/usr/bin/java -Xmx16000000000 -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-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_93-evilcollapse_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 13:54:28,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 13:54:28,961 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 13:54:28,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-11 13:54:28,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-11 13:54:29,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-11 13:54:29,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-11 13:54:29,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-11 13:54:29,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-11 13:54:29,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-11 13:54:29,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-11 13:54:29,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-11 13:54:29,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 13:54:29,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 13:54:29,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 13:54:29,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 13:54:29,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 13:54:29,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 13:54:29,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 13:54:29,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 13:54:29,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 13:54:29,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 13:54:29,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 13:54:29,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 13:54:29,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-11 13:54:29,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-11 13:54:29,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-11 13:54:29,051 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-11 13:54:29,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-11 13:54:29,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-11 13:54:29,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-11 13:54:29,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-11 13:54:29,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-11 13:54:29,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 13:54:29,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 13:54:29,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 13:54:29,058 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-SemanticLbe.epf [2021-03-11 13:54:29,091 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 13:54:29,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 13:54:29,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 13:54:29,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 13:54:29,095 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 13:54:29,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 13:54:29,095 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 13:54:29,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 13:54:29,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 13:54:29,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 13:54:29,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 13:54:29,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 13:54:29,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 13:54:29,097 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 13:54:29,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 13:54:29,097 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 13:54:29,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 13:54:29,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 13:54:29,098 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 13:54:29,098 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 13:54:29,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 13:54:29,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 13:54:29,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 13:54:29,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 13:54:29,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 13:54:29,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 13:54:29,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 13:54:29,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-11 13:54:29,100 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 13:54:29,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 13:54:29,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 13:54:29,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 13:54:29,431 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-11 13:54:29,431 INFO L275 PluginConnector]: CDTParser initialized [2021-03-11 13:54:29,432 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2021-03-11 13:54:29,483 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16e91ee9c/d861049047eb422d8250aa65407d2af0/FLAG8628e3033 [2021-03-11 13:54:29,880 INFO L306 CDTParser]: Found 1 translation units. [2021-03-11 13:54:29,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2021-03-11 13:54:29,895 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16e91ee9c/d861049047eb422d8250aa65407d2af0/FLAG8628e3033 [2021-03-11 13:54:30,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16e91ee9c/d861049047eb422d8250aa65407d2af0 [2021-03-11 13:54:30,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 13:54:30,236 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-11 13:54:30,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-11 13:54:30,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-11 13:54:30,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-11 13:54:30,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 01:54:30" (1/1) ... [2021-03-11 13:54:30,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ebb8d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:54:30, skipping insertion in model container [2021-03-11 13:54:30,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 01:54:30" (1/1) ... [2021-03-11 13:54:30,251 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-11 13:54:30,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-11 13:54:30,633 WARN L226 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_93-evilcollapse_racefree.i[46775,46788] [2021-03-11 13:54:30,642 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-11 13:54:30,643 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-11 13:54:30,643 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-11 13:54:30,644 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-11 13:54:30,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 13:54:30,674 INFO L203 MainTranslator]: Completed pre-run [2021-03-11 13:54:30,700 WARN L226 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_93-evilcollapse_racefree.i[46775,46788] [2021-03-11 13:54:30,702 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-11 13:54:30,703 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-11 13:54:30,703 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-11 13:54:30,703 WARN L1501 CHandler]: Possible shadowing of function new [2021-03-11 13:54:30,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 13:54:30,851 INFO L208 MainTranslator]: Completed translation [2021-03-11 13:54:30,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:54:30 WrapperNode [2021-03-11 13:54:30,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-11 13:54:30,855 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 13:54:30,855 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 13:54:30,855 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 13:54:30,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:54:30" (1/1) ... [2021-03-11 13:54:30,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:54:30" (1/1) ... [2021-03-11 13:54:30,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 13:54:30,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 13:54:30,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 13:54:30,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 13:54:30,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:54:30" (1/1) ... [2021-03-11 13:54:30,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:54:30" (1/1) ... [2021-03-11 13:54:30,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:54:30" (1/1) ... [2021-03-11 13:54:30,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:54:30" (1/1) ... [2021-03-11 13:54:30,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:54:30" (1/1) ... [2021-03-11 13:54:30,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:54:30" (1/1) ... [2021-03-11 13:54:30,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:54:30" (1/1) ... [2021-03-11 13:54:30,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 13:54:30,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 13:54:30,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 13:54:30,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 13:54:30,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:54:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 13:54:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-11 13:54:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-03-11 13:54:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-11 13:54:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-11 13:54:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-11 13:54:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-11 13:54:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-03-11 13:54:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-03-11 13:54:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-03-11 13:54:31,075 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-03-11 13:54:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-11 13:54:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 13:54:31,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 13:54:31,076 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-11 13:54:31,642 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 13:54:31,642 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-03-11 13:54:31,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 01:54:31 BoogieIcfgContainer [2021-03-11 13:54:31,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 13:54:31,645 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 13:54:31,645 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 13:54:31,647 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 13:54:31,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.03 01:54:30" (1/3) ... [2021-03-11 13:54:31,648 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64bddfbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 01:54:31, skipping insertion in model container [2021-03-11 13:54:31,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:54:30" (2/3) ... [2021-03-11 13:54:31,648 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64bddfbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 01:54:31, skipping insertion in model container [2021-03-11 13:54:31,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 01:54:31" (3/3) ... [2021-03-11 13:54:31,649 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_93-evilcollapse_racefree.i [2021-03-11 13:54:31,654 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-11 13:54:31,654 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 13:54:31,658 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-11 13:54:31,658 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 13:54:31,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,691 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,691 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,693 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,693 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,697 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,697 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,697 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,697 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,697 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,697 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,697 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,698 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,698 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,700 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,700 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,700 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,700 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,703 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,703 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,703 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,703 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,703 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,703 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,703 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,703 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,704 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,704 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,705 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,705 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,707 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,707 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,708 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,708 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,709 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,709 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,714 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,714 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,714 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,714 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,716 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,716 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,717 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,717 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,717 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,717 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,717 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,718 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,718 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,718 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,718 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,718 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,718 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,718 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,718 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,719 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,719 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,719 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,719 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,721 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,721 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,721 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,721 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,721 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,721 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,722 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,722 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,724 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,724 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:54:31,728 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-03-11 13:54:31,742 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-03-11 13:54:31,764 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 13:54:31,764 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-11 13:54:31,765 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 13:54:31,765 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 13:54:31,765 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 13:54:31,765 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 13:54:31,765 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 13:54:31,765 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 13:54:31,782 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-11 13:54:31,790 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 202 places, 226 transitions, 460 flow [2021-03-11 13:54:31,792 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 202 places, 226 transitions, 460 flow [2021-03-11 13:54:31,794 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 202 places, 226 transitions, 460 flow [2021-03-11 13:54:31,866 INFO L129 PetriNetUnfolder]: 29/240 cut-off events. [2021-03-11 13:54:31,866 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2021-03-11 13:54:31,871 INFO L84 FinitePrefix]: Finished finitePrefix Result has 246 conditions, 240 events. 29/240 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 515 event pairs, 0 based on Foata normal form. 0/207 useless extension candidates. Maximal degree in co-relation 130. Up to 4 conditions per place. [2021-03-11 13:54:31,876 INFO L116 LiptonReduction]: Number of co-enabled transitions 3230 [2021-03-11 13:54:37,073 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2021-03-11 13:54:37,223 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2021-03-11 13:54:37,545 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-11 13:54:37,671 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-03-11 13:54:37,857 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-11 13:54:37,975 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-03-11 13:54:39,025 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2021-03-11 13:54:39,299 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2021-03-11 13:54:40,077 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-03-11 13:54:40,424 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-03-11 13:54:41,049 WARN L205 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-03-11 13:54:41,664 WARN L205 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-03-11 13:54:48,051 WARN L205 SmtUtils]: Spent 5.66 s on a formula simplification that was a NOOP. DAG size: 184 [2021-03-11 13:54:55,501 WARN L205 SmtUtils]: Spent 7.45 s on a formula simplification that was a NOOP. DAG size: 176 [2021-03-11 13:54:59,910 WARN L205 SmtUtils]: Spent 4.41 s on a formula simplification that was a NOOP. DAG size: 184 [2021-03-11 13:55:05,166 WARN L205 SmtUtils]: Spent 5.26 s on a formula simplification that was a NOOP. DAG size: 176 [2021-03-11 13:55:05,290 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-11 13:55:05,402 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-11 13:55:05,520 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-11 13:55:05,639 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-11 13:55:05,677 INFO L131 LiptonReduction]: Checked pairs total: 3592 [2021-03-11 13:55:05,678 INFO L133 LiptonReduction]: Total number of compositions: 230 [2021-03-11 13:55:05,684 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 39 transitions, 86 flow [2021-03-11 13:55:05,694 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 107 states, 100 states have (on average 2.71) internal successors, (271), 106 states have internal predecessors, (271), 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) [2021-03-11 13:55:05,696 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 100 states have (on average 2.71) internal successors, (271), 106 states have internal predecessors, (271), 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) [2021-03-11 13:55:05,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-03-11 13:55:05,700 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:55:05,700 INFO L519 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2021-03-11 13:55:05,701 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:55:05,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:55:05,705 INFO L82 PathProgramCache]: Analyzing trace with hash -1837021347, now seen corresponding path program 1 times [2021-03-11 13:55:05,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:55:05,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493532718] [2021-03-11 13:55:05,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:55:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:55:05,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:05,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:05,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:05,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:05,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:55:05,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493532718] [2021-03-11 13:55:05,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 13:55:05,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 13:55:05,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157926443] [2021-03-11 13:55:05,876 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 13:55:05,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:55:05,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 13:55:05,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 13:55:05,887 INFO L87 Difference]: Start difference. First operand has 107 states, 100 states have (on average 2.71) internal successors, (271), 106 states have internal predecessors, (271), 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 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2021-03-11 13:55:06,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:55:06,015 INFO L93 Difference]: Finished difference Result 109 states and 211 transitions. [2021-03-11 13:55:06,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 13:55:06,019 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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 7 [2021-03-11 13:55:06,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:55:06,026 INFO L225 Difference]: With dead ends: 109 [2021-03-11 13:55:06,026 INFO L226 Difference]: Without dead ends: 102 [2021-03-11 13:55:06,027 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 13:55:06,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2021-03-11 13:55:06,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 101. [2021-03-11 13:55:06,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 97 states have (on average 2.0412371134020617) internal successors, (198), 100 states have internal predecessors, (198), 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) [2021-03-11 13:55:06,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 198 transitions. [2021-03-11 13:55:06,058 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 198 transitions. Word has length 7 [2021-03-11 13:55:06,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:55:06,058 INFO L480 AbstractCegarLoop]: Abstraction has 101 states and 198 transitions. [2021-03-11 13:55:06,059 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2021-03-11 13:55:06,059 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 198 transitions. [2021-03-11 13:55:06,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-03-11 13:55:06,059 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:55:06,059 INFO L519 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 13:55:06,059 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-11 13:55:06,060 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:55:06,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:55:06,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1010071095, now seen corresponding path program 1 times [2021-03-11 13:55:06,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:55:06,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465643665] [2021-03-11 13:55:06,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:55:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:55:06,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:06,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,120 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:55:06,120 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465643665] [2021-03-11 13:55:06,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 13:55:06,124 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 13:55:06,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172803867] [2021-03-11 13:55:06,125 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 13:55:06,126 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:55:06,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 13:55:06,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 13:55:06,130 INFO L87 Difference]: Start difference. First operand 101 states and 198 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-03-11 13:55:06,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:55:06,259 INFO L93 Difference]: Finished difference Result 102 states and 199 transitions. [2021-03-11 13:55:06,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 13:55:06,260 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 9 [2021-03-11 13:55:06,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:55:06,263 INFO L225 Difference]: With dead ends: 102 [2021-03-11 13:55:06,263 INFO L226 Difference]: Without dead ends: 102 [2021-03-11 13:55:06,263 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 13:55:06,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2021-03-11 13:55:06,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2021-03-11 13:55:06,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 98 states have (on average 2.0306122448979593) internal successors, (199), 101 states have internal predecessors, (199), 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) [2021-03-11 13:55:06,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 199 transitions. [2021-03-11 13:55:06,288 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 199 transitions. Word has length 9 [2021-03-11 13:55:06,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:55:06,288 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 199 transitions. [2021-03-11 13:55:06,288 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-03-11 13:55:06,288 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 199 transitions. [2021-03-11 13:55:06,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-03-11 13:55:06,289 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:55:06,289 INFO L519 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 13:55:06,289 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-11 13:55:06,289 INFO L428 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:55:06,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:55:06,290 INFO L82 PathProgramCache]: Analyzing trace with hash -2041581993, now seen corresponding path program 1 times [2021-03-11 13:55:06,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:55:06,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923144427] [2021-03-11 13:55:06,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:55:06,309 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-11 13:55:06,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1525604157] [2021-03-11 13:55:06,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:55:06,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:55:06,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-11 13:55:06,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:55:06,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:06,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:06,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:06,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:06,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:06,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:06,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:06,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:06,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:06,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:06,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:06,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:06,567 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 13:55:06,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:06,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:06,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:55:06,605 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923144427] [2021-03-11 13:55:06,605 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-11 13:55:06,605 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1525604157] [2021-03-11 13:55:06,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-11 13:55:06,606 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2021-03-11 13:55:06,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586138323] [2021-03-11 13:55:06,606 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 13:55:06,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:55:06,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 13:55:06,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-11 13:55:06,607 INFO L87 Difference]: Start difference. First operand 102 states and 199 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) [2021-03-11 13:55:06,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:55:06,733 INFO L93 Difference]: Finished difference Result 103 states and 200 transitions. [2021-03-11 13:55:06,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-11 13:55:06,734 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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 10 [2021-03-11 13:55:06,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:55:06,735 INFO L225 Difference]: With dead ends: 103 [2021-03-11 13:55:06,735 INFO L226 Difference]: Without dead ends: 103 [2021-03-11 13:55:06,735 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-11 13:55:06,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-03-11 13:55:06,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-03-11 13:55:06,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 99 states have (on average 2.0202020202020203) internal successors, (200), 102 states have internal predecessors, (200), 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) [2021-03-11 13:55:06,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 200 transitions. [2021-03-11 13:55:06,745 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 200 transitions. Word has length 10 [2021-03-11 13:55:06,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:55:06,745 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 200 transitions. [2021-03-11 13:55:06,746 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) [2021-03-11 13:55:06,746 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 200 transitions. [2021-03-11 13:55:06,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-03-11 13:55:06,746 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:55:06,746 INFO L519 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 13:55:06,961 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-03-11 13:55:06,961 INFO L428 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:55:06,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:55:06,962 INFO L82 PathProgramCache]: Analyzing trace with hash 2141420087, now seen corresponding path program 2 times [2021-03-11 13:55:06,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:55:06,962 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676534682] [2021-03-11 13:55:06,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:55:06,987 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-11 13:55:06,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1172515528] [2021-03-11 13:55:06,988 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:55:07,097 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 13:55:07,097 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 13:55:07,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-11 13:55:07,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:55:07,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:07,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:07,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:07,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:07,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:07,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:07,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:07,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:07,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:07,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:07,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:07,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:07,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,141 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 13:55:07,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,165 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:55:07,165 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676534682] [2021-03-11 13:55:07,165 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-11 13:55:07,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1172515528] [2021-03-11 13:55:07,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-11 13:55:07,166 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-03-11 13:55:07,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542047306] [2021-03-11 13:55:07,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 13:55:07,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:55:07,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 13:55:07,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-03-11 13:55:07,168 INFO L87 Difference]: Start difference. First operand 103 states and 200 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2021-03-11 13:55:07,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:55:07,406 INFO L93 Difference]: Finished difference Result 104 states and 201 transitions. [2021-03-11 13:55:07,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 13:55:07,411 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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 11 [2021-03-11 13:55:07,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:55:07,412 INFO L225 Difference]: With dead ends: 104 [2021-03-11 13:55:07,412 INFO L226 Difference]: Without dead ends: 104 [2021-03-11 13:55:07,412 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.2ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-03-11 13:55:07,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2021-03-11 13:55:07,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2021-03-11 13:55:07,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 100 states have (on average 2.01) internal successors, (201), 103 states have internal predecessors, (201), 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) [2021-03-11 13:55:07,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 201 transitions. [2021-03-11 13:55:07,419 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 201 transitions. Word has length 11 [2021-03-11 13:55:07,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:55:07,419 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 201 transitions. [2021-03-11 13:55:07,420 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2021-03-11 13:55:07,420 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 201 transitions. [2021-03-11 13:55:07,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-03-11 13:55:07,420 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:55:07,420 INFO L519 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 13:55:07,621 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:55:07,621 INFO L428 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:55:07,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:55:07,622 INFO L82 PathProgramCache]: Analyzing trace with hash -1329501609, now seen corresponding path program 3 times [2021-03-11 13:55:07,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:55:07,622 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796827730] [2021-03-11 13:55:07,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:55:07,636 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-11 13:55:07,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1550106714] [2021-03-11 13:55:07,636 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:55:07,747 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-11 13:55:07,748 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 13:55:07,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-11 13:55:07,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:55:07,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:07,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:07,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:07,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:07,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:07,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:07,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:07,792 INFO L142 QuantifierPusher]: treesize reduction 272, result has 0.4 percent of original size [2021-03-11 13:55:07,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:07,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:07,813 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-03-11 13:55:07,813 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796827730] [2021-03-11 13:55:07,813 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-11 13:55:07,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1550106714] [2021-03-11 13:55:07,814 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-11 13:55:07,814 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2021-03-11 13:55:07,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221526784] [2021-03-11 13:55:07,814 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 13:55:07,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:55:07,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 13:55:07,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-11 13:55:07,815 INFO L87 Difference]: Start difference. First operand 104 states and 201 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2021-03-11 13:55:07,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:55:07,921 INFO L93 Difference]: Finished difference Result 113 states and 212 transitions. [2021-03-11 13:55:07,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-11 13:55:07,928 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 12 [2021-03-11 13:55:07,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:55:07,929 INFO L225 Difference]: With dead ends: 113 [2021-03-11 13:55:07,929 INFO L226 Difference]: Without dead ends: 113 [2021-03-11 13:55:07,929 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-11 13:55:07,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-03-11 13:55:07,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 109. [2021-03-11 13:55:07,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 105 states have (on average 1.9714285714285715) internal successors, (207), 108 states have internal predecessors, (207), 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) [2021-03-11 13:55:07,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 207 transitions. [2021-03-11 13:55:07,936 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 207 transitions. Word has length 12 [2021-03-11 13:55:07,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:55:07,936 INFO L480 AbstractCegarLoop]: Abstraction has 109 states and 207 transitions. [2021-03-11 13:55:07,937 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2021-03-11 13:55:07,937 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 207 transitions. [2021-03-11 13:55:07,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-03-11 13:55:07,937 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:55:07,937 INFO L519 BasicCegarLoop]: trace histogram [6, 2, 2, 2, 1, 1, 1, 1, 1] [2021-03-11 13:55:08,153 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:55:08,153 INFO L428 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:55:08,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:55:08,155 INFO L82 PathProgramCache]: Analyzing trace with hash 702682013, now seen corresponding path program 4 times [2021-03-11 13:55:08,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:55:08,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203417663] [2021-03-11 13:55:08,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:55:08,178 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-11 13:55:08,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [284675014] [2021-03-11 13:55:08,178 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:55:08,330 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-11 13:55:08,330 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 13:55:08,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 13:55:08,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:55:08,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:08,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:08,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:08,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:08,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:08,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:08,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:08,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:08,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:08,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:08,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:08,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:08,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:08,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:08,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:08,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:08,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:08,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:08,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:08,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:08,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:08,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:08,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:08,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:55:08,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:55:08,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:55:08,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:08,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:55:08,397 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 13:55:08,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:55:08,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:55:08,424 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-03-11 13:55:08,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203417663] [2021-03-11 13:55:08,424 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-03-11 13:55:08,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [284675014] [2021-03-11 13:55:08,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-03-11 13:55:08,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2021-03-11 13:55:08,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967685998] [2021-03-11 13:55:08,424 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 13:55:08,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:55:08,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 13:55:08,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-11 13:55:08,425 INFO L87 Difference]: Start difference. First operand 109 states and 207 transitions. Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 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) [2021-03-11 13:55:08,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:55:08,934 INFO L93 Difference]: Finished difference Result 111 states and 209 transitions. [2021-03-11 13:55:08,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 13:55:08,935 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 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 17 [2021-03-11 13:55:08,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:55:08,936 INFO L225 Difference]: With dead ends: 111 [2021-03-11 13:55:08,936 INFO L226 Difference]: Without dead ends: 111 [2021-03-11 13:55:08,936 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.7ms TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-11 13:55:08,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-03-11 13:55:08,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2021-03-11 13:55:08,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 107 states have (on average 1.9532710280373833) internal successors, (209), 110 states have internal predecessors, (209), 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) [2021-03-11 13:55:08,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 209 transitions. [2021-03-11 13:55:08,945 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 209 transitions. Word has length 17 [2021-03-11 13:55:08,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:55:08,946 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 209 transitions. [2021-03-11 13:55:08,946 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 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) [2021-03-11 13:55:08,946 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 209 transitions. [2021-03-11 13:55:08,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-03-11 13:55:08,946 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:55:08,946 INFO L519 BasicCegarLoop]: trace histogram [8, 2, 2, 2, 1, 1, 1, 1, 1] [2021-03-11 13:55:09,164 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:55:09,165 INFO L428 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:55:09,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:55:09,165 INFO L82 PathProgramCache]: Analyzing trace with hash 684698001, now seen corresponding path program 5 times [2021-03-11 13:55:09,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:55:09,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420001923] [2021-03-11 13:55:09,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:55:09,183 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-03-11 13:55:09,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [519483576] [2021-03-11 13:55:09,183 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown