/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-New_States.epf -i ../../../trunk/examples/svcomp/pthread/stack-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-12 09:36:42,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-12 09:36:42,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-12 09:36:42,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-12 09:36:42,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-12 09:36:42,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-12 09:36:42,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-12 09:36:42,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-12 09:36:42,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-12 09:36:42,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-12 09:36:42,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-12 09:36:42,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-12 09:36:42,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-12 09:36:42,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-12 09:36:42,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-12 09:36:42,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-12 09:36:42,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-12 09:36:42,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-12 09:36:42,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-12 09:36:42,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-12 09:36:42,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-12 09:36:42,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-12 09:36:42,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-12 09:36:42,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-12 09:36:42,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-12 09:36:42,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-12 09:36:42,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-12 09:36:42,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-12 09:36:42,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-12 09:36:42,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-12 09:36:42,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-12 09:36:42,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-12 09:36:42,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-12 09:36:42,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-12 09:36:42,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-12 09:36:42,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-12 09:36:42,336 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-New_States.epf [2020-11-12 09:36:42,389 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-12 09:36:42,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-12 09:36:42,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-12 09:36:42,394 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-12 09:36:42,395 INFO L138 SettingsManager]: * Use SBE=true [2020-11-12 09:36:42,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-12 09:36:42,395 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-12 09:36:42,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-12 09:36:42,395 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-12 09:36:42,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-12 09:36:42,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-12 09:36:42,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-12 09:36:42,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-12 09:36:42,398 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-12 09:36:42,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-12 09:36:42,398 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-12 09:36:42,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-12 09:36:42,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-12 09:36:42,399 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-12 09:36:42,399 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-12 09:36:42,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-12 09:36:42,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-12 09:36:42,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-12 09:36:42,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-12 09:36:42,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-12 09:36:42,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-12 09:36:42,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-12 09:36:42,401 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-11-12 09:36:42,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-12 09:36:42,401 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-12 09:36:42,401 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-12 09:36:42,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-12 09:36:42,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-12 09:36:42,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-12 09:36:42,860 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-12 09:36:42,867 INFO L275 PluginConnector]: CDTParser initialized [2020-11-12 09:36:42,869 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack-1.i [2020-11-12 09:36:42,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50b275a50/a195e1d4ec4f400caf48e01279d6f49f/FLAG648d5fefe [2020-11-12 09:36:43,773 INFO L306 CDTParser]: Found 1 translation units. [2020-11-12 09:36:43,774 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-1.i [2020-11-12 09:36:43,806 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50b275a50/a195e1d4ec4f400caf48e01279d6f49f/FLAG648d5fefe [2020-11-12 09:36:44,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50b275a50/a195e1d4ec4f400caf48e01279d6f49f [2020-11-12 09:36:44,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-12 09:36:44,058 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-12 09:36:44,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-12 09:36:44,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-12 09:36:44,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-12 09:36:44,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 09:36:44" (1/1) ... [2020-11-12 09:36:44,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d9126bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:36:44, skipping insertion in model container [2020-11-12 09:36:44,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 09:36:44" (1/1) ... [2020-11-12 09:36:44,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-12 09:36:44,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-12 09:36:44,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 09:36:44,742 INFO L203 MainTranslator]: Completed pre-run [2020-11-12 09:36:44,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 09:36:45,065 INFO L208 MainTranslator]: Completed translation [2020-11-12 09:36:45,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:36:45 WrapperNode [2020-11-12 09:36:45,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-12 09:36:45,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-12 09:36:45,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-12 09:36:45,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-12 09:36:45,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:36:45" (1/1) ... [2020-11-12 09:36:45,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:36:45" (1/1) ... [2020-11-12 09:36:45,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-12 09:36:45,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-12 09:36:45,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-12 09:36:45,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-12 09:36:45,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:36:45" (1/1) ... [2020-11-12 09:36:45,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:36:45" (1/1) ... [2020-11-12 09:36:45,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:36:45" (1/1) ... [2020-11-12 09:36:45,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:36:45" (1/1) ... [2020-11-12 09:36:45,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:36:45" (1/1) ... [2020-11-12 09:36:45,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:36:45" (1/1) ... [2020-11-12 09:36:45,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:36:45" (1/1) ... [2020-11-12 09:36:45,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-12 09:36:45,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-12 09:36:45,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-12 09:36:45,170 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-12 09:36:45,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:36:45" (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 [2020-11-12 09:36:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-12 09:36:45,266 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-12 09:36:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-12 09:36:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-12 09:36:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-12 09:36:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-12 09:36:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-12 09:36:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-12 09:36:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-12 09:36:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-12 09:36:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-12 09:36:45,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-12 09:36:45,273 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-12 09:36:45,839 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-12 09:36:45,840 INFO L298 CfgBuilder]: Removed 28 assume(true) statements. [2020-11-12 09:36:45,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:36:45 BoogieIcfgContainer [2020-11-12 09:36:45,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-12 09:36:45,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-12 09:36:45,849 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-12 09:36:45,854 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-12 09:36:45,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 09:36:44" (1/3) ... [2020-11-12 09:36:45,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ca2eaa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 09:36:45, skipping insertion in model container [2020-11-12 09:36:45,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:36:45" (2/3) ... [2020-11-12 09:36:45,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ca2eaa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 09:36:45, skipping insertion in model container [2020-11-12 09:36:45,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:36:45" (3/3) ... [2020-11-12 09:36:45,858 INFO L111 eAbstractionObserver]: Analyzing ICFG stack-1.i [2020-11-12 09:36:45,876 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-12 09:36:45,877 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-12 09:36:45,881 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-12 09:36:45,882 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-12 09:36:45,958 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,959 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,959 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,959 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,959 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,960 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,960 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,960 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,961 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,961 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,961 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,962 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,962 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,962 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,962 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,963 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,963 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,963 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,963 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,964 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,965 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,965 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,965 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,966 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,966 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,967 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,967 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,968 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,969 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,969 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,969 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,970 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,970 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,970 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,971 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,971 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,972 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,973 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,973 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,973 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,974 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,974 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,974 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,975 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,975 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,975 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,975 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,976 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,977 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,977 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,978 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,978 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,978 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,979 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,979 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,979 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,980 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,980 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,980 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,980 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,981 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,981 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,981 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,982 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,982 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,983 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,983 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,983 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,983 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,984 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,984 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,984 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,984 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,985 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,985 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,986 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,988 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,988 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,989 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,989 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,990 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,990 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,990 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,991 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,992 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,992 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,993 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,993 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,994 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,994 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,994 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,994 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,995 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,996 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:45,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,000 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,001 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,009 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,011 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,011 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,011 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,012 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,012 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,012 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,012 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,013 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,014 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,024 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,024 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,024 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,025 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,025 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,026 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,028 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,028 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,028 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,029 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,029 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,029 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,030 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,030 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,030 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,031 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,031 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,031 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,032 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,033 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,033 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,033 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,034 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,034 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,035 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,035 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,035 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,035 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,036 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,036 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,036 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,036 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,037 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,037 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,037 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,037 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,037 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,038 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,038 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,040 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,041 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,041 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,043 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,056 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,056 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,057 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,068 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,068 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,068 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,069 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,071 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,071 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,071 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,071 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,072 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,072 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,073 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,073 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,073 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,073 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,074 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,074 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,074 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,074 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,074 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,075 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,075 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,076 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,080 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,080 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,080 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,081 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,081 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,081 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,081 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,081 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,082 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,082 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,082 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,082 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,082 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,083 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,083 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,083 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,083 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,083 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,084 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,084 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,091 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,091 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,092 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,092 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,092 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,092 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,093 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,094 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,094 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,094 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,095 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,095 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,096 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,096 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 09:36:46,111 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-11-12 09:36:46,127 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-11-12 09:36:46,171 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 09:36:46,172 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 09:36:46,172 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 09:36:46,172 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 09:36:46,172 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 09:36:46,172 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 09:36:46,172 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 09:36:46,173 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 09:36:46,198 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 149 places, 156 transitions, 334 flow [2020-11-12 09:36:46,711 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7209 states, 7205 states have (on average 2.822761970853574) internal successors, (20338), 7208 states have internal predecessors, (20338), 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) [2020-11-12 09:36:49,127 WARN L455 BasicCegarLoop]: Sleep Set Reduction Time: 2406ms [2020-11-12 09:36:49,153 WARN L456 BasicCegarLoop]: Sleep set: input automaton has 7209 states, 7205 states have (on average 2.822761970853574) internal successors, (20338), 7208 states have internal predecessors, (20338), 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) [2020-11-12 09:36:49,511 WARN L457 BasicCegarLoop]: Sleep set: output automaton has 91620 states, 87303 states have (on average 1.2837130453707204) internal successors, (112072), 91619 states have internal predecessors, (112072), 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) [2020-11-12 09:36:49,695 INFO L276 IsEmpty]: Start isEmpty. Operand has 91620 states, 87303 states have (on average 1.2837130453707204) internal successors, (112072), 91619 states have internal predecessors, (112072), 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) [2020-11-12 09:36:49,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-12 09:36:49,717 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 09:36:49,718 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 09:36:49,719 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 09:36:49,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 09:36:49,729 INFO L82 PathProgramCache]: Analyzing trace with hash 318230375, now seen corresponding path program 1 times [2020-11-12 09:36:49,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 09:36:49,881 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336885935] [2020-11-12 09:36:49,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 09:36:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 09:36:50,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 09:36:50,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336885935] [2020-11-12 09:36:50,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 09:36:50,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-12 09:36:50,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412528493] [2020-11-12 09:36:50,311 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 09:36:50,312 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 09:36:50,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 09:36:50,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 09:36:50,446 INFO L87 Difference]: Start difference. First operand has 91620 states, 87303 states have (on average 1.2837130453707204) internal successors, (112072), 91619 states have internal predecessors, (112072), 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 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2020-11-12 09:36:50,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 09:36:50,753 INFO L93 Difference]: Finished difference Result 18549 states and 21508 transitions. [2020-11-12 09:36:50,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 09:36:50,757 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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 54 [2020-11-12 09:36:50,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 09:36:50,840 INFO L225 Difference]: With dead ends: 18549 [2020-11-12 09:36:50,840 INFO L226 Difference]: Without dead ends: 10833 [2020-11-12 09:36:50,843 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 09:36:50,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10833 states. [2020-11-12 09:36:51,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10833 to 7896. [2020-11-12 09:36:51,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7896 states, 7758 states have (on average 1.2557360144367105) internal successors, (9742), 7895 states have internal predecessors, (9742), 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) [2020-11-12 09:36:51,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7896 states to 7896 states and 9742 transitions. [2020-11-12 09:36:51,255 INFO L78 Accepts]: Start accepts. Automaton has 7896 states and 9742 transitions. Word has length 54 [2020-11-12 09:36:51,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 09:36:51,256 INFO L481 AbstractCegarLoop]: Abstraction has 7896 states and 9742 transitions. [2020-11-12 09:36:51,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2020-11-12 09:36:51,257 INFO L276 IsEmpty]: Start isEmpty. Operand 7896 states and 9742 transitions. [2020-11-12 09:36:51,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-12 09:36:51,264 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 09:36:51,265 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 09:36:51,265 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-12 09:36:51,265 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 09:36:51,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 09:36:51,268 INFO L82 PathProgramCache]: Analyzing trace with hash -232997273, now seen corresponding path program 1 times [2020-11-12 09:36:51,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 09:36:51,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722842046] [2020-11-12 09:36:51,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 09:36:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 09:36:51,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 09:36:51,407 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722842046] [2020-11-12 09:36:51,407 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 09:36:51,408 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-12 09:36:51,408 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189790438] [2020-11-12 09:36:51,410 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 09:36:51,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 09:36:51,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 09:36:51,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-12 09:36:51,411 INFO L87 Difference]: Start difference. First operand 7896 states and 9742 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 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) [2020-11-12 09:36:51,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 09:36:51,540 INFO L93 Difference]: Finished difference Result 11866 states and 14616 transitions. [2020-11-12 09:36:51,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-12 09:36:51,541 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 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 67 [2020-11-12 09:36:51,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 09:36:51,695 INFO L225 Difference]: With dead ends: 11866 [2020-11-12 09:36:51,696 INFO L226 Difference]: Without dead ends: 11866 [2020-11-12 09:36:51,697 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-12 09:36:51,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11866 states. [2020-11-12 09:36:51,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11866 to 7998. [2020-11-12 09:36:52,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7998 states, 7860 states have (on average 1.2650127226463104) internal successors, (9943), 7997 states have internal predecessors, (9943), 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) [2020-11-12 09:36:52,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7998 states to 7998 states and 9943 transitions. [2020-11-12 09:36:52,104 INFO L78 Accepts]: Start accepts. Automaton has 7998 states and 9943 transitions. Word has length 67 [2020-11-12 09:36:52,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 09:36:52,105 INFO L481 AbstractCegarLoop]: Abstraction has 7998 states and 9943 transitions. [2020-11-12 09:36:52,105 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 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) [2020-11-12 09:36:52,105 INFO L276 IsEmpty]: Start isEmpty. Operand 7998 states and 9943 transitions. [2020-11-12 09:36:52,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-12 09:36:52,111 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 09:36:52,111 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 09:36:52,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-12 09:36:52,112 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 09:36:52,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 09:36:52,112 INFO L82 PathProgramCache]: Analyzing trace with hash -1631203615, now seen corresponding path program 1 times [2020-11-12 09:36:52,113 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 09:36:52,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466882029] [2020-11-12 09:36:52,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 09:36:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 09:36:52,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 09:36:52,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466882029] [2020-11-12 09:36:52,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 09:36:52,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-12 09:36:52,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006407509] [2020-11-12 09:36:52,220 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 09:36:52,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 09:36:52,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 09:36:52,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 09:36:52,222 INFO L87 Difference]: Start difference. First operand 7998 states and 9943 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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) [2020-11-12 09:36:52,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 09:36:52,366 INFO L93 Difference]: Finished difference Result 13723 states and 16866 transitions. [2020-11-12 09:36:52,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 09:36:52,367 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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 82 [2020-11-12 09:36:52,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 09:36:52,440 INFO L225 Difference]: With dead ends: 13723 [2020-11-12 09:36:52,440 INFO L226 Difference]: Without dead ends: 13681 [2020-11-12 09:36:52,440 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 09:36:52,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13681 states. [2020-11-12 09:36:52,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13681 to 9641. [2020-11-12 09:36:52,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9641 states, 9500 states have (on average 1.3130526315789475) internal successors, (12474), 9640 states have internal predecessors, (12474), 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) [2020-11-12 09:36:52,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9641 states to 9641 states and 12474 transitions. [2020-11-12 09:36:52,969 INFO L78 Accepts]: Start accepts. Automaton has 9641 states and 12474 transitions. Word has length 82 [2020-11-12 09:36:52,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 09:36:52,974 INFO L481 AbstractCegarLoop]: Abstraction has 9641 states and 12474 transitions. [2020-11-12 09:36:52,974 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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) [2020-11-12 09:36:52,974 INFO L276 IsEmpty]: Start isEmpty. Operand 9641 states and 12474 transitions. [2020-11-12 09:36:52,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-11-12 09:36:52,983 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 09:36:52,987 INFO L494 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 09:36:52,988 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-12 09:36:52,988 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 09:36:52,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 09:36:52,989 INFO L82 PathProgramCache]: Analyzing trace with hash -1979025362, now seen corresponding path program 1 times [2020-11-12 09:36:52,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 09:36:52,990 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780628620] [2020-11-12 09:36:52,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 09:36:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 09:36:53,228 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 09:36:53,228 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780628620] [2020-11-12 09:36:53,228 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1383310064] [2020-11-12 09:36:53,229 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 [2020-11-12 09:36:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 09:36:53,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-12 09:36:53,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 09:36:53,457 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 09:36:53,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-12 09:36:53,458 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2020-11-12 09:36:53,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802233222] [2020-11-12 09:36:53,459 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-12 09:36:53,460 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 09:36:53,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-12 09:36:53,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-12 09:36:53,461 INFO L87 Difference]: Start difference. First operand 9641 states and 12474 transitions. Second operand has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 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) [2020-11-12 09:36:53,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 09:36:53,739 INFO L93 Difference]: Finished difference Result 12974 states and 16250 transitions. [2020-11-12 09:36:53,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-12 09:36:53,740 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 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 92 [2020-11-12 09:36:53,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 09:36:53,782 INFO L225 Difference]: With dead ends: 12974 [2020-11-12 09:36:53,783 INFO L226 Difference]: Without dead ends: 12974 [2020-11-12 09:36:53,783 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2020-11-12 09:36:53,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12974 states. [2020-11-12 09:36:54,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12974 to 9621. [2020-11-12 09:36:54,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9621 states, 9483 states have (on average 1.3445112306232205) internal successors, (12750), 9620 states have internal predecessors, (12750), 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) [2020-11-12 09:36:54,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9621 states to 9621 states and 12750 transitions. [2020-11-12 09:36:54,229 INFO L78 Accepts]: Start accepts. Automaton has 9621 states and 12750 transitions. Word has length 92 [2020-11-12 09:36:54,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 09:36:54,231 INFO L481 AbstractCegarLoop]: Abstraction has 9621 states and 12750 transitions. [2020-11-12 09:36:54,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 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) [2020-11-12 09:36:54,232 INFO L276 IsEmpty]: Start isEmpty. Operand 9621 states and 12750 transitions. [2020-11-12 09:36:54,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-11-12 09:36:54,240 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 09:36:54,240 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 09:36:54,454 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 09:36:54,455 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 09:36:54,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 09:36:54,455 INFO L82 PathProgramCache]: Analyzing trace with hash 574923093, now seen corresponding path program 1 times [2020-11-12 09:36:54,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 09:36:54,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488251490] [2020-11-12 09:36:54,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 09:36:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 09:36:54,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 09:36:54,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488251490] [2020-11-12 09:36:54,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 09:36:54,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-12 09:36:54,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195033948] [2020-11-12 09:36:54,602 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 09:36:54,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 09:36:54,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 09:36:54,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 09:36:54,603 INFO L87 Difference]: Start difference. First operand 9621 states and 12750 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2020-11-12 09:36:54,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 09:36:54,636 INFO L93 Difference]: Finished difference Result 2759 states and 3411 transitions. [2020-11-12 09:36:54,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 09:36:54,637 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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 92 [2020-11-12 09:36:54,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 09:36:54,642 INFO L225 Difference]: With dead ends: 2759 [2020-11-12 09:36:54,642 INFO L226 Difference]: Without dead ends: 1843 [2020-11-12 09:36:54,644 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 09:36:54,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1843 states. [2020-11-12 09:36:54,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1843 to 1703. [2020-11-12 09:36:54,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1703 states, 1673 states have (on average 1.1195457262402868) internal successors, (1873), 1702 states have internal predecessors, (1873), 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) [2020-11-12 09:36:54,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1703 states and 1873 transitions. [2020-11-12 09:36:54,682 INFO L78 Accepts]: Start accepts. Automaton has 1703 states and 1873 transitions. Word has length 92 [2020-11-12 09:36:54,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 09:36:54,684 INFO L481 AbstractCegarLoop]: Abstraction has 1703 states and 1873 transitions. [2020-11-12 09:36:54,684 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2020-11-12 09:36:54,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 1873 transitions. [2020-11-12 09:36:54,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-11-12 09:36:54,694 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 09:36:54,694 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 09:36:54,694 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-12 09:36:54,694 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 09:36:54,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 09:36:54,695 INFO L82 PathProgramCache]: Analyzing trace with hash -925362802, now seen corresponding path program 1 times [2020-11-12 09:36:54,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 09:36:54,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137800748] [2020-11-12 09:36:54,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 09:36:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 09:36:56,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 09:36:56,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137800748] [2020-11-12 09:36:56,479 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 09:36:56,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2020-11-12 09:36:56,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610147098] [2020-11-12 09:36:56,480 INFO L461 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-11-12 09:36:56,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 09:36:56,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-11-12 09:36:56,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=579, Unknown=0, NotChecked=0, Total=650 [2020-11-12 09:36:56,483 INFO L87 Difference]: Start difference. First operand 1703 states and 1873 transitions. Second operand has 26 states, 26 states have (on average 3.8076923076923075) internal successors, (99), 26 states have internal predecessors, (99), 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) [2020-11-12 09:36:57,083 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2020-11-12 09:36:58,130 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2020-11-12 09:36:58,455 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2020-11-12 09:36:59,698 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2020-11-12 09:37:00,269 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2020-11-12 09:37:00,496 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2020-11-12 09:37:00,793 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-11-12 09:37:00,994 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2020-11-12 09:37:01,184 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 52 [2020-11-12 09:37:01,426 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2020-11-12 09:37:01,639 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2020-11-12 09:37:01,903 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2020-11-12 09:37:02,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 09:37:02,424 INFO L93 Difference]: Finished difference Result 4183 states and 4515 transitions. [2020-11-12 09:37:02,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-11-12 09:37:02,425 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.8076923076923075) internal successors, (99), 26 states have internal predecessors, (99), 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 99 [2020-11-12 09:37:02,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 09:37:02,433 INFO L225 Difference]: With dead ends: 4183 [2020-11-12 09:37:02,433 INFO L226 Difference]: Without dead ends: 3157 [2020-11-12 09:37:02,435 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 817 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=592, Invalid=3440, Unknown=0, NotChecked=0, Total=4032 [2020-11-12 09:37:02,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3157 states. [2020-11-12 09:37:02,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3157 to 1921. [2020-11-12 09:37:02,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1921 states, 1891 states have (on average 1.1031200423056584) internal successors, (2086), 1920 states have internal predecessors, (2086), 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) [2020-11-12 09:37:02,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1921 states and 2086 transitions. [2020-11-12 09:37:02,485 INFO L78 Accepts]: Start accepts. Automaton has 1921 states and 2086 transitions. Word has length 99 [2020-11-12 09:37:02,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 09:37:02,486 INFO L481 AbstractCegarLoop]: Abstraction has 1921 states and 2086 transitions. [2020-11-12 09:37:02,486 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 3.8076923076923075) internal successors, (99), 26 states have internal predecessors, (99), 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) [2020-11-12 09:37:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 2086 transitions. [2020-11-12 09:37:02,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-11-12 09:37:02,491 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 09:37:02,491 INFO L494 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 09:37:02,492 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-12 09:37:02,492 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 09:37:02,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 09:37:02,493 INFO L82 PathProgramCache]: Analyzing trace with hash -1158711821, now seen corresponding path program 2 times [2020-11-12 09:37:02,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 09:37:02,493 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978773138] [2020-11-12 09:37:02,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 09:37:02,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 09:37:02,630 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 09:37:02,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978773138] [2020-11-12 09:37:02,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [64684769] [2020-11-12 09:37:02,631 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 [2020-11-12 09:37:02,754 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-11-12 09:37:02,755 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-11-12 09:37:02,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-12 09:37:02,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 09:37:02,913 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 09:37:02,914 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-12 09:37:02,914 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2020-11-12 09:37:02,915 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070389006] [2020-11-12 09:37:02,916 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-12 09:37:02,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 09:37:02,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-12 09:37:02,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-11-12 09:37:02,917 INFO L87 Difference]: Start difference. First operand 1921 states and 2086 transitions. Second operand has 9 states, 9 states have (on average 19.444444444444443) internal successors, (175), 9 states have internal predecessors, (175), 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) [2020-11-12 09:37:03,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 09:37:03,093 INFO L93 Difference]: Finished difference Result 3385 states and 3649 transitions. [2020-11-12 09:37:03,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-12 09:37:03,094 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 19.444444444444443) internal successors, (175), 9 states have internal predecessors, (175), 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 126 [2020-11-12 09:37:03,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 09:37:03,102 INFO L225 Difference]: With dead ends: 3385 [2020-11-12 09:37:03,102 INFO L226 Difference]: Without dead ends: 3385 [2020-11-12 09:37:03,108 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=134, Unknown=0, NotChecked=0, Total=210 [2020-11-12 09:37:03,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3385 states. [2020-11-12 09:37:03,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3385 to 2280. [2020-11-12 09:37:03,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2280 states, 2250 states have (on average 1.1084444444444443) internal successors, (2494), 2279 states have internal predecessors, (2494), 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) [2020-11-12 09:37:03,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 2280 states and 2494 transitions. [2020-11-12 09:37:03,163 INFO L78 Accepts]: Start accepts. Automaton has 2280 states and 2494 transitions. Word has length 126 [2020-11-12 09:37:03,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 09:37:03,163 INFO L481 AbstractCegarLoop]: Abstraction has 2280 states and 2494 transitions. [2020-11-12 09:37:03,163 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 19.444444444444443) internal successors, (175), 9 states have internal predecessors, (175), 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) [2020-11-12 09:37:03,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 2494 transitions. [2020-11-12 09:37:03,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-11-12 09:37:03,169 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 09:37:03,169 INFO L494 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 09:37:03,383 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 09:37:03,384 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 09:37:03,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 09:37:03,385 INFO L82 PathProgramCache]: Analyzing trace with hash 152305705, now seen corresponding path program 1 times [2020-11-12 09:37:03,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 09:37:03,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787161905] [2020-11-12 09:37:03,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 09:37:03,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 09:37:03,522 ERROR L253 erpolLogProxyWrapper]: Symbol error in Interpolant 46: A-local: [], B-local: [(|t1Thread1of1ForFork1_push_#t~ret38_51| Int)]. [2020-11-12 09:37:03,524 ERROR L253 erpolLogProxyWrapper]: Interpolant 46 not inductive [2020-11-12 09:37:03,526 ERROR L253 erpolLogProxyWrapper]: Symbol error in Interpolant 47: A-local: [], B-local: [(|t1Thread1of1ForFork1_push_#t~ret38_51| Int)]. [2020-11-12 09:37:03,527 ERROR L253 erpolLogProxyWrapper]: Symbol error in Interpolant 48: A-local: [], B-local: [(|t1Thread1of1ForFork1_push_#t~ret38_51| Int)]. [2020-11-12 09:37:03,528 ERROR L253 erpolLogProxyWrapper]: Symbol error in Interpolant 49: A-local: [], B-local: [(|t1Thread1of1ForFork1_push_#t~ret38_51| Int)]. [2020-11-12 09:37:03,529 ERROR L253 erpolLogProxyWrapper]: Symbol error in Interpolant 50: A-local: [], B-local: [(|t1Thread1of1ForFork1_push_#t~ret38_51| Int)]. [2020-11-12 09:37:03,532 ERROR L253 erpolLogProxyWrapper]: Interpolant 51 not inductive [2020-11-12 09:37:03,666 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-12 09:37:03,666 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: generated interpolants did not pass sanity check at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:219) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:876) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:392) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:386) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:326) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:241) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:583) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:378) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-12 09:37:03,674 INFO L168 Benchmark]: Toolchain (without parser) took 19622.29 ms. Allocated memory was 302.0 MB in the beginning and 6.3 GB in the end (delta: 6.0 GB). Free memory was 277.0 MB in the beginning and 5.8 GB in the end (delta: -5.5 GB). Peak memory consumption was 493.8 MB. Max. memory is 16.0 GB. [2020-11-12 09:37:03,674 INFO L168 Benchmark]: CDTParser took 0.81 ms. Allocated memory is still 302.0 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-11-12 09:37:03,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1005.21 ms. Allocated memory is still 302.0 MB. Free memory was 276.2 MB in the beginning and 261.6 MB in the end (delta: 14.7 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.0 GB. [2020-11-12 09:37:03,675 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.18 ms. Allocated memory is still 302.0 MB. Free memory was 261.6 MB in the beginning and 258.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2020-11-12 09:37:03,679 INFO L168 Benchmark]: Boogie Preprocessor took 36.54 ms. Allocated memory is still 302.0 MB. Free memory was 258.4 MB in the beginning and 257.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-11-12 09:37:03,680 INFO L168 Benchmark]: RCFGBuilder took 674.33 ms. Allocated memory is still 302.0 MB. Free memory was 257.4 MB in the beginning and 222.7 MB in the end (delta: 34.6 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.0 GB. [2020-11-12 09:37:03,689 INFO L168 Benchmark]: TraceAbstraction took 17823.48 ms. Allocated memory was 302.0 MB in the beginning and 6.3 GB in the end (delta: 6.0 GB). Free memory was 222.7 MB in the beginning and 5.8 GB in the end (delta: -5.6 GB). Peak memory consumption was 436.7 MB. Max. memory is 16.0 GB. [2020-11-12 09:37:03,695 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 ms. Allocated memory is still 302.0 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1005.21 ms. Allocated memory is still 302.0 MB. Free memory was 276.2 MB in the beginning and 261.6 MB in the end (delta: 14.7 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 63.18 ms. Allocated memory is still 302.0 MB. Free memory was 261.6 MB in the beginning and 258.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 36.54 ms. Allocated memory is still 302.0 MB. Free memory was 258.4 MB in the beginning and 257.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 674.33 ms. Allocated memory is still 302.0 MB. Free memory was 257.4 MB in the beginning and 222.7 MB in the end (delta: 34.6 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 17823.48 ms. Allocated memory was 302.0 MB in the beginning and 6.3 GB in the end (delta: 6.0 GB). Free memory was 222.7 MB in the beginning and 5.8 GB in the end (delta: -5.6 GB). Peak memory consumption was 436.7 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: generated interpolants did not pass sanity check de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: generated interpolants did not pass sanity check: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:219) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...