/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Symm.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix055_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-21 22:02:47,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-21 22:02:47,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-21 22:02:47,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-21 22:02:47,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-21 22:02:47,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-21 22:02:47,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-21 22:02:47,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-21 22:02:47,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-21 22:02:47,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-21 22:02:47,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-21 22:02:47,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-21 22:02:47,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-21 22:02:47,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-21 22:02:47,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-21 22:02:47,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-21 22:02:47,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-21 22:02:47,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-21 22:02:47,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-21 22:02:47,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-21 22:02:47,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-21 22:02:47,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-21 22:02:47,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-21 22:02:47,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-21 22:02:47,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-21 22:02:47,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-21 22:02:47,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-21 22:02:47,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-21 22:02:47,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-21 22:02:47,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-21 22:02:47,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-21 22:02:47,704 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-21 22:02:47,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-21 22:02:47,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-21 22:02:47,706 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-21 22:02:47,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-21 22:02:47,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-21 22:02:47,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-21 22:02:47,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-21 22:02:47,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-21 22:02:47,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-21 22:02:47,709 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-POR-NewStatesSleep-NoLbe-Symm.epf [2021-08-21 22:02:47,725 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-21 22:02:47,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-21 22:02:47,726 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-21 22:02:47,726 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-21 22:02:47,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-21 22:02:47,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-21 22:02:47,727 INFO L138 SettingsManager]: * Use SBE=true [2021-08-21 22:02:47,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-21 22:02:47,727 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-21 22:02:47,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-21 22:02:47,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-21 22:02:47,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-21 22:02:47,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-21 22:02:47,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-21 22:02:47,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-21 22:02:47,728 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-21 22:02:47,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-21 22:02:47,728 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-21 22:02:47,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-21 22:02:47,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-21 22:02:47,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-21 22:02:47,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-21 22:02:47,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-21 22:02:47,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 22:02:47,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-21 22:02:47,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-21 22:02:47,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-21 22:02:47,730 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-21 22:02:47,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-21 22:02:47,730 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-21 22:02:47,730 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-21 22:02:47,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-21 22:02:47,730 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-21 22:02:47,731 INFO L138 SettingsManager]: * Limit POR to symmetric independence in concurrent analysis=true [2021-08-21 22:02:47,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-21 22:02:47,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-21 22:02:47,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-21 22:02:47,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-21 22:02:47,971 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-21 22:02:47,972 INFO L275 PluginConnector]: CDTParser initialized [2021-08-21 22:02:47,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix055_power.opt.i [2021-08-21 22:02:48,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38dbf4077/acea038b19b04c36825b794b7749a214/FLAG279588b89 [2021-08-21 22:02:48,446 INFO L306 CDTParser]: Found 1 translation units. [2021-08-21 22:02:48,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix055_power.opt.i [2021-08-21 22:02:48,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38dbf4077/acea038b19b04c36825b794b7749a214/FLAG279588b89 [2021-08-21 22:02:48,822 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38dbf4077/acea038b19b04c36825b794b7749a214 [2021-08-21 22:02:48,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-21 22:02:48,827 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-21 22:02:48,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-21 22:02:48,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-21 22:02:48,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-21 22:02:48,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:02:48" (1/1) ... [2021-08-21 22:02:48,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761105e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:02:48, skipping insertion in model container [2021-08-21 22:02:48,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:02:48" (1/1) ... [2021-08-21 22:02:48,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-21 22:02:48,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-21 22:02:49,001 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix055_power.opt.i[950,963] [2021-08-21 22:02:49,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-21 22:02:49,170 INFO L203 MainTranslator]: Completed pre-run [2021-08-21 22:02:49,178 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix055_power.opt.i[950,963] [2021-08-21 22:02:49,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-21 22:02:49,227 INFO L208 MainTranslator]: Completed translation [2021-08-21 22:02:49,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:02:49 WrapperNode [2021-08-21 22:02:49,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-21 22:02:49,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-21 22:02:49,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-21 22:02:49,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-21 22:02:49,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:02:49" (1/1) ... [2021-08-21 22:02:49,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:02:49" (1/1) ... [2021-08-21 22:02:49,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-21 22:02:49,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-21 22:02:49,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-21 22:02:49,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-21 22:02:49,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:02:49" (1/1) ... [2021-08-21 22:02:49,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:02:49" (1/1) ... [2021-08-21 22:02:49,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:02:49" (1/1) ... [2021-08-21 22:02:49,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:02:49" (1/1) ... [2021-08-21 22:02:49,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:02:49" (1/1) ... [2021-08-21 22:02:49,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:02:49" (1/1) ... [2021-08-21 22:02:49,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:02:49" (1/1) ... [2021-08-21 22:02:49,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-21 22:02:49,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-21 22:02:49,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-21 22:02:49,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-21 22:02:49,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:02:49" (1/1) ... [2021-08-21 22:02:49,321 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 22:02:49,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 22:02:49,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-21 22:02:49,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-21 22:02:49,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-21 22:02:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-21 22:02:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-21 22:02:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-21 22:02:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-21 22:02:49,397 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-21 22:02:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-21 22:02:49,398 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-21 22:02:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-21 22:02:49,398 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-21 22:02:49,399 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-08-21 22:02:49,399 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-08-21 22:02:49,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-21 22:02:49,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-21 22:02:49,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-21 22:02:49,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-21 22:02:49,400 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-21 22:02:50,817 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-21 22:02:50,817 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-21 22:02:50,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:02:50 BoogieIcfgContainer [2021-08-21 22:02:50,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-21 22:02:50,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-21 22:02:50,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-21 22:02:50,823 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-21 22:02:50,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 10:02:48" (1/3) ... [2021-08-21 22:02:50,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b230644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:02:50, skipping insertion in model container [2021-08-21 22:02:50,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:02:49" (2/3) ... [2021-08-21 22:02:50,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b230644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:02:50, skipping insertion in model container [2021-08-21 22:02:50,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:02:50" (3/3) ... [2021-08-21 22:02:50,828 INFO L111 eAbstractionObserver]: Analyzing ICFG mix055_power.opt.i [2021-08-21 22:02:50,831 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-21 22:02:50,831 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-21 22:02:50,832 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-21 22:02:50,832 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-21 22:02:50,866 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,866 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,866 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,866 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,867 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,867 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,867 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,867 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,867 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,867 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,867 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,867 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,868 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,868 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,869 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,869 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,871 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,871 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,872 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,872 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,872 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,872 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,873 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,873 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,873 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,873 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,873 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,873 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,873 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,873 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,876 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,876 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,876 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,876 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,876 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,877 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,877 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,877 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,878 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,878 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,878 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,878 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,879 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,879 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,879 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,879 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,879 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,879 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,905 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,906 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,906 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,906 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,906 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,913 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,913 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,914 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,914 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,916 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,917 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,917 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,919 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,922 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,922 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,923 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,923 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,923 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,925 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,926 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,928 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,928 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,928 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,928 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,928 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,929 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,929 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,929 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,929 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,929 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:50,930 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-21 22:02:50,963 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-21 22:02:50,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 22:02:50,964 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-21 22:02:50,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-21 22:02:50,999 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-21 22:02:51,005 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-21 22:02:51,005 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-21 22:02:51,078 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 22:02:51,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:02:51,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1931585795, now seen corresponding path program 1 times [2021-08-21 22:02:51,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:02:51,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990299080] [2021-08-21 22:02:51,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:02:51,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:02:51,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:02:51,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:02:51,304 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:02:51,304 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990299080] [2021-08-21 22:02:51,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990299080] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:02:51,306 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:02:51,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-21 22:02:51,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582647317] [2021-08-21 22:02:51,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-21 22:02:51,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:02:51,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-21 22:02:51,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-21 22:02:51,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:51,327 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:02:51,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:02:51,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:51,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-21 22:02:51,359 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 22:02:51,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:02:51,362 INFO L82 PathProgramCache]: Analyzing trace with hash -128939673, now seen corresponding path program 1 times [2021-08-21 22:02:51,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:02:51,362 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038807515] [2021-08-21 22:02:51,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:02:51,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:02:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:02:51,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:02:51,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:02:51,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038807515] [2021-08-21 22:02:51,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038807515] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:02:51,493 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:02:51,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-21 22:02:51,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70495272] [2021-08-21 22:02:51,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-21 22:02:51,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:02:51,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-21 22:02:51,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 22:02:51,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:51,495 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:02:51,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.5) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:02:51,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:51,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:51,685 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:51,694 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:51,695 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:51,777 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:51,791 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:51,801 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:51,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:51,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:02:51,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-21 22:02:51,926 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 22:02:51,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:02:51,933 INFO L82 PathProgramCache]: Analyzing trace with hash 906678635, now seen corresponding path program 1 times [2021-08-21 22:02:51,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:02:51,934 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843466177] [2021-08-21 22:02:51,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:02:51,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:02:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:02:52,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:02:52,134 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:02:52,134 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843466177] [2021-08-21 22:02:52,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843466177] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:02:52,135 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:02:52,135 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-21 22:02:52,135 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429400588] [2021-08-21 22:02:52,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-21 22:02:52,137 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:02:52,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-21 22:02:52,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-21 22:02:52,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:52,137 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:02:52,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:02:52,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:52,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:02:52,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:52,217 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,942 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,943 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,943 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,943 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,943 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,943 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,944 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,944 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,944 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,944 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,944 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,945 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,947 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,948 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,974 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,975 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,975 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,975 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,975 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,975 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,975 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,976 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,976 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,976 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,976 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,980 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,981 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:53,981 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,018 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,019 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,019 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,019 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,019 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,019 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,019 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,019 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,019 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,020 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,020 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,020 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,022 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,022 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,053 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,054 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,054 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,054 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,054 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,054 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,054 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,055 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,055 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,055 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,055 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,055 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,055 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,055 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,078 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,078 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,078 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,079 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,079 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,079 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,079 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,079 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,079 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,079 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,080 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,080 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,080 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,080 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,103 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,104 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,104 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,104 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,104 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,104 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,105 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,105 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,106 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,106 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,106 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,107 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,107 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,107 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,161 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,163 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,163 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,163 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,183 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,184 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,185 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,185 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,185 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,185 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,185 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,186 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,207 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,207 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,207 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,207 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,208 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,269 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,289 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:54,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:54,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:02:54,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:54,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-21 22:02:54,308 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 22:02:54,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:02:54,309 INFO L82 PathProgramCache]: Analyzing trace with hash -1620423087, now seen corresponding path program 1 times [2021-08-21 22:02:54,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:02:54,309 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622445023] [2021-08-21 22:02:54,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:02:54,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:02:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:02:54,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:02:54,561 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:02:54,561 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622445023] [2021-08-21 22:02:54,561 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622445023] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:02:54,562 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:02:54,562 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-21 22:02:54,564 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995184088] [2021-08-21 22:02:54,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-21 22:02:54,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:02:54,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-21 22:02:54,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-21 22:02:54,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:54,566 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:02:54,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:02:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:02:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:54,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:55,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:55,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:02:55,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:55,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:55,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-21 22:02:55,685 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 22:02:55,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:02:55,685 INFO L82 PathProgramCache]: Analyzing trace with hash -751141089, now seen corresponding path program 1 times [2021-08-21 22:02:55,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:02:55,686 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402042616] [2021-08-21 22:02:55,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:02:55,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:02:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:02:55,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:02:55,820 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:02:55,820 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402042616] [2021-08-21 22:02:55,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402042616] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:02:55,821 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:02:55,821 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-21 22:02:55,821 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130030175] [2021-08-21 22:02:55,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-21 22:02:55,821 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:02:55,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-21 22:02:55,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-21 22:02:55,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:55,822 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:02:55,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 6 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:02:55,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:55,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:02:55,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:55,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:55,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:55,921 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:55,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:02:55,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:55,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:55,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:55,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-21 22:02:55,952 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 22:02:55,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:02:55,952 INFO L82 PathProgramCache]: Analyzing trace with hash 482380705, now seen corresponding path program 2 times [2021-08-21 22:02:55,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:02:55,952 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895989593] [2021-08-21 22:02:55,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:02:55,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:02:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:02:56,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:02:56,182 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:02:56,182 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895989593] [2021-08-21 22:02:56,182 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895989593] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:02:56,182 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:02:56,182 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-21 22:02:56,182 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884527368] [2021-08-21 22:02:56,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-21 22:02:56,183 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:02:56,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-21 22:02:56,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-21 22:02:56,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:56,183 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:02:56,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:02:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:02:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:56,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:56,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:02:56,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:56,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:56,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:56,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-21 22:02:56,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-21 22:02:56,238 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 22:02:56,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:02:56,238 INFO L82 PathProgramCache]: Analyzing trace with hash 1586147965, now seen corresponding path program 1 times [2021-08-21 22:02:56,238 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:02:56,239 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110982197] [2021-08-21 22:02:56,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:02:56,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:02:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:02:56,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:02:56,532 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:02:56,532 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110982197] [2021-08-21 22:02:56,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110982197] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:02:56,532 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:02:56,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-21 22:02:56,535 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58493699] [2021-08-21 22:02:56,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-21 22:02:56,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:02:56,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-21 22:02:56,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-08-21 22:02:56,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:56,537 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:02:56,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.5) internal successors, (102), 12 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:02:56,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:56,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:02:56,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:56,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:56,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:56,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-21 22:02:56,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:56,887 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:56,902 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:56,903 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:02:57,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:02:57,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:02:57,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:57,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:57,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:02:57,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-21 22:02:57,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-21 22:02:57,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-21 22:02:57,024 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 22:02:57,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:02:57,024 INFO L82 PathProgramCache]: Analyzing trace with hash 1270398913, now seen corresponding path program 2 times [2021-08-21 22:02:57,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:02:57,025 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385887508] [2021-08-21 22:02:57,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:02:57,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:02:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-21 22:02:57,049 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-21 22:02:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-21 22:02:57,122 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-21 22:02:57,122 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-21 22:02:57,122 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 22:02:57,125 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 22:02:57,125 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-21 22:02:57,125 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-21 22:02:57,125 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-21 22:02:57,125 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION [2021-08-21 22:02:57,125 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 22:02:57,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-21 22:02:57,131 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-21 22:02:57,132 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-21 22:02:57,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 10:02:57 BasicIcfg [2021-08-21 22:02:57,254 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-21 22:02:57,256 INFO L168 Benchmark]: Toolchain (without parser) took 8427.96 ms. Allocated memory was 211.8 MB in the beginning and 983.6 MB in the end (delta: 771.8 MB). Free memory was 175.2 MB in the beginning and 729.6 MB in the end (delta: -554.4 MB). Peak memory consumption was 218.4 MB. Max. memory is 8.0 GB. [2021-08-21 22:02:57,256 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 211.8 MB. Free memory is still 193.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-21 22:02:57,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 398.06 ms. Allocated memory is still 211.8 MB. Free memory was 174.8 MB in the beginning and 181.8 MB in the end (delta: -7.0 MB). Peak memory consumption was 12.3 MB. Max. memory is 8.0 GB. [2021-08-21 22:02:57,256 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.18 ms. Allocated memory is still 211.8 MB. Free memory was 181.5 MB in the beginning and 178.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-21 22:02:57,256 INFO L168 Benchmark]: Boogie Preprocessor took 34.88 ms. Allocated memory is still 211.8 MB. Free memory was 178.7 MB in the beginning and 176.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-21 22:02:57,257 INFO L168 Benchmark]: RCFGBuilder took 1502.95 ms. Allocated memory is still 211.8 MB. Free memory was 176.5 MB in the beginning and 86.8 MB in the end (delta: 89.7 MB). Peak memory consumption was 107.5 MB. Max. memory is 8.0 GB. [2021-08-21 22:02:57,257 INFO L168 Benchmark]: TraceAbstraction took 6433.74 ms. Allocated memory was 211.8 MB in the beginning and 983.6 MB in the end (delta: 771.8 MB). Free memory was 86.3 MB in the beginning and 729.6 MB in the end (delta: -643.3 MB). Peak memory consumption was 127.9 MB. Max. memory is 8.0 GB. [2021-08-21 22:02:57,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 211.8 MB. Free memory is still 193.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 398.06 ms. Allocated memory is still 211.8 MB. Free memory was 174.8 MB in the beginning and 181.8 MB in the end (delta: -7.0 MB). Peak memory consumption was 12.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 52.18 ms. Allocated memory is still 211.8 MB. Free memory was 181.5 MB in the beginning and 178.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 34.88 ms. Allocated memory is still 211.8 MB. Free memory was 178.7 MB in the beginning and 176.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1502.95 ms. Allocated memory is still 211.8 MB. Free memory was 176.5 MB in the beginning and 86.8 MB in the end (delta: 89.7 MB). Peak memory consumption was 107.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6433.74 ms. Allocated memory was 211.8 MB in the beginning and 983.6 MB in the end (delta: 771.8 MB). Free memory was 86.3 MB in the beginning and 729.6 MB in the end (delta: -643.3 MB). Peak memory consumption was 127.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 417096, positive: 410459, positive conditional: 410459, positive unconditional: 0, negative: 6637, negative conditional: 6637, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 416131, positive: 410459, positive conditional: 410459, positive unconditional: 0, negative: 5672, negative conditional: 5672, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 416131, positive: 410459, positive conditional: 410459, positive unconditional: 0, negative: 5672, negative conditional: 5672, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 426969, positive: 410459, positive conditional: 335777, positive unconditional: 74682, negative: 16510, negative conditional: 10838, negative unconditional: 5672, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 426969, positive: 410459, positive conditional: 96373, positive unconditional: 314086, negative: 16510, negative conditional: 2075, negative unconditional: 14435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 426969, positive: 410459, positive conditional: 96373, positive unconditional: 314086, negative: 16510, negative conditional: 2075, negative unconditional: 14435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1212, positive: 1188, positive conditional: 387, positive unconditional: 801, negative: 24, negative conditional: 9, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1212, positive: 1167, positive conditional: 0, positive unconditional: 1167, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 24, negative conditional: 9, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 537, positive: 238, positive conditional: 200, positive unconditional: 38, negative: 298, negative conditional: 176, negative unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 426969, positive: 409271, positive conditional: 95986, positive unconditional: 313285, negative: 16486, negative conditional: 2066, negative unconditional: 14420, unknown: 1212, unknown conditional: 396, unknown unconditional: 816] , Statistics on independence cache: Total cache size (in pairs): 1212, Positive cache size: 1188, Positive conditional cache size: 387, Positive unconditional cache size: 801, Negative cache size: 24, Negative conditional cache size: 9, Negative unconditional cache size: 15, Eliminated conditions: 248167, Maximal queried relation: 4, Independence queries for same thread: 965 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L714] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0] [L716] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0] [L717] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0] [L718] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L720] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L722] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L724] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L725] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L726] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L727] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L728] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L729] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L730] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L731] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0] [L732] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0] [L733] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L734] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L735] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L736] 0 _Bool z$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L737] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0] [L738] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L739] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L740] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L741] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L742] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L743] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L744] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L836] 0 pthread_t t1461; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L837] FCALL, FORK 0 pthread_create(&t1461, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L838] 0 pthread_t t1462; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L839] FCALL, FORK 0 pthread_create(&t1462, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L840] 0 pthread_t t1463; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L841] FCALL, FORK 0 pthread_create(&t1463, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L842] 0 pthread_t t1464; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L843] FCALL, FORK 0 pthread_create(&t1464, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L798] 4 z$w_buff1 = z$w_buff0 [L799] 4 z$w_buff0 = 2 [L800] 4 z$w_buff1_used = z$w_buff0_used [L801] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L803] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L804] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L805] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L806] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L807] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L808] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L811] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L748] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L751] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L756] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L758] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L763] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L766] 2 __unbuffered_p1_EAX = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L771] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L773] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L778] 3 y = 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L781] 3 z = 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L814] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L814] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L815] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L815] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L816] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L816] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L817] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L817] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L818] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L818] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L821] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L823] 4 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L784] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L784] EXPR 3 z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z [L784] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L784] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L785] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L785] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L786] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L786] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L787] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L787] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L788] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L788] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L791] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L845] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L849] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L849] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L849] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L849] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L850] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L850] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L851] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L851] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L852] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L852] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L853] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L853] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L856] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L857] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L858] 0 z$flush_delayed = weak$$choice2 [L859] 0 z$mem_tmp = z [L860] EXPR 0 !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L860] 0 z = !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L861] EXPR 0 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L861] 0 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L862] EXPR 0 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L862] 0 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L863] EXPR 0 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L863] 0 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L864] EXPR 0 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L864] 0 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L865] EXPR 0 weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L865] 0 z$r_buff0_thd0 = weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L866] EXPR 0 weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L866] 0 z$r_buff1_thd0 = weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L867] 0 main$tmp_guard1 = !(x == 2 && z == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p3_EAX == 0) [L868] EXPR 0 z$flush_delayed ? z$mem_tmp : z [L868] 0 z = z$flush_delayed ? z$mem_tmp : z [L869] 0 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 843]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 839]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 841]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 159 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 6168.6ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.3ms, PartialOrderReductionTime: 4469.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 50, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 36.5ms SsaConstructionTime, 367.3ms SatisfiabilityAnalysisTime, 970.6ms InterpolantComputationTime, 709 NumberOfCodeBlocks, 709 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 600 ConstructedInterpolants, 0 QuantifiedInterpolants, 2083 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-08-21 22:02:57,285 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-08-21 22:02:57,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...