/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.epf -i ../../../trunk/examples/svcomp/pthread/stack-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-20 11:52:45,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-20 11:52:45,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-20 11:52:45,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-20 11:52:45,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-20 11:52:45,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-20 11:52:45,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-20 11:52:45,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-20 11:52:45,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-20 11:52:45,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-20 11:52:45,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-20 11:52:45,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-20 11:52:45,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-20 11:52:45,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-20 11:52:45,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-20 11:52:45,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-20 11:52:45,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-20 11:52:45,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-20 11:52:45,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-20 11:52:45,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-20 11:52:45,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-20 11:52:45,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-20 11:52:45,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-20 11:52:45,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-20 11:52:45,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-20 11:52:45,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-20 11:52:45,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-20 11:52:45,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-20 11:52:45,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-20 11:52:45,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-20 11:52:45,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-20 11:52:45,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-20 11:52:45,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-20 11:52:45,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-20 11:52:45,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-20 11:52:45,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-20 11:52:45,307 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-01-20 11:52:45,371 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-20 11:52:45,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-20 11:52:45,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-20 11:52:45,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-20 11:52:45,374 INFO L138 SettingsManager]: * Use SBE=true [2021-01-20 11:52:45,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-20 11:52:45,375 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-20 11:52:45,375 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-20 11:52:45,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-20 11:52:45,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-20 11:52:45,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-20 11:52:45,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-20 11:52:45,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-20 11:52:45,377 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-20 11:52:45,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-20 11:52:45,377 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-20 11:52:45,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-20 11:52:45,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-20 11:52:45,378 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-20 11:52:45,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-20 11:52:45,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-20 11:52:45,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-20 11:52:45,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-20 11:52:45,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-20 11:52:45,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-20 11:52:45,380 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-20 11:52:45,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-20 11:52:45,380 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-20 11:52:45,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-20 11:52:45,381 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-20 11:52:45,381 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-20 11:52:45,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-20 11:52:45,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-20 11:52:45,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-20 11:52:45,919 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-20 11:52:45,919 INFO L275 PluginConnector]: CDTParser initialized [2021-01-20 11:52:45,920 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack-1.i [2021-01-20 11:52:46,022 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54055e672/3a3bf1c83db54d318212a3382247f180/FLAG879a4d592 [2021-01-20 11:52:47,156 INFO L306 CDTParser]: Found 1 translation units. [2021-01-20 11:52:47,157 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-1.i [2021-01-20 11:52:47,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54055e672/3a3bf1c83db54d318212a3382247f180/FLAG879a4d592 [2021-01-20 11:52:47,254 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54055e672/3a3bf1c83db54d318212a3382247f180 [2021-01-20 11:52:47,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-20 11:52:47,266 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-20 11:52:47,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-20 11:52:47,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-20 11:52:47,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-20 11:52:47,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 11:52:47" (1/1) ... [2021-01-20 11:52:47,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1df7fbcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:52:47, skipping insertion in model container [2021-01-20 11:52:47,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 11:52:47" (1/1) ... [2021-01-20 11:52:47,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-20 11:52:47,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-20 11:52:48,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-20 11:52:48,084 INFO L203 MainTranslator]: Completed pre-run [2021-01-20 11:52:48,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-20 11:52:48,443 INFO L208 MainTranslator]: Completed translation [2021-01-20 11:52:48,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:52:48 WrapperNode [2021-01-20 11:52:48,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-20 11:52:48,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-20 11:52:48,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-20 11:52:48,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-20 11:52:48,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:52:48" (1/1) ... [2021-01-20 11:52:48,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:52:48" (1/1) ... [2021-01-20 11:52:48,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-20 11:52:48,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-20 11:52:48,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-20 11:52:48,552 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-20 11:52:48,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:52:48" (1/1) ... [2021-01-20 11:52:48,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:52:48" (1/1) ... [2021-01-20 11:52:48,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:52:48" (1/1) ... [2021-01-20 11:52:48,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:52:48" (1/1) ... [2021-01-20 11:52:48,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:52:48" (1/1) ... [2021-01-20 11:52:48,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:52:48" (1/1) ... [2021-01-20 11:52:48,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:52:48" (1/1) ... [2021-01-20 11:52:48,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-20 11:52:48,648 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-20 11:52:48,648 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-20 11:52:48,648 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-20 11:52:48,649 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:52:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-20 11:52:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-01-20 11:52:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-01-20 11:52:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-01-20 11:52:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-01-20 11:52:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-20 11:52:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-20 11:52:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-20 11:52:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-20 11:52:48,742 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-20 11:52:48,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-20 11:52:48,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-20 11:52:48,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-20 11:52:48,745 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-20 11:52:49,748 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-20 11:52:49,749 INFO L298 CfgBuilder]: Removed 28 assume(true) statements. [2021-01-20 11:52:49,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 11:52:49 BoogieIcfgContainer [2021-01-20 11:52:49,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-20 11:52:49,753 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-20 11:52:49,753 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-20 11:52:49,757 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-20 11:52:49,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.01 11:52:47" (1/3) ... [2021-01-20 11:52:49,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71f2390e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 11:52:49, skipping insertion in model container [2021-01-20 11:52:49,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 11:52:48" (2/3) ... [2021-01-20 11:52:49,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71f2390e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 11:52:49, skipping insertion in model container [2021-01-20 11:52:49,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 11:52:49" (3/3) ... [2021-01-20 11:52:49,760 INFO L111 eAbstractionObserver]: Analyzing ICFG stack-1.i [2021-01-20 11:52:49,779 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-20 11:52:49,779 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-20 11:52:49,785 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-01-20 11:52:49,786 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-20 11:52:49,836 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,837 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,837 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,837 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,838 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,840 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,840 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,840 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,840 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,841 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,841 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,841 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,842 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,842 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,843 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,843 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,843 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,843 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,844 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,844 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,844 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,844 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,845 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,845 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,845 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,845 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,846 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,846 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,846 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,847 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,847 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,847 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,847 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,848 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,848 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,848 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,848 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,849 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,849 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,850 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,850 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,850 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,851 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,851 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,851 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,852 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,852 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,852 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,852 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,853 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,853 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,853 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,853 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,853 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,854 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,854 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,854 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,854 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,855 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,855 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,855 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,856 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,856 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,856 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,857 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,857 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,857 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,857 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,857 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,858 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,858 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,858 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,859 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,859 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,859 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,859 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,860 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,860 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,860 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,861 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,861 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,863 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,864 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,864 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,864 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,864 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,865 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,865 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,865 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,865 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,867 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,868 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,868 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,868 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,869 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,869 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,869 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,869 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,870 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,870 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,870 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,870 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,871 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,871 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,871 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,872 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,872 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,872 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,872 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,873 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,873 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,873 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,873 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,874 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,874 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,874 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,875 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,875 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,875 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,875 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,876 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,876 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,876 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,877 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,877 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,877 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,878 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,878 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,878 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,878 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,879 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,879 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,879 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,879 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,880 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,880 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,880 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,880 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,882 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,883 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,883 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,883 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,883 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,884 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,884 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,884 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,884 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,884 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,885 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,885 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,885 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,885 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,886 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,886 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,886 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,887 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,888 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,888 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,888 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,889 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,889 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,889 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,889 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,890 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,890 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,890 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,891 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,891 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,891 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,892 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,892 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,892 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,892 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,893 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,893 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,893 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,893 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,894 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,895 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,895 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,895 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,895 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,896 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,896 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,896 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,896 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,896 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,897 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,897 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,897 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,898 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,898 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,898 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,898 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,899 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,899 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,899 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,899 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,902 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,902 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,902 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,902 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,902 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,903 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,903 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,903 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,903 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,904 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,904 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,904 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,905 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,905 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,905 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,905 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,905 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,906 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,906 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,906 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,906 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,907 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,907 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,907 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,908 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,908 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,908 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,908 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,909 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,909 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,909 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,909 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,910 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,910 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,910 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,910 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,911 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,911 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,911 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,911 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,912 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,912 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,912 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,915 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,916 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,916 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,917 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,917 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,917 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,917 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,917 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,918 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,918 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,918 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,918 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,919 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,919 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,919 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,919 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,919 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,920 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,920 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,920 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,929 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,930 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,931 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,931 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,931 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,931 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,932 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,932 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,932 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,932 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,932 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,933 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,933 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,933 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,933 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,934 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,934 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,934 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,934 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,935 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,935 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,935 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,935 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,936 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,936 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 11:52:49,950 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-01-20 11:52:49,968 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-01-20 11:52:49,999 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-20 11:52:50,000 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-20 11:52:50,000 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-20 11:52:50,000 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-20 11:52:50,000 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-20 11:52:50,000 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-20 11:52:50,000 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-20 11:52:50,001 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-20 11:52:50,020 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 149 places, 156 transitions, 334 flow [2021-01-20 11:52:50,579 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) [2021-01-20 11:52:50,615 INFO L276 IsEmpty]: Start isEmpty. Operand 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) [2021-01-20 11:52:50,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-01-20 11:52:50,659 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 11:52:50,660 INFO L504 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] [2021-01-20 11:52:50,661 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 11:52:50,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 11:52:50,670 INFO L82 PathProgramCache]: Analyzing trace with hash -1225966159, now seen corresponding path program 1 times [2021-01-20 11:52:50,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 11:52:50,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881940454] [2021-01-20 11:52:50,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 11:52:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:52:51,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:52:51,235 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881940454] [2021-01-20 11:52:51,238 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 11:52:51,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-20 11:52:51,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122079881] [2021-01-20 11:52:51,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-20 11:52:51,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 11:52:51,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-20 11:52:51,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-20 11:52:51,350 INFO L87 Difference]: Start difference. First operand 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) 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) [2021-01-20 11:52:51,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 11:52:51,738 INFO L93 Difference]: Finished difference Result 9822 states and 26046 transitions. [2021-01-20 11:52:51,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-20 11:52:51,742 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 [2021-01-20 11:52:51,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 11:52:51,907 INFO L225 Difference]: With dead ends: 9822 [2021-01-20 11:52:51,907 INFO L226 Difference]: Without dead ends: 9498 [2021-01-20 11:52:51,911 INFO L769 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 [2021-01-20 11:52:51,912 INFO L78 Accepts]: Start accepts. Automaton has 9498 states. Word has length 54 [2021-01-20 11:52:51,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 11:52:51,915 INFO L481 AbstractCegarLoop]: Abstraction has 9498 states. [2021-01-20 11:52:51,915 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) [2021-01-20 11:52:51,915 INFO L276 IsEmpty]: Start isEmpty. Operand 9498 states. [2021-01-20 11:52:51,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-20 11:52:51,935 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 11:52:51,936 INFO L504 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] [2021-01-20 11:52:51,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-20 11:52:51,938 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 11:52:51,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 11:52:51,946 INFO L82 PathProgramCache]: Analyzing trace with hash -970169628, now seen corresponding path program 1 times [2021-01-20 11:52:51,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 11:52:51,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398167394] [2021-01-20 11:52:51,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 11:52:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:52:52,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:52:52,232 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398167394] [2021-01-20 11:52:52,233 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 11:52:52,233 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-20 11:52:52,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495219857] [2021-01-20 11:52:52,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-20 11:52:52,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 11:52:52,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-20 11:52:52,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-20 11:52:52,242 INFO L87 Difference]: Start difference. First operand 9498 states. 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) [2021-01-20 11:52:52,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 11:52:52,524 INFO L93 Difference]: Finished difference Result 14064 states and 37340 transitions. [2021-01-20 11:52:52,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-20 11:52:52,525 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 [2021-01-20 11:52:52,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 11:52:52,653 INFO L225 Difference]: With dead ends: 14064 [2021-01-20 11:52:52,653 INFO L226 Difference]: Without dead ends: 14064 [2021-01-20 11:52:52,656 INFO L769 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 [2021-01-20 11:52:52,660 INFO L78 Accepts]: Start accepts. Automaton has 14064 states. Word has length 67 [2021-01-20 11:52:52,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 11:52:52,661 INFO L481 AbstractCegarLoop]: Abstraction has 14064 states. [2021-01-20 11:52:52,661 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) [2021-01-20 11:52:52,661 INFO L276 IsEmpty]: Start isEmpty. Operand 14064 states. [2021-01-20 11:52:52,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-01-20 11:52:52,671 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 11:52:52,671 INFO L504 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] [2021-01-20 11:52:52,672 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-20 11:52:52,672 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 11:52:52,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 11:52:52,676 INFO L82 PathProgramCache]: Analyzing trace with hash 651930841, now seen corresponding path program 1 times [2021-01-20 11:52:52,676 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 11:52:52,676 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157613078] [2021-01-20 11:52:52,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 11:52:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:52:52,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:52:52,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157613078] [2021-01-20 11:52:52,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 11:52:52,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-20 11:52:52,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325081030] [2021-01-20 11:52:52,884 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-20 11:52:52,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 11:52:52,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-20 11:52:52,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-20 11:52:52,885 INFO L87 Difference]: Start difference. First operand 14064 states. 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) [2021-01-20 11:52:52,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 11:52:52,992 INFO L93 Difference]: Finished difference Result 6447 states and 16168 transitions. [2021-01-20 11:52:52,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-20 11:52:52,993 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 [2021-01-20 11:52:52,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 11:52:53,022 INFO L225 Difference]: With dead ends: 6447 [2021-01-20 11:52:53,022 INFO L226 Difference]: Without dead ends: 6393 [2021-01-20 11:52:53,023 INFO L769 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 [2021-01-20 11:52:53,023 INFO L78 Accepts]: Start accepts. Automaton has 6393 states. Word has length 82 [2021-01-20 11:52:53,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 11:52:53,024 INFO L481 AbstractCegarLoop]: Abstraction has 6393 states. [2021-01-20 11:52:53,027 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) [2021-01-20 11:52:53,027 INFO L276 IsEmpty]: Start isEmpty. Operand 6393 states. [2021-01-20 11:52:53,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-01-20 11:52:53,041 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 11:52:53,042 INFO L504 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] [2021-01-20 11:52:53,043 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-20 11:52:53,043 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 11:52:53,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 11:52:53,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1584592082, now seen corresponding path program 1 times [2021-01-20 11:52:53,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 11:52:53,046 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472810285] [2021-01-20 11:52:53,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 11:52:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:52:53,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:52:53,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472810285] [2021-01-20 11:52:53,226 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 11:52:53,226 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-20 11:52:53,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650310639] [2021-01-20 11:52:53,229 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-20 11:52:53,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 11:52:53,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-20 11:52:53,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-20 11:52:53,232 INFO L87 Difference]: Start difference. First operand 6393 states. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-20 11:52:53,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 11:52:53,346 INFO L93 Difference]: Finished difference Result 6291 states and 15781 transitions. [2021-01-20 11:52:53,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-20 11:52:53,348 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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 89 [2021-01-20 11:52:53,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 11:52:53,375 INFO L225 Difference]: With dead ends: 6291 [2021-01-20 11:52:53,376 INFO L226 Difference]: Without dead ends: 6291 [2021-01-20 11:52:53,377 INFO L769 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 [2021-01-20 11:52:53,378 INFO L78 Accepts]: Start accepts. Automaton has 6291 states. Word has length 89 [2021-01-20 11:52:53,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 11:52:53,382 INFO L481 AbstractCegarLoop]: Abstraction has 6291 states. [2021-01-20 11:52:53,382 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-20 11:52:53,383 INFO L276 IsEmpty]: Start isEmpty. Operand 6291 states. [2021-01-20 11:52:53,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-01-20 11:52:53,395 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 11:52:53,395 INFO L504 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] [2021-01-20 11:52:53,395 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-20 11:52:53,396 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 11:52:53,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 11:52:53,396 INFO L82 PathProgramCache]: Analyzing trace with hash 892922449, now seen corresponding path program 1 times [2021-01-20 11:52:53,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 11:52:53,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976559230] [2021-01-20 11:52:53,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 11:52:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:52:53,894 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:52:53,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976559230] [2021-01-20 11:52:53,895 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970764367] [2021-01-20 11:52:53,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 11:52:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:52:54,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-20 11:52:54,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-20 11:52:54,237 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:52:54,238 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-20 11:52:54,238 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-01-20 11:52:54,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247869435] [2021-01-20 11:52:54,241 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-20 11:52:54,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 11:52:54,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-20 11:52:54,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-20 11:52:54,242 INFO L87 Difference]: Start difference. First operand 6291 states. 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) [2021-01-20 11:52:54,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 11:52:54,477 INFO L93 Difference]: Finished difference Result 9408 states and 23595 transitions. [2021-01-20 11:52:54,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 11:52:54,478 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 [2021-01-20 11:52:54,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 11:52:54,515 INFO L225 Difference]: With dead ends: 9408 [2021-01-20 11:52:54,516 INFO L226 Difference]: Without dead ends: 9216 [2021-01-20 11:52:54,518 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-01-20 11:52:54,519 INFO L78 Accepts]: Start accepts. Automaton has 9216 states. Word has length 92 [2021-01-20 11:52:54,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 11:52:54,521 INFO L481 AbstractCegarLoop]: Abstraction has 9216 states. [2021-01-20 11:52:54,522 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) [2021-01-20 11:52:54,522 INFO L276 IsEmpty]: Start isEmpty. Operand 9216 states. [2021-01-20 11:52:54,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-01-20 11:52:54,545 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 11:52:54,546 INFO L504 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] [2021-01-20 11:52:54,761 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 11:52:54,762 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 11:52:54,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 11:52:54,764 INFO L82 PathProgramCache]: Analyzing trace with hash 651415046, now seen corresponding path program 1 times [2021-01-20 11:52:54,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 11:52:54,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612212066] [2021-01-20 11:52:54,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 11:52:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:52:56,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:52:56,223 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612212066] [2021-01-20 11:52:56,223 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 11:52:56,223 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-01-20 11:52:56,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426021217] [2021-01-20 11:52:56,224 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-01-20 11:52:56,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 11:52:56,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-01-20 11:52:56,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=483, Unknown=0, NotChecked=0, Total=552 [2021-01-20 11:52:56,228 INFO L87 Difference]: Start difference. First operand 9216 states. Second operand has 24 states, 24 states have (on average 4.125) internal successors, (99), 24 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) [2021-01-20 11:52:59,407 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2021-01-20 11:52:59,604 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2021-01-20 11:53:00,564 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-01-20 11:53:00,884 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2021-01-20 11:53:01,117 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-01-20 11:53:01,364 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2021-01-20 11:53:01,681 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2021-01-20 11:53:01,923 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-01-20 11:53:02,269 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-01-20 11:53:02,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 11:53:02,847 INFO L93 Difference]: Finished difference Result 18636 states and 46668 transitions. [2021-01-20 11:53:02,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-01-20 11:53:02,848 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.125) internal successors, (99), 24 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 [2021-01-20 11:53:02,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 11:53:02,919 INFO L225 Difference]: With dead ends: 18636 [2021-01-20 11:53:02,919 INFO L226 Difference]: Without dead ends: 17859 [2021-01-20 11:53:02,921 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 686 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=566, Invalid=2856, Unknown=0, NotChecked=0, Total=3422 [2021-01-20 11:53:02,922 INFO L78 Accepts]: Start accepts. Automaton has 17859 states. Word has length 99 [2021-01-20 11:53:02,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 11:53:02,923 INFO L481 AbstractCegarLoop]: Abstraction has 17859 states. [2021-01-20 11:53:02,923 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 4.125) internal successors, (99), 24 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) [2021-01-20 11:53:02,923 INFO L276 IsEmpty]: Start isEmpty. Operand 17859 states. [2021-01-20 11:53:02,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-01-20 11:53:02,946 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 11:53:02,946 INFO L504 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] [2021-01-20 11:53:02,947 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-20 11:53:02,947 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 11:53:02,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 11:53:02,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1348231338, now seen corresponding path program 2 times [2021-01-20 11:53:02,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 11:53:02,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406641238] [2021-01-20 11:53:02,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 11:53:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:53:03,160 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:53:03,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406641238] [2021-01-20 11:53:03,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1502335249] [2021-01-20 11:53:03,162 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 11:53:03,299 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-20 11:53:03,300 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-20 11:53:03,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-20 11:53:03,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-20 11:53:03,404 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:53:03,405 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-20 11:53:03,405 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-01-20 11:53:03,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12935166] [2021-01-20 11:53:03,406 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-20 11:53:03,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 11:53:03,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-20 11:53:03,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-01-20 11:53:03,408 INFO L87 Difference]: Start difference. First operand 17859 states. 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) [2021-01-20 11:53:03,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 11:53:03,692 INFO L93 Difference]: Finished difference Result 20646 states and 51724 transitions. [2021-01-20 11:53:03,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-20 11:53:03,692 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 [2021-01-20 11:53:03,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 11:53:03,760 INFO L225 Difference]: With dead ends: 20646 [2021-01-20 11:53:03,761 INFO L226 Difference]: Without dead ends: 20646 [2021-01-20 11:53:03,762 INFO L769 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 [2021-01-20 11:53:03,763 INFO L78 Accepts]: Start accepts. Automaton has 20646 states. Word has length 126 [2021-01-20 11:53:03,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 11:53:03,764 INFO L481 AbstractCegarLoop]: Abstraction has 20646 states. [2021-01-20 11:53:03,764 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) [2021-01-20 11:53:03,765 INFO L276 IsEmpty]: Start isEmpty. Operand 20646 states. [2021-01-20 11:53:03,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-01-20 11:53:03,791 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 11:53:03,791 INFO L504 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] [2021-01-20 11:53:04,004 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 11:53:04,006 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 11:53:04,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 11:53:04,007 INFO L82 PathProgramCache]: Analyzing trace with hash -693711541, now seen corresponding path program 1 times [2021-01-20 11:53:04,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 11:53:04,008 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250501367] [2021-01-20 11:53:04,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 11:53:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:53:04,902 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 17 [2021-01-20 11:53:05,606 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:53:05,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250501367] [2021-01-20 11:53:05,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12890630] [2021-01-20 11:53:05,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 11:53:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:53:05,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 50 conjunts are in the unsatisfiable core [2021-01-20 11:53:05,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-20 11:53:05,938 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-01-20 11:53:05,939 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-20 11:53:06,009 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-20 11:53:06,822 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2021-01-20 11:53:06,822 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-20 11:53:06,876 INFO L625 ElimStorePlain]: treesize reduction 13, result has 78.3 percent of original size [2021-01-20 11:53:06,881 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-20 11:53:06,882 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:64, output treesize:52 [2021-01-20 11:53:07,155 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2021-01-20 11:53:07,920 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 23 [2021-01-20 11:53:07,922 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-20 11:53:07,933 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-20 11:53:07,933 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-20 11:53:07,934 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:63, output treesize:20 [2021-01-20 11:53:08,001 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-20 11:53:08,546 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-01-20 11:53:08,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-20 11:53:08,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [26] total 45 [2021-01-20 11:53:08,548 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228893826] [2021-01-20 11:53:08,549 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-01-20 11:53:08,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 11:53:08,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-01-20 11:53:08,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1858, Unknown=0, NotChecked=0, Total=1980 [2021-01-20 11:53:08,552 INFO L87 Difference]: Start difference. First operand 20646 states. Second operand has 22 states, 22 states have (on average 5.818181818181818) internal successors, (128), 22 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-20 11:53:09,938 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2021-01-20 11:53:10,308 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2021-01-20 11:53:10,635 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2021-01-20 11:53:11,080 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2021-01-20 11:53:11,405 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2021-01-20 11:53:11,962 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2021-01-20 11:53:12,380 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2021-01-20 11:53:12,739 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 58 [2021-01-20 11:53:13,475 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-01-20 11:53:13,917 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2021-01-20 11:53:14,199 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-01-20 11:53:14,808 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 84 [2021-01-20 11:53:15,083 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2021-01-20 11:53:15,376 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2021-01-20 11:53:15,984 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 96 [2021-01-20 11:53:16,432 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2021-01-20 11:53:16,784 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2021-01-20 11:53:17,163 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2021-01-20 11:53:17,589 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2021-01-20 11:53:17,930 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2021-01-20 11:53:18,411 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 83 [2021-01-20 11:53:19,011 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2021-01-20 11:53:19,656 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 88 [2021-01-20 11:53:20,114 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2021-01-20 11:53:20,832 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2021-01-20 11:53:21,697 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 97 [2021-01-20 11:53:22,253 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 82 [2021-01-20 11:53:22,802 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 85 [2021-01-20 11:53:23,587 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 97 [2021-01-20 11:53:24,210 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-01-20 11:53:24,614 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-01-20 11:53:25,053 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-01-20 11:53:25,585 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2021-01-20 11:53:26,037 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 76 [2021-01-20 11:53:26,685 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2021-01-20 11:53:27,277 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 89 [2021-01-20 11:53:28,074 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2021-01-20 11:53:28,772 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 98 [2021-01-20 11:53:29,736 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 110 [2021-01-20 11:53:30,526 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 99 [2021-01-20 11:53:31,104 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2021-01-20 11:53:31,852 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-01-20 11:53:32,587 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2021-01-20 11:53:33,192 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 86 [2021-01-20 11:53:33,569 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-01-20 11:53:34,147 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-01-20 11:53:34,725 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2021-01-20 11:53:35,211 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 78 [2021-01-20 11:53:35,983 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 89 [2021-01-20 11:53:36,705 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 91 [2021-01-20 11:53:37,602 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 101 [2021-01-20 11:53:38,357 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 99 [2021-01-20 11:53:39,323 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 111 [2021-01-20 11:53:40,179 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-01-20 11:53:40,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 11:53:40,368 INFO L93 Difference]: Finished difference Result 33840 states and 84919 transitions. [2021-01-20 11:53:40,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-01-20 11:53:40,371 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.818181818181818) internal successors, (128), 22 states have internal predecessors, (128), 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 133 [2021-01-20 11:53:40,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 11:53:40,488 INFO L225 Difference]: With dead ends: 33840 [2021-01-20 11:53:40,488 INFO L226 Difference]: Without dead ends: 33840 [2021-01-20 11:53:40,493 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 174 SyntacticMatches, 2 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2854 ImplicationChecksByTransitivity, 29.5s TimeCoverageRelationStatistics Valid=1475, Invalid=9655, Unknown=0, NotChecked=0, Total=11130 [2021-01-20 11:53:40,493 INFO L78 Accepts]: Start accepts. Automaton has 33840 states. Word has length 133 [2021-01-20 11:53:40,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 11:53:40,494 INFO L481 AbstractCegarLoop]: Abstraction has 33840 states. [2021-01-20 11:53:40,494 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 5.818181818181818) internal successors, (128), 22 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-20 11:53:40,494 INFO L276 IsEmpty]: Start isEmpty. Operand 33840 states. [2021-01-20 11:53:40,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-01-20 11:53:40,534 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 11:53:40,534 INFO L504 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 11:53:40,747 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 11:53:40,748 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 11:53:40,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 11:53:40,749 INFO L82 PathProgramCache]: Analyzing trace with hash 1824550551, now seen corresponding path program 1 times [2021-01-20 11:53:40,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 11:53:40,750 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735360523] [2021-01-20 11:53:40,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 11:53:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:53:40,956 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-01-20 11:53:40,956 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735360523] [2021-01-20 11:53:40,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [477048489] [2021-01-20 11:53:40,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 11:53:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:53:41,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 8 conjunts are in the unsatisfiable core [2021-01-20 11:53:41,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-20 11:53:41,190 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-01-20 11:53:41,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-20 11:53:41,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 10 [2021-01-20 11:53:41,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780820400] [2021-01-20 11:53:41,193 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-20 11:53:41,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 11:53:41,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-20 11:53:41,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-01-20 11:53:41,194 INFO L87 Difference]: Start difference. First operand 33840 states. Second operand has 10 states, 10 states have (on average 20.1) internal successors, (201), 10 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-20 11:53:41,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 11:53:41,725 INFO L93 Difference]: Finished difference Result 39183 states and 98302 transitions. [2021-01-20 11:53:41,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-01-20 11:53:41,727 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 20.1) internal successors, (201), 10 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 158 [2021-01-20 11:53:41,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 11:53:41,838 INFO L225 Difference]: With dead ends: 39183 [2021-01-20 11:53:41,839 INFO L226 Difference]: Without dead ends: 39183 [2021-01-20 11:53:41,839 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2021-01-20 11:53:41,840 INFO L78 Accepts]: Start accepts. Automaton has 39183 states. Word has length 158 [2021-01-20 11:53:41,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 11:53:41,840 INFO L481 AbstractCegarLoop]: Abstraction has 39183 states. [2021-01-20 11:53:41,841 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 20.1) internal successors, (201), 10 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-20 11:53:41,841 INFO L276 IsEmpty]: Start isEmpty. Operand 39183 states. [2021-01-20 11:53:41,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-01-20 11:53:41,884 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 11:53:41,885 INFO L504 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 11:53:42,099 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 11:53:42,100 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 11:53:42,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 11:53:42,101 INFO L82 PathProgramCache]: Analyzing trace with hash 1365037851, now seen corresponding path program 3 times [2021-01-20 11:53:42,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 11:53:42,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770581243] [2021-01-20 11:53:42,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 11:53:42,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:53:42,311 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 9 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:53:42,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770581243] [2021-01-20 11:53:42,312 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1619603000] [2021-01-20 11:53:42,312 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 11:53:42,499 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-01-20 11:53:42,500 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-20 11:53:42,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 8 conjunts are in the unsatisfiable core [2021-01-20 11:53:42,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-20 11:53:42,594 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 9 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:53:42,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-20 11:53:42,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-01-20 11:53:42,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275021018] [2021-01-20 11:53:42,596 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-20 11:53:42,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 11:53:42,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-20 11:53:42,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-01-20 11:53:42,598 INFO L87 Difference]: Start difference. First operand 39183 states. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-20 11:53:43,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 11:53:43,166 INFO L93 Difference]: Finished difference Result 43083 states and 108077 transitions. [2021-01-20 11:53:43,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-20 11:53:43,168 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2021-01-20 11:53:43,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 11:53:43,265 INFO L225 Difference]: With dead ends: 43083 [2021-01-20 11:53:43,266 INFO L226 Difference]: Without dead ends: 43083 [2021-01-20 11:53:43,266 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=121, Invalid=221, Unknown=0, NotChecked=0, Total=342 [2021-01-20 11:53:43,266 INFO L78 Accepts]: Start accepts. Automaton has 43083 states. Word has length 160 [2021-01-20 11:53:43,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 11:53:43,267 INFO L481 AbstractCegarLoop]: Abstraction has 43083 states. [2021-01-20 11:53:43,268 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-20 11:53:43,268 INFO L276 IsEmpty]: Start isEmpty. Operand 43083 states. [2021-01-20 11:53:43,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-01-20 11:53:43,309 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 11:53:43,310 INFO L504 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, 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] [2021-01-20 11:53:43,523 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-01-20 11:53:43,524 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 11:53:43,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 11:53:43,525 INFO L82 PathProgramCache]: Analyzing trace with hash 755642763, now seen corresponding path program 1 times [2021-01-20 11:53:43,525 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 11:53:43,526 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450652062] [2021-01-20 11:53:43,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 11:53:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:53:46,451 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:53:46,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450652062] [2021-01-20 11:53:46,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [253004069] [2021-01-20 11:53:46,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 11:53:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 11:53:46,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 77 conjunts are in the unsatisfiable core [2021-01-20 11:53:46,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-20 11:53:47,074 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-01-20 11:53:47,075 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-20 11:53:47,172 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-20 11:53:47,536 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 25 [2021-01-20 11:53:48,189 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2021-01-20 11:53:48,189 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-20 11:53:48,263 INFO L625 ElimStorePlain]: treesize reduction 13, result has 79.4 percent of original size [2021-01-20 11:53:48,268 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-20 11:53:48,269 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:67, output treesize:55 [2021-01-20 11:53:49,661 INFO L348 Elim1Store]: treesize reduction 40, result has 23.1 percent of original size [2021-01-20 11:53:49,664 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 43 [2021-01-20 11:53:49,666 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-20 11:53:49,702 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-20 11:53:49,704 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-20 11:53:49,704 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:74, output treesize:59 [2021-01-20 11:53:59,589 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-20 11:53:59,589 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 40 [2021-01-20 11:53:59,618 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-20 11:53:59,634 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-20 11:53:59,639 INFO L547 ElimStorePlain]: Start of recursive call 2: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-01-20 11:53:59,746 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2021-01-20 11:53:59,748 INFO L625 ElimStorePlain]: treesize reduction 27, result has 68.2 percent of original size [2021-01-20 11:53:59,752 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-20 11:53:59,753 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:80, output treesize:19 [2021-01-20 11:53:59,868 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-20 11:54:00,428 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 21 [2021-01-20 11:54:00,851 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 4 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 11:54:00,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-20 11:54:00,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 34] total 62 [2021-01-20 11:54:00,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388987588] [2021-01-20 11:54:00,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-01-20 11:54:00,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 11:54:00,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-01-20 11:54:00,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=238, Invalid=3541, Unknown=3, NotChecked=0, Total=3782 [2021-01-20 11:54:00,856 INFO L87 Difference]: Start difference. First operand 43083 states. Second operand has 62 states, 62 states have (on average 5.016129032258065) internal successors, (311), 62 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-20 11:54:02,407 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 26 [2021-01-20 11:54:02,884 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 32 [2021-01-20 11:54:03,280 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 24 [2021-01-20 11:54:03,762 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 31 [2021-01-20 11:54:04,468 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 35 [2021-01-20 11:54:04,849 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2021-01-20 11:54:05,550 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2021-01-20 11:54:05,994 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2021-01-20 11:54:07,091 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2021-01-20 11:54:08,732 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 31 [2021-01-20 11:54:09,250 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 38 [2021-01-20 11:54:09,943 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 41 [2021-01-20 11:54:10,358 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 26 [2021-01-20 11:54:11,156 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 26 [2021-01-20 11:54:11,550 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 24 [2021-01-20 11:54:12,030 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 28 [2021-01-20 11:54:12,472 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 45 [2021-01-20 11:54:13,552 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 50 [2021-01-20 11:54:14,391 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 64 [2021-01-20 11:54:15,102 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 59 [2021-01-20 11:54:15,490 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2021-01-20 11:54:16,033 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 42 [2021-01-20 11:54:16,859 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2021-01-20 11:54:18,438 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 53 [2021-01-20 11:54:19,381 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 59 [2021-01-20 11:54:19,991 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 51 [2021-01-20 11:54:20,819 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 58 [2021-01-20 11:54:22,108 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 62 [2021-01-20 11:54:22,860 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 65 [2021-01-20 11:54:24,149 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 67 [2021-01-20 11:54:25,350 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 69 [2021-01-20 11:54:27,449 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 69 [2021-01-20 11:54:28,084 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 57 [2021-01-20 11:54:28,659 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 53 [2021-01-20 11:54:29,865 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-01-20 11:54:30,234 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 25 [2021-01-20 11:54:30,605 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 41 [2021-01-20 11:54:31,223 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 32 [2021-01-20 11:54:31,909 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2021-01-20 11:54:32,464 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 35 [2021-01-20 11:54:33,022 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 49 [2021-01-20 11:54:33,778 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 28 [2021-01-20 11:54:34,914 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 66 [2021-01-20 11:54:35,412 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 30 [2021-01-20 11:54:36,274 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 68 [2021-01-20 11:54:36,807 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 32 [2021-01-20 11:54:37,966 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2021-01-20 11:54:38,941 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 60 [2021-01-20 11:54:39,443 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 35 [2021-01-20 11:54:39,766 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2021-01-20 11:54:40,341 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-01-20 11:54:40,660 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2021-01-20 11:54:41,214 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2021-01-20 11:54:41,653 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2021-01-20 11:54:42,215 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2021-01-20 11:54:43,180 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2021-01-20 11:54:43,663 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2021-01-20 11:54:52,470 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2021-01-20 11:55:03,384 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2021-01-20 11:55:22,627 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2021-01-20 11:55:41,490 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 49 [2021-01-20 11:56:04,598 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2021-01-20 11:57:03,548 WARN L193 SmtUtils]: Spent 4.92 s on a formula simplification. DAG size of input: 100 DAG size of output: 91 [2021-01-20 11:57:04,702 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 38 [2021-01-20 11:57:05,278 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2021-01-20 11:57:06,084 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2021-01-20 11:57:07,465 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 68 [2021-01-20 11:57:08,801 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 71 [2021-01-20 11:57:10,009 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 50 [2021-01-20 11:57:11,001 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2021-01-20 11:57:11,634 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2021-01-20 11:57:12,615 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 49 [2021-01-20 11:57:13,812 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2021-01-20 11:57:15,070 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 57 [2021-01-20 11:57:15,763 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2021-01-20 11:57:17,148 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2021-01-20 11:57:18,433 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-01-20 11:57:18,805 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-01-20 11:57:20,807 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2021-01-20 11:57:21,709 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 46 [2021-01-20 11:57:23,399 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2021-01-20 11:57:25,175 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 65 [2021-01-20 11:57:26,443 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 59 [2021-01-20 11:57:28,160 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 77 [2021-01-20 11:57:28,846 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-01-20 11:57:35,577 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 61 [2021-01-20 11:57:36,863 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2021-01-20 11:57:39,303 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 73 [2021-01-20 11:57:40,941 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 71 [2021-01-20 11:57:47,591 WARN L193 SmtUtils]: Spent 5.39 s on a formula simplification. DAG size of input: 97 DAG size of output: 88 [2021-01-20 11:57:48,887 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-01-20 11:57:50,555 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2021-01-20 11:57:51,637 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-01-20 11:57:53,570 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 82 [2021-01-20 11:57:54,220 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2021-01-20 11:57:55,835 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 73 [2021-01-20 11:58:03,339 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2021-01-20 11:58:05,372 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 116 DAG size of output: 86 [2021-01-20 11:58:06,765 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 50 [2021-01-20 11:58:09,072 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 120 DAG size of output: 88 [2021-01-20 11:58:10,517 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2021-01-20 11:58:12,984 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 129 DAG size of output: 97 [2021-01-20 11:58:15,286 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2021-01-20 11:58:17,658 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 131 DAG size of output: 99 [2021-01-20 11:58:18,355 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2021-01-20 11:58:19,833 WARN L193 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 63 [2021-01-20 11:58:22,574 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 133 DAG size of output: 101 [2021-01-20 11:58:29,995 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-01-20 11:58:44,091 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 85 DAG size of output: 76 [2021-01-20 11:58:44,795 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2021-01-20 11:59:00,972 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2021-01-20 11:59:11,670 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-01-20 11:59:21,672 WARN L193 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2021-01-20 11:59:34,335 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2021-01-20 11:59:52,140 WARN L193 SmtUtils]: Spent 5.01 s on a formula simplification. DAG size of input: 100 DAG size of output: 91 [2021-01-20 12:00:16,032 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2021-01-20 12:00:18,522 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 158 DAG size of output: 112 [2021-01-20 12:00:33,346 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2021-01-20 12:00:59,861 WARN L193 SmtUtils]: Spent 5.42 s on a formula simplification. DAG size of input: 114 DAG size of output: 105 [2021-01-20 12:01:06,800 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification that was a NOOP. DAG size: 63 [2021-01-20 12:01:12,445 WARN L193 SmtUtils]: Spent 4.88 s on a formula simplification. DAG size of input: 101 DAG size of output: 87 [2021-01-20 12:01:33,213 WARN L193 SmtUtils]: Spent 5.39 s on a formula simplification. DAG size of input: 127 DAG size of output: 102 [2021-01-20 12:01:50,023 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-01-20 12:01:51,291 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 71 [2021-01-20 12:02:18,941 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 56 [2021-01-20 12:02:40,373 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 65 [2021-01-20 12:03:08,349 WARN L193 SmtUtils]: Spent 10.54 s on a formula simplification. DAG size of input: 128 DAG size of output: 102 [2021-01-20 12:03:34,962 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 67 [2021-01-20 12:03:44,588 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2021-01-20 12:04:16,993 WARN L193 SmtUtils]: Spent 5.12 s on a formula simplification. DAG size of input: 89 DAG size of output: 80 [2021-01-20 12:04:53,934 WARN L193 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 87 DAG size of output: 60 [2021-01-20 12:05:23,845 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 48 [2021-01-20 12:05:25,158 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2021-01-20 12:05:27,010 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 72 [2021-01-20 12:05:28,825 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 71 [2021-01-20 12:06:00,797 WARN L193 SmtUtils]: Spent 10.35 s on a formula simplification. DAG size of input: 114 DAG size of output: 91 [2021-01-20 12:06:01,402 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-01-20 12:06:02,133 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-01-20 12:06:03,979 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 67 [2021-01-20 12:06:06,177 WARN L193 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 86 [2021-01-20 12:06:17,096 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2021-01-20 12:06:21,346 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 72 [2021-01-20 12:06:47,031 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2021-01-20 12:07:00,916 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 Received shutdown request... [2021-01-20 12:07:04,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2021-01-20 12:07:05,156 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 12:07:05,156 WARN L546 AbstractCegarLoop]: Verification canceled [2021-01-20 12:07:05,164 WARN L250 ceAbstractionStarter]: Timeout [2021-01-20 12:07:05,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.01 12:07:05 BasicIcfg [2021-01-20 12:07:05,165 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-20 12:07:05,166 INFO L168 Benchmark]: Toolchain (without parser) took 857901.32 ms. Allocated memory was 302.0 MB in the beginning and 987.8 MB in the end (delta: 685.8 MB). Free memory was 276.8 MB in the beginning and 311.0 MB in the end (delta: -34.2 MB). Peak memory consumption was 653.6 MB. Max. memory is 16.0 GB. [2021-01-20 12:07:05,166 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 302.0 MB. Free memory was 271.9 MB in the beginning and 271.8 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-20 12:07:05,166 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1174.52 ms. Allocated memory is still 302.0 MB. Free memory was 276.6 MB in the beginning and 257.2 MB in the end (delta: 19.4 MB). Peak memory consumption was 38.2 MB. Max. memory is 16.0 GB. [2021-01-20 12:07:05,167 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.74 ms. Allocated memory is still 302.0 MB. Free memory was 257.2 MB in the beginning and 255.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-20 12:07:05,167 INFO L168 Benchmark]: Boogie Preprocessor took 86.41 ms. Allocated memory is still 302.0 MB. Free memory was 255.1 MB in the beginning and 253.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-20 12:07:05,167 INFO L168 Benchmark]: RCFGBuilder took 1103.27 ms. Allocated memory is still 302.0 MB. Free memory was 253.0 MB in the beginning and 218.4 MB in the end (delta: 34.6 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.0 GB. [2021-01-20 12:07:05,168 INFO L168 Benchmark]: TraceAbstraction took 855412.13 ms. Allocated memory was 302.0 MB in the beginning and 987.8 MB in the end (delta: 685.8 MB). Free memory was 218.4 MB in the beginning and 311.0 MB in the end (delta: -92.6 MB). Peak memory consumption was 594.4 MB. Max. memory is 16.0 GB. [2021-01-20 12:07:05,169 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 302.0 MB. Free memory was 271.9 MB in the beginning and 271.8 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1174.52 ms. Allocated memory is still 302.0 MB. Free memory was 276.6 MB in the beginning and 257.2 MB in the end (delta: 19.4 MB). Peak memory consumption was 38.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 103.74 ms. Allocated memory is still 302.0 MB. Free memory was 257.2 MB in the beginning and 255.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 86.41 ms. Allocated memory is still 302.0 MB. Free memory was 255.1 MB in the beginning and 253.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1103.27 ms. Allocated memory is still 302.0 MB. Free memory was 253.0 MB in the beginning and 218.4 MB in the end (delta: 34.6 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 855412.13 ms. Allocated memory was 302.0 MB in the beginning and 987.8 MB in the end (delta: 685.8 MB). Free memory was 218.4 MB in the beginning and 311.0 MB in the end (delta: -92.6 MB). Peak memory consumption was 594.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 20]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 20). Cancelled while BasicCegarLoop was constructing difference of abstraction (43083states) and FLOYD_HOARE automaton (currently 174 states, 62 states before enhancement),while ReachableStatesComputation was computing reachable states (59566 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 20]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 20). Cancelled while BasicCegarLoop was constructing difference of abstraction (43083states) and FLOYD_HOARE automaton (currently 174 states, 62 states before enhancement),while ReachableStatesComputation was computing reachable states (59566 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 143 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 855.1s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 826.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.5s, HoareTripleCheckerStatistics: 3496 SDtfs, 9877 SDslu, 47447 SDs, 0 SdLazy, 13319 SolverSat, 345 SolverUnsat, 159 SolverUnknown, 0 SolverNotchecked, 350.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1298 GetRequests, 848 SyntacticMatches, 7 SemanticMatches, 443 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21194 ImplicationChecksByTransitivity, 476.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43083occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 24.1s InterpolantComputationTime, 2053 NumberOfCodeBlocks, 2053 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 2036 ConstructedInterpolants, 54 QuantifiedInterpolants, 2564923 SizeOfPredicates, 93 NumberOfNonLiveVariables, 1834 ConjunctsInSsa, 153 ConjunctsInUnsatCore, 17 InterpolantComputations, 6 PerfectInterpolantSequences, 111/800 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown