/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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_11-ptr_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-21 11:51:01,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-21 11:51:01,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-21 11:51:01,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-21 11:51:01,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-21 11:51:01,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-21 11:51:01,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-21 11:51:01,797 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-FA-NoLbe.epf [2021-08-21 11:51:01,814 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-21 11:51:01,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-21 11:51:01,815 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-21 11:51:01,815 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-21 11:51:01,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-21 11:51:01,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-21 11:51:01,816 INFO L138 SettingsManager]: * Use SBE=true [2021-08-21 11:51:01,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-21 11:51:01,816 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-21 11:51:01,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-21 11:51:01,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-21 11:51:01,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-21 11:51:01,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-21 11:51:01,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-21 11:51:01,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-21 11:51:01,817 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-21 11:51:01,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-21 11:51:01,817 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-21 11:51:01,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-21 11:51:01,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-21 11:51:01,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-21 11:51:01,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-21 11:51:01,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-21 11:51:01,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 11:51:01,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-21 11:51:01,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-21 11:51:01,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-21 11:51:01,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-21 11:51:01,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-21 11:51:01,819 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-21 11:51:01,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-21 11:51:01,819 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-21 11:51:02,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-21 11:51:02,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-21 11:51:02,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-21 11:51:02,069 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-21 11:51:02,071 INFO L275 PluginConnector]: CDTParser initialized [2021-08-21 11:51:02,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_11-ptr_racing.i [2021-08-21 11:51:02,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/342ad5b30/acd95bf52b5445719ecc6a128762683b/FLAG037603e60 [2021-08-21 11:51:02,564 INFO L306 CDTParser]: Found 1 translation units. [2021-08-21 11:51:02,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_11-ptr_racing.i [2021-08-21 11:51:02,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/342ad5b30/acd95bf52b5445719ecc6a128762683b/FLAG037603e60 [2021-08-21 11:51:02,926 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/342ad5b30/acd95bf52b5445719ecc6a128762683b [2021-08-21 11:51:02,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-21 11:51:02,929 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-21 11:51:02,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-21 11:51:02,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-21 11:51:02,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-21 11:51:02,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:51:02" (1/1) ... [2021-08-21 11:51:02,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212a38e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:02, skipping insertion in model container [2021-08-21 11:51:02,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:51:02" (1/1) ... [2021-08-21 11:51:02,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-21 11:51:02,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-21 11:51:03,181 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_11-ptr_racing.i[29913,29926] [2021-08-21 11:51:03,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-21 11:51:03,208 INFO L203 MainTranslator]: Completed pre-run [2021-08-21 11:51:03,236 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_11-ptr_racing.i[29913,29926] [2021-08-21 11:51:03,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-21 11:51:03,271 INFO L208 MainTranslator]: Completed translation [2021-08-21 11:51:03,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:03 WrapperNode [2021-08-21 11:51:03,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-21 11:51:03,273 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-21 11:51:03,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-21 11:51:03,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-21 11:51:03,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:03" (1/1) ... [2021-08-21 11:51:03,301 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:03" (1/1) ... [2021-08-21 11:51:03,315 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-21 11:51:03,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-21 11:51:03,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-21 11:51:03,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-21 11:51:03,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:03" (1/1) ... [2021-08-21 11:51:03,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:03" (1/1) ... [2021-08-21 11:51:03,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:03" (1/1) ... [2021-08-21 11:51:03,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:03" (1/1) ... [2021-08-21 11:51:03,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:03" (1/1) ... [2021-08-21 11:51:03,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:03" (1/1) ... [2021-08-21 11:51:03,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:03" (1/1) ... [2021-08-21 11:51:03,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-21 11:51:03,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-21 11:51:03,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-21 11:51:03,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-21 11:51:03,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:03" (1/1) ... [2021-08-21 11:51:03,338 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 11:51:03,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 11:51:03,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-21 11:51:03,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-21 11:51:03,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-21 11:51:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-21 11:51:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-21 11:51:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-21 11:51:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-08-21 11:51:03,416 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-08-21 11:51:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-21 11:51:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-21 11:51:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-21 11:51:03,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-21 11:51:03,418 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-21 11:51:03,847 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-21 11:51:03,847 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-08-21 11:51:03,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 11:51:03 BoogieIcfgContainer [2021-08-21 11:51:03,849 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-21 11:51:03,850 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-21 11:51:03,850 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-21 11:51:03,852 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-21 11:51:03,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 11:51:02" (1/3) ... [2021-08-21 11:51:03,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d299c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 11:51:03, skipping insertion in model container [2021-08-21 11:51:03,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:51:03" (2/3) ... [2021-08-21 11:51:03,853 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d299c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 11:51:03, skipping insertion in model container [2021-08-21 11:51:03,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 11:51:03" (3/3) ... [2021-08-21 11:51:03,854 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_11-ptr_racing.i [2021-08-21 11:51:03,857 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-21 11:51:03,857 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-21 11:51:03,857 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-21 11:51:03,857 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-21 11:51:03,877 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,879 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,879 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,879 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,880 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,883 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,883 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,885 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,889 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,889 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,889 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,890 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,890 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,890 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,890 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,890 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:03,896 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-08-21 11:51:03,924 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-21 11:51:03,928 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-21 11:51:03,928 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-21 11:51:03,935 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 102 places, 111 transitions, 230 flow [2021-08-21 11:51:03,965 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 779 states, 776 states have (on average 2.185567010309278) internal successors, (1696), 778 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:03,970 INFO L276 IsEmpty]: Start isEmpty. Operand has 779 states, 776 states have (on average 2.185567010309278) internal successors, (1696), 778 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:03,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-08-21 11:51:03,975 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:51:03,976 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:51:03,977 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-21 11:51:03,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:51:03,994 INFO L82 PathProgramCache]: Analyzing trace with hash 710610565, now seen corresponding path program 1 times [2021-08-21 11:51:04,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:51:04,001 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673747309] [2021-08-21 11:51:04,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:51:04,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:51:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:51:04,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:51:04,162 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:51:04,162 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673747309] [2021-08-21 11:51:04,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673747309] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:51:04,163 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:51:04,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-21 11:51:04,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058885695] [2021-08-21 11:51:04,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-21 11:51:04,167 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:51:04,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-21 11:51:04,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-21 11:51:04,179 INFO L87 Difference]: Start difference. First operand has 779 states, 776 states have (on average 2.185567010309278) internal successors, (1696), 778 states have internal predecessors, (1696), 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) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:04,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:51:04,205 INFO L93 Difference]: Finished difference Result 750 states and 1397 transitions. [2021-08-21 11:51:04,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 11:51:04,206 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) Word has length 42 [2021-08-21 11:51:04,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:51:04,227 INFO L225 Difference]: With dead ends: 750 [2021-08-21 11:51:04,227 INFO L226 Difference]: Without dead ends: 663 [2021-08-21 11:51:04,228 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-21 11:51:04,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states. [2021-08-21 11:51:04,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 663. [2021-08-21 11:51:04,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 660 states have (on average 1.862121212121212) internal successors, (1229), 662 states have internal predecessors, (1229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:04,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 1229 transitions. [2021-08-21 11:51:04,298 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 1229 transitions. Word has length 42 [2021-08-21 11:51:04,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:51:04,299 INFO L470 AbstractCegarLoop]: Abstraction has 663 states and 1229 transitions. [2021-08-21 11:51:04,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:04,299 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1229 transitions. [2021-08-21 11:51:04,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-08-21 11:51:04,300 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:51:04,301 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:51:04,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-21 11:51:04,301 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-21 11:51:04,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:51:04,303 INFO L82 PathProgramCache]: Analyzing trace with hash -1086340794, now seen corresponding path program 1 times [2021-08-21 11:51:04,303 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:51:04,303 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111527895] [2021-08-21 11:51:04,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:51:04,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:51:04,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:51:04,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:51:04,392 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:51:04,392 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111527895] [2021-08-21 11:51:04,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111527895] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:51:04,392 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:51:04,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-21 11:51:04,392 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665949147] [2021-08-21 11:51:04,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-21 11:51:04,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:51:04,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-21 11:51:04,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 11:51:04,394 INFO L87 Difference]: Start difference. First operand 663 states and 1229 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:04,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:51:04,426 INFO L93 Difference]: Finished difference Result 652 states and 1218 transitions. [2021-08-21 11:51:04,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 11:51:04,428 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) Word has length 42 [2021-08-21 11:51:04,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:51:04,430 INFO L225 Difference]: With dead ends: 652 [2021-08-21 11:51:04,430 INFO L226 Difference]: Without dead ends: 652 [2021-08-21 11:51:04,431 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 11:51:04,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2021-08-21 11:51:04,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 652. [2021-08-21 11:51:04,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 652 states, 650 states have (on average 1.873846153846154) internal successors, (1218), 651 states have internal predecessors, (1218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:04,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 652 states and 1218 transitions. [2021-08-21 11:51:04,454 INFO L78 Accepts]: Start accepts. Automaton has 652 states and 1218 transitions. Word has length 42 [2021-08-21 11:51:04,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:51:04,454 INFO L470 AbstractCegarLoop]: Abstraction has 652 states and 1218 transitions. [2021-08-21 11:51:04,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:04,454 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1218 transitions. [2021-08-21 11:51:04,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-08-21 11:51:04,457 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:51:04,458 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:51:04,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-21 11:51:04,458 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-21 11:51:04,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:51:04,459 INFO L82 PathProgramCache]: Analyzing trace with hash -2033966957, now seen corresponding path program 1 times [2021-08-21 11:51:04,459 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:51:04,460 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626112194] [2021-08-21 11:51:04,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:51:04,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:51:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-21 11:51:04,511 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-21 11:51:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-21 11:51:04,563 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-21 11:51:04,564 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-21 11:51:04,565 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-21 11:51:04,566 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 11:51:04,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-21 11:51:04,569 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-21 11:51:04,569 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-08-21 11:51:04,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,589 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,596 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,600 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,600 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,600 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,600 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,600 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,602 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,602 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,602 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,602 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,603 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,603 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,604 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,604 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,604 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,604 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,604 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,604 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,605 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,612 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,613 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,613 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,613 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,613 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,618 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,618 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,618 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,622 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:04,627 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-08-21 11:51:04,628 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-21 11:51:04,629 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-21 11:51:04,629 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-21 11:51:04,632 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 132 places, 146 transitions, 310 flow [2021-08-21 11:51:05,051 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 21135 states, 21131 states have (on average 3.391368132128153) internal successors, (71663), 21134 states have internal predecessors, (71663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:05,138 INFO L276 IsEmpty]: Start isEmpty. Operand has 21135 states, 21131 states have (on average 3.391368132128153) internal successors, (71663), 21134 states have internal predecessors, (71663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:05,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-08-21 11:51:05,144 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:51:05,144 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:51:05,144 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-21 11:51:05,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:51:05,145 INFO L82 PathProgramCache]: Analyzing trace with hash -41390651, now seen corresponding path program 1 times [2021-08-21 11:51:05,146 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:51:05,146 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102630231] [2021-08-21 11:51:05,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:51:05,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:51:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:51:05,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:51:05,186 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:51:05,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102630231] [2021-08-21 11:51:05,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102630231] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:51:05,186 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:51:05,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-21 11:51:05,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430699753] [2021-08-21 11:51:05,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-21 11:51:05,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:51:05,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-21 11:51:05,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-21 11:51:05,226 INFO L87 Difference]: Start difference. First operand has 21135 states, 21131 states have (on average 3.391368132128153) internal successors, (71663), 21134 states have internal predecessors, (71663), 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) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:05,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:51:05,460 INFO L93 Difference]: Finished difference Result 20322 states and 57986 transitions. [2021-08-21 11:51:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 11:51:05,460 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) Word has length 42 [2021-08-21 11:51:05,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:51:05,565 INFO L225 Difference]: With dead ends: 20322 [2021-08-21 11:51:05,565 INFO L226 Difference]: Without dead ends: 17883 [2021-08-21 11:51:05,566 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-21 11:51:05,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17883 states. [2021-08-21 11:51:06,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17883 to 17883. [2021-08-21 11:51:06,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17883 states, 17879 states have (on average 2.8485933217741484) internal successors, (50930), 17882 states have internal predecessors, (50930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:06,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17883 states to 17883 states and 50930 transitions. [2021-08-21 11:51:06,122 INFO L78 Accepts]: Start accepts. Automaton has 17883 states and 50930 transitions. Word has length 42 [2021-08-21 11:51:06,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:51:06,122 INFO L470 AbstractCegarLoop]: Abstraction has 17883 states and 50930 transitions. [2021-08-21 11:51:06,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:06,123 INFO L276 IsEmpty]: Start isEmpty. Operand 17883 states and 50930 transitions. [2021-08-21 11:51:06,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-08-21 11:51:06,123 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:51:06,123 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:51:06,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-21 11:51:06,124 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-21 11:51:06,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:51:06,124 INFO L82 PathProgramCache]: Analyzing trace with hash -1838342010, now seen corresponding path program 1 times [2021-08-21 11:51:06,124 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:51:06,124 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182176939] [2021-08-21 11:51:06,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:51:06,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:51:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:51:06,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:51:06,167 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:51:06,168 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182176939] [2021-08-21 11:51:06,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182176939] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:51:06,168 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:51:06,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-21 11:51:06,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965068270] [2021-08-21 11:51:06,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-21 11:51:06,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:51:06,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-21 11:51:06,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 11:51:06,257 INFO L87 Difference]: Start difference. First operand 17883 states and 50930 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:06,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:51:06,408 INFO L93 Difference]: Finished difference Result 17872 states and 50919 transitions. [2021-08-21 11:51:06,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 11:51:06,409 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) Word has length 42 [2021-08-21 11:51:06,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:51:06,457 INFO L225 Difference]: With dead ends: 17872 [2021-08-21 11:51:06,458 INFO L226 Difference]: Without dead ends: 17872 [2021-08-21 11:51:06,458 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 11:51:06,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17872 states. [2021-08-21 11:51:06,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17872 to 17872. [2021-08-21 11:51:06,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17872 states, 17869 states have (on average 2.8495718842688453) internal successors, (50919), 17871 states have internal predecessors, (50919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:07,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17872 states to 17872 states and 50919 transitions. [2021-08-21 11:51:07,010 INFO L78 Accepts]: Start accepts. Automaton has 17872 states and 50919 transitions. Word has length 42 [2021-08-21 11:51:07,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:51:07,012 INFO L470 AbstractCegarLoop]: Abstraction has 17872 states and 50919 transitions. [2021-08-21 11:51:07,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:07,012 INFO L276 IsEmpty]: Start isEmpty. Operand 17872 states and 50919 transitions. [2021-08-21 11:51:07,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-08-21 11:51:07,013 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:51:07,013 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:51:07,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-21 11:51:07,014 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-21 11:51:07,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:51:07,014 INFO L82 PathProgramCache]: Analyzing trace with hash 974843877, now seen corresponding path program 1 times [2021-08-21 11:51:07,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:51:07,014 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594038175] [2021-08-21 11:51:07,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:51:07,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:51:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:51:07,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:51:07,104 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:51:07,106 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594038175] [2021-08-21 11:51:07,106 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594038175] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-21 11:51:07,106 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1216367649] [2021-08-21 11:51:07,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:51:07,107 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-21 11:51:07,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 11:51:07,108 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-21 11:51:07,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-21 11:51:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:51:07,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-21 11:51:07,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-21 11:51:07,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:51:07,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1216367649] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-21 11:51:07,756 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-21 11:51:07,756 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-21 11:51:07,756 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158692499] [2021-08-21 11:51:07,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-21 11:51:07,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:51:07,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-21 11:51:07,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-21 11:51:07,757 INFO L87 Difference]: Start difference. First operand 17872 states and 50919 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:07,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:51:07,902 INFO L93 Difference]: Finished difference Result 17564 states and 50314 transitions. [2021-08-21 11:51:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-21 11:51:07,903 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 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) Word has length 52 [2021-08-21 11:51:07,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:51:07,948 INFO L225 Difference]: With dead ends: 17564 [2021-08-21 11:51:07,948 INFO L226 Difference]: Without dead ends: 17564 [2021-08-21 11:51:07,949 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 58.7ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-08-21 11:51:07,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17564 states. [2021-08-21 11:51:08,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17564 to 17564. [2021-08-21 11:51:08,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17564 states, 17562 states have (on average 2.864935656531147) internal successors, (50314), 17563 states have internal predecessors, (50314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:08,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17564 states to 17564 states and 50314 transitions. [2021-08-21 11:51:08,336 INFO L78 Accepts]: Start accepts. Automaton has 17564 states and 50314 transitions. Word has length 52 [2021-08-21 11:51:08,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 11:51:08,336 INFO L470 AbstractCegarLoop]: Abstraction has 17564 states and 50314 transitions. [2021-08-21 11:51:08,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:08,337 INFO L276 IsEmpty]: Start isEmpty. Operand 17564 states and 50314 transitions. [2021-08-21 11:51:08,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-08-21 11:51:08,338 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:51:08,338 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:51:08,357 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-08-21 11:51:08,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-08-21 11:51:08,553 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-21 11:51:08,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:51:08,554 INFO L82 PathProgramCache]: Analyzing trace with hash 1941780981, now seen corresponding path program 1 times [2021-08-21 11:51:08,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:51:08,554 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884679354] [2021-08-21 11:51:08,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:51:08,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:51:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-21 11:51:08,579 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-21 11:51:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-21 11:51:08,608 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-21 11:51:08,608 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-21 11:51:08,608 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-21 11:51:08,608 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 11:51:08,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-21 11:51:08,609 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-21 11:51:08,609 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-08-21 11:51:08,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,631 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,631 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,631 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,631 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,631 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,631 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,631 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,631 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,634 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,635 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,636 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,636 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,636 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,636 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,640 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,642 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,644 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,644 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,661 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,661 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,662 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,662 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,663 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,663 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,663 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,663 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,665 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,665 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,665 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,665 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 11:51:08,669 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-08-21 11:51:08,670 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-21 11:51:08,670 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-21 11:51:08,670 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-21 11:51:08,672 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 162 places, 181 transitions, 392 flow [2021-08-21 11:51:22,382 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 591103 states, 591098 states have (on average 4.57197791229204) internal successors, (2702487), 591102 states have internal predecessors, (2702487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:23,379 INFO L276 IsEmpty]: Start isEmpty. Operand has 591103 states, 591098 states have (on average 4.57197791229204) internal successors, (2702487), 591102 states have internal predecessors, (2702487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:23,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-08-21 11:51:23,380 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 11:51:23,380 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 11:51:23,380 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-21 11:51:23,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 11:51:23,381 INFO L82 PathProgramCache]: Analyzing trace with hash 114784485, now seen corresponding path program 1 times [2021-08-21 11:51:23,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 11:51:23,381 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249768707] [2021-08-21 11:51:23,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 11:51:23,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 11:51:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 11:51:23,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 11:51:23,403 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 11:51:23,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249768707] [2021-08-21 11:51:23,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249768707] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 11:51:23,404 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 11:51:23,404 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-21 11:51:23,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986596935] [2021-08-21 11:51:23,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-21 11:51:23,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 11:51:23,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-21 11:51:23,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-21 11:51:26,088 INFO L87 Difference]: Start difference. First operand has 591103 states, 591098 states have (on average 4.57197791229204) internal successors, (2702487), 591102 states have internal predecessors, (2702487), 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) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 11:51:34,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 11:51:34,172 INFO L93 Difference]: Finished difference Result 568338 states and 2170922 transitions. [2021-08-21 11:51:34,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 11:51:34,172 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) Word has length 42 [2021-08-21 11:51:34,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 11:51:39,494 INFO L225 Difference]: With dead ends: 568338 [2021-08-21 11:51:39,494 INFO L226 Difference]: Without dead ends: 500043 [2021-08-21 11:51:39,494 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-21 11:51:41,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500043 states. [2021-08-21 11:52:07,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500043 to 500043. [2021-08-21 11:52:09,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500043 states, 500038 states have (on average 3.814706082337742) internal successors, (1907498), 500042 states have internal predecessors, (1907498), 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)