:27,763 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 129 [2021-08-12 20:47:27,763 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:47:41,738 INFO L129 PetriNetUnfolder]: 24397/80753 cut-off events. [2021-08-12 20:47:41,739 INFO L130 PetriNetUnfolder]: For 24757/32360 co-relation queries the response was YES. [2021-08-12 20:47:42,500 INFO L84 FinitePrefix]: Finished finitePrefix Result has 190581 conditions, 80753 events. 24397/80753 cut-off events. For 24757/32360 co-relation queries the response was YES. Maximal size of possible extension queue 4778. Compared 1286365 event pairs, 5768 based on Foata normal form. 416/76236 useless extension candidates. Maximal degree in co-relation 190502. Up to 12308 conditions per place. [2021-08-12 20:47:42,781 INFO L132 encePairwiseOnDemand]: 115/129 looper letters, 379 selfloop transitions, 220 changer transitions 114/856 dead transitions. [2021-08-12 20:47:42,782 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 856 transitions, 7722 flow [2021-08-12 20:47:42,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 20:47:42,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 20:47:42,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1507 transitions. [2021-08-12 20:47:42,786 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.898628503279666 [2021-08-12 20:47:42,786 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1507 transitions. [2021-08-12 20:47:42,786 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1507 transitions. [2021-08-12 20:47:42,787 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:47:42,787 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1507 transitions. [2021-08-12 20:47:42,789 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 115.92307692307692) internal successors, (1507), 13 states have internal predecessors, (1507), 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 20:47:42,792 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 20:47:42,793 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 20:47:42,793 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 53 predicate places. [2021-08-12 20:47:42,793 INFO L482 AbstractCegarLoop]: Abstraction has has 189 places, 856 transitions, 7722 flow [2021-08-12 20:47:42,794 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 109.0) internal successors, (763), 7 states have internal predecessors, (763), 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 20:47:42,794 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:47:42,794 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] [2021-08-12 20:47:42,794 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-12 20:47:42,794 INFO L430 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:47:42,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:47:42,795 INFO L82 PathProgramCache]: Analyzing trace with hash 418954625, now seen corresponding path program 1 times [2021-08-12 20:47:42,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:47:42,797 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201966990] [2021-08-12 20:47:42,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:47:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:47:42,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:42,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:42,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:42,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:42,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:42,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:42,874 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 20:47:42,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 20:47:42,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:42,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:47:42,908 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 20:47:42,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:42,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:42,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:42,919 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 20:47:42,919 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:47:42,919 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201966990] [2021-08-12 20:47:42,919 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201966990] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:47:42,919 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:47:42,919 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:47:42,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947821790] [2021-08-12 20:47:42,920 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:47:42,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:47:42,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:47:42,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:47:42,921 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 129 [2021-08-12 20:47:42,922 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 856 transitions, 7722 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 20:47:42,922 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:47:42,922 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 129 [2021-08-12 20:47:42,922 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:47:48,253 INFO L129 PetriNetUnfolder]: 10429/34820 cut-off events. [2021-08-12 20:47:48,253 INFO L130 PetriNetUnfolder]: For 9430/19659 co-relation queries the response was YES. [2021-08-12 20:47:48,614 INFO L84 FinitePrefix]: Finished finitePrefix Result has 88187 conditions, 34820 events. 10429/34820 cut-off events. For 9430/19659 co-relation queries the response was YES. Maximal size of possible extension queue 2104. Compared 489785 event pairs, 997 based on Foata normal form. 2012/34726 useless extension candidates. Maximal degree in co-relation 88105. Up to 6913 conditions per place. [2021-08-12 20:47:48,711 INFO L132 encePairwiseOnDemand]: 118/129 looper letters, 52 selfloop transitions, 54 changer transitions 198/694 dead transitions. [2021-08-12 20:47:48,711 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 201 places, 694 transitions, 5828 flow [2021-08-12 20:47:48,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 20:47:48,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 20:47:48,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1550 transitions. [2021-08-12 20:47:48,717 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9242695289206917 [2021-08-12 20:47:48,718 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1550 transitions. [2021-08-12 20:47:48,718 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1550 transitions. [2021-08-12 20:47:48,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:47:48,719 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1550 transitions. [2021-08-12 20:47:48,725 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 20:47:48,730 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 20:47:48,731 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 20:47:48,731 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 65 predicate places. [2021-08-12 20:47:48,731 INFO L482 AbstractCegarLoop]: Abstraction has has 201 places, 694 transitions, 5828 flow [2021-08-12 20:47:48,732 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 20:47:48,732 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:47:48,732 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] [2021-08-12 20:47:48,732 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-12 20:47:48,733 INFO L430 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:47:48,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:47:48,735 INFO L82 PathProgramCache]: Analyzing trace with hash -1167417375, now seen corresponding path program 1 times [2021-08-12 20:47:48,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:47:48,735 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288572548] [2021-08-12 20:47:48,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:47:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:47:48,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:48,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:48,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:48,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:48,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:48,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:48,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:48,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:48,866 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 20:47:48,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 20:47:48,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:48,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:47:48,894 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 20:47:48,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:48,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:48,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:48,905 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 20:47:48,905 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:47:48,905 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288572548] [2021-08-12 20:47:48,905 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288572548] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:47:48,905 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:47:48,905 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-12 20:47:48,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192937063] [2021-08-12 20:47:48,906 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-12 20:47:48,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:47:48,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-12 20:47:48,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-12 20:47:48,910 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 129 [2021-08-12 20:47:48,911 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 201 places, 694 transitions, 5828 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 20:47:48,911 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:47:48,911 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 129 [2021-08-12 20:47:48,911 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:47:52,256 INFO L129 PetriNetUnfolder]: 7630/22786 cut-off events. [2021-08-12 20:47:52,256 INFO L130 PetriNetUnfolder]: For 6077/17882 co-relation queries the response was YES. [2021-08-12 20:47:52,366 INFO L84 FinitePrefix]: Finished finitePrefix Result has 68959 conditions, 22786 events. 7630/22786 cut-off events. For 6077/17882 co-relation queries the response was YES. Maximal size of possible extension queue 2096. Compared 302016 event pairs, 281 based on Foata normal form. 2025/23206 useless extension candidates. Maximal degree in co-relation 68874. Up to 5805 conditions per place. [2021-08-12 20:47:52,429 INFO L132 encePairwiseOnDemand]: 118/129 looper letters, 33 selfloop transitions, 106 changer transitions 188/483 dead transitions. [2021-08-12 20:47:52,429 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 204 places, 483 transitions, 3704 flow [2021-08-12 20:47:52,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-12 20:47:52,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-08-12 20:47:52,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1909 transitions. [2021-08-12 20:47:52,435 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9249031007751938 [2021-08-12 20:47:52,435 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1909 transitions. [2021-08-12 20:47:52,435 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1909 transitions. [2021-08-12 20:47:52,436 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:47:52,436 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1909 transitions. [2021-08-12 20:47:52,439 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 20:47:52,443 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 20:47:52,443 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 20:47:52,444 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 68 predicate places. [2021-08-12 20:47:52,444 INFO L482 AbstractCegarLoop]: Abstraction has has 204 places, 483 transitions, 3704 flow [2021-08-12 20:47:52,444 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 20:47:52,444 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:47:52,444 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] [2021-08-12 20:47:52,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-12 20:47:52,444 INFO L430 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:47:52,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:47:52,445 INFO L82 PathProgramCache]: Analyzing trace with hash -1446291223, now seen corresponding path program 1 times [2021-08-12 20:47:52,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:47:52,445 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016073134] [2021-08-12 20:47:52,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:47:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:47:52,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:52,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:52,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:52,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:52,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:52,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:52,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:52,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:52,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:52,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:52,546 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 20:47:52,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 20:47:52,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:52,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:47:52,578 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 20:47:52,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:52,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:52,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:52,588 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 20:47:52,588 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:47:52,588 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016073134] [2021-08-12 20:47:52,590 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016073134] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:47:52,590 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:47:52,590 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-12 20:47:52,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982188702] [2021-08-12 20:47:52,591 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-12 20:47:52,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:47:52,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-12 20:47:52,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-08-12 20:47:52,592 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 129 [2021-08-12 20:47:52,593 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 204 places, 483 transitions, 3704 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 20:47:52,593 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:47:52,593 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 129 [2021-08-12 20:47:52,593 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:47:55,650 INFO L129 PetriNetUnfolder]: 7435/21336 cut-off events. [2021-08-12 20:47:55,651 INFO L130 PetriNetUnfolder]: For 9711/23319 co-relation queries the response was YES. [2021-08-12 20:47:55,817 INFO L84 FinitePrefix]: Finished finitePrefix Result has 78734 conditions, 21336 events. 7435/21336 cut-off events. For 9711/23319 co-relation queries the response was YES. Maximal size of possible extension queue 2096. Compared 284429 event pairs, 251 based on Foata normal form. 2021/21818 useless extension candidates. Maximal degree in co-relation 78646. Up to 5696 conditions per place. [2021-08-12 20:47:55,873 INFO L132 encePairwiseOnDemand]: 118/129 looper letters, 28 selfloop transitions, 111 changer transitions 100/369 dead transitions. [2021-08-12 20:47:55,873 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 210 places, 369 transitions, 2934 flow [2021-08-12 20:47:55,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-12 20:47:55,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-08-12 20:47:55,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2248 transitions. [2021-08-12 20:47:55,894 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9171766625866993 [2021-08-12 20:47:55,894 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2248 transitions. [2021-08-12 20:47:55,894 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2248 transitions. [2021-08-12 20:47:55,895 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:47:55,895 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2248 transitions. [2021-08-12 20:47:55,900 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 20:47:55,905 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 20:47:55,906 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 20:47:55,906 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 74 predicate places. [2021-08-12 20:47:55,906 INFO L482 AbstractCegarLoop]: Abstraction has has 210 places, 369 transitions, 2934 flow [2021-08-12 20:47:55,906 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 20:47:55,906 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:47:55,906 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 20:47:55,907 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-12 20:47:55,907 INFO L430 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:47:55,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:47:55,907 INFO L82 PathProgramCache]: Analyzing trace with hash -34796782, now seen corresponding path program 1 times [2021-08-12 20:47:55,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:47:55,907 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645668647] [2021-08-12 20:47:55,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:47:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:47:56,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:56,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:56,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:56,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:56,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:56,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:47:56,018 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:47:56,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:47:56,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:56,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:56,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:56,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:47:56,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:47:56,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:47:56,054 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 20:47:56,054 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:47:56,054 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645668647] [2021-08-12 20:47:56,054 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645668647] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:47:56,054 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:47:56,054 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:47:56,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429520184] [2021-08-12 20:47:56,055 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:47:56,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:47:56,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:47:56,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:47:56,056 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 129 [2021-08-12 20:47:56,057 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 210 places, 369 transitions, 2934 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 20:47:56,057 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:47:56,057 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 129 [2021-08-12 20:47:56,057 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:48:00,407 INFO L129 PetriNetUnfolder]: 12692/35793 cut-off events. [2021-08-12 20:48:00,407 INFO L130 PetriNetUnfolder]: For 15339/25143 co-relation queries the response was YES. [2021-08-12 20:48:00,722 INFO L84 FinitePrefix]: Finished finitePrefix Result has 132224 conditions, 35793 events. 12692/35793 cut-off events. For 15339/25143 co-relation queries the response was YES. Maximal size of possible extension queue 3534. Compared 510862 event pairs, 418 based on Foata normal form. 23/33295 useless extension candidates. Maximal degree in co-relation 132132. Up to 9743 conditions per place. [2021-08-12 20:48:00,773 INFO L132 encePairwiseOnDemand]: 123/129 looper letters, 9 selfloop transitions, 3 changer transitions 129/392 dead transitions. [2021-08-12 20:48:00,773 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 216 places, 392 transitions, 3296 flow [2021-08-12 20:48:00,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-12 20:48:00,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-08-12 20:48:00,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 823 transitions. [2021-08-12 20:48:00,775 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9114064230343301 [2021-08-12 20:48:00,775 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 823 transitions. [2021-08-12 20:48:00,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 823 transitions. [2021-08-12 20:48:00,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:48:00,776 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 823 transitions. [2021-08-12 20:48:00,777 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 20:48:00,778 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 20:48:00,779 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 20:48:00,779 INFO L348 CegarLoopForPetriNet]: 136 programPoint places, 80 predicate places. [2021-08-12 20:48:00,779 INFO L482 AbstractCegarLoop]: Abstraction has has 216 places, 392 transitions, 3296 flow [2021-08-12 20:48:00,780 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 20:48:00,780 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:48:00,780 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 20:48:00,780 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-12 20:48:00,780 INFO L430 AbstractCegarLoop]: === Iteration 12 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:48:00,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:48:00,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1563566870, now seen corresponding path program 2 times [2021-08-12 20:48:00,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:48:00,781 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678457482] [2021-08-12 20:48:00,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:48:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 20:48:00,838 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 20:48:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 20:48:00,906 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 20:48:00,958 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-12 20:48:00,958 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-12 20:48:00,958 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-12 20:48:00,962 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-12 20:48:01,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.08 08:48:01 BasicIcfg [2021-08-12 20:48:01,164 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-12 20:48:01,166 INFO L168 Benchmark]: Toolchain (without parser) took 51408.99 ms. Allocated memory was 235.9 MB in the beginning and 6.2 GB in the end (delta: 6.0 GB). Free memory was 199.8 MB in the beginning and 4.0 GB in the end (delta: -3.8 GB). Peak memory consumption was 2.2 GB. Max. memory is 8.0 GB. [2021-08-12 20:48:01,166 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 235.9 MB. Free memory is still 218.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-12 20:48:01,166 INFO L168 Benchmark]: CACSL2BoogieTranslator took 589.91 ms. Allocated memory is still 235.9 MB. Free memory was 199.6 MB in the beginning and 194.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-08-12 20:48:01,167 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.96 ms. Allocated memory is still 235.9 MB. Free memory was 193.5 MB in the beginning and 191.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-12 20:48:01,168 INFO L168 Benchmark]: Boogie Preprocessor took 58.31 ms. Allocated memory is still 235.9 MB. Free memory was 191.4 MB in the beginning and 188.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-12 20:48:01,168 INFO L168 Benchmark]: RCFGBuilder took 2096.09 ms. Allocated memory was 235.9 MB in the beginning and 286.3 MB in the end (delta: 50.3 MB). Free memory was 188.8 MB in the beginning and 147.7 MB in the end (delta: 41.1 MB). Peak memory consumption was 93.0 MB. Max. memory is 8.0 GB. [2021-08-12 20:48:01,169 INFO L168 Benchmark]: TraceAbstraction took 48602.90 ms. Allocated memory was 286.3 MB in the beginning and 6.2 GB in the end (delta: 6.0 GB). Free memory was 147.2 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 2.1 GB. Max. memory is 8.0 GB. [2021-08-12 20:48:01,170 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 235.9 MB. Free memory is still 218.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 589.91 ms. Allocated memory is still 235.9 MB. Free memory was 199.6 MB in the beginning and 194.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 53.96 ms. Allocated memory is still 235.9 MB. Free memory was 193.5 MB in the beginning and 191.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 58.31 ms. Allocated memory is still 235.9 MB. Free memory was 191.4 MB in the beginning and 188.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2096.09 ms. Allocated memory was 235.9 MB in the beginning and 286.3 MB in the end (delta: 50.3 MB). Free memory was 188.8 MB in the beginning and 147.7 MB in the end (delta: 41.1 MB). Peak memory consumption was 93.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 48602.90 ms. Allocated memory was 286.3 MB in the beginning and 6.2 GB in the end (delta: 6.0 GB). Free memory was 147.2 MB in the beginning and 4.0 GB in the end (delta: -3.9 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_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0] [L716] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L718] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L719] 0 _Bool a$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0] [L720] 0 int a$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0] [L721] 0 _Bool a$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0] [L722] 0 _Bool a$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0] [L723] 0 _Bool a$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0] [L724] 0 _Bool a$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0] [L725] 0 _Bool a$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0] [L726] 0 _Bool a$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0] [L727] 0 _Bool a$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0] [L728] 0 _Bool a$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0] [L729] 0 _Bool a$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0] [L730] 0 _Bool a$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0] [L731] 0 _Bool a$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0] [L732] 0 int *a$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}] [L733] 0 int a$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0] [L734] 0 _Bool a$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0] [L735] 0 int a$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0] [L736] 0 _Bool a$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0] [L737] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0] [L738] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0] [L740] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L742] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L744] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L745] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0] [L746] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L864] 0 pthread_t t713; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L865] FCALL, FORK 0 pthread_create(&t713, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L866] 0 pthread_t t714; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L867] FCALL, FORK 0 pthread_create(&t714, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L868] 0 pthread_t t715; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L869] FCALL, FORK 0 pthread_create(&t715, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L750] 1 a$w_buff1 = a$w_buff0 [L751] 1 a$w_buff0 = 1 [L752] 1 a$w_buff1_used = a$w_buff0_used [L753] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L755] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L756] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L757] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L758] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L759] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L760] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L763] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L780] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L783] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L800] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L803] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L870] 0 pthread_t t716; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L871] FCALL, FORK 0 pthread_create(&t716, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L820] 4 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2] [L823] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2] [L826] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L827] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L828] 4 a$flush_delayed = weak$$choice2 [L829] 4 a$mem_tmp = a [L830] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L830] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L831] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L831] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0) [L831] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L831] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L832] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L832] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1) [L832] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L832] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L833] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L833] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used) [L833] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L833] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L834] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L834] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L835] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L835] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4) [L835] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L835] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L836] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L836] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L837] 4 __unbuffered_p3_EBX = a [L838] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L838] 4 a = a$flush_delayed ? a$mem_tmp : a [L839] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=2] [L766] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L766] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L767] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L767] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L768] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L768] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L769] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L769] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L770] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L770] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L786] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L786] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L786] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L786] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L787] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L787] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L788] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L788] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L789] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L789] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L790] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L790] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L806] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L806] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L806] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L806] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L807] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L807] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L808] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L808] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L809] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L809] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L810] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L810] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L842] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L842] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L842] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L842] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L843] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L843] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L844] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L844] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L845] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L845] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L846] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L846] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L773] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=2] [L793] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=2] [L813] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=2] [L849] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=2] [L873] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=2] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=2] [L877] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L877] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L877] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L877] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L878] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L878] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L879] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L879] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L880] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L880] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L881] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L881] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L884] 0 main$tmp_guard1 = !(x == 2 && z == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p3_EAX == 2 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=2] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=2] [L18] 0 reach_error() VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=2] - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 166 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 37.8ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 48230.7ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 45974.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 73.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 172 SDtfs, 441 SDslu, 499 SDs, 0 SdLazy, 587 SolverSat, 182 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 571.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 142 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 1239.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=7722occurred in iteration=7, InterpolantAutomatonStates: 117, 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: 61.4ms SsaConstructionTime, 521.3ms SatisfiabilityAnalysisTime, 1206.4ms InterpolantComputationTime, 1019 NumberOfCodeBlocks, 1019 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 908 ConstructedInterpolants, 0 QuantifiedInterpolants, 2564 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...