/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe029_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-27 02:37:49,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-27 02:37:49,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-27 02:37:50,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-27 02:37:50,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-27 02:37:50,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-27 02:37:50,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-27 02:37:50,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-27 02:37:50,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-27 02:37:50,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-27 02:37:50,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-27 02:37:50,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-27 02:37:50,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-27 02:37:50,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-27 02:37:50,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-27 02:37:50,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-27 02:37:50,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-27 02:37:50,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-27 02:37:50,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-27 02:37:50,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-27 02:37:50,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-27 02:37:50,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-27 02:37:50,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-27 02:37:50,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-27 02:37:50,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-27 02:37:50,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-27 02:37:50,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-27 02:37:50,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-27 02:37:50,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-27 02:37:50,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-27 02:37:50,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-27 02:37:50,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-27 02:37:50,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-27 02:37:50,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-27 02:37:50,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-27 02:37:50,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-27 02:37:50,067 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf [2021-01-27 02:37:50,093 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-27 02:37:50,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-27 02:37:50,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-27 02:37:50,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-27 02:37:50,095 INFO L138 SettingsManager]: * Use SBE=true [2021-01-27 02:37:50,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-27 02:37:50,095 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-27 02:37:50,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-27 02:37:50,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-27 02:37:50,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-27 02:37:50,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-27 02:37:50,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-27 02:37:50,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-27 02:37:50,097 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-27 02:37:50,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-27 02:37:50,097 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-27 02:37:50,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-27 02:37:50,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-27 02:37:50,098 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-27 02:37:50,098 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-27 02:37:50,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-27 02:37:50,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-27 02:37:50,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-27 02:37:50,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-27 02:37:50,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-27 02:37:50,100 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-27 02:37:50,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-27 02:37:50,100 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-27 02:37:50,100 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-27 02:37:50,101 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-27 02:37:50,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-27 02:37:50,101 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-27 02:37:50,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-27 02:37:50,101 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-27 02:37:50,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-27 02:37:50,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-27 02:37:50,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-27 02:37:50,544 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-27 02:37:50,545 INFO L275 PluginConnector]: CDTParser initialized [2021-01-27 02:37:50,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_power.opt.i [2021-01-27 02:37:50,622 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c147efa51/6d1940e7b02b4db4b2bacae3c4238026/FLAG8680137ca [2021-01-27 02:37:51,236 INFO L306 CDTParser]: Found 1 translation units. [2021-01-27 02:37:51,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_power.opt.i [2021-01-27 02:37:51,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c147efa51/6d1940e7b02b4db4b2bacae3c4238026/FLAG8680137ca [2021-01-27 02:37:51,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c147efa51/6d1940e7b02b4db4b2bacae3c4238026 [2021-01-27 02:37:51,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-27 02:37:51,536 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-27 02:37:51,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-27 02:37:51,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-27 02:37:51,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-27 02:37:51,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:37:51" (1/1) ... [2021-01-27 02:37:51,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77cd2a8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:37:51, skipping insertion in model container [2021-01-27 02:37:51,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:37:51" (1/1) ... [2021-01-27 02:37:51,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-27 02:37:51,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-27 02:37:52,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-27 02:37:52,105 INFO L203 MainTranslator]: Completed pre-run [2021-01-27 02:37:52,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-27 02:37:52,340 INFO L208 MainTranslator]: Completed translation [2021-01-27 02:37:52,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:37:52 WrapperNode [2021-01-27 02:37:52,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-27 02:37:52,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-27 02:37:52,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-27 02:37:52,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-27 02:37:52,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:37:52" (1/1) ... [2021-01-27 02:37:52,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:37:52" (1/1) ... [2021-01-27 02:37:52,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-27 02:37:52,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-27 02:37:52,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-27 02:37:52,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-27 02:37:52,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:37:52" (1/1) ... [2021-01-27 02:37:52,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:37:52" (1/1) ... [2021-01-27 02:37:52,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:37:52" (1/1) ... [2021-01-27 02:37:52,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:37:52" (1/1) ... [2021-01-27 02:37:52,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:37:52" (1/1) ... [2021-01-27 02:37:52,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:37:52" (1/1) ... [2021-01-27 02:37:52,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:37:52" (1/1) ... [2021-01-27 02:37:52,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-27 02:37:52,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-27 02:37:52,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-27 02:37:52,493 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-27 02:37:52,494 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:37:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-27 02:37:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-27 02:37:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-27 02:37:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-27 02:37:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-27 02:37:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-27 02:37:52,591 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-27 02:37:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-27 02:37:52,591 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-27 02:37:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-27 02:37:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-27 02:37:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-27 02:37:52,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-27 02:37:52,594 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-27 02:37:54,659 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-27 02:37:54,660 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2021-01-27 02:37:54,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:37:54 BoogieIcfgContainer [2021-01-27 02:37:54,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-27 02:37:54,664 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-27 02:37:54,664 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-27 02:37:54,667 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-27 02:37:54,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 02:37:51" (1/3) ... [2021-01-27 02:37:54,668 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a5fe5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:37:54, skipping insertion in model container [2021-01-27 02:37:54,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:37:52" (2/3) ... [2021-01-27 02:37:54,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a5fe5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:37:54, skipping insertion in model container [2021-01-27 02:37:54,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:37:54" (3/3) ... [2021-01-27 02:37:54,670 INFO L111 eAbstractionObserver]: Analyzing ICFG safe029_power.opt.i [2021-01-27 02:37:54,686 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-27 02:37:54,686 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-27 02:37:54,690 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-01-27 02:37:54,691 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-27 02:37:54,723 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,723 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,723 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,724 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,724 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,724 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,724 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,724 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,729 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,729 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,729 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,730 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,730 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,730 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,730 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,731 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,731 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,731 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,731 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,731 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,732 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,732 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,732 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,732 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,732 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,732 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,733 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,734 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,734 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,734 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,734 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,734 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,738 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,738 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,738 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,738 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,740 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,741 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,741 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,741 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,742 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,743 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,747 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,747 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,747 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,747 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,747 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,748 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,748 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,748 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,748 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,748 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,748 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,749 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,749 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,749 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:37:54,751 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-27 02:37:54,764 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-01-27 02:37:54,789 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-27 02:37:54,789 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-27 02:37:54,789 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-27 02:37:54,789 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-27 02:37:54,790 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-27 02:37:54,790 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-27 02:37:54,790 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-27 02:37:54,790 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 46 and size of Sequence is : 47[2021-01-27 02:37:54,818 INFO L164 SleepSetCegar]: Size of mCounterexample is: 47 [2021-01-27 02:37:54,819 INFO L165 SleepSetCegar]: [92#[ULTIMATE.startENTRY]don't care, 95#[L-1]don't care, 98#[L-1-1]don't care, 101#[L17]don't care, 104#[L17-1]don't care, 107#[L17-2]don't care, 110#[L17-3]don't care, 113#[L17-4]don't care, 116#[L709]don't care, 119#[L710]don't care, 122#[L712]don't care, 125#[L713]don't care, 128#[L714]don't care, 131#[L715]don't care, 134#[L716]don't care, 137#[L717]don't care, 140#[L718]don't care, 143#[L719]don't care, 146#[L720]don't care, 149#[L721]don't care, 152#[L722]don't care, 155#[L723]don't care, 158#[L724]don't care, 161#[L725]don't care, 164#[L726]don't care, 167#[L728]don't care, 170#[L729]don't care, 173#[L730]don't care, 176#[L-1-2]don't care, 179#[L-1-3]don't care, 182#[L790]don't care, 185#[L790-1]don't care, 188#[L791]don't care, 191#[L791-1, P0ENTRY]don't care, 196#[L792, P0ENTRY]don't care, 200#[L792-1, P0ENTRY]don't care, 206#[L793, P0ENTRY]don't care, 214#[L733, L793]don't care, 220#[L793, L735]don't care, 226#[L793, L738]don't care, 232#[L793, L745]don't care, 238#[L748, L793]don't care, 244#[L793, P0FINAL]don't care, 250#[P0EXIT, L793]don't care, 254#[P0EXIT, L793-1, P1ENTRY]don't care, 259#[P0EXIT, L793-1, L753]don't care, 265#[P0EXIT, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, L793-1]don't care] [2021-01-27 02:37:54,819 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:37:54,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:37:54,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1655321367, now seen corresponding path program 1 times [2021-01-27 02:37:54,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:37:54,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319984350] [2021-01-27 02:37:54,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:37:55,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:37:55,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:37:55,250 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319984350] [2021-01-27 02:37:55,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:37:55,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-27 02:37:55,252 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96699015] [2021-01-27 02:37:55,262 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-27 02:37:55,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:37:55,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-27 02:37:55,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-27 02:37:55,284 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:37:55,286 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 11.5) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:37:55,330 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 66 and size of Sequence is : 67[2021-01-27 02:37:55,421 INFO L164 SleepSetCegar]: Size of mCounterexample is: 67 [2021-01-27 02:37:55,422 INFO L165 SleepSetCegar]: [274#[ULTIMATE.startENTRY]true, 276#[L-1]true, 278#[L-1-1]true, 280#[L17]true, 282#[L17-1]true, 284#[L17-2]true, 286#[L17-3]true, 288#[L17-4]true, 290#[L709]true, 292#[L710]true, 294#[L712]true, 296#[L713]true, 298#[L714]true, 300#[L715]true, 302#[L716]true, 304#[L717](= 0 ~x$r_buff0_thd1~0), 306#[L718](= 0 ~x$r_buff0_thd1~0), 308#[L719](= 0 ~x$r_buff0_thd1~0), 310#[L720](= 0 ~x$r_buff0_thd1~0), 312#[L721](= 0 ~x$r_buff0_thd1~0), 314#[L722](= 0 ~x$r_buff0_thd1~0), 316#[L723](= 0 ~x$r_buff0_thd1~0), 318#[L724](= 0 ~x$r_buff0_thd1~0), 320#[L725](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 322#[L726](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 324#[L728](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 326#[L729](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 328#[L730](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 330#[L-1-2](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 332#[L-1-3](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 334#[L790](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 336#[L790-1](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 338#[L791](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 340#[L791-1, P0ENTRY](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 343#[L792, P0ENTRY](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 346#[L792-1, P0ENTRY](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 350#[L793, P0ENTRY](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 355#[L733, L793](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 359#[L793, L735](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 363#[L793, L738](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 367#[L793, L745](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 371#[L748, L793](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 375#[L793, P0FINAL](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 379#[P0EXIT, L793](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 382#[P0EXIT, L793-1, P1ENTRY](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 385#[P0EXIT, L793-1, L753](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 390#[P0EXIT, L763, L793-1](= 0 ~x$r_buff0_thd1~0), 399#[P0EXIT, L793-1, L766](= 0 ~x$r_buff0_thd1~0), 407#[P0EXIT, L793-1, L773](= 0 ~x$r_buff0_thd1~0), 414#[P0EXIT, L776, L793-1](= 0 ~x$r_buff0_thd1~0), 423#[P0EXIT, P1FINAL, L793-1](= 0 ~x$r_buff0_thd1~0), 431#[P0EXIT, L793-1, P1EXIT](= 0 ~x$r_buff0_thd1~0), 436#[P0EXIT, L794, P1EXIT](= 0 ~x$r_buff0_thd1~0), 440#[L796, P0EXIT, P1EXIT](= 0 ~x$r_buff0_thd1~0), 444#[P0EXIT, L797, P1EXIT](= 0 ~x$r_buff0_thd1~0), 448#[L2, P0EXIT, P1EXIT](= 0 ~x$r_buff0_thd1~0), 452#[P0EXIT, L3, P1EXIT](= 0 ~x$r_buff0_thd1~0), 459#[P0EXIT, P1EXIT, L2-1](= 0 ~x$r_buff0_thd1~0), 466#[P0EXIT, L804, P1EXIT](= 0 ~x$r_buff0_thd1~0), 470#[L820, P0EXIT, P1EXIT](= 0 ~x$r_buff0_thd1~0), 474#[P0EXIT, L821, P1EXIT](= 0 ~x$r_buff0_thd1~0), 478#[P0EXIT, P1EXIT, L18](= 0 ~x$r_buff0_thd1~0), 482#[P0EXIT, L18-1, P1EXIT](= 0 ~x$r_buff0_thd1~0), 489#[P0EXIT, L18-2, P1EXIT](= 0 ~x$r_buff0_thd1~0), 494#[P0EXIT, P1EXIT, L17-5](= 0 ~x$r_buff0_thd1~0), 500#[P0EXIT, L17-7, P1EXIT](= 0 ~x$r_buff0_thd1~0), 509#[P0EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](= 0 ~x$r_buff0_thd1~0)] [2021-01-27 02:37:55,422 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-27 02:37:55,424 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:37:55,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:37:55,425 INFO L82 PathProgramCache]: Analyzing trace with hash -2044843136, now seen corresponding path program 1 times [2021-01-27 02:37:55,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:37:55,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531507428] [2021-01-27 02:37:55,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:37:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:37:55,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:37:55,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531507428] [2021-01-27 02:37:55,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:37:55,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-27 02:37:55,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211147315] [2021-01-27 02:37:55,768 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-27 02:37:55,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:37:55,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-27 02:37:55,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-27 02:37:55,769 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:37:55,769 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:37:55,879 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:37:56,319 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 66 and size of Sequence is : 67[2021-01-27 02:37:56,422 INFO L164 SleepSetCegar]: Size of mCounterexample is: 67 [2021-01-27 02:37:56,423 INFO L165 SleepSetCegar]: [518#[ULTIMATE.startENTRY]true, 521#[L-1]true, 524#[L-1-1]true, 527#[L17]true, 530#[L17-1]true, 533#[L17-2]true, 536#[L17-3]true, 539#[L17-4]true, 542#[L709]true, 545#[L710]true, 548#[L712]true, 551#[L713]true, 554#[L714]true, 557#[L715]true, 560#[L716]true, 563#[L717](= 0 ~x$r_buff0_thd1~0), 566#[L718](= 0 ~x$r_buff0_thd1~0), 569#[L719](= 0 ~x$r_buff0_thd1~0), 572#[L720](= 0 ~x$r_buff0_thd1~0), 575#[L721](= 0 ~x$r_buff0_thd1~0), 578#[L722](= 0 ~x$r_buff0_thd1~0), 581#[L723](= 0 ~x$r_buff0_thd1~0), 584#[L724](= 0 ~x$r_buff0_thd1~0), 587#[L725](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 590#[L726](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 593#[L728](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 596#[L729](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 599#[L730](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 602#[L-1-2](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 605#[L-1-3](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 608#[L790](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 611#[L790-1](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 614#[L791](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 617#[L791-1, P0ENTRY](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 622#[L792, P0ENTRY](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 626#[L792-1, P0ENTRY](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 632#[L793, P0ENTRY](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 640#[L733, L793](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 646#[L793, L735](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 652#[L793, L738](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 658#[L793, L745](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 664#[L748, L793](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 670#[L793, P0FINAL](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 676#[P0EXIT, L793](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 680#[P0EXIT, L793-1, P1ENTRY](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 685#[P0EXIT, L793-1, L753](and (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 693#[P0EXIT, L763, L793-1](= 0 ~x$r_buff0_thd1~0), 698#[P0EXIT, L763, L794](= 0 ~x$r_buff0_thd1~0), 1339#[L796, P0EXIT, L763](= 0 ~x$r_buff0_thd1~0), 1345#[P0EXIT, L797, L763](= 0 ~x$r_buff0_thd1~0), 1351#[L2, P0EXIT, L763](= 0 ~x$r_buff0_thd1~0), 1357#[P0EXIT, L763, L3](= 0 ~x$r_buff0_thd1~0), 1368#[P0EXIT, L763, L2-1](= 0 ~x$r_buff0_thd1~0), 1379#[P0EXIT, L804, L763](= 0 ~x$r_buff0_thd1~0), 1385#[L820, P0EXIT, L763](= 0 ~x$r_buff0_thd1~0), 1393#[P0EXIT, L821, L763](= 0 ~x$r_buff0_thd1~0), 1400#[P0EXIT, L763, L18](= 0 ~x$r_buff0_thd1~0), 1411#[P0EXIT, L766, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd1~0)), 1415#[P0EXIT, L773, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd1~0)), 1421#[P0EXIT, L776, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd1~0)), 1429#[P0EXIT, P1FINAL, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd1~0)), 1435#[P0EXIT, P1EXIT, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd1~0)), 1439#[P0EXIT, L18-1, P1EXIT](and (= ~y~0 1) (= 0 ~x$r_buff0_thd1~0)), 1444#[P0EXIT, L18-2, P1EXIT](and (= ~y~0 1) (= 0 ~x$r_buff0_thd1~0)), 1448#[P0EXIT, P1EXIT, L17-5](and (= ~y~0 1) (= 0 ~x$r_buff0_thd1~0)), 1451#[P0EXIT, L17-7, P1EXIT](and (= ~y~0 1) (= 0 ~x$r_buff0_thd1~0)), 1459#[P0EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (= ~y~0 1) (= 0 ~x$r_buff0_thd1~0))] [2021-01-27 02:37:56,423 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-27 02:37:56,423 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:37:56,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:37:56,424 INFO L82 PathProgramCache]: Analyzing trace with hash -352474600, now seen corresponding path program 2 times [2021-01-27 02:37:56,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:37:56,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545700790] [2021-01-27 02:37:56,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:37:56,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:37:56,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:37:56,822 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545700790] [2021-01-27 02:37:56,822 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:37:56,822 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-01-27 02:37:56,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295160080] [2021-01-27 02:37:56,823 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-27 02:37:56,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:37:56,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-27 02:37:56,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-01-27 02:37:56,834 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:37:56,835 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 11 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:37:57,074 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:37:57,578 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:37:57,719 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:37:58,841 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:37:59,122 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:37:59,375 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:00,409 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:00,501 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:00,626 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:00,996 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:01,020 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:01,058 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:01,534 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:01,695 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 66 and size of Sequence is : 67[2021-01-27 02:38:02,412 INFO L164 SleepSetCegar]: Size of mCounterexample is: 67 [2021-01-27 02:38:02,413 INFO L165 SleepSetCegar]: [1473#[ULTIMATE.startENTRY]true, 1476#[L-1]true, 1479#[L-1-1]true, 1482#[L17]true, 1485#[L17-1]true, 1488#[L17-2]true, 1491#[L17-3]true, 1494#[L17-4]true, 1497#[L709]true, 1500#[L710]true, 1503#[L712]true, 1506#[L713]true, 1509#[L714]true, 1512#[L715]true, 1515#[L716](= 0 ~x$r_buff0_thd0~0), 1518#[L717](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 1521#[L718](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 1524#[L719](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 1527#[L720](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 1530#[L721](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 1533#[L722](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 1536#[L723](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 1539#[L724](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 1542#[L725](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 1545#[L726](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 1548#[L728](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1551#[L729](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1554#[L730](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1557#[L-1-2](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1560#[L-1-3](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1563#[L790](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1566#[L790-1](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1569#[L791](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1572#[L791-1, P0ENTRY](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1577#[L792, P0ENTRY](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1581#[L792-1, P0ENTRY](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1587#[L793, P0ENTRY](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1595#[L733, L793](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1601#[L793, L735](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 1605#[L735, L793-1, P1ENTRY](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 10561#[L735, L793-1, L753](and (= 0 ~x$r_buff0_thd0~0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0)), 10584#[L735, L763, L793-1](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 10599#[L735, L763, L794](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12187#[L796, L735, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12197#[L797, L735, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12207#[L2, L735, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12219#[L735, L763, L3](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12236#[L735, L763, L2-1](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12253#[L804, L735, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12263#[L804, L763, L738](and (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 9688#[L804, L745, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12275#[L748, L804, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12281#[L804, L763, P0FINAL](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12287#[P0EXIT, L804, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12291#[L820, P0EXIT, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12296#[P0EXIT, L821, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12300#[P0EXIT, L763, L18](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12308#[P0EXIT, L766, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12312#[P0EXIT, L773, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12318#[P0EXIT, L776, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12326#[P0EXIT, P1FINAL, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12332#[P0EXIT, P1EXIT, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12336#[P0EXIT, L18-1, P1EXIT](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12341#[P0EXIT, L18-2, P1EXIT](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12345#[P0EXIT, P1EXIT, L17-5](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12348#[P0EXIT, L17-7, P1EXIT](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12356#[P0EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0))] [2021-01-27 02:38:02,413 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-27 02:38:02,413 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:38:02,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:38:02,414 INFO L82 PathProgramCache]: Analyzing trace with hash 1685761750, now seen corresponding path program 3 times [2021-01-27 02:38:02,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:38:02,415 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455960114] [2021-01-27 02:38:02,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:38:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:38:02,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:38:02,869 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455960114] [2021-01-27 02:38:02,869 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:38:02,869 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-01-27 02:38:02,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329438917] [2021-01-27 02:38:02,870 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-27 02:38:02,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:38:02,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-27 02:38:02,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-01-27 02:38:02,875 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:38:02,875 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 11 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:38:03,028 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:03,885 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:03,924 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:04,010 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:04,232 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:04,366 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:04,439 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:04,597 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:04,618 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:04,849 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:05,035 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 66 and size of Sequence is : 67[2021-01-27 02:38:05,820 INFO L164 SleepSetCegar]: Size of mCounterexample is: 67 [2021-01-27 02:38:05,821 INFO L165 SleepSetCegar]: [12370#[ULTIMATE.startENTRY]true, 12373#[L-1]true, 12376#[L-1-1]true, 12379#[L17]true, 12382#[L17-1]true, 12385#[L17-2]true, 12388#[L17-3]true, 12391#[L17-4]true, 12394#[L709]true, 12397#[L710]true, 12400#[L712]true, 12403#[L713]true, 12406#[L714]true, 12409#[L715]true, 12412#[L716](= 0 ~x$r_buff0_thd0~0), 12415#[L717](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12418#[L718](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12421#[L719](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12424#[L720](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12427#[L721](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12430#[L722](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12433#[L723](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 12436#[L724](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= 0 ~x$r_buff0_thd1~0)), 12439#[L725](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0)), 12444#[L726](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 12447#[L728](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12450#[L729](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12453#[L730](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12456#[L-1-2](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12459#[L-1-3](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12462#[L790](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12465#[L790-1](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12468#[L791](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12471#[L791-1, P0ENTRY](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12476#[L792, P0ENTRY](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12480#[L792-1, P0ENTRY](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12486#[L793, P0ENTRY](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12494#[L733, L793](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12500#[L793, L735](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 12504#[L735, L793-1, P1ENTRY](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 16964#[L735, L793-1, L753](and (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (not (= 2 ~x$w_buff1~0))), 16972#[L735, L763, L793-1](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 16977#[L735, L763, L794](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 20874#[L796, L735, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 20879#[L797, L735, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 20884#[L2, L735, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 20891#[L735, L763, L3](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 20898#[L735, L763, L2-1](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 20907#[L804, L735, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 20914#[L820, L735, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 21497#[L821, L735, L763](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 21515#[L735, L763, L18](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 21539#[L763, L738, L18](and (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 21550#[L745, L763, L18](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x~0)) (not (= 2 ~x$w_buff1~0))), 21561#[L748, L763, L18](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x~0)) (not (= 2 ~x$w_buff1~0))), 21570#[L763, P0FINAL, L18](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x~0)) (not (= 2 ~x$w_buff1~0))), 21581#[P0EXIT, L763, L18](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x~0)) (not (= 2 ~x$w_buff1~0))), 21588#[P0EXIT, L766, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x~0)) (not (= 2 ~x$w_buff1~0))), 21592#[P0EXIT, L773, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 21598#[P0EXIT, L776, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 21606#[P0EXIT, P1FINAL, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 21612#[P0EXIT, P1EXIT, L18](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 21616#[P0EXIT, L18-1, P1EXIT](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 21621#[P0EXIT, L18-2, P1EXIT](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 21625#[P0EXIT, P1EXIT, L17-5](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 21628#[P0EXIT, L17-7, P1EXIT](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 21636#[P0EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (= ~y~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0)))] [2021-01-27 02:38:05,821 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-27 02:38:05,822 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:38:05,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:38:05,822 INFO L82 PathProgramCache]: Analyzing trace with hash -1368707552, now seen corresponding path program 4 times [2021-01-27 02:38:05,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:38:05,823 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456606519] [2021-01-27 02:38:05,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:38:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:38:06,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:38:06,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456606519] [2021-01-27 02:38:06,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:38:06,039 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-27 02:38:06,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780725450] [2021-01-27 02:38:06,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-27 02:38:06,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:38:06,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-27 02:38:06,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-27 02:38:06,046 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:38:06,048 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:38:06,239 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:06,267 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:06,402 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:06,871 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:07,115 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:07,244 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:07,375 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:38:07,798 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 66 and size of Sequence is : 67[2021-01-27 02:38:07,807 INFO L164 SleepSetCegar]: Size of mCounterexample is: 67 [2021-01-27 02:38:07,808 INFO L165 SleepSetCegar]: [21647#[ULTIMATE.startENTRY]true, 21650#[L-1]true, 21653#[L-1-1]true, 21656#[L17]true, 21659#[L17-1]true, 21662#[L17-2]true, 21665#[L17-3]true, 21668#[L17-4]true, 21671#[L709]true, 21674#[L710]true, 21677#[L712]true, 21680#[L713](= ~x~0 0), 21683#[L714](= ~x~0 0), 21686#[L715](= ~x~0 0), 21689#[L716](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), 21692#[L717](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 21695#[L718](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0)), 21698#[L719](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0)), 21701#[L720](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0)), 21704#[L721](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0)), 21707#[L722](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0)), 21710#[L723](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0)), 21713#[L724](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0)), 21716#[L725](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0)), 21719#[L726](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21722#[L728](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21725#[L729](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21728#[L730](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21731#[L-1-2](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21734#[L-1-3](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21737#[L790](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21740#[L790-1](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21743#[L791](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21746#[L791-1, P0ENTRY](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21751#[L792, P0ENTRY](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21755#[L792-1, P0ENTRY](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21761#[L793, P0ENTRY](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21769#[L733, L793](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 21773#[L733, L793-1, P1ENTRY](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 33929#[L733, L793-1, L753](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (not (= 2 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$w_buff1_used~0 0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 33964#[L733, L763, L793-1](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 33989#[L733, L793-1, L766](and (= ~y~0 1) (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 34021#[L735, L793-1, L766](and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0) (not (= 2 ~x$w_buff1~0))), 34048#[L793-1, L766, L738](and (= ~x~0 1) (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34071#[L745, L793-1, L766](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x~0)) (not (= 2 ~x$w_buff1~0))), 34102#[L748, L793-1, L766](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x~0)) (not (= 2 ~x$w_buff1~0))), 34129#[L793-1, L766, P0FINAL](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x~0)) (not (= 2 ~x$w_buff1~0))), 34156#[P0EXIT, L793-1, L766](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x~0)) (not (= 2 ~x$w_buff1~0))), 34175#[P0EXIT, L793-1, L773](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34191#[P0EXIT, L776, L793-1](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34211#[P0EXIT, P1FINAL, L793-1](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34229#[P0EXIT, L793-1, P1EXIT](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34239#[P0EXIT, L794, P1EXIT](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34248#[L796, P0EXIT, P1EXIT](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34257#[P0EXIT, L797, P1EXIT](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34266#[L2, P0EXIT, P1EXIT](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34275#[P0EXIT, L3, P1EXIT](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34292#[P0EXIT, P1EXIT, L2-1](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34302#[P0EXIT, L804, P1EXIT](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34311#[L820, P0EXIT, P1EXIT](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34320#[P0EXIT, L821, P1EXIT](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34329#[P0EXIT, P1EXIT, L18](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34338#[P0EXIT, L18-1, P1EXIT](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34355#[P0EXIT, L18-2, P1EXIT](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34365#[P0EXIT, P1EXIT, L17-5](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34374#[P0EXIT, L17-7, P1EXIT](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0))), 34388#[P0EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (= 0 ~x$r_buff0_thd0~0) (= 0 ~x$r_buff0_thd1~0) (not (= 2 ~x$w_buff1~0)))] [2021-01-27 02:38:07,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-27 02:38:07,808 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:38:07,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:38:07,809 INFO L82 PathProgramCache]: Analyzing trace with hash -1655436672, now seen corresponding path program 5 times [2021-01-27 02:38:07,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:38:07,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647710641] [2021-01-27 02:38:07,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:38:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-27 02:38:07,865 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-27 02:38:07,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-27 02:38:07,924 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-27 02:38:07,973 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-27 02:38:07,973 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2021-01-27 02:38:07,974 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-27 02:38:08,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 02:38:08 BasicIcfg [2021-01-27 02:38:08,086 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-27 02:38:08,089 INFO L168 Benchmark]: Toolchain (without parser) took 16560.71 ms. Allocated memory was 302.0 MB in the beginning and 574.6 MB in the end (delta: 272.6 MB). Free memory was 276.2 MB in the beginning and 316.8 MB in the end (delta: -40.5 MB). Peak memory consumption was 233.2 MB. Max. memory is 16.0 GB. [2021-01-27 02:38:08,090 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-27 02:38:08,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 803.62 ms. Allocated memory is still 302.0 MB. Free memory was 275.2 MB in the beginning and 273.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 30.2 MB. Max. memory is 16.0 GB. [2021-01-27 02:38:08,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.30 ms. Allocated memory is still 302.0 MB. Free memory was 273.3 MB in the beginning and 271.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-27 02:38:08,094 INFO L168 Benchmark]: Boogie Preprocessor took 35.24 ms. Allocated memory is still 302.0 MB. Free memory was 271.2 MB in the beginning and 268.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-27 02:38:08,095 INFO L168 Benchmark]: RCFGBuilder took 2169.28 ms. Allocated memory is still 302.0 MB. Free memory was 268.9 MB in the beginning and 238.2 MB in the end (delta: 30.7 MB). Peak memory consumption was 165.1 MB. Max. memory is 16.0 GB. [2021-01-27 02:38:08,096 INFO L168 Benchmark]: TraceAbstraction took 13422.54 ms. Allocated memory was 302.0 MB in the beginning and 574.6 MB in the end (delta: 272.6 MB). Free memory was 237.2 MB in the beginning and 316.8 MB in the end (delta: -79.6 MB). Peak memory consumption was 193.0 MB. Max. memory is 16.0 GB. [2021-01-27 02:38:08,103 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 803.62 ms. Allocated memory is still 302.0 MB. Free memory was 275.2 MB in the beginning and 273.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 30.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 111.30 ms. Allocated memory is still 302.0 MB. Free memory was 273.3 MB in the beginning and 271.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 35.24 ms. Allocated memory is still 302.0 MB. Free memory was 271.2 MB in the beginning and 268.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2169.28 ms. Allocated memory is still 302.0 MB. Free memory was 268.9 MB in the beginning and 238.2 MB in the end (delta: 30.7 MB). Peak memory consumption was 165.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 13422.54 ms. Allocated memory was 302.0 MB in the beginning and 574.6 MB in the end (delta: 272.6 MB). Free memory was 237.2 MB in the beginning and 316.8 MB in the end (delta: -79.6 MB). Peak memory consumption was 193.0 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 17]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L709] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0] [L710] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0] [L712] 0 int x = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L713] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L714] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L715] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L716] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L717] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L718] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0] [L719] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L720] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L721] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0] [L722] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L723] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L724] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L725] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L726] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L728] 0 int y = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L729] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L730] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L790] 0 pthread_t t2475; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L791] FCALL, FORK 0 pthread_create(&t2475, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L792] 0 pthread_t t2476; VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L793] FCALL, FORK 0 pthread_create(&t2476, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L754] 2 x$w_buff1 = x$w_buff0 [L755] 2 x$w_buff0 = 2 [L756] 2 x$w_buff1_used = x$w_buff0_used [L757] 2 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L759] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L760] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L761] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L762] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L765] 2 y = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L734] 1 y = 2 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L737] 1 x = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L740] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L740] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L740] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L740] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L741] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L741] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L742] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L742] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L743] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L743] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L744] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L744] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L747] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L749] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L768] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L768] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L769] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L769] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L770] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L770] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L771] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L771] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L772] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L772] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L775] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L777] 2 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L795] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L799] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L799] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L799] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L799] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L800] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L800] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L801] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L801] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L802] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L802] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L803] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L803] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L806] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L807] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L808] 0 x$flush_delayed = weak$$choice2 [L809] 0 x$mem_tmp = x [L810] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L810] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L811] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L811] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L812] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L812] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L813] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L813] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L814] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L814] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L815] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L815] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L816] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L817] 0 main$tmp_guard1 = !(x == 2 && y == 2) [L818] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L818] 0 x = x$flush_delayed ? x$mem_tmp : x [L819] 0 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L18] COND TRUE 0 !expression VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L17] COND FALSE 0 !(0) VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L17] 0 __assert_fail ("0", "safe029_power.opt.c", 8, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 81 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 13.1s, OverallIterations: 6, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 376 NumberOfCodeBlocks, 376 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 305 ConstructedInterpolants, 0 QuantifiedInterpolants, 105870 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...