/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 13:38:58,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 13:38:58,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 13:38:58,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 13:38:58,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 13:38:58,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 13:38:58,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 13:38:58,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 13:38:58,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 13:38:58,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 13:38:58,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 13:38:58,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 13:38:58,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 13:38:58,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 13:38:58,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 13:38:58,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 13:38:58,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 13:38:58,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 13:38:58,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 13:38:58,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 13:38:58,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 13:38:58,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 13:38:58,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 13:38:58,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 13:38:58,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-16 13:38:58,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-16 13:38:58,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-16 13:38:58,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-16 13:38:58,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-16 13:38:58,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-16 13:38:58,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 13:38:58,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 13:38:58,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 13:38:58,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 13:38:58,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 13:38:58,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 13:38:58,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 13:38:58,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 13:38:58,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 13:38:58,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 13:38:58,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 13:38:58,374 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-10-16 13:38:58,410 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 13:38:58,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 13:38:58,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 13:38:58,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 13:38:58,412 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 13:38:58,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 13:38:58,413 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 13:38:58,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 13:38:58,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 13:38:58,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 13:38:58,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 13:38:58,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 13:38:58,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 13:38:58,415 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 13:38:58,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 13:38:58,416 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 13:38:58,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 13:38:58,416 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 13:38:58,416 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 13:38:58,416 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 13:38:58,417 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 13:38:58,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 13:38:58,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 13:38:58,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-16 13:38:58,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 13:38:58,417 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 13:38:58,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 13:38:58,418 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-16 13:38:58,418 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-16 13:38:58,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 13:38:58,418 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-16 13:38:58,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 13:38:58,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 13:38:58,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 13:38:58,712 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 13:38:58,713 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 13:38:58,715 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_power.opt.i [2020-10-16 13:38:58,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/66eacf403/979ea95c10494612aaba354030bbb285/FLAG711b19654 [2020-10-16 13:38:59,324 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 13:38:59,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/safe014_power.opt.i [2020-10-16 13:38:59,342 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/66eacf403/979ea95c10494612aaba354030bbb285/FLAG711b19654 [2020-10-16 13:38:59,526 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/66eacf403/979ea95c10494612aaba354030bbb285 [2020-10-16 13:38:59,535 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 13:38:59,537 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 13:38:59,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 13:38:59,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 13:38:59,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 13:38:59,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:38:59" (1/1) ... [2020-10-16 13:38:59,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69b60800 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:38:59, skipping insertion in model container [2020-10-16 13:38:59,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:38:59" (1/1) ... [2020-10-16 13:38:59,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 13:38:59,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 13:39:00,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 13:39:00,127 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 13:39:00,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 13:39:00,290 INFO L208 MainTranslator]: Completed translation [2020-10-16 13:39:00,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:00 WrapperNode [2020-10-16 13:39:00,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 13:39:00,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 13:39:00,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 13:39:00,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 13:39:00,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:00" (1/1) ... [2020-10-16 13:39:00,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:00" (1/1) ... [2020-10-16 13:39:00,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 13:39:00,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 13:39:00,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 13:39:00,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 13:39:00,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:00" (1/1) ... [2020-10-16 13:39:00,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:00" (1/1) ... [2020-10-16 13:39:00,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:00" (1/1) ... [2020-10-16 13:39:00,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:00" (1/1) ... [2020-10-16 13:39:00,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:00" (1/1) ... [2020-10-16 13:39:00,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:00" (1/1) ... [2020-10-16 13:39:00,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:00" (1/1) ... [2020-10-16 13:39:00,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 13:39:00,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 13:39:00,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 13:39:00,399 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 13:39:00,400 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:00" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-16 13:39:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-16 13:39:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 13:39:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-16 13:39:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 13:39:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 13:39:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-16 13:39:00,469 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-16 13:39:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-16 13:39:00,470 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-16 13:39:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-16 13:39:00,470 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-16 13:39:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-16 13:39:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-16 13:39:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 13:39:00,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 13:39:00,472 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 13:39:03,086 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 13:39:03,086 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-16 13:39:03,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:39:03 BoogieIcfgContainer [2020-10-16 13:39:03,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 13:39:03,091 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 13:39:03,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 13:39:03,096 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 13:39:03,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:38:59" (1/3) ... [2020-10-16 13:39:03,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f84ec90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:39:03, skipping insertion in model container [2020-10-16 13:39:03,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:39:00" (2/3) ... [2020-10-16 13:39:03,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f84ec90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:39:03, skipping insertion in model container [2020-10-16 13:39:03,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:39:03" (3/3) ... [2020-10-16 13:39:03,100 INFO L111 eAbstractionObserver]: Analyzing ICFG safe014_power.opt.i [2020-10-16 13:39:03,116 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 13:39:03,116 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-16 13:39:03,125 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-16 13:39:03,126 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 13:39:03,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,169 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,170 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,171 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,171 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,171 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,172 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,172 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,172 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,172 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,173 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,173 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,173 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,174 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,174 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,174 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,174 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,176 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,176 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,176 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,176 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,177 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,177 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,177 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,177 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,178 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,178 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,178 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,178 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,178 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,178 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,179 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,179 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,179 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,179 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,179 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,180 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,180 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,180 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,180 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,181 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,181 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,181 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,181 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,182 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,182 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,182 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,182 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,183 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,183 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,183 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,183 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,184 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,184 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,184 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,184 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,185 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,185 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,185 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,185 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,185 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,186 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,186 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,186 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,186 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,191 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,191 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,191 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,191 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,197 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,197 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,198 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,199 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,200 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,200 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,200 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,200 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,201 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,201 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,201 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,201 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,203 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,204 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,205 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,205 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,209 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,209 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,210 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,215 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,215 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,215 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,216 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,216 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,217 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,217 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,217 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,218 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,218 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,218 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,222 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,222 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,222 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,223 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,223 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,223 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,223 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,227 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,227 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,227 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,231 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,231 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,231 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,231 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,234 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,234 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,234 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,234 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,235 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:39:03,237 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 13:39:03,256 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-16 13:39:03,285 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 13:39:03,285 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 13:39:03,286 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 13:39:03,286 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-16 13:39:03,286 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 13:39:03,286 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 13:39:03,286 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 13:39:03,287 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 13:39:03,304 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 13:39:03,305 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 117 places, 109 transitions, 233 flow [2020-10-16 13:39:03,309 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 117 places, 109 transitions, 233 flow [2020-10-16 13:39:03,312 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 117 places, 109 transitions, 233 flow [2020-10-16 13:39:03,376 INFO L129 PetriNetUnfolder]: 2/106 cut-off events. [2020-10-16 13:39:03,377 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 13:39:03,382 INFO L80 FinitePrefix]: Finished finitePrefix Result has 116 conditions, 106 events. 2/106 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 57 event pairs, 0 based on Foata normal form. 0/102 useless extension candidates. Maximal degree in co-relation 58. Up to 2 conditions per place. [2020-10-16 13:39:03,385 INFO L117 LiptonReduction]: Number of co-enabled transitions 1448 [2020-10-16 13:39:04,303 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2020-10-16 13:39:04,325 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 4, 2, 1] term [2020-10-16 13:39:04,325 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:04,327 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2020-10-16 13:39:04,328 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:08,588 WARN L193 SmtUtils]: Spent 4.14 s on a formula simplification. DAG size of input: 406 DAG size of output: 364 [2020-10-16 13:39:08,645 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 6, 2, 5, 2, 4, 2, 4, 4, 3, 2, 1] term [2020-10-16 13:39:08,646 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:08,648 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 2, 2, 2, 3, 4, 3, 2, 1] term [2020-10-16 13:39:08,649 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:08,651 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 2, 3, 4, 3, 2, 1] term [2020-10-16 13:39:08,652 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:08,654 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 4, 3, 2, 1] term [2020-10-16 13:39:08,654 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:08,655 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2020-10-16 13:39:08,656 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:08,676 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2020-10-16 13:39:08,677 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 13:39:09,951 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 198 DAG size of output: 174 [2020-10-16 13:39:10,444 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-16 13:39:11,184 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2020-10-16 13:39:11,392 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2020-10-16 13:39:12,330 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-16 13:39:12,504 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-16 13:39:12,979 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2020-10-16 13:39:13,285 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-16 13:39:13,296 INFO L132 LiptonReduction]: Checked pairs total: 3995 [2020-10-16 13:39:13,297 INFO L134 LiptonReduction]: Total number of compositions: 96 [2020-10-16 13:39:13,310 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 34 places, 24 transitions, 63 flow [2020-10-16 13:39:13,408 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 522 states. [2020-10-16 13:39:13,412 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states. [2020-10-16 13:39:13,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-16 13:39:13,422 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:39:13,423 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:39:13,424 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:39:13,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:39:13,430 INFO L82 PathProgramCache]: Analyzing trace with hash -97073518, now seen corresponding path program 1 times [2020-10-16 13:39:13,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:39:13,463 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701893009] [2020-10-16 13:39:13,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:39:13,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:39:13,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:39:13,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701893009] [2020-10-16 13:39:13,920 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:39:13,921 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 13:39:13,921 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1153810406] [2020-10-16 13:39:13,922 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:39:13,926 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:39:13,946 INFO L258 McrAutomatonBuilder]: Finished intersection with 9 states and 8 transitions. [2020-10-16 13:39:13,946 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:39:13,951 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:39:13,952 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:39:13,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:39:13,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:39:13,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:39:13,979 INFO L87 Difference]: Start difference. First operand 522 states. Second operand 3 states. [2020-10-16 13:39:14,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:39:14,041 INFO L93 Difference]: Finished difference Result 442 states and 1336 transitions. [2020-10-16 13:39:14,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:39:14,043 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-16 13:39:14,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:39:14,061 INFO L225 Difference]: With dead ends: 442 [2020-10-16 13:39:14,061 INFO L226 Difference]: Without dead ends: 362 [2020-10-16 13:39:14,063 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:39:14,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2020-10-16 13:39:14,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 362. [2020-10-16 13:39:14,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2020-10-16 13:39:14,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 1072 transitions. [2020-10-16 13:39:14,136 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 1072 transitions. Word has length 8 [2020-10-16 13:39:14,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:39:14,137 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 1072 transitions. [2020-10-16 13:39:14,137 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:39:14,138 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 1072 transitions. [2020-10-16 13:39:14,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-16 13:39:14,139 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:39:14,139 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:39:14,139 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 13:39:14,140 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:39:14,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:39:14,140 INFO L82 PathProgramCache]: Analyzing trace with hash 1285730719, now seen corresponding path program 1 times [2020-10-16 13:39:14,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:39:14,144 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742526935] [2020-10-16 13:39:14,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:39:14,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:39:14,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:39:14,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742526935] [2020-10-16 13:39:14,215 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:39:14,215 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 13:39:14,215 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [371727790] [2020-10-16 13:39:14,215 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:39:14,217 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:39:14,219 INFO L258 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2020-10-16 13:39:14,219 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:39:14,219 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:39:14,221 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:39:14,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:39:14,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:39:14,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:39:14,230 INFO L87 Difference]: Start difference. First operand 362 states and 1072 transitions. Second operand 3 states. [2020-10-16 13:39:14,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:39:14,255 INFO L93 Difference]: Finished difference Result 342 states and 1001 transitions. [2020-10-16 13:39:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:39:14,256 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-16 13:39:14,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:39:14,260 INFO L225 Difference]: With dead ends: 342 [2020-10-16 13:39:14,261 INFO L226 Difference]: Without dead ends: 342 [2020-10-16 13:39:14,264 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:39:14,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2020-10-16 13:39:14,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 342. [2020-10-16 13:39:14,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2020-10-16 13:39:14,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 1001 transitions. [2020-10-16 13:39:14,305 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 1001 transitions. Word has length 9 [2020-10-16 13:39:14,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:39:14,305 INFO L481 AbstractCegarLoop]: Abstraction has 342 states and 1001 transitions. [2020-10-16 13:39:14,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:39:14,306 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 1001 transitions. [2020-10-16 13:39:14,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-16 13:39:14,312 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:39:14,312 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:39:14,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 13:39:14,312 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:39:14,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:39:14,312 INFO L82 PathProgramCache]: Analyzing trace with hash 1241745244, now seen corresponding path program 1 times [2020-10-16 13:39:14,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:39:14,314 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686813040] [2020-10-16 13:39:14,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:39:14,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:39:14,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:39:14,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686813040] [2020-10-16 13:39:14,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:39:14,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 13:39:14,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1890408053] [2020-10-16 13:39:14,398 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:39:14,399 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:39:14,402 INFO L258 McrAutomatonBuilder]: Finished intersection with 15 states and 18 transitions. [2020-10-16 13:39:14,402 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:39:14,436 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:39:14,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:39:14,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:39:14,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:39:14,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:39:14,437 INFO L87 Difference]: Start difference. First operand 342 states and 1001 transitions. Second operand 3 states. [2020-10-16 13:39:14,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:39:14,461 INFO L93 Difference]: Finished difference Result 322 states and 930 transitions. [2020-10-16 13:39:14,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:39:14,462 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-16 13:39:14,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:39:14,464 INFO L225 Difference]: With dead ends: 322 [2020-10-16 13:39:14,464 INFO L226 Difference]: Without dead ends: 322 [2020-10-16 13:39:14,465 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:39:14,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2020-10-16 13:39:14,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 322. [2020-10-16 13:39:14,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2020-10-16 13:39:14,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 930 transitions. [2020-10-16 13:39:14,476 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 930 transitions. Word has length 10 [2020-10-16 13:39:14,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:39:14,476 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 930 transitions. [2020-10-16 13:39:14,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:39:14,476 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 930 transitions. [2020-10-16 13:39:14,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-16 13:39:14,478 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:39:14,478 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:39:14,478 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 13:39:14,479 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:39:14,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:39:14,479 INFO L82 PathProgramCache]: Analyzing trace with hash -176292220, now seen corresponding path program 1 times [2020-10-16 13:39:14,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:39:14,481 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973753511] [2020-10-16 13:39:14,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:39:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:39:14,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:39:14,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973753511] [2020-10-16 13:39:14,518 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:39:14,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 13:39:14,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [245224881] [2020-10-16 13:39:14,518 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:39:14,520 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:39:14,522 INFO L258 McrAutomatonBuilder]: Finished intersection with 20 states and 27 transitions. [2020-10-16 13:39:14,522 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:39:14,573 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:39:14,573 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:39:14,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:39:14,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:39:14,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:39:14,574 INFO L87 Difference]: Start difference. First operand 322 states and 930 transitions. Second operand 3 states. [2020-10-16 13:39:14,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:39:14,582 INFO L93 Difference]: Finished difference Result 314 states and 904 transitions. [2020-10-16 13:39:14,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:39:14,583 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-10-16 13:39:14,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:39:14,585 INFO L225 Difference]: With dead ends: 314 [2020-10-16 13:39:14,585 INFO L226 Difference]: Without dead ends: 314 [2020-10-16 13:39:14,586 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:39:14,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2020-10-16 13:39:14,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 314. [2020-10-16 13:39:14,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2020-10-16 13:39:14,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 904 transitions. [2020-10-16 13:39:14,595 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 904 transitions. Word has length 11 [2020-10-16 13:39:14,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:39:14,595 INFO L481 AbstractCegarLoop]: Abstraction has 314 states and 904 transitions. [2020-10-16 13:39:14,596 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:39:14,596 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 904 transitions. [2020-10-16 13:39:14,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 13:39:14,597 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:39:14,598 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:39:14,598 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 13:39:14,598 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:39:14,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:39:14,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1171302218, now seen corresponding path program 1 times [2020-10-16 13:39:14,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:39:14,601 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738271321] [2020-10-16 13:39:14,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:39:14,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:39:14,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:39:14,650 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738271321] [2020-10-16 13:39:14,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:39:14,650 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 13:39:14,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1276869223] [2020-10-16 13:39:14,650 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:39:14,652 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:39:14,654 INFO L258 McrAutomatonBuilder]: Finished intersection with 23 states and 32 transitions. [2020-10-16 13:39:14,654 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:39:14,705 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:39:14,705 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:39:14,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:39:14,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:39:14,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:39:14,706 INFO L87 Difference]: Start difference. First operand 314 states and 904 transitions. Second operand 3 states. [2020-10-16 13:39:14,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:39:14,717 INFO L93 Difference]: Finished difference Result 306 states and 878 transitions. [2020-10-16 13:39:14,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:39:14,718 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-10-16 13:39:14,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:39:14,720 INFO L225 Difference]: With dead ends: 306 [2020-10-16 13:39:14,720 INFO L226 Difference]: Without dead ends: 306 [2020-10-16 13:39:14,721 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:39:14,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-10-16 13:39:14,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2020-10-16 13:39:14,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-10-16 13:39:14,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 878 transitions. [2020-10-16 13:39:14,730 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 878 transitions. Word has length 12 [2020-10-16 13:39:14,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:39:14,730 INFO L481 AbstractCegarLoop]: Abstraction has 306 states and 878 transitions. [2020-10-16 13:39:14,730 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:39:14,731 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 878 transitions. [2020-10-16 13:39:14,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-16 13:39:14,732 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:39:14,732 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:39:14,732 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 13:39:14,732 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:39:14,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:39:14,733 INFO L82 PathProgramCache]: Analyzing trace with hash 1142769120, now seen corresponding path program 1 times [2020-10-16 13:39:14,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:39:14,734 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681566058] [2020-10-16 13:39:14,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:39:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:39:15,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:39:15,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681566058] [2020-10-16 13:39:15,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:39:15,153 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 13:39:15,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [191541064] [2020-10-16 13:39:15,153 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:39:15,155 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:39:15,160 INFO L258 McrAutomatonBuilder]: Finished intersection with 24 states and 33 transitions. [2020-10-16 13:39:15,160 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:39:15,174 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:39:15,179 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 13:39:15,189 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:39:15,197 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:39:15,206 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 13:39:15,209 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,214 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 13:39:15,220 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:39:15,246 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:39:15,253 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,256 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,261 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 2 conjuncts [2020-10-16 13:39:15,266 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:39:15,273 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,274 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,275 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,282 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,283 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,289 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:39:15,293 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 13:39:15,294 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,301 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 13:39:15,307 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:39:15,310 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 2 conjuncts [2020-10-16 13:39:15,311 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:39:15,312 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:39:15,335 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:39:15,339 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,340 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,343 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,347 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,349 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:15,355 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:39:15,357 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 13:39:15,362 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:39:15,367 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 13:39:15,382 INFO L603 QuantifierPusher]: Distributing 8 disjuncts over 3 conjuncts [2020-10-16 13:39:15,398 INFO L603 QuantifierPusher]: Distributing 8 disjuncts over 3 conjuncts [2020-10-16 13:39:15,412 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:39:15,413 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 13:39:15,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:39:15,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 13:39:15,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-16 13:39:15,413 INFO L87 Difference]: Start difference. First operand 306 states and 878 transitions. Second operand 7 states. [2020-10-16 13:39:15,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:39:15,572 INFO L93 Difference]: Finished difference Result 336 states and 970 transitions. [2020-10-16 13:39:15,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 13:39:15,573 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 13 [2020-10-16 13:39:15,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:39:15,576 INFO L225 Difference]: With dead ends: 336 [2020-10-16 13:39:15,577 INFO L226 Difference]: Without dead ends: 336 [2020-10-16 13:39:15,577 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:39:15,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2020-10-16 13:39:15,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 312. [2020-10-16 13:39:15,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2020-10-16 13:39:15,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 888 transitions. [2020-10-16 13:39:15,587 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 888 transitions. Word has length 13 [2020-10-16 13:39:15,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:39:15,587 INFO L481 AbstractCegarLoop]: Abstraction has 312 states and 888 transitions. [2020-10-16 13:39:15,587 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 13:39:15,588 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 888 transitions. [2020-10-16 13:39:15,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 13:39:15,589 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:39:15,589 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:39:15,589 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 13:39:15,589 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:39:15,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:39:15,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1064029719, now seen corresponding path program 1 times [2020-10-16 13:39:15,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:39:15,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364110831] [2020-10-16 13:39:15,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:39:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:39:15,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:39:15,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364110831] [2020-10-16 13:39:15,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:39:15,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 13:39:15,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1359716817] [2020-10-16 13:39:15,846 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:39:15,849 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:39:15,853 INFO L258 McrAutomatonBuilder]: Finished intersection with 23 states and 30 transitions. [2020-10-16 13:39:15,854 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:39:15,857 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-16 13:39:15,862 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-16 13:39:15,869 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:39:15,869 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:39:15,922 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [7174#(or (and (not (= ~__unbuffered_p0_EAX~0 1)) (= ~y$w_buff0~0 (select (select |#memory_int| |~#y~0.base|) |~#y~0.offset|)) (= ~__unbuffered_p0_EAX$read_delayed_var~0.offset |~#y~0.offset|) (= ~__unbuffered_p0_EAX$read_delayed_var~0.base |~#y~0.base|) (not (= ~y$w_buff0~0 1)) (= ~y$r_buff0_thd0~0 0)) (not (= (mod ~y$w_buff0_used~0 256) 0)))] [2020-10-16 13:39:15,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-16 13:39:15,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:39:15,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-16 13:39:15,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-16 13:39:15,923 INFO L87 Difference]: Start difference. First operand 312 states and 888 transitions. Second operand 9 states. [2020-10-16 13:39:16,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:39:16,415 INFO L93 Difference]: Finished difference Result 443 states and 1248 transitions. [2020-10-16 13:39:16,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-16 13:39:16,416 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-10-16 13:39:16,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:39:16,420 INFO L225 Difference]: With dead ends: 443 [2020-10-16 13:39:16,420 INFO L226 Difference]: Without dead ends: 443 [2020-10-16 13:39:16,421 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-10-16 13:39:16,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2020-10-16 13:39:16,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 366. [2020-10-16 13:39:16,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2020-10-16 13:39:16,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 1049 transitions. [2020-10-16 13:39:16,433 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 1049 transitions. Word has length 14 [2020-10-16 13:39:16,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:39:16,433 INFO L481 AbstractCegarLoop]: Abstraction has 366 states and 1049 transitions. [2020-10-16 13:39:16,433 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-16 13:39:16,434 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 1049 transitions. [2020-10-16 13:39:16,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 13:39:16,435 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:39:16,435 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:39:16,435 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 13:39:16,435 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:39:16,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:39:16,436 INFO L82 PathProgramCache]: Analyzing trace with hash -405285935, now seen corresponding path program 2 times [2020-10-16 13:39:16,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:39:16,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678670844] [2020-10-16 13:39:16,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:39:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:39:16,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:39:16,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678670844] [2020-10-16 13:39:16,529 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:39:16,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 13:39:16,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1056006140] [2020-10-16 13:39:16,530 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:39:16,532 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:39:16,537 INFO L258 McrAutomatonBuilder]: Finished intersection with 24 states and 32 transitions. [2020-10-16 13:39:16,537 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:39:16,574 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:16,585 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 13:39:16,591 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:39:16,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 13:39:16,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:39:16,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 13:39:16,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 13:39:16,592 INFO L87 Difference]: Start difference. First operand 366 states and 1049 transitions. Second operand 4 states. [2020-10-16 13:39:16,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:39:16,626 INFO L93 Difference]: Finished difference Result 376 states and 962 transitions. [2020-10-16 13:39:16,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 13:39:16,627 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2020-10-16 13:39:16,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:39:16,629 INFO L225 Difference]: With dead ends: 376 [2020-10-16 13:39:16,629 INFO L226 Difference]: Without dead ends: 278 [2020-10-16 13:39:16,630 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-16 13:39:16,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2020-10-16 13:39:16,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2020-10-16 13:39:16,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2020-10-16 13:39:16,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 697 transitions. [2020-10-16 13:39:16,637 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 697 transitions. Word has length 14 [2020-10-16 13:39:16,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:39:16,638 INFO L481 AbstractCegarLoop]: Abstraction has 278 states and 697 transitions. [2020-10-16 13:39:16,638 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 13:39:16,638 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 697 transitions. [2020-10-16 13:39:16,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-16 13:39:16,639 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:39:16,639 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:39:16,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 13:39:16,639 INFO L429 AbstractCegarLoop]: === Iteration 9 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:39:16,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:39:16,640 INFO L82 PathProgramCache]: Analyzing trace with hash -72417595, now seen corresponding path program 1 times [2020-10-16 13:39:16,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:39:16,642 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299933339] [2020-10-16 13:39:16,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:39:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:39:16,943 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 26 [2020-10-16 13:39:16,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:39:16,960 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299933339] [2020-10-16 13:39:16,960 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:39:16,960 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 13:39:16,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1934298751] [2020-10-16 13:39:16,961 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:39:16,964 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:39:16,969 INFO L258 McrAutomatonBuilder]: Finished intersection with 26 states and 35 transitions. [2020-10-16 13:39:16,969 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:39:16,974 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:39:16,975 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:39:17,009 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:39:17,009 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:39:17,048 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [9303#(or (not (= (mod ~y$w_buff0_used~0 256) 0)) (and (= (select (select |#memory_int| |~#y~0.base|) |~#y~0.offset|) 0) (= ~__unbuffered_p0_EAX$read_delayed_var~0.offset |~#y~0.offset|) (= ~__unbuffered_p0_EAX$read_delayed~0 1) (= ~__unbuffered_p0_EAX$read_delayed_var~0.base |~#y~0.base|) (= ~__unbuffered_p0_EAX~0 0) (= ~y$r_buff0_thd0~0 0)))] [2020-10-16 13:39:17,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 13:39:17,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:39:17,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 13:39:17,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:39:17,049 INFO L87 Difference]: Start difference. First operand 278 states and 697 transitions. Second operand 8 states. [2020-10-16 13:39:17,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:39:17,226 INFO L93 Difference]: Finished difference Result 297 states and 744 transitions. [2020-10-16 13:39:17,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-16 13:39:17,227 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 15 [2020-10-16 13:39:17,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:39:17,229 INFO L225 Difference]: With dead ends: 297 [2020-10-16 13:39:17,229 INFO L226 Difference]: Without dead ends: 297 [2020-10-16 13:39:17,230 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-10-16 13:39:17,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2020-10-16 13:39:17,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 248. [2020-10-16 13:39:17,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2020-10-16 13:39:17,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 618 transitions. [2020-10-16 13:39:17,237 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 618 transitions. Word has length 15 [2020-10-16 13:39:17,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:39:17,238 INFO L481 AbstractCegarLoop]: Abstraction has 248 states and 618 transitions. [2020-10-16 13:39:17,238 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 13:39:17,238 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 618 transitions. [2020-10-16 13:39:17,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-16 13:39:17,239 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:39:17,239 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:39:17,239 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 13:39:17,239 INFO L429 AbstractCegarLoop]: === Iteration 10 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:39:17,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:39:17,240 INFO L82 PathProgramCache]: Analyzing trace with hash 214373809, now seen corresponding path program 2 times [2020-10-16 13:39:17,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:39:17,241 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566502749] [2020-10-16 13:39:17,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:39:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:39:17,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:39:17,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566502749] [2020-10-16 13:39:17,329 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:39:17,330 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 13:39:17,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1410122144] [2020-10-16 13:39:17,330 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:39:17,332 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:39:17,338 INFO L258 McrAutomatonBuilder]: Finished intersection with 28 states and 39 transitions. [2020-10-16 13:39:17,338 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:39:17,403 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [10106#(<= ~__unbuffered_cnt~0 0)] [2020-10-16 13:39:17,404 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 13:39:17,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:39:17,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 13:39:17,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-16 13:39:17,405 INFO L87 Difference]: Start difference. First operand 248 states and 618 transitions. Second operand 6 states. [2020-10-16 13:39:17,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:39:17,452 INFO L93 Difference]: Finished difference Result 214 states and 491 transitions. [2020-10-16 13:39:17,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-16 13:39:17,453 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2020-10-16 13:39:17,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:39:17,454 INFO L225 Difference]: With dead ends: 214 [2020-10-16 13:39:17,454 INFO L226 Difference]: Without dead ends: 164 [2020-10-16 13:39:17,455 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-16 13:39:17,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-16 13:39:17,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2020-10-16 13:39:17,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-10-16 13:39:17,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 366 transitions. [2020-10-16 13:39:17,460 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 366 transitions. Word has length 15 [2020-10-16 13:39:17,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:39:17,460 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 366 transitions. [2020-10-16 13:39:17,460 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 13:39:17,460 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 366 transitions. [2020-10-16 13:39:17,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-16 13:39:17,461 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:39:17,461 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:39:17,461 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-16 13:39:17,462 INFO L429 AbstractCegarLoop]: === Iteration 11 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:39:17,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:39:17,462 INFO L82 PathProgramCache]: Analyzing trace with hash 1671593632, now seen corresponding path program 1 times [2020-10-16 13:39:17,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:39:17,464 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208801197] [2020-10-16 13:39:17,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:39:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:39:17,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:39:17,580 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208801197] [2020-10-16 13:39:17,580 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:39:17,580 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 13:39:17,581 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [705375187] [2020-10-16 13:39:17,581 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:39:17,584 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:39:17,590 INFO L258 McrAutomatonBuilder]: Finished intersection with 27 states and 35 transitions. [2020-10-16 13:39:17,590 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:39:17,631 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [10657#(<= ~__unbuffered_cnt~0 0)] [2020-10-16 13:39:17,632 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 13:39:17,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:39:17,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 13:39:17,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-16 13:39:17,633 INFO L87 Difference]: Start difference. First operand 164 states and 366 transitions. Second operand 7 states. [2020-10-16 13:39:17,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:39:17,693 INFO L93 Difference]: Finished difference Result 149 states and 334 transitions. [2020-10-16 13:39:17,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 13:39:17,694 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2020-10-16 13:39:17,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:39:17,697 INFO L225 Difference]: With dead ends: 149 [2020-10-16 13:39:17,697 INFO L226 Difference]: Without dead ends: 137 [2020-10-16 13:39:17,698 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:39:17,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-10-16 13:39:17,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 125. [2020-10-16 13:39:17,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-16 13:39:17,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 283 transitions. [2020-10-16 13:39:17,704 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 283 transitions. Word has length 17 [2020-10-16 13:39:17,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:39:17,706 INFO L481 AbstractCegarLoop]: Abstraction has 125 states and 283 transitions. [2020-10-16 13:39:17,706 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 13:39:17,706 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 283 transitions. [2020-10-16 13:39:17,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-16 13:39:17,707 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:39:17,707 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:39:17,708 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-16 13:39:17,708 INFO L429 AbstractCegarLoop]: === Iteration 12 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:39:17,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:39:17,708 INFO L82 PathProgramCache]: Analyzing trace with hash 2029498939, now seen corresponding path program 1 times [2020-10-16 13:39:17,710 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:39:17,710 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121983122] [2020-10-16 13:39:17,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:39:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 13:39:17,788 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 13:39:17,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 13:39:17,852 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 13:39:17,911 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 13:39:17,912 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 13:39:17,912 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-16 13:39:17,913 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-16 13:39:17,931 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [1217] [1217] L842-->L849: Formula: (let ((.cse8 (= (mod ~y$r_buff1_thd0~0_In1425553036 256) 0)) (.cse7 (= (mod ~y$w_buff1_used~0_In1425553036 256) 0)) (.cse10 (= (mod ~y$r_buff0_thd0~0_In1425553036 256) 0)) (.cse9 (= (mod ~y$w_buff0_used~0_In1425553036 256) 0))) (let ((.cse1 (not .cse9)) (.cse2 (not .cse10)) (.cse0 (or .cse9 .cse10)) (.cse6 (or .cse8 .cse7)) (.cse4 (not .cse8)) (.cse5 (not .cse7))) (and (or (and (= ~y$w_buff0_used~0_Out1425553036 ~y$w_buff0_used~0_In1425553036) .cse0) (and .cse1 (= ~y$w_buff0_used~0_Out1425553036 0) .cse2)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond_In1425553036| ULTIMATE.start_assume_abort_if_not_~cond_Out1425553036) (= ~y$r_buff0_thd0~0_In1425553036 ~y$r_buff0_thd0~0_Out1425553036) (= ~y$r_buff1_thd0~0_Out1425553036 ~y$r_buff1_thd0~0_In1425553036) (not (= 0 ULTIMATE.start_assume_abort_if_not_~cond_Out1425553036)) (let ((.cse3 (select |#memory_int_In1425553036| |~#y~0.base_In1425553036|))) (or (and .cse1 (= (store |#memory_int_In1425553036| |~#y~0.base_In1425553036| (store .cse3 |~#y~0.offset_In1425553036| ~y$w_buff0~0_In1425553036)) |#memory_int_Out1425553036|) .cse2) (and .cse0 (or (and (= (store |#memory_int_In1425553036| |~#y~0.base_In1425553036| (store .cse3 |~#y~0.offset_In1425553036| ~y$w_buff1~0_In1425553036)) |#memory_int_Out1425553036|) .cse4 .cse5) (and .cse6 (= (store |#memory_int_In1425553036| |~#y~0.base_In1425553036| (store .cse3 |~#y~0.offset_In1425553036| (select .cse3 |~#y~0.offset_In1425553036|))) |#memory_int_Out1425553036|)))))) (or (and .cse6 (= ~y$w_buff1_used~0_Out1425553036 ~y$w_buff1_used~0_In1425553036)) (and .cse4 .cse5 (= ~y$w_buff1_used~0_Out1425553036 0)))))) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In1425553036|, ~#y~0.offset=|~#y~0.offset_In1425553036|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1425553036, ~y$w_buff1~0=~y$w_buff1~0_In1425553036, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In1425553036, ~y$w_buff0~0=~y$w_buff0~0_In1425553036, #memory_int=|#memory_int_In1425553036|, ~#y~0.base=|~#y~0.base_In1425553036|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In1425553036, ~y$w_buff1_used~0=~y$w_buff1_used~0_In1425553036} OutVars{~#y~0.offset=|~#y~0.offset_In1425553036|, ~y$w_buff0_used~0=~y$w_buff0_used~0_Out1425553036, ULTIMATE.start_main_#t~mem61=|ULTIMATE.start_main_#t~mem61_Out1425553036|, ~#y~0.base=|~#y~0.base_In1425553036|, ULTIMATE.start_main_#t~ite66=|ULTIMATE.start_main_#t~ite66_Out1425553036|, ULTIMATE.start_main_#t~ite67=|ULTIMATE.start_main_#t~ite67_Out1425553036|, ULTIMATE.start_main_#t~ite64=|ULTIMATE.start_main_#t~ite64_Out1425553036|, ULTIMATE.start_main_#t~ite65=|ULTIMATE.start_main_#t~ite65_Out1425553036|, ULTIMATE.start_main_#t~ite62=|ULTIMATE.start_main_#t~ite62_Out1425553036|, ULTIMATE.start_main_#t~ite63=|ULTIMATE.start_main_#t~ite63_Out1425553036|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In1425553036|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out1425553036, ~y$w_buff1~0=~y$w_buff1~0_In1425553036, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_Out1425553036, ~y$w_buff0~0=~y$w_buff0~0_In1425553036, #memory_int=|#memory_int_Out1425553036|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_Out1425553036, ~y$w_buff1_used~0=~y$w_buff1_used~0_Out1425553036} AuxVars[] AssignedVars[~y$w_buff0_used~0, ULTIMATE.start_main_#t~mem61, ULTIMATE.start_main_#t~ite66, ULTIMATE.start_main_#t~ite67, ULTIMATE.start_main_#t~ite64, ULTIMATE.start_main_#t~ite65, ULTIMATE.start_main_#t~ite62, ULTIMATE.start_main_#t~ite63, ULTIMATE.start_assume_abort_if_not_~cond, ~y$r_buff0_thd0~0, #memory_int, ~y$r_buff1_thd0~0, ~y$w_buff1_used~0] because there is no mapped edge [2020-10-16 13:39:17,941 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,942 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,942 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,942 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,942 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,942 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,943 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,943 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,943 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,943 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,944 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,944 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,944 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,944 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,944 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,944 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,945 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,945 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,953 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,954 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,954 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,954 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,954 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,954 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,955 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,955 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,955 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,955 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,956 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,956 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,956 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,956 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:17,957 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 13:39:17,957 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 13:39:18,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 01:39:18 BasicIcfg [2020-10-16 13:39:18,055 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 13:39:18,062 INFO L168 Benchmark]: Toolchain (without parser) took 18519.79 ms. Allocated memory was 141.0 MB in the beginning and 425.7 MB in the end (delta: 284.7 MB). Free memory was 101.2 MB in the beginning and 189.7 MB in the end (delta: -88.4 MB). Peak memory consumption was 196.3 MB. Max. memory is 7.1 GB. [2020-10-16 13:39:18,063 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-16 13:39:18,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.27 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 100.8 MB in the beginning and 158.8 MB in the end (delta: -58.0 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2020-10-16 13:39:18,064 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.05 ms. Allocated memory is still 204.5 MB. Free memory was 158.8 MB in the beginning and 156.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-16 13:39:18,065 INFO L168 Benchmark]: Boogie Preprocessor took 40.89 ms. Allocated memory is still 204.5 MB. Free memory was 156.1 MB in the beginning and 153.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2020-10-16 13:39:18,066 INFO L168 Benchmark]: RCFGBuilder took 2690.78 ms. Allocated memory was 204.5 MB in the beginning and 247.5 MB in the end (delta: 43.0 MB). Free memory was 153.4 MB in the beginning and 166.9 MB in the end (delta: -13.5 MB). Peak memory consumption was 104.0 MB. Max. memory is 7.1 GB. [2020-10-16 13:39:18,066 INFO L168 Benchmark]: TraceAbstraction took 14963.55 ms. Allocated memory was 247.5 MB in the beginning and 425.7 MB in the end (delta: 178.3 MB). Free memory was 164.9 MB in the beginning and 189.7 MB in the end (delta: -24.7 MB). Peak memory consumption was 153.5 MB. Max. memory is 7.1 GB. [2020-10-16 13:39:18,075 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 753.27 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 100.8 MB in the beginning and 158.8 MB in the end (delta: -58.0 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 66.05 ms. Allocated memory is still 204.5 MB. Free memory was 158.8 MB in the beginning and 156.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.89 ms. Allocated memory is still 204.5 MB. Free memory was 156.1 MB in the beginning and 153.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2690.78 ms. Allocated memory was 204.5 MB in the beginning and 247.5 MB in the end (delta: 43.0 MB). Free memory was 153.4 MB in the beginning and 166.9 MB in the end (delta: -13.5 MB). Peak memory consumption was 104.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14963.55 ms. Allocated memory was 247.5 MB in the beginning and 425.7 MB in the end (delta: 178.3 MB). Free memory was 164.9 MB in the beginning and 189.7 MB in the end (delta: -24.7 MB). Peak memory consumption was 153.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 767 VarBasedMoverChecksPositive, 38 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 64 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 9.9s, 117 PlacesBefore, 34 PlacesAfterwards, 109 TransitionsBefore, 24 TransitionsAfterwards, 1448 CoEnabledTransitionPairs, 7 FixpointIterations, 50 TrivialSequentialCompositions, 36 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 96 TotalNumberOfCompositions, 3995 MoverChecksTotal - CounterExampleResult [Line: 8]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L699] 0 int __unbuffered_cnt = 0; [L701] 0 int __unbuffered_p0_EAX = 0; [L702] 0 _Bool __unbuffered_p0_EAX$flush_delayed; [L703] 0 int __unbuffered_p0_EAX$mem_tmp; [L704] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; [L705] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; [L706] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; [L707] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; [L708] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; [L709] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; [L710] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; [L711] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; [L712] 0 _Bool __unbuffered_p0_EAX$read_delayed; [L713] 0 int *__unbuffered_p0_EAX$read_delayed_var; [L714] 0 int __unbuffered_p0_EAX$w_buff0; [L715] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; [L716] 0 int __unbuffered_p0_EAX$w_buff1; [L717] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; [L719] 0 int __unbuffered_p0_EBX = 0; [L721] 0 int __unbuffered_p2_EAX = 0; [L722] 0 _Bool main$tmp_guard0; [L723] 0 _Bool main$tmp_guard1; [L725] 0 int x = 0; [L727] 0 int y = 0; [L728] 0 _Bool y$flush_delayed; [L729] 0 int y$mem_tmp; [L730] 0 _Bool y$r_buff0_thd0; [L731] 0 _Bool y$r_buff0_thd1; [L732] 0 _Bool y$r_buff0_thd2; [L733] 0 _Bool y$r_buff0_thd3; [L734] 0 _Bool y$r_buff1_thd0; [L735] 0 _Bool y$r_buff1_thd1; [L736] 0 _Bool y$r_buff1_thd2; [L737] 0 _Bool y$r_buff1_thd3; [L738] 0 _Bool y$read_delayed; [L739] 0 int *y$read_delayed_var; [L740] 0 int y$w_buff0; [L741] 0 _Bool y$w_buff0_used; [L742] 0 int y$w_buff1; [L743] 0 _Bool y$w_buff1_used; [L744] 0 _Bool weak$$choice0; [L745] 0 _Bool weak$$choice1; [L746] 0 _Bool weak$$choice2; [L833] 0 pthread_t t2100; [L834] FCALL, FORK 0 pthread_create(&t2100, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L750] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L751] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L752] 1 y$flush_delayed = weak$$choice2 [L753] EXPR 1 \read(y) [L753] 1 y$mem_tmp = y [L754] 1 weak$$choice1 = __VERIFIER_nondet_bool() [L755] EXPR 1 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L755] EXPR 1 \read(y) [L755] EXPR 1 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L755] 1 y = !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L756] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)))) [L756] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)))) [L757] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)))) [L757] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)))) [L758] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L758] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L759] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L759] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L760] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L760] EXPR 1 !y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))) [L760] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L760] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L761] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L761] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L762] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L763] 1 __unbuffered_p0_EAX$read_delayed_var = &y [L764] EXPR 1 \read(y) [L764] 1 __unbuffered_p0_EAX = y [L765] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L765] EXPR 1 \read(y) [L765] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L765] 1 y = y$flush_delayed ? y$mem_tmp : y [L766] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L769] 1 __unbuffered_p0_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L835] 0 pthread_t t2101; [L836] FCALL, FORK 0 pthread_create(&t2101, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L837] 0 pthread_t t2102; [L781] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L784] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=2, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L789] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L791] 2 return 0; [L838] FCALL, FORK 0 pthread_create(&t2102, ((void *)0), P2, ((void *)0)) VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=2, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L796] 3 __unbuffered_p2_EAX = x VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=2, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L799] 3 y$w_buff1 = y$w_buff0 [L800] 3 y$w_buff0 = 1 [L801] 3 y$w_buff1_used = y$w_buff0_used [L802] 3 y$w_buff0_used = (_Bool)1 [L8] COND FALSE 3 !(!expression) [L804] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L805] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L806] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L807] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L808] 3 y$r_buff0_thd3 = (_Bool)1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=2, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L811] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L811] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L811] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L811] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L812] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L812] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L813] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L813] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L814] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L814] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L815] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L815] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L818] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L820] 3 return 0; [L774] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L776] 1 return 0; [L840] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L851] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L852] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L852] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L853] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 2) [L8] COND TRUE 0 !expression [L8] 0 __VERIFIER_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=0, x=2, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 108 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 14.6s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 10.1s, HoareTripleCheckerStatistics: 230 SDtfs, 221 SDslu, 459 SDs, 0 SdLazy, 394 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 122 GetRequests, 68 SyntacticMatches, 10 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=522occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 162 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 157 NumberOfCodeBlocks, 157 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 127 ConstructedInterpolants, 0 QuantifiedInterpolants, 17877 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...