/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-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi001_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-11 02:35:52,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-11 02:35:52,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-11 02:35:52,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-11 02:35:52,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-11 02:35:52,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-11 02:35:52,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-11 02:35:52,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-11 02:35:52,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-11 02:35:52,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-11 02:35:52,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-11 02:35:52,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-11 02:35:52,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-11 02:35:52,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-11 02:35:52,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-11 02:35:52,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-11 02:35:52,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-11 02:35:52,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-11 02:35:52,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-11 02:35:52,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-11 02:35:52,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-11 02:35:52,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-11 02:35:52,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-11 02:35:52,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-11 02:35:52,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-11 02:35:52,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-11 02:35:52,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-11 02:35:52,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-11 02:35:52,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-11 02:35:52,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-11 02:35:52,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-11 02:35:52,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-11 02:35:52,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-11 02:35:52,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-11 02:35:52,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-11 02:35:52,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-11 02:35:52,824 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-11 02:35:52,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-11 02:35:52,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-11 02:35:52,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-11 02:35:52,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-11 02:35:52,828 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-NewStatesSleepPersistent-NoLbe.epf [2022-02-11 02:35:52,851 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-11 02:35:52,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-11 02:35:52,852 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-11 02:35:52,852 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-11 02:35:52,853 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-11 02:35:52,853 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-11 02:35:52,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-11 02:35:52,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-11 02:35:52,854 INFO L138 SettingsManager]: * Use SBE=true [2022-02-11 02:35:52,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-11 02:35:52,855 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-11 02:35:52,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-11 02:35:52,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-11 02:35:52,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-11 02:35:52,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-11 02:35:52,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-11 02:35:52,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-11 02:35:52,856 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-11 02:35:52,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-11 02:35:52,857 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-11 02:35:52,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-11 02:35:52,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-11 02:35:52,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-11 02:35:52,857 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-11 02:35:52,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-11 02:35:52,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 02:35:52,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-11 02:35:52,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-11 02:35:52,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-11 02:35:52,859 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-11 02:35:52,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-11 02:35:52,860 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-11 02:35:52,860 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-11 02:35:52,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-11 02:35:52,860 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-11 02:35:52,860 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2022-02-11 02:35:52,861 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-11 02:35:53,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-11 02:35:53,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-11 02:35:53,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-11 02:35:53,098 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-11 02:35:53,099 INFO L275 PluginConnector]: CDTParser initialized [2022-02-11 02:35:53,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi001_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2022-02-11 02:35:53,169 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f2da076/451e1c7b2b3d404eb8b832e603b40fcd/FLAGd49859479 [2022-02-11 02:35:53,682 INFO L306 CDTParser]: Found 1 translation units. [2022-02-11 02:35:53,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi001_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2022-02-11 02:35:53,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f2da076/451e1c7b2b3d404eb8b832e603b40fcd/FLAGd49859479 [2022-02-11 02:35:53,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f2da076/451e1c7b2b3d404eb8b832e603b40fcd [2022-02-11 02:35:53,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-11 02:35:53,990 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-11 02:35:53,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-11 02:35:53,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-11 02:35:53,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-11 02:35:53,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 02:35:53" (1/1) ... [2022-02-11 02:35:53,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@637d9e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:35:53, skipping insertion in model container [2022-02-11 02:35:53,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 02:35:53" (1/1) ... [2022-02-11 02:35:54,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-11 02:35:54,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-11 02:35:54,286 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi001_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2022-02-11 02:35:54,513 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 02:35:54,522 INFO L203 MainTranslator]: Completed pre-run [2022-02-11 02:35:54,533 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi001_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2022-02-11 02:35:54,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 02:35:54,631 INFO L208 MainTranslator]: Completed translation [2022-02-11 02:35:54,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:35:54 WrapperNode [2022-02-11 02:35:54,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-11 02:35:54,632 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-11 02:35:54,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-11 02:35:54,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-11 02:35:54,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:35:54" (1/1) ... [2022-02-11 02:35:54,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:35:54" (1/1) ... [2022-02-11 02:35:54,710 INFO L137 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 267 [2022-02-11 02:35:54,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-11 02:35:54,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-11 02:35:54,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-11 02:35:54,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-11 02:35:54,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:35:54" (1/1) ... [2022-02-11 02:35:54,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:35:54" (1/1) ... [2022-02-11 02:35:54,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:35:54" (1/1) ... [2022-02-11 02:35:54,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:35:54" (1/1) ... [2022-02-11 02:35:54,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:35:54" (1/1) ... [2022-02-11 02:35:54,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:35:54" (1/1) ... [2022-02-11 02:35:54,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:35:54" (1/1) ... [2022-02-11 02:35:54,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-11 02:35:54,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-11 02:35:54,772 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-11 02:35:54,772 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-11 02:35:54,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:35:54" (1/1) ... [2022-02-11 02:35:54,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 02:35:54,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:35:54,809 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) [2022-02-11 02:35:54,827 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 [2022-02-11 02:35:54,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-11 02:35:54,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-11 02:35:54,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-11 02:35:54,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-11 02:35:54,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-11 02:35:54,843 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-11 02:35:54,844 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-11 02:35:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-11 02:35:54,844 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-11 02:35:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-11 02:35:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-11 02:35:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-11 02:35:54,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-11 02:35:54,846 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-11 02:35:55,004 INFO L234 CfgBuilder]: Building ICFG [2022-02-11 02:35:55,005 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-11 02:35:55,495 INFO L275 CfgBuilder]: Performing block encoding [2022-02-11 02:35:55,794 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-11 02:35:55,795 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-11 02:35:55,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 02:35:55 BoogieIcfgContainer [2022-02-11 02:35:55,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-11 02:35:55,798 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-11 02:35:55,798 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-11 02:35:55,802 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-11 02:35:55,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.02 02:35:53" (1/3) ... [2022-02-11 02:35:55,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e1d2da8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 02:35:55, skipping insertion in model container [2022-02-11 02:35:55,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:35:54" (2/3) ... [2022-02-11 02:35:55,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e1d2da8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 02:35:55, skipping insertion in model container [2022-02-11 02:35:55,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 02:35:55" (3/3) ... [2022-02-11 02:35:55,804 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi001_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2022-02-11 02:35:55,809 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-11 02:35:55,809 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-11 02:35:55,810 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-11 02:35:55,810 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-11 02:35:55,845 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,845 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,845 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,845 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,846 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,846 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,846 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,846 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,846 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,846 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,846 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,847 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,847 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,847 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,847 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,848 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,848 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,848 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,848 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,849 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,849 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,849 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,850 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,850 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,850 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,851 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,851 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,851 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,852 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,852 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,852 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,852 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,852 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,852 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,852 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,852 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,853 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,853 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,853 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,853 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,853 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,853 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,854 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,854 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,854 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,854 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,854 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,854 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,854 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,855 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,855 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,855 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,855 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,856 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,856 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,856 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,856 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,857 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,857 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,857 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,860 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,860 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,860 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,861 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,861 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,861 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,861 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,861 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,861 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,861 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,862 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,862 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,862 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,862 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,863 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,863 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,863 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,863 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,863 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,863 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,863 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,863 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:55,864 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-11 02:35:55,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 02:35:55,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:35:55,923 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) [2022-02-11 02:35:55,947 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 [2022-02-11 02:35:55,959 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 02:35:55,964 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, mAutomataTypeConcurrency=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 [2022-02-11 02:35:55,965 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-11 02:35:56,081 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,092 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,107 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,107 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,107 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,108 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,108 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,108 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,108 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,109 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,109 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,109 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,109 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,109 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,110 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,110 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,137 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,137 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,137 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,138 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,138 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,138 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,138 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,138 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,138 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,139 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,139 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,139 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,139 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,139 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,166 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 02:35:56,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:35:56,171 INFO L85 PathProgramCache]: Analyzing trace with hash -614157007, now seen corresponding path program 1 times [2022-02-11 02:35:56,178 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:35:56,178 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980922838] [2022-02-11 02:35:56,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:35:56,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:35:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:35:56,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:35:56,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:35:56,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980922838] [2022-02-11 02:35:56,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980922838] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:35:56,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:35:56,361 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 02:35:56,362 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862568906] [2022-02-11 02:35:56,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:35:56,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 02:35:56,368 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:35:56,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 02:35:56,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 02:35:56,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:56,389 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:35:56,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 02:35:56,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:56,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-11 02:35:56,416 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 02:35:56,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:35:56,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1123567931, now seen corresponding path program 1 times [2022-02-11 02:35:56,417 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:35:56,417 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106501762] [2022-02-11 02:35:56,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:35:56,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:35:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:35:56,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:35:56,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:35:56,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106501762] [2022-02-11 02:35:56,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106501762] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:35:56,771 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:35:56,771 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-11 02:35:56,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136712353] [2022-02-11 02:35:56,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:35:56,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-11 02:35:56,773 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:35:56,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-11 02:35:56,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-11 02:35:56,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:56,775 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:35:56,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 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) [2022-02-11 02:35:56,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:56,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:56,873 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,873 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,873 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,874 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,874 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,874 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,874 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,874 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,875 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,875 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,875 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,875 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,876 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,876 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,894 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,902 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,903 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,903 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,903 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,903 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,904 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,904 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,904 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,904 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,904 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,905 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,905 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,905 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,905 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,928 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,930 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,930 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,930 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,930 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,931 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,931 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,931 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,931 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,932 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,932 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,932 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,932 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,932 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,932 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,972 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,973 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,973 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,973 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,973 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,973 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,974 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,974 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,974 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,974 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,975 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,975 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,975 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,975 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:56,978 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,000 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,019 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,021 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,021 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,021 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,021 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,022 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,022 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,022 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,022 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,022 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,022 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,023 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,023 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,023 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,023 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,096 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,097 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,097 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,097 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,098 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,098 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,098 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,098 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,098 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,099 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,099 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,099 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,099 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,099 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,133 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,133 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,133 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,134 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,134 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,134 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,134 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,134 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,135 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,135 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,135 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,135 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,180 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,181 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,181 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,181 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,181 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,182 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,182 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,182 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,182 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,182 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,217 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,218 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,218 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,218 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,219 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,219 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,219 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,219 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,254 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,254 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,255 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,255 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,255 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,255 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,255 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,286 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,287 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,287 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,287 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,288 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,312 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,312 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,313 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,313 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,337 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,337 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,364 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,365 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:57,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:35:57,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-11 02:35:57,407 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 02:35:57,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:35:57,408 INFO L85 PathProgramCache]: Analyzing trace with hash -141219722, now seen corresponding path program 1 times [2022-02-11 02:35:57,408 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:35:57,408 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118841499] [2022-02-11 02:35:57,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:35:57,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:35:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:35:57,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:35:57,845 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:35:57,845 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118841499] [2022-02-11 02:35:57,845 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118841499] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:35:57,845 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:35:57,845 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-11 02:35:57,845 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451431715] [2022-02-11 02:35:57,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:35:57,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-02-11 02:35:57,846 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:35:57,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-02-11 02:35:57,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-02-11 02:35:57,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:57,847 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:35:57,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 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) [2022-02-11 02:35:57,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:57,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:35:57,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:57,904 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,933 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:57,934 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,009 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,035 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,065 WARN L322 ript$VariableManager]: TermVariable v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,103 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,151 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,204 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:58,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:35:58,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:35:58,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-11 02:35:58,251 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 02:35:58,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:35:58,252 INFO L85 PathProgramCache]: Analyzing trace with hash 24474357, now seen corresponding path program 1 times [2022-02-11 02:35:58,252 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:35:58,252 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849373760] [2022-02-11 02:35:58,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:35:58,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:35:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:35:58,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:35:58,541 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:35:58,541 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849373760] [2022-02-11 02:35:58,542 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849373760] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:35:58,545 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:35:58,545 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-11 02:35:58,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767088864] [2022-02-11 02:35:58,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:35:58,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-02-11 02:35:58,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:35:58,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-02-11 02:35:58,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-02-11 02:35:58,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:58,549 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:35:58,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 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) [2022-02-11 02:35:58,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:58,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:35:58,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:35:58,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:58,651 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,842 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,934 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,943 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,950 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,958 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,959 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,990 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:58,992 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:59,023 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:59,024 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:59,044 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:59,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:59,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:35:59,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:35:59,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-11 02:35:59,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-11 02:35:59,260 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 02:35:59,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:35:59,260 INFO L85 PathProgramCache]: Analyzing trace with hash 2104245559, now seen corresponding path program 1 times [2022-02-11 02:35:59,260 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:35:59,261 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949892659] [2022-02-11 02:35:59,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:35:59,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:35:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:35:59,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:35:59,481 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:35:59,481 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949892659] [2022-02-11 02:35:59,481 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949892659] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:35:59,481 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:35:59,481 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-11 02:35:59,481 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951071665] [2022-02-11 02:35:59,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:35:59,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-11 02:35:59,482 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:35:59,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-11 02:35:59,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-02-11 02:35:59,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:59,483 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:35:59,483 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 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) [2022-02-11 02:35:59,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:59,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:35:59,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:35:59,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-11 02:35:59,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:35:59,665 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:59,678 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:59,684 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:59,705 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:59,823 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:59,946 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:59,987 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:35:59,988 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,007 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:36:00,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:36:00,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:36:00,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-11 02:36:00,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:36:00,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-11 02:36:00,036 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 02:36:00,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:36:00,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1364539601, now seen corresponding path program 1 times [2022-02-11 02:36:00,037 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:36:00,037 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007529667] [2022-02-11 02:36:00,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:36:00,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:36:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:36:00,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:36:00,249 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:36:00,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007529667] [2022-02-11 02:36:00,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007529667] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:36:00,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:36:00,250 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-11 02:36:00,250 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367482634] [2022-02-11 02:36:00,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:36:00,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-11 02:36:00,251 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:36:00,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-11 02:36:00,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-02-11 02:36:00,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:36:00,252 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:36:00,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 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) [2022-02-11 02:36:00,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:36:00,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:36:00,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:36:00,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-11 02:36:00,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:36:00,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:36:00,376 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,418 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,471 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,472 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,493 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,543 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,544 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,594 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,596 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,671 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,672 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:36:00,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:36:00,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:36:00,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-11 02:36:00,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:36:00,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-11 02:36:00,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-11 02:36:00,697 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 02:36:00,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:36:00,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1257574009, now seen corresponding path program 2 times [2022-02-11 02:36:00,697 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:36:00,697 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587698232] [2022-02-11 02:36:00,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:36:00,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:36:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:36:00,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:36:00,817 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:36:00,817 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587698232] [2022-02-11 02:36:00,821 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587698232] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:36:00,821 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:36:00,822 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-11 02:36:00,822 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12862925] [2022-02-11 02:36:00,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:36:00,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-11 02:36:00,822 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:36:00,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-11 02:36:00,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-11 02:36:00,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:36:00,823 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:36:00,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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) [2022-02-11 02:36:00,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:36:00,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:36:00,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:36:00,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-11 02:36:00,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:36:00,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-11 02:36:00,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:36:00,865 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,870 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,871 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,895 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,912 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:00,913 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:01,016 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:01,027 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:01,033 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:36:01,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:36:01,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:36:01,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:36:01,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-11 02:36:01,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:36:01,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-11 02:36:01,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:36:01,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-11 02:36:01,051 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 02:36:01,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:36:01,086 INFO L85 PathProgramCache]: Analyzing trace with hash 146855055, now seen corresponding path program 1 times [2022-02-11 02:36:01,086 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:36:01,086 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201763296] [2022-02-11 02:36:01,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:36:01,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:36:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:36:01,128 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-11 02:36:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:36:01,192 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-11 02:36:01,192 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-11 02:36:01,193 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-02-11 02:36:01,195 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2022-02-11 02:36:01,195 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2022-02-11 02:36:01,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-11 02:36:01,202 INFO L733 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1] [2022-02-11 02:36:01,203 INFO L313 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2022-02-11 02:36:01,206 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-11 02:36:01,206 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-11 02:36:01,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.02 02:36:01 BasicIcfg [2022-02-11 02:36:01,298 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-11 02:36:01,299 INFO L158 Benchmark]: Toolchain (without parser) took 7309.01ms. Allocated memory was 185.6MB in the beginning and 328.2MB in the end (delta: 142.6MB). Free memory was 127.0MB in the beginning and 240.7MB in the end (delta: -113.7MB). Peak memory consumption was 30.5MB. Max. memory is 8.0GB. [2022-02-11 02:36:01,299 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 185.6MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-11 02:36:01,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 639.49ms. Allocated memory was 185.6MB in the beginning and 253.8MB in the end (delta: 68.2MB). Free memory was 126.8MB in the beginning and 211.4MB in the end (delta: -84.7MB). Peak memory consumption was 7.8MB. Max. memory is 8.0GB. [2022-02-11 02:36:01,299 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.12ms. Allocated memory is still 253.8MB. Free memory was 211.4MB in the beginning and 208.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-11 02:36:01,300 INFO L158 Benchmark]: Boogie Preprocessor took 59.87ms. Allocated memory is still 253.8MB. Free memory was 208.8MB in the beginning and 206.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-11 02:36:01,300 INFO L158 Benchmark]: RCFGBuilder took 1025.47ms. Allocated memory is still 253.8MB. Free memory was 206.7MB in the beginning and 136.4MB in the end (delta: 70.3MB). Peak memory consumption was 70.3MB. Max. memory is 8.0GB. [2022-02-11 02:36:01,300 INFO L158 Benchmark]: TraceAbstraction took 5499.82ms. Allocated memory was 253.8MB in the beginning and 328.2MB in the end (delta: 74.4MB). Free memory was 135.9MB in the beginning and 240.7MB in the end (delta: -104.8MB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-11 02:36:01,304 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 185.6MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 639.49ms. Allocated memory was 185.6MB in the beginning and 253.8MB in the end (delta: 68.2MB). Free memory was 126.8MB in the beginning and 211.4MB in the end (delta: -84.7MB). Peak memory consumption was 7.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 78.12ms. Allocated memory is still 253.8MB. Free memory was 211.4MB in the beginning and 208.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 59.87ms. Allocated memory is still 253.8MB. Free memory was 208.8MB in the beginning and 206.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1025.47ms. Allocated memory is still 253.8MB. Free memory was 206.7MB in the beginning and 136.4MB in the end (delta: 70.3MB). Peak memory consumption was 70.3MB. Max. memory is 8.0GB. * TraceAbstraction took 5499.82ms. Allocated memory was 253.8MB in the beginning and 328.2MB in the end (delta: 74.4MB). Free memory was 135.9MB in the beginning and 240.7MB in the end (delta: -104.8MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2020, positive: 1930, positive conditional: 1000, positive unconditional: 930, negative: 90, negative conditional: 59, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1997, positive: 1930, positive conditional: 1000, positive unconditional: 930, negative: 67, negative conditional: 36, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1997, positive: 1930, positive conditional: 1000, positive unconditional: 930, negative: 67, negative conditional: 36, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2128, positive: 1930, positive conditional: 847, positive unconditional: 1083, negative: 198, negative conditional: 131, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2128, positive: 1930, positive conditional: 328, positive unconditional: 1602, negative: 198, negative conditional: 79, negative unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2128, positive: 1930, positive conditional: 328, positive unconditional: 1602, negative: 198, negative conditional: 79, negative unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1024, positive: 952, positive conditional: 22, positive unconditional: 930, negative: 72, negative conditional: 39, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1024, positive: 927, positive conditional: 0, positive unconditional: 927, negative: 97, negative conditional: 0, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 97, positive: 25, positive conditional: 22, positive unconditional: 3, negative: 72, negative conditional: 39, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1994, positive: 540, positive conditional: 500, positive unconditional: 40, negative: 1453, negative conditional: 885, negative unconditional: 568, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2128, positive: 978, positive conditional: 306, positive unconditional: 672, negative: 126, negative conditional: 40, negative unconditional: 86, unknown: 1024, unknown conditional: 61, unknown unconditional: 963] , Statistics on independence cache: Total cache size (in pairs): 1024, Positive cache size: 952, Positive conditional cache size: 22, Positive unconditional cache size: 930, Negative cache size: 72, Negative conditional cache size: 39, Negative unconditional cache size: 33, Eliminated conditions: 571, Maximal queried relation: 5, Independence queries for same thread: 23 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.6s, Number of persistent set computation: 201, Number of trivial persistent sets: 89, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 961, positive: 930, positive conditional: 0, positive unconditional: 930, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2020, positive: 1930, positive conditional: 1000, positive unconditional: 930, negative: 90, negative conditional: 59, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1997, positive: 1930, positive conditional: 1000, positive unconditional: 930, negative: 67, negative conditional: 36, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1997, positive: 1930, positive conditional: 1000, positive unconditional: 930, negative: 67, negative conditional: 36, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2128, positive: 1930, positive conditional: 847, positive unconditional: 1083, negative: 198, negative conditional: 131, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2128, positive: 1930, positive conditional: 328, positive unconditional: 1602, negative: 198, negative conditional: 79, negative unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2128, positive: 1930, positive conditional: 328, positive unconditional: 1602, negative: 198, negative conditional: 79, negative unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1024, positive: 952, positive conditional: 22, positive unconditional: 930, negative: 72, negative conditional: 39, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1024, positive: 927, positive conditional: 0, positive unconditional: 927, negative: 97, negative conditional: 0, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 97, positive: 25, positive conditional: 22, positive unconditional: 3, negative: 72, negative conditional: 39, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1994, positive: 540, positive conditional: 500, positive unconditional: 40, negative: 1453, negative conditional: 885, negative unconditional: 568, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2128, positive: 978, positive conditional: 306, positive unconditional: 672, negative: 126, negative conditional: 40, negative unconditional: 86, unknown: 1024, unknown conditional: 61, unknown unconditional: 963] , Statistics on independence cache: Total cache size (in pairs): 1024, Positive cache size: 952, Positive conditional cache size: 22, Positive unconditional cache size: 930, Negative cache size: 72, Negative conditional cache size: 39, Negative unconditional cache size: 33, Eliminated conditions: 571, Maximal queried relation: 5, Independence queries for same thread: 23 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s 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: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L712] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L713] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L714] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L716] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L718] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L719] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L720] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L721] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L722] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L723] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L724] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L725] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L726] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L727] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L728] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L729] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L730] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L731] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L732] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L734] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L735] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L736] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L802] 0 pthread_t t1603; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1603={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L803] FCALL, FORK 0 pthread_create(&t1603, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1603, ((void *)0), P0, ((void *)0))=-1, t1603={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L804] 0 pthread_t t1604; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1603={5:0}, t1604={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L805] FCALL, FORK 0 pthread_create(&t1604, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1604, ((void *)0), P1, ((void *)0))=0, t1603={5:0}, t1604={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L760] 2 y$w_buff1 = y$w_buff0 [L761] 2 y$w_buff0 = 2 [L762] 2 y$w_buff1_used = y$w_buff0_used [L763] 2 y$w_buff0_used = (_Bool)1 [L764] CALL 2 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 2 !(!expression) [L764] RET 2 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L765] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L766] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L767] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L768] 2 y$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L771] 2 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L774] 2 __unbuffered_p1_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L777] 2 __unbuffered_p1_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L740] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L743] 1 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L746] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L746] EXPR 1 y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y [L746] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L746] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L747] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L747] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L748] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L748] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L749] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L749] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L750] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L750] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L753] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L780] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L780] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L781] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L781] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L782] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L782] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L783] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L783] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L784] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L784] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L787] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L807] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1603={5:0}, t1604={3:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L809] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L809] RET 0 assume_abort_if_not(main$tmp_guard0) [L811] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L811] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L811] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L811] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L812] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L812] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L813] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L813] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L814] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L814] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L815] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L815] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L818] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L819] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L820] 0 y$flush_delayed = weak$$choice2 [L821] 0 y$mem_tmp = y [L822] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L822] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L823] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L823] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L824] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L824] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L825] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L825] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L826] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L826] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L827] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L827] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L828] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L828] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L829] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) [L830] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L830] 0 y = y$flush_delayed ? y$mem_tmp : y [L831] 0 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1603={5:0}, t1604={3:0}, weak$$choice0=53, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L833] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=53, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=53, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - UnprovableResult [Line: 805]: 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: 803]: 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 for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 118 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 5.3s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 3.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 575 NumberOfCodeBlocks, 575 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 491 ConstructedInterpolants, 0 QuantifiedInterpolants, 2349 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! [2022-02-11 02:36:01,350 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-11 02:36:01,548 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...