/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix045_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012 [2021-08-07 05:03:32,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-07 05:03:32,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-07 05:03:32,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-07 05:03:32,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-07 05:03:32,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-07 05:03:32,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-07 05:03:32,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-07 05:03:32,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-07 05:03:32,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-07 05:03:32,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-07 05:03:32,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-07 05:03:32,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-07 05:03:32,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-07 05:03:32,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-07 05:03:32,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-07 05:03:32,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-07 05:03:32,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-07 05:03:32,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-07 05:03:32,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-07 05:03:32,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-07 05:03:32,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-07 05:03:32,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-07 05:03:32,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-07 05:03:32,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-07 05:03:32,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-07 05:03:32,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-07 05:03:32,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-07 05:03:32,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-07 05:03:32,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-07 05:03:32,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-07 05:03:32,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-07 05:03:32,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-07 05:03:32,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-07 05:03:32,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-07 05:03:32,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-07 05:03:32,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-07 05:03:32,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-07 05:03:32,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-07 05:03:32,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-07 05:03:32,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-07 05:03:32,786 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random42.epf [2021-08-07 05:03:32,816 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-07 05:03:32,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-07 05:03:32,817 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-07 05:03:32,817 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-07 05:03:32,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-07 05:03:32,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-07 05:03:32,820 INFO L138 SettingsManager]: * Use SBE=true [2021-08-07 05:03:32,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-07 05:03:32,820 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-07 05:03:32,820 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-07 05:03:32,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-07 05:03:32,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-07 05:03:32,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-07 05:03:32,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-07 05:03:32,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-07 05:03:32,822 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-07 05:03:32,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-07 05:03:32,822 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-07 05:03:32,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-07 05:03:32,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-07 05:03:32,823 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-07 05:03:32,823 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-07 05:03:32,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-07 05:03:32,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 05:03:32,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-07 05:03:32,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-07 05:03:32,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-07 05:03:32,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-07 05:03:32,824 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-07 05:03:32,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-07 05:03:32,824 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-07 05:03:32,824 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-07 05:03:32,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-07 05:03:32,824 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-07 05:03:32,825 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-07 05:03:32,825 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-07 05:03:33,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-07 05:03:33,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-07 05:03:33,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-07 05:03:33,170 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-07 05:03:33,171 INFO L275 PluginConnector]: CDTParser initialized [2021-08-07 05:03:33,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix045_tso.oepc.i [2021-08-07 05:03:33,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95f2adf86/768c81cf8e9545339cfc9ca533f8456b/FLAGe50317e79 [2021-08-07 05:03:33,730 INFO L306 CDTParser]: Found 1 translation units. [2021-08-07 05:03:33,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix045_tso.oepc.i [2021-08-07 05:03:33,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95f2adf86/768c81cf8e9545339cfc9ca533f8456b/FLAGe50317e79 [2021-08-07 05:03:34,218 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95f2adf86/768c81cf8e9545339cfc9ca533f8456b [2021-08-07 05:03:34,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-07 05:03:34,221 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-07 05:03:34,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-07 05:03:34,224 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-07 05:03:34,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-07 05:03:34,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 05:03:34" (1/1) ... [2021-08-07 05:03:34,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bb61166 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 05:03:34, skipping insertion in model container [2021-08-07 05:03:34,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 05:03:34" (1/1) ... [2021-08-07 05:03:34,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-07 05:03:34,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-07 05:03:34,431 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix045_tso.oepc.i[949,962] [2021-08-07 05:03:34,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-07 05:03:34,582 INFO L203 MainTranslator]: Completed pre-run [2021-08-07 05:03:34,591 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix045_tso.oepc.i[949,962] [2021-08-07 05:03:34,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-07 05:03:34,676 INFO L208 MainTranslator]: Completed translation [2021-08-07 05:03:34,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 05:03:34 WrapperNode [2021-08-07 05:03:34,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-07 05:03:34,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-07 05:03:34,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-07 05:03:34,677 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-07 05:03:34,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 05:03:34" (1/1) ... [2021-08-07 05:03:34,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 05:03:34" (1/1) ... [2021-08-07 05:03:34,758 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-07 05:03:34,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-07 05:03:34,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-07 05:03:34,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-07 05:03:34,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 05:03:34" (1/1) ... [2021-08-07 05:03:34,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 05:03:34" (1/1) ... [2021-08-07 05:03:34,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 05:03:34" (1/1) ... [2021-08-07 05:03:34,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 05:03:34" (1/1) ... [2021-08-07 05:03:34,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 05:03:34" (1/1) ... [2021-08-07 05:03:34,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 05:03:34" (1/1) ... [2021-08-07 05:03:34,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 05:03:34" (1/1) ... [2021-08-07 05:03:34,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-07 05:03:34,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-07 05:03:34,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-07 05:03:34,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-07 05:03:34,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 05:03:34" (1/1) ... [2021-08-07 05:03:34,792 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 05:03:34,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 05:03:34,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-07 05:03:34,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-07 05:03:34,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-07 05:03:34,880 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-07 05:03:34,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-07 05:03:34,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-07 05:03:34,880 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-07 05:03:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-07 05:03:34,880 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-07 05:03:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-07 05:03:34,881 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-07 05:03:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-07 05:03:34,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-07 05:03:34,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-07 05:03:34,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-07 05:03:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-07 05:03:34,885 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-07 05:03:36,485 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-07 05:03:36,486 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-07 05:03:36,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 05:03:36 BoogieIcfgContainer [2021-08-07 05:03:36,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-07 05:03:36,490 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-07 05:03:36,490 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-07 05:03:36,492 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-07 05:03:36,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.08 05:03:34" (1/3) ... [2021-08-07 05:03:36,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f0b9ec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 05:03:36, skipping insertion in model container [2021-08-07 05:03:36,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 05:03:34" (2/3) ... [2021-08-07 05:03:36,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f0b9ec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 05:03:36, skipping insertion in model container [2021-08-07 05:03:36,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 05:03:36" (3/3) ... [2021-08-07 05:03:36,495 INFO L111 eAbstractionObserver]: Analyzing ICFG mix045_tso.oepc.i [2021-08-07 05:03:36,500 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-07 05:03:36,500 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-07 05:03:36,500 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-07 05:03:36,500 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-07 05:03:36,560 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,560 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,560 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,560 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,561 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,561 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,561 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,561 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,561 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,562 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,562 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,562 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,562 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,563 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,563 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,563 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,564 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,564 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,564 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,564 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,564 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,565 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,565 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,565 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,565 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,565 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,565 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,565 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,566 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,566 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,566 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,566 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,567 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,567 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,567 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,567 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,567 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,567 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,567 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,567 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,568 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,568 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,568 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,568 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,568 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,568 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,569 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,569 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,569 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,569 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,569 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,569 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,569 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,570 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,570 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,570 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,570 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,570 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,570 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,571 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,571 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,571 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,571 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,571 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,572 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,572 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,574 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,575 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,575 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,575 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,575 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,575 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,578 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,578 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,578 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,578 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,578 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,579 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,579 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,579 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,579 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,579 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,579 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,580 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,581 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,582 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:36,583 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-07 05:03:36,621 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 05:03:36,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 05:03:36,629 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 05:03:36,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-07 05:03:36,653 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2021-08-07 05:03:36,658 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-07 05:03:36,659 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-07 05:03:36,696 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 05:03:36,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 05:03:36,700 INFO L82 PathProgramCache]: Analyzing trace with hash -682716037, now seen corresponding path program 1 times [2021-08-07 05:03:36,707 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 05:03:36,708 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557998019] [2021-08-07 05:03:36,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 05:03:36,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 05:03:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 05:03:37,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 05:03:37,044 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 05:03:37,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557998019] [2021-08-07 05:03:37,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557998019] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 05:03:37,045 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 05:03:37,045 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-07 05:03:37,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969415005] [2021-08-07 05:03:37,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-07 05:03:37,051 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 05:03:37,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-07 05:03:37,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-07 05:03:37,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:37,065 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 05:03:37,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.0) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 05:03:37,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:37,119 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,158 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,158 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,158 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,159 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,159 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,159 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,159 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,159 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,159 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,160 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,160 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,160 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,160 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,160 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,277 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,286 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,287 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,304 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,304 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,304 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,304 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,305 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,305 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,305 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,305 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,305 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,305 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,307 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,310 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,337 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,337 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,337 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,338 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,338 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,338 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,338 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,338 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,338 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,339 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,339 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,339 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,339 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,341 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,370 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,382 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,389 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,396 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,396 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,396 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,396 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,396 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,398 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,416 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,416 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,416 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,417 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,417 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,417 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,417 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,417 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,418 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,418 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,418 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,418 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,418 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,418 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,443 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,443 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,446 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,452 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,471 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,471 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,471 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,472 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,472 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,472 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,481 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,481 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,482 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,482 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,482 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,482 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,482 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,643 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,646 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,663 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,664 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,664 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,664 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,664 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,664 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,665 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,665 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,665 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,665 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:37,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:37,831 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 05:03:37,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-07 05:03:37,847 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE (1/2) [2021-08-07 05:03:37,851 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 05:03:37,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 05:03:37,852 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 05:03:37,853 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-08-07 05:03:37,855 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-07 05:03:37,856 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-07 05:03:37,856 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-08-07 05:03:37,863 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 05:03:37,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 05:03:37,863 INFO L82 PathProgramCache]: Analyzing trace with hash -673893508, now seen corresponding path program 1 times [2021-08-07 05:03:37,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 05:03:37,864 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912151304] [2021-08-07 05:03:37,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 05:03:37,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 05:03:37,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 05:03:38,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 05:03:38,159 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 05:03:38,160 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912151304] [2021-08-07 05:03:38,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912151304] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 05:03:38,163 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 05:03:38,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-07 05:03:38,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628726129] [2021-08-07 05:03:38,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-07 05:03:38,164 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 05:03:38,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-07 05:03:38,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-07 05:03:38,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:38,165 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 05:03:38,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 05:03:38,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:38,203 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,221 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,230 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,286 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,286 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,286 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,286 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,287 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,287 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,287 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,287 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,287 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,287 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,287 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,288 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,288 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,288 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,311 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,312 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,312 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,312 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,312 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,312 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,313 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,313 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,313 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,313 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,313 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,313 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,313 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,314 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,346 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,347 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,347 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,347 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,347 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,347 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,348 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,348 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,348 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,348 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,348 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,348 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,348 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,349 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:38,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-07 05:03:38,370 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 05:03:38,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 05:03:38,372 INFO L82 PathProgramCache]: Analyzing trace with hash 1663326643, now seen corresponding path program 1 times [2021-08-07 05:03:38,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 05:03:38,372 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816180741] [2021-08-07 05:03:38,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 05:03:38,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 05:03:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 05:03:38,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 05:03:38,588 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 05:03:38,588 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816180741] [2021-08-07 05:03:38,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816180741] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 05:03:38,588 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 05:03:38,588 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-07 05:03:38,588 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667552253] [2021-08-07 05:03:38,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-07 05:03:38,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 05:03:38,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-07 05:03:38,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-07 05:03:38,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:38,590 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 05:03:38,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 6 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 05:03:38,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:38,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:38,601 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,627 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,627 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,627 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,627 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,627 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,627 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,627 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,659 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,659 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,659 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,659 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,659 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,660 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,660 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,660 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,660 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,660 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,660 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,660 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,660 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,661 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,747 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,747 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,747 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,748 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,748 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,748 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,748 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,748 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,748 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,749 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,749 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,749 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,749 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,749 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,770 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,771 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,771 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,771 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,771 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,771 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,771 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,771 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,772 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,772 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,772 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,772 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,772 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,796 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,796 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,797 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,797 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,797 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,797 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,797 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,797 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,797 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,798 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,798 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,798 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:38,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:38,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-07 05:03:38,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-07 05:03:38,850 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 05:03:38,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 05:03:38,850 INFO L82 PathProgramCache]: Analyzing trace with hash 979979284, now seen corresponding path program 1 times [2021-08-07 05:03:38,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 05:03:38,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949152108] [2021-08-07 05:03:38,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 05:03:38,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 05:03:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 05:03:39,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 05:03:39,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 05:03:39,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949152108] [2021-08-07 05:03:39,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949152108] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 05:03:39,293 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 05:03:39,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-07 05:03:39,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524859658] [2021-08-07 05:03:39,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-07 05:03:39,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 05:03:39,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-07 05:03:39,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-08-07 05:03:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:39,295 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 05:03:39,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 05:03:39,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:39,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-07 05:03:39,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:39,343 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,351 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,385 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,385 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,385 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,385 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,386 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,386 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,386 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,386 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,386 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,386 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,408 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,408 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,408 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,408 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,408 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,409 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,409 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,409 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,409 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,562 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,562 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,562 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,562 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,563 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,563 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,563 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,563 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,579 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,579 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,580 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,580 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,580 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,580 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,600 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,601 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,601 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,602 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,641 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,642 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,642 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:39,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:39,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-07 05:03:39,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-07 05:03:39,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-07 05:03:39,689 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 05:03:39,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 05:03:39,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1470592139, now seen corresponding path program 1 times [2021-08-07 05:03:39,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 05:03:39,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290675046] [2021-08-07 05:03:39,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 05:03:39,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 05:03:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 05:03:39,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 05:03:39,924 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 05:03:39,924 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290675046] [2021-08-07 05:03:39,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290675046] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 05:03:39,925 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 05:03:39,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-07 05:03:39,925 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167001452] [2021-08-07 05:03:39,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-07 05:03:39,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 05:03:39,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-07 05:03:39,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-08-07 05:03:39,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:39,926 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 05:03:39,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.769230769230769) internal successors, (88), 13 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 05:03:39,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:39,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-07 05:03:39,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-07 05:03:39,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:39,996 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,004 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,024 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,065 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,115 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,132 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,133 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,260 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,274 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,339 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,347 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,356 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,390 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,442 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,450 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,451 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,469 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,517 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,518 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,534 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,718 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,744 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:40,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:40,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-07 05:03:40,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-07 05:03:40,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-07 05:03:40,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-07 05:03:40,806 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 05:03:40,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 05:03:40,806 INFO L82 PathProgramCache]: Analyzing trace with hash 1030932244, now seen corresponding path program 2 times [2021-08-07 05:03:40,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 05:03:40,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475060701] [2021-08-07 05:03:40,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 05:03:40,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 05:03:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 05:03:41,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 05:03:41,117 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 05:03:41,117 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475060701] [2021-08-07 05:03:41,117 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475060701] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 05:03:41,117 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 05:03:41,117 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-08-07 05:03:41,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850660092] [2021-08-07 05:03:41,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-07 05:03:41,118 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 05:03:41,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-07 05:03:41,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-08-07 05:03:41,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:41,119 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 05:03:41,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.818181818181818) internal successors, (86), 11 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 05:03:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-07 05:03:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-07 05:03:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-07 05:03:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:41,208 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,231 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,237 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,243 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,269 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,286 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,286 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,491 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,626 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,641 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,652 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,697 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,705 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,729 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,799 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,826 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:41,841 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:42,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:42,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-07 05:03:42,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-07 05:03:42,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-07 05:03:42,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-07 05:03:42,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-07 05:03:42,657 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 05:03:42,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 05:03:42,658 INFO L82 PathProgramCache]: Analyzing trace with hash 1203653595, now seen corresponding path program 2 times [2021-08-07 05:03:42,658 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 05:03:42,658 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570772735] [2021-08-07 05:03:42,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 05:03:42,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 05:03:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 05:03:42,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 05:03:42,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 05:03:42,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570772735] [2021-08-07 05:03:42,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570772735] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 05:03:42,808 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 05:03:42,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-07 05:03:42,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252457410] [2021-08-07 05:03:42,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-07 05:03:42,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 05:03:42,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-07 05:03:42,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-07 05:03:42,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:42,809 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 05:03:42,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 05:03:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-07 05:03:42,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-07 05:03:42,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-07 05:03:42,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-07 05:03:42,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:43,053 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:43,333 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:43,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:43,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-07 05:03:43,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-07 05:03:43,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-07 05:03:43,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-07 05:03:43,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 05:03:43,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-07 05:03:43,615 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 05:03:43,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 05:03:43,616 INFO L82 PathProgramCache]: Analyzing trace with hash -1408280613, now seen corresponding path program 3 times [2021-08-07 05:03:43,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 05:03:43,616 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694209276] [2021-08-07 05:03:43,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 05:03:43,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 05:03:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 05:03:43,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 05:03:43,747 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 05:03:43,747 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694209276] [2021-08-07 05:03:43,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694209276] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 05:03:43,747 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 05:03:43,747 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-07 05:03:43,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913176147] [2021-08-07 05:03:43,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-07 05:03:43,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 05:03:43,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-07 05:03:43,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-07 05:03:43,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:43,749 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 05:03:43,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 05:03:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-07 05:03:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-07 05:03:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-07 05:03:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-07 05:03:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 05:03:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 05:03:44,301 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:44,308 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:44,316 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:44,317 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:44,334 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:44,334 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 05:03:44,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 05:03:44,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-07 05:03:44,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-07 05:03:44,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-07 05:03:44,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-07 05:03:44,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 05:03:44,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-07 05:03:44,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-07 05:03:44,451 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 05:03:44,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 05:03:44,452 INFO L82 PathProgramCache]: Analyzing trace with hash 1327026048, now seen corresponding path program 1 times [2021-08-07 05:03:44,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 05:03:44,452 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121179301] [2021-08-07 05:03:44,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 05:03:44,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 05:03:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-07 05:03:44,506 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-07 05:03:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-07 05:03:44,623 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-07 05:03:44,623 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-07 05:03:44,623 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 05:03:44,623 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-07 05:03:44,624 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-07 05:03:44,624 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-07 05:03:44,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-07 05:03:44,625 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-08-07 05:03:44,627 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-07 05:03:44,628 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-07 05:03:44,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.08 05:03:44 BasicIcfg [2021-08-07 05:03:44,772 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-07 05:03:44,772 INFO L168 Benchmark]: Toolchain (without parser) took 10551.24 ms. Allocated memory was 170.9 MB in the beginning and 514.9 MB in the end (delta: 343.9 MB). Free memory was 132.9 MB in the beginning and 294.5 MB in the end (delta: -161.7 MB). Peak memory consumption was 183.1 MB. Max. memory is 8.0 GB. [2021-08-07 05:03:44,773 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 170.9 MB. Free memory is still 151.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-07 05:03:44,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.67 ms. Allocated memory is still 170.9 MB. Free memory was 132.7 MB in the beginning and 140.5 MB in the end (delta: -7.8 MB). Peak memory consumption was 6.0 MB. Max. memory is 8.0 GB. [2021-08-07 05:03:44,773 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.71 ms. Allocated memory is still 170.9 MB. Free memory was 140.5 MB in the beginning and 137.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-07 05:03:44,774 INFO L168 Benchmark]: Boogie Preprocessor took 26.14 ms. Allocated memory is still 170.9 MB. Free memory was 137.6 MB in the beginning and 135.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-07 05:03:44,774 INFO L168 Benchmark]: RCFGBuilder took 1703.10 ms. Allocated memory was 170.9 MB in the beginning and 205.5 MB in the end (delta: 34.6 MB). Free memory was 135.3 MB in the beginning and 90.8 MB in the end (delta: 44.4 MB). Peak memory consumption was 81.6 MB. Max. memory is 8.0 GB. [2021-08-07 05:03:44,774 INFO L168 Benchmark]: TraceAbstraction took 8281.87 ms. Allocated memory was 205.5 MB in the beginning and 514.9 MB in the end (delta: 309.3 MB). Free memory was 90.3 MB in the beginning and 294.5 MB in the end (delta: -204.2 MB). Peak memory consumption was 105.6 MB. Max. memory is 8.0 GB. [2021-08-07 05:03:44,775 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 170.9 MB. Free memory is still 151.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 452.67 ms. Allocated memory is still 170.9 MB. Free memory was 132.7 MB in the beginning and 140.5 MB in the end (delta: -7.8 MB). Peak memory consumption was 6.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 80.71 ms. Allocated memory is still 170.9 MB. Free memory was 140.5 MB in the beginning and 137.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 26.14 ms. Allocated memory is still 170.9 MB. Free memory was 137.6 MB in the beginning and 135.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1703.10 ms. Allocated memory was 170.9 MB in the beginning and 205.5 MB in the end (delta: 34.6 MB). Free memory was 135.3 MB in the beginning and 90.8 MB in the end (delta: 44.4 MB). Peak memory consumption was 81.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 8281.87 ms. Allocated memory was 205.5 MB in the beginning and 514.9 MB in the end (delta: 309.3 MB). Free memory was 90.3 MB in the beginning and 294.5 MB in the end (delta: -204.2 MB). Peak memory consumption was 105.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11353, positive: 10888, positive conditional: 10888, positive unconditional: 0, negative: 465, negative conditional: 465, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11017, positive: 10888, positive conditional: 10888, positive unconditional: 0, negative: 129, negative conditional: 129, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11017, positive: 10888, positive conditional: 10888, positive unconditional: 0, negative: 129, negative conditional: 129, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11146, positive: 10888, positive conditional: 10870, positive unconditional: 18, negative: 258, negative conditional: 129, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11146, positive: 10888, positive conditional: 3165, positive unconditional: 7723, negative: 258, negative conditional: 94, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11146, positive: 10888, positive conditional: 3165, positive unconditional: 7723, negative: 258, negative conditional: 94, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 675, positive: 661, positive conditional: 116, positive unconditional: 545, negative: 14, negative conditional: 5, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 675, positive: 654, positive conditional: 0, positive unconditional: 654, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 14, negative conditional: 5, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 354, positive: 112, positive conditional: 107, positive unconditional: 5, negative: 242, negative conditional: 109, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11146, positive: 10227, positive conditional: 3049, positive unconditional: 7178, negative: 244, negative conditional: 89, negative unconditional: 155, unknown: 675, unknown conditional: 121, unknown unconditional: 554] , Statistics on independence cache: Total cache size (in pairs): 675, Positive cache size: 661, Positive conditional cache size: 116, Positive unconditional cache size: 545, Negative cache size: 14, Negative conditional cache size: 5, Negative unconditional cache size: 9, Eliminated conditions: 7740, Maximal queried relation: 1, Independence queries for same thread: 336 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 123528, positive: 119236, positive conditional: 119236, positive unconditional: 0, negative: 4292, negative conditional: 4292, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 120242, positive: 119236, positive conditional: 119236, positive unconditional: 0, negative: 1006, negative conditional: 1006, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 120242, positive: 119236, positive conditional: 119236, positive unconditional: 0, negative: 1006, negative conditional: 1006, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 129784, positive: 119236, positive conditional: 119216, positive unconditional: 20, negative: 10548, negative conditional: 9542, negative unconditional: 1006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 129784, positive: 119236, positive conditional: 25101, positive unconditional: 94135, negative: 10548, negative conditional: 1489, negative unconditional: 9059, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 129784, positive: 119236, positive conditional: 25101, positive unconditional: 94135, negative: 10548, negative conditional: 1489, negative unconditional: 9059, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1187, positive: 1115, positive conditional: 367, positive unconditional: 748, negative: 72, negative conditional: 43, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1187, positive: 1055, positive conditional: 0, positive unconditional: 1055, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 132, positive: 60, positive conditional: 56, positive unconditional: 4, negative: 72, negative conditional: 43, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2022, positive: 863, positive conditional: 858, positive unconditional: 4, negative: 1159, negative conditional: 817, negative unconditional: 342, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 129784, positive: 118121, positive conditional: 24734, positive unconditional: 93387, negative: 10476, negative conditional: 1446, negative unconditional: 9030, unknown: 1187, unknown conditional: 410, unknown unconditional: 777] , Statistics on independence cache: Total cache size (in pairs): 1187, Positive cache size: 1115, Positive conditional cache size: 367, Positive unconditional cache size: 748, Negative cache size: 72, Negative conditional cache size: 43, Negative unconditional cache size: 29, Eliminated conditions: 102168, Maximal queried relation: 7, Independence queries for same thread: 3286 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0] [L713] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L715] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0] [L716] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0] [L717] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L719] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L721] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L722] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L723] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L724] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L725] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd1=0] [L726] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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$r_buff0_thd2=0] [L727] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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_buff0_thd3=0] [L728] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd3=0, y$r_buff1_thd0=0] [L729] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L730] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L731] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L732] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L733] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L734] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L735] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L736] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L737] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L739] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L740] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L741] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L823] 0 pthread_t t1211; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L824] FCALL, FORK 0 pthread_create(&t1211, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L825] 0 pthread_t t1212; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L826] FCALL, FORK 0 pthread_create(&t1212, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L827] 0 pthread_t t1213; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L828] FCALL, FORK 0 pthread_create(&t1213, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L780] 3 y$w_buff1 = y$w_buff0 [L781] 3 y$w_buff0 = 2 [L782] 3 y$w_buff1_used = y$w_buff0_used [L783] 3 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L785] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L786] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L787] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L788] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L789] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L792] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L795] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L798] 3 __unbuffered_p2_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L745] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L748] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L753] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L755] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L760] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L763] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L766] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L766] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L766] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L766] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L767] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L767] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L768] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L768] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L769] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L769] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L770] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L770] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L773] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L775] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L801] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L801] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L802] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L802] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L803] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L803] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L804] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L804] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L805] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L805] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L808] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L830] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L834] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L834] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L834] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L834] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L835] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L835] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L836] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L836] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L837] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L837] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L838] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L838] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L841] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L842] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L843] 0 y$flush_delayed = weak$$choice2 [L844] 0 y$mem_tmp = y [L845] EXPR 0 !y$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) [L845] 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) [L846] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L846] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0) [L846] EXPR 0 weak$$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$w_buff0)) [L846] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L847] EXPR 0 weak$$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$w_buff1)) [L847] EXPR 0 !y$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) [L847] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L847] 0 y$w_buff1 = weak$$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)) [L848] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L848] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used) [L848] EXPR 0 weak$$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)) [L848] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L849] EXPR 0 weak$$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$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L849] EXPR 0 !y$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) [L849] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L849] 0 y$w_buff1_used = weak$$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)) [L850] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L850] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0) [L850] EXPR 0 weak$$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)) [L850] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L851] EXPR 0 weak$$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$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L851] EXPR 0 !y$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) [L851] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L851] 0 y$r_buff1_thd0 = weak$$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$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L852] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) [L853] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L853] 0 y = y$flush_delayed ? y$mem_tmp : y [L854] 0 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] COND TRUE 0 !expression VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - UnprovableResult [Line: 826]: 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: 824]: 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: 828]: 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: P2Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 137 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1229.1ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.5ms, PartialOrderReductionTime: 785.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 7.2ms SsaConstructionTime, 93.9ms SatisfiabilityAnalysisTime, 171.6ms InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 71 ConstructedInterpolants, 0 QuantifiedInterpolants, 347 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 137 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 6774.3ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2.0ms, PartialOrderReductionTime: 4782.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 78, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 28.1ms SsaConstructionTime, 436.7ms SatisfiabilityAnalysisTime, 1316.5ms InterpolantComputationTime, 692 NumberOfCodeBlocks, 692 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 596 ConstructedInterpolants, 0 QuantifiedInterpolants, 3254 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-08-07 05:03:44,820 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-08-07 05:03:45,027 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 [2021-08-07 05:03:45,228 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...