/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-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe031_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-22 08:32:52,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 08:32:52,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 08:32:52,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-22 08:32:52,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-22 08:32:52,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-22 08:32:52,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-22 08:32:52,973 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-Random7777.epf [2021-08-22 08:32:52,992 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 08:32:52,992 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 08:32:52,992 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 08:32:52,992 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 08:32:52,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 08:32:52,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 08:32:52,993 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 08:32:52,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 08:32:52,994 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 08:32:52,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 08:32:52,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 08:32:52,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 08:32:52,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 08:32:52,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 08:32:52,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 08:32:52,995 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 08:32:52,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 08:32:52,995 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 08:32:52,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 08:32:52,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 08:32:52,995 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 08:32:52,996 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 08:32:52,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 08:32:52,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 08:32:52,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 08:32:52,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 08:32:52,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 08:32:52,996 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 08:32:52,997 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-22 08:32:52,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 08:32:52,997 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 08:32:52,997 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 08:32:52,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 08:32:52,997 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-22 08:32:52,997 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-22 08:32:52,998 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 08:32:53,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 08:32:53,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 08:32:53,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 08:32:53,284 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-22 08:32:53,285 INFO L275 PluginConnector]: CDTParser initialized [2021-08-22 08:32:53,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe031_pso.opt.i [2021-08-22 08:32:53,338 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fecefeb04/b5ab197d7d80492ebfd60ed09670650f/FLAGae25632f3 [2021-08-22 08:32:53,726 INFO L306 CDTParser]: Found 1 translation units. [2021-08-22 08:32:53,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe031_pso.opt.i [2021-08-22 08:32:53,749 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fecefeb04/b5ab197d7d80492ebfd60ed09670650f/FLAGae25632f3 [2021-08-22 08:32:53,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fecefeb04/b5ab197d7d80492ebfd60ed09670650f [2021-08-22 08:32:53,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 08:32:53,760 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-22 08:32:53,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-22 08:32:53,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-22 08:32:53,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-22 08:32:53,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 08:32:53" (1/1) ... [2021-08-22 08:32:53,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18f3eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:53, skipping insertion in model container [2021-08-22 08:32:53,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 08:32:53" (1/1) ... [2021-08-22 08:32:53,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-22 08:32:53,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-22 08:32:53,931 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe031_pso.opt.i[949,962] [2021-08-22 08:32:54,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 08:32:54,100 INFO L203 MainTranslator]: Completed pre-run [2021-08-22 08:32:54,108 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe031_pso.opt.i[949,962] [2021-08-22 08:32:54,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 08:32:54,168 INFO L208 MainTranslator]: Completed translation [2021-08-22 08:32:54,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:54 WrapperNode [2021-08-22 08:32:54,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-22 08:32:54,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 08:32:54,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 08:32:54,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 08:32:54,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:54" (1/1) ... [2021-08-22 08:32:54,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:54" (1/1) ... [2021-08-22 08:32:54,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 08:32:54,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 08:32:54,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 08:32:54,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 08:32:54,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:54" (1/1) ... [2021-08-22 08:32:54,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:54" (1/1) ... [2021-08-22 08:32:54,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:54" (1/1) ... [2021-08-22 08:32:54,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:54" (1/1) ... [2021-08-22 08:32:54,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:54" (1/1) ... [2021-08-22 08:32:54,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:54" (1/1) ... [2021-08-22 08:32:54,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:54" (1/1) ... [2021-08-22 08:32:54,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 08:32:54,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 08:32:54,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 08:32:54,256 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 08:32:54,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:54" (1/1) ... [2021-08-22 08:32:54,277 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 08:32:54,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:32:54,310 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) [2021-08-22 08:32:54,330 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 [2021-08-22 08:32:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-22 08:32:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-22 08:32:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-22 08:32:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-22 08:32:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-22 08:32:54,349 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-22 08:32:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-22 08:32:54,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-22 08:32:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-22 08:32:54,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-22 08:32:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-22 08:32:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-22 08:32:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 08:32:54,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 08:32:54,353 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 08:32:55,818 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 08:32:55,818 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-22 08:32:55,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 08:32:55 BoogieIcfgContainer [2021-08-22 08:32:55,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 08:32:55,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 08:32:55,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 08:32:55,823 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 08:32:55,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 08:32:53" (1/3) ... [2021-08-22 08:32:55,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ecdc266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 08:32:55, skipping insertion in model container [2021-08-22 08:32:55,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:32:54" (2/3) ... [2021-08-22 08:32:55,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ecdc266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 08:32:55, skipping insertion in model container [2021-08-22 08:32:55,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 08:32:55" (3/3) ... [2021-08-22 08:32:55,825 INFO L111 eAbstractionObserver]: Analyzing ICFG safe031_pso.opt.i [2021-08-22 08:32:55,828 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 08:32:55,828 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 08:32:55,828 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-22 08:32:55,828 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 08:32:55,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,853 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,853 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,854 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,854 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,854 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,858 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,858 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,858 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,859 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,859 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,859 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,859 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,859 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,859 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,859 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,859 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,865 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,865 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,865 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,865 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,865 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,865 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,866 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,866 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,868 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,868 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,868 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,868 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,869 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,869 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:55,871 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-22 08:32:55,900 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 08:32:55,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 08:32:55,905 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) [2021-08-22 08:32:55,916 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 [2021-08-22 08:32:55,931 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-22 08:32:55,935 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 [2021-08-22 08:32:55,935 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-22 08:32:55,976 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:55,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:55,980 INFO L82 PathProgramCache]: Analyzing trace with hash 1413520757, now seen corresponding path program 1 times [2021-08-22 08:32:55,986 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:55,986 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127645272] [2021-08-22 08:32:55,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:55,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:56,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:56,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:56,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127645272] [2021-08-22 08:32:56,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127645272] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:56,289 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:56,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-22 08:32:56,291 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854044438] [2021-08-22 08:32:56,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-22 08:32:56,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:56,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-22 08:32:56,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-22 08:32:56,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:56,325 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:56,327 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 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) [2021-08-22 08:32:56,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:56,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:56,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-22 08:32:56,385 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:56,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:56,385 INFO L82 PathProgramCache]: Analyzing trace with hash 817589249, now seen corresponding path program 1 times [2021-08-22 08:32:56,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:56,386 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033085041] [2021-08-22 08:32:56,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:56,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:56,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:56,594 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:56,594 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033085041] [2021-08-22 08:32:56,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033085041] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:56,594 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:56,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-22 08:32:56,594 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908725332] [2021-08-22 08:32:56,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-22 08:32:56,608 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:56,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-22 08:32:56,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-22 08:32:56,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:56,609 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:56,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 6 states have internal predecessors, (87), 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) [2021-08-22 08:32:56,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:56,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:56,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,726 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,765 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,765 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,766 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,766 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,766 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,766 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,766 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,767 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,768 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,768 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,770 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,804 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,804 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,804 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,804 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,804 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,805 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,805 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,806 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,806 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,807 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,840 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,840 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,840 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,841 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,841 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,841 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,841 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,841 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,841 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,841 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,842 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,842 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,842 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,842 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:56,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:56,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:56,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-22 08:32:56,869 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:56,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:56,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1023720803, now seen corresponding path program 2 times [2021-08-22 08:32:56,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:56,870 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944925490] [2021-08-22 08:32:56,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:56,870 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:57,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:57,196 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:57,197 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944925490] [2021-08-22 08:32:57,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944925490] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:57,198 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:57,198 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-22 08:32:57,198 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055034670] [2021-08-22 08:32:57,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 08:32:57,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:57,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 08:32:57,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2021-08-22 08:32:57,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:57,205 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:57,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 states have internal predecessors, (87), 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) [2021-08-22 08:32:57,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:57,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:57,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:57,292 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,293 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,293 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,294 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,298 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,298 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,298 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,298 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,298 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,372 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,380 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,423 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,424 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,424 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,424 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,424 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,424 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,424 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,424 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,424 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,425 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,425 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,425 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,425 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,425 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,440 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,440 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,440 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,440 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,440 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,440 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,440 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,441 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,441 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,441 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,441 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,441 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,441 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,441 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,544 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,545 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,556 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,557 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,558 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,558 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,558 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,558 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,558 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,558 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,559 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,766 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,774 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,783 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,788 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,802 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,802 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,814 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,815 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,840 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,841 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,855 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,856 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,867 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,881 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,892 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,893 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,893 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,893 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,893 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,893 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,894 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,894 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,894 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,894 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,894 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,894 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,912 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,913 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,913 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,913 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,914 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,914 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,914 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,914 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,914 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,914 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,914 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,934 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,935 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,935 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,935 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,936 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,936 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,936 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,936 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,956 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,957 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,957 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:57,958 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,001 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,010 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,012 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,033 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,045 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,067 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,087 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,117 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,138 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,139 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,158 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,159 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:58,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:58,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:32:58,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-22 08:32:58,203 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:58,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:58,204 INFO L82 PathProgramCache]: Analyzing trace with hash -694646755, now seen corresponding path program 3 times [2021-08-22 08:32:58,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:58,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004871069] [2021-08-22 08:32:58,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:58,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:58,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:58,600 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:58,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004871069] [2021-08-22 08:32:58,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004871069] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:58,601 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:58,601 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-22 08:32:58,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652574009] [2021-08-22 08:32:58,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-22 08:32:58,601 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:58,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-22 08:32:58,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-08-22 08:32:58,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:58,602 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:58,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 states have internal predecessors, (87), 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) [2021-08-22 08:32:58,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:58,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:58,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:32:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:58,629 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,637 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,751 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,761 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,790 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,827 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,846 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,910 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,911 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,939 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,952 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,971 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:58,999 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,011 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,061 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,061 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,115 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,212 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,230 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,256 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,283 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,290 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,290 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,302 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:59,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:59,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:32:59,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:32:59,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-22 08:32:59,344 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:32:59,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:32:59,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1895376609, now seen corresponding path program 4 times [2021-08-22 08:32:59,344 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:32:59,345 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823273681] [2021-08-22 08:32:59,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:32:59,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:32:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:32:59,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:32:59,535 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:32:59,535 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823273681] [2021-08-22 08:32:59,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823273681] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:32:59,535 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:32:59,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-08-22 08:32:59,536 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961775225] [2021-08-22 08:32:59,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-22 08:32:59,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:32:59,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-22 08:32:59,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-08-22 08:32:59,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:59,537 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:32:59,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 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) [2021-08-22 08:32:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:32:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:32:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:32:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:32:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:32:59,939 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,946 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,950 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,955 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,961 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:32:59,966 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:33:00,028 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:33:00,054 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:33:00,066 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:33:00,099 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:33:00,107 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:33:00,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:33:00,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:33:00,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:00,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:33:00,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:00,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-22 08:33:00,786 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:33:00,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:33:00,786 INFO L82 PathProgramCache]: Analyzing trace with hash 2073603235, now seen corresponding path program 5 times [2021-08-22 08:33:00,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:33:00,786 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040927067] [2021-08-22 08:33:00,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:33:00,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:33:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:33:00,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:33:00,877 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:33:00,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040927067] [2021-08-22 08:33:00,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040927067] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:33:00,877 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:33:00,877 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-22 08:33:00,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168683791] [2021-08-22 08:33:00,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 08:33:00,878 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:33:00,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 08:33:00,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-22 08:33:00,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:33:00,878 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:33:00,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 states have internal predecessors, (87), 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) [2021-08-22 08:33:00,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:33:00,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:33:00,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:00,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:33:00,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:00,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:33:01,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:33:01,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:33:01,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:01,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:33:01,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:01,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 08:33:01,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-22 08:33:01,080 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:33:01,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:33:01,080 INFO L82 PathProgramCache]: Analyzing trace with hash -1372401885, now seen corresponding path program 6 times [2021-08-22 08:33:01,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:33:01,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760748965] [2021-08-22 08:33:01,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:33:01,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:33:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:33:01,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:33:01,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:33:01,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760748965] [2021-08-22 08:33:01,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760748965] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:33:01,221 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:33:01,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-22 08:33:01,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094856347] [2021-08-22 08:33:01,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-22 08:33:01,222 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:33:01,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-22 08:33:01,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-22 08:33:01,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:33:01,223 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:33:01,223 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 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) [2021-08-22 08:33:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:33:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:33:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:33:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:01,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 08:33:01,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:33:01,549 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:33:01,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:33:01,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:33:01,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:01,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:33:01,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:01,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 08:33:01,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:33:01,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-22 08:33:01,654 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:33:01,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:33:01,654 INFO L82 PathProgramCache]: Analyzing trace with hash 243956747, now seen corresponding path program 7 times [2021-08-22 08:33:01,655 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:33:01,655 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429084712] [2021-08-22 08:33:01,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:33:01,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:33:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 08:33:01,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 08:33:01,876 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 08:33:01,876 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429084712] [2021-08-22 08:33:01,876 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429084712] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 08:33:01,877 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 08:33:01,877 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-22 08:33:01,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080853478] [2021-08-22 08:33:01,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-22 08:33:01,877 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 08:33:01,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-22 08:33:01,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-08-22 08:33:01,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:33:01,878 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 08:33:01,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 states have internal predecessors, (87), 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) [2021-08-22 08:33:01,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:33:01,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:33:01,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:01,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:33:01,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:01,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 08:33:01,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:33:01,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 08:33:02,101 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:33:02,107 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:33:02,114 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:33:02,115 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 08:33:02,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 08:33:02,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 08:33:02,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:02,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 08:33:02,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 08:33:02,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 08:33:02,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 08:33:02,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 08:33:02,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-22 08:33:02,173 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 08:33:02,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 08:33:02,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1367153041, now seen corresponding path program 8 times [2021-08-22 08:33:02,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 08:33:02,173 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022807049] [2021-08-22 08:33:02,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 08:33:02,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 08:33:02,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 08:33:02,201 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-22 08:33:02,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 08:33:02,276 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-22 08:33:02,276 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-22 08:33:02,277 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 08:33:02,278 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 08:33:02,278 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-22 08:33:02,278 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-22 08:33:02,279 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-22 08:33:02,279 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 08:33:02,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-22 08:33:02,290 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-22 08:33:02,290 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-22 08:33:02,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 08:33:02 BasicIcfg [2021-08-22 08:33:02,379 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-22 08:33:02,389 INFO L168 Benchmark]: Toolchain (without parser) took 8619.66 ms. Allocated memory was 194.0 MB in the beginning and 506.5 MB in the end (delta: 312.5 MB). Free memory was 157.1 MB in the beginning and 283.1 MB in the end (delta: -126.0 MB). Peak memory consumption was 186.8 MB. Max. memory is 8.0 GB. [2021-08-22 08:33:02,389 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 194.0 MB. Free memory was 175.4 MB in the beginning and 175.3 MB in the end (delta: 114.7 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 08:33:02,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.15 ms. Allocated memory is still 194.0 MB. Free memory was 156.9 MB in the beginning and 164.7 MB in the end (delta: -7.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-08-22 08:33:02,390 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.19 ms. Allocated memory is still 194.0 MB. Free memory was 164.5 MB in the beginning and 161.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-22 08:33:02,390 INFO L168 Benchmark]: Boogie Preprocessor took 34.33 ms. Allocated memory is still 194.0 MB. Free memory was 161.5 MB in the beginning and 159.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-22 08:33:02,390 INFO L168 Benchmark]: RCFGBuilder took 1563.58 ms. Allocated memory was 194.0 MB in the beginning and 250.6 MB in the end (delta: 56.6 MB). Free memory was 159.4 MB in the beginning and 151.7 MB in the end (delta: 7.8 MB). Peak memory consumption was 68.5 MB. Max. memory is 8.0 GB. [2021-08-22 08:33:02,390 INFO L168 Benchmark]: TraceAbstraction took 6558.56 ms. Allocated memory was 250.6 MB in the beginning and 506.5 MB in the end (delta: 255.9 MB). Free memory was 151.1 MB in the beginning and 283.1 MB in the end (delta: -132.0 MB). Peak memory consumption was 123.8 MB. Max. memory is 8.0 GB. [2021-08-22 08:33:02,392 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 194.0 MB. Free memory was 175.4 MB in the beginning and 175.3 MB in the end (delta: 114.7 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 407.15 ms. Allocated memory is still 194.0 MB. Free memory was 156.9 MB in the beginning and 164.7 MB in the end (delta: -7.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 51.19 ms. Allocated memory is still 194.0 MB. Free memory was 164.5 MB in the beginning and 161.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 34.33 ms. Allocated memory is still 194.0 MB. Free memory was 161.5 MB in the beginning and 159.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1563.58 ms. Allocated memory was 194.0 MB in the beginning and 250.6 MB in the end (delta: 56.6 MB). Free memory was 159.4 MB in the beginning and 151.7 MB in the end (delta: 7.8 MB). Peak memory consumption was 68.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6558.56 ms. Allocated memory was 250.6 MB in the beginning and 506.5 MB in the end (delta: 255.9 MB). Free memory was 151.1 MB in the beginning and 283.1 MB in the end (delta: -132.0 MB). Peak memory consumption was 123.8 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: 81977, positive: 80072, positive conditional: 80072, positive unconditional: 0, negative: 1905, negative conditional: 1905, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 80926, positive: 80072, positive conditional: 80072, positive unconditional: 0, negative: 854, negative conditional: 854, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 80926, positive: 80072, positive conditional: 80072, positive unconditional: 0, negative: 854, negative conditional: 854, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84779, positive: 80072, positive conditional: 80016, positive unconditional: 56, negative: 4707, negative conditional: 3853, negative unconditional: 854, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 84779, positive: 80072, positive conditional: 27318, positive unconditional: 52754, negative: 4707, negative conditional: 1628, negative unconditional: 3079, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 84779, positive: 80072, positive conditional: 27318, positive unconditional: 52754, negative: 4707, negative conditional: 1628, negative unconditional: 3079, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1504, positive: 1415, positive conditional: 626, positive unconditional: 789, negative: 89, negative conditional: 63, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1504, positive: 1358, positive conditional: 0, positive unconditional: 1358, negative: 146, negative conditional: 0, negative unconditional: 146, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 146, positive: 57, positive conditional: 52, positive unconditional: 5, negative: 89, negative conditional: 63, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1726, positive: 538, positive conditional: 532, positive unconditional: 6, negative: 1188, negative conditional: 903, negative unconditional: 286, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 84779, positive: 78657, positive conditional: 26692, positive unconditional: 51965, negative: 4618, negative conditional: 1565, negative unconditional: 3053, unknown: 1504, unknown conditional: 689, unknown unconditional: 815] , Statistics on independence cache: Total cache size (in pairs): 1504, Positive cache size: 1415, Positive conditional cache size: 626, Positive unconditional cache size: 789, Negative cache size: 89, Negative conditional cache size: 63, Negative unconditional cache size: 26, Eliminated conditions: 54923, Maximal queried relation: 7, Independence queries for same thread: 1051 - 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_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L712] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0] [L713] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L715] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L717] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L718] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L719] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L720] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L721] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$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$r_buff0_thd1=0] [L722] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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$r_buff0_thd2=0] [L723] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L724] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$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] [L725] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$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$r_buff1_thd1=0] [L726] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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$r_buff1_thd2=0] [L727] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L728] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$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] [L729] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$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$read_delayed_var={0:0}] [L730] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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$w_buff0=0] [L731] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L732] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$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] [L733] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$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$w_buff1_used=0] [L735] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$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] [L736] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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] [L737] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L815] 0 pthread_t t2522; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L816] FCALL, FORK 0 pthread_create(&t2522, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L817] 0 pthread_t t2523; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L818] FCALL, FORK 0 pthread_create(&t2523, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L819] 0 pthread_t t2524; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L820] FCALL, FORK 0 pthread_create(&t2524, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L778] 3 y$w_buff1 = y$w_buff0 [L779] 3 y$w_buff0 = 2 [L780] 3 y$w_buff1_used = y$w_buff0_used [L781] 3 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L783] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L784] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L785] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L786] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L787] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L790] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L741] 1 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L746] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L751] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L758] 2 x = 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L761] 2 y = 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L793] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L793] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L794] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L794] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L795] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L795] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L796] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L796] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L797] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L797] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L800] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L802] 3 return 0; VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L764] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L764] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L764] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L764] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L765] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L765] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L766] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L766] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L767] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L767] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L768] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L768] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L771] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L822] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L773] 2 return 0; VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L826] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L826] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L826] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L826] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L827] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L827] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L828] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L828] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L829] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L829] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L830] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L830] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L833] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L834] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L835] 0 y$flush_delayed = weak$$choice2 [L836] 0 y$mem_tmp = y [L837] EXPR 0 !y$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) [L837] 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) [L838] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L838] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0) [L838] EXPR 0 weak$$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$w_buff0)) [L838] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L839] EXPR 0 weak$$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$w_buff1)) [L839] EXPR 0 !y$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) [L839] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L839] 0 y$w_buff1 = weak$$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)) [L840] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L840] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used) [L840] EXPR 0 weak$$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)) [L840] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L841] EXPR 0 weak$$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$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L841] EXPR 0 !y$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) [L841] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L841] 0 y$w_buff1_used = weak$$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)) [L842] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L842] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0) [L842] EXPR 0 weak$$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)) [L842] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L843] EXPR 0 weak$$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$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L843] EXPR 0 !y$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) [L843] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L843] 0 y$r_buff1_thd0 = weak$$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$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L844] 0 main$tmp_guard1 = !(y == 2 && z == 2 && __unbuffered_p0_EAX == 0) [L845] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L845] 0 y = y$flush_delayed ? y$mem_tmp : y [L846] 0 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$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=2] [L753] 1 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$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=2] [L18] COND TRUE 0 !expression VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$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=2] [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$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=2] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 818]: 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: 816]: 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: 820]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 131 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 6388.8ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.4ms, PartialOrderReductionTime: 4256.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 90, 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: 38.0ms SsaConstructionTime, 435.5ms SatisfiabilityAnalysisTime, 1337.3ms InterpolantComputationTime, 765 NumberOfCodeBlocks, 765 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 670 ConstructedInterpolants, 0 QuantifiedInterpolants, 3866 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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! [2021-08-22 08:33:02,428 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 [2021-08-22 08:33:02,634 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...