/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-ext/27_Boop_simple_vf.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-11af1e5 [2020-10-09 11:46:55,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-09 11:46:55,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-09 11:46:55,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-09 11:46:55,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-09 11:46:55,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-09 11:46:55,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-09 11:46:55,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-09 11:46:55,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-09 11:46:55,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-09 11:46:55,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-09 11:46:55,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-09 11:46:55,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-09 11:46:55,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-09 11:46:55,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-09 11:46:55,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-09 11:46:55,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-09 11:46:55,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-09 11:46:55,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-09 11:46:55,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-09 11:46:55,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-09 11:46:55,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-09 11:46:55,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-09 11:46:55,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-09 11:46:55,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-09 11:46:55,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-09 11:46:55,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-09 11:46:55,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-09 11:46:55,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-09 11:46:55,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-09 11:46:55,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-09 11:46:55,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-09 11:46:55,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-09 11:46:55,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-09 11:46:55,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-09 11:46:55,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-09 11:46:55,257 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-09 11:46:55,289 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-09 11:46:55,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-09 11:46:55,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-09 11:46:55,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-09 11:46:55,293 INFO L138 SettingsManager]: * Use SBE=true [2020-10-09 11:46:55,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-09 11:46:55,294 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-09 11:46:55,294 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-09 11:46:55,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-09 11:46:55,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-09 11:46:55,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-09 11:46:55,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-09 11:46:55,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-09 11:46:55,298 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-09 11:46:55,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-09 11:46:55,299 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-09 11:46:55,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-09 11:46:55,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-09 11:46:55,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-09 11:46:55,301 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-09 11:46:55,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-09 11:46:55,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-09 11:46:55,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-09 11:46:55,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-09 11:46:55,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-09 11:46:55,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-09 11:46:55,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-09 11:46:55,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-09 11:46:55,304 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-09 11:46:55,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-09 11:46:55,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-09 11:46:55,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-09 11:46:55,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-09 11:46:55,660 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-09 11:46:55,660 INFO L275 PluginConnector]: CDTParser initialized [2020-10-09 11:46:55,661 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/27_Boop_simple_vf.i [2020-10-09 11:46:55,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0007408be/514decc4618442e3a691a82753fb507b/FLAG645db0396 [2020-10-09 11:46:56,226 INFO L306 CDTParser]: Found 1 translation units. [2020-10-09 11:46:56,227 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/27_Boop_simple_vf.i [2020-10-09 11:46:56,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0007408be/514decc4618442e3a691a82753fb507b/FLAG645db0396 [2020-10-09 11:46:56,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0007408be/514decc4618442e3a691a82753fb507b [2020-10-09 11:46:56,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-09 11:46:56,564 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-09 11:46:56,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-09 11:46:56,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-09 11:46:56,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-09 11:46:56,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.10 11:46:56" (1/1) ... [2020-10-09 11:46:56,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28fd79a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 11:46:56, skipping insertion in model container [2020-10-09 11:46:56,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.10 11:46:56" (1/1) ... [2020-10-09 11:46:56,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-09 11:46:56,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-09 11:46:57,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-09 11:46:57,108 INFO L203 MainTranslator]: Completed pre-run [2020-10-09 11:46:57,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-09 11:46:57,226 INFO L208 MainTranslator]: Completed translation [2020-10-09 11:46:57,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 11:46:57 WrapperNode [2020-10-09 11:46:57,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-09 11:46:57,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-09 11:46:57,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-09 11:46:57,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-09 11:46:57,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 11:46:57" (1/1) ... [2020-10-09 11:46:57,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 11:46:57" (1/1) ... [2020-10-09 11:46:57,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-09 11:46:57,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-09 11:46:57,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-09 11:46:57,304 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-09 11:46:57,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 11:46:57" (1/1) ... [2020-10-09 11:46:57,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 11:46:57" (1/1) ... [2020-10-09 11:46:57,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 11:46:57" (1/1) ... [2020-10-09 11:46:57,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 11:46:57" (1/1) ... [2020-10-09 11:46:57,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 11:46:57" (1/1) ... [2020-10-09 11:46:57,348 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 11:46:57" (1/1) ... [2020-10-09 11:46:57,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 11:46:57" (1/1) ... [2020-10-09 11:46:57,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-09 11:46:57,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-09 11:46:57,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-09 11:46:57,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-09 11:46:57,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 11:46:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-09 11:46:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-10-09 11:46:57,435 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-10-09 11:46:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-10-09 11:46:57,436 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-10-09 11:46:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-09 11:46:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-09 11:46:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-09 11:46:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-09 11:46:57,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-09 11:46:57,441 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-09 11:46:57,871 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-09 11:46:57,871 INFO L298 CfgBuilder]: Removed 15 assume(true) statements. [2020-10-09 11:46:57,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.10 11:46:57 BoogieIcfgContainer [2020-10-09 11:46:57,873 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-09 11:46:57,875 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-09 11:46:57,875 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-09 11:46:57,878 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-09 11:46:57,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.10 11:46:56" (1/3) ... [2020-10-09 11:46:57,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9b0873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.10 11:46:57, skipping insertion in model container [2020-10-09 11:46:57,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.10 11:46:57" (2/3) ... [2020-10-09 11:46:57,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9b0873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.10 11:46:57, skipping insertion in model container [2020-10-09 11:46:57,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.10 11:46:57" (3/3) ... [2020-10-09 11:46:57,882 INFO L111 eAbstractionObserver]: Analyzing ICFG 27_Boop_simple_vf.i [2020-10-09 11:46:57,894 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-09 11:46:57,894 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-09 11:46:57,902 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-09 11:46:57,903 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-09 11:46:57,928 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,929 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,931 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,932 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,932 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,932 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,932 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,941 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,941 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,941 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,941 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,948 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,948 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,948 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,949 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,949 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,949 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,949 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,949 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:57,968 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-09 11:46:57,989 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-09 11:46:57,990 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-09 11:46:57,990 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-09 11:46:57,990 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-09 11:46:57,990 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-09 11:46:57,990 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-09 11:46:57,990 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-09 11:46:57,991 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-09 11:46:58,003 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-09 11:46:58,006 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 70 transitions, 150 flow [2020-10-09 11:46:58,009 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 70 transitions, 150 flow [2020-10-09 11:46:58,011 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 64 places, 70 transitions, 150 flow [2020-10-09 11:46:58,053 INFO L129 PetriNetUnfolder]: 13/77 cut-off events. [2020-10-09 11:46:58,054 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-09 11:46:58,061 INFO L80 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 77 events. 13/77 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 169 event pairs, 0 based on Foata normal form. 0/61 useless extension candidates. Maximal degree in co-relation 67. Up to 4 conditions per place. [2020-10-09 11:46:58,064 INFO L117 LiptonReduction]: Number of co-enabled transitions 1776 [2020-10-09 11:46:59,191 INFO L132 LiptonReduction]: Checked pairs total: 2113 [2020-10-09 11:46:59,192 INFO L134 LiptonReduction]: Total number of compositions: 58 [2020-10-09 11:46:59,199 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 26 transitions, 62 flow [2020-10-09 11:46:59,225 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 263 states. [2020-10-09 11:46:59,227 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states. [2020-10-09 11:46:59,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-09 11:46:59,235 INFO L413 BasicCegarLoop]: Found error trace [2020-10-09 11:46:59,236 INFO L421 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2020-10-09 11:46:59,237 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 11:46:59,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 11:46:59,243 INFO L82 PathProgramCache]: Analyzing trace with hash -905838571, now seen corresponding path program 1 times [2020-10-09 11:46:59,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-09 11:46:59,255 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999434906] [2020-10-09 11:46:59,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-09 11:46:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-09 11:46:59,401 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-09 11:46:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-09 11:46:59,419 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-09 11:46:59,442 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-09 11:46:59,443 INFO L519 BasicCegarLoop]: Counterexample might be feasible [2020-10-09 11:46:59,443 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-09 11:46:59,444 WARN L371 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-09 11:46:59,445 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-10-09 11:46:59,456 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,456 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,456 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,456 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,457 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,457 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,457 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,458 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,458 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,458 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,458 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,458 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,459 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,459 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,459 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,459 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,460 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,460 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,460 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,460 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,461 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,461 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,461 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,461 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,462 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,462 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,462 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,462 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,462 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,463 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,463 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,463 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,463 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,463 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,464 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,464 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,464 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,464 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,465 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,465 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,465 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,465 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,466 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,466 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,466 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,466 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,466 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,467 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,467 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,467 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,467 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,467 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,467 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,468 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,468 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,468 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,468 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,469 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,469 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,469 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,470 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,470 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,470 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,470 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,474 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,475 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,475 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,475 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,481 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,481 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,481 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,481 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,481 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,482 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,482 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,482 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,483 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,484 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,484 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,484 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,484 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,484 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,485 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,485 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:46:59,486 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-09 11:46:59,487 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-09 11:46:59,487 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-09 11:46:59,487 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-09 11:46:59,487 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-09 11:46:59,487 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-09 11:46:59,487 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-09 11:46:59,487 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-09 11:46:59,488 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-09 11:46:59,490 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-09 11:46:59,490 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 116 transitions, 256 flow [2020-10-09 11:46:59,490 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 103 places, 116 transitions, 256 flow [2020-10-09 11:46:59,491 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 103 places, 116 transitions, 256 flow [2020-10-09 11:46:59,513 INFO L129 PetriNetUnfolder]: 17/99 cut-off events. [2020-10-09 11:46:59,513 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-09 11:46:59,516 INFO L80 FinitePrefix]: Finished finitePrefix Result has 113 conditions, 99 events. 17/99 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 275 event pairs, 0 based on Foata normal form. 0/78 useless extension candidates. Maximal degree in co-relation 108. Up to 6 conditions per place. [2020-10-09 11:46:59,522 INFO L117 LiptonReduction]: Number of co-enabled transitions 3160 [2020-10-09 11:47:00,978 INFO L132 LiptonReduction]: Checked pairs total: 5966 [2020-10-09 11:47:00,979 INFO L134 LiptonReduction]: Total number of compositions: 97 [2020-10-09 11:47:00,979 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 43 places, 42 transitions, 108 flow [2020-10-09 11:47:01,085 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1874 states. [2020-10-09 11:47:01,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states. [2020-10-09 11:47:01,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-09 11:47:01,091 INFO L413 BasicCegarLoop]: Found error trace [2020-10-09 11:47:01,091 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 11:47:01,092 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-09 11:47:01,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 11:47:01,092 INFO L82 PathProgramCache]: Analyzing trace with hash -263518341, now seen corresponding path program 1 times [2020-10-09 11:47:01,092 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-09 11:47:01,093 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300739169] [2020-10-09 11:47:01,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-09 11:47:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 11:47:01,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 11:47:01,190 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300739169] [2020-10-09 11:47:01,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-09 11:47:01,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-09 11:47:01,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070216506] [2020-10-09 11:47:01,196 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-09 11:47:01,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-09 11:47:01,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-09 11:47:01,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-09 11:47:01,214 INFO L87 Difference]: Start difference. First operand 1874 states. Second operand 3 states. [2020-10-09 11:47:01,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-09 11:47:01,286 INFO L93 Difference]: Finished difference Result 1085 states and 3904 transitions. [2020-10-09 11:47:01,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-09 11:47:01,288 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-09 11:47:01,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-09 11:47:01,326 INFO L225 Difference]: With dead ends: 1085 [2020-10-09 11:47:01,329 INFO L226 Difference]: Without dead ends: 1085 [2020-10-09 11:47:01,331 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-09 11:47:01,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2020-10-09 11:47:01,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 1085. [2020-10-09 11:47:01,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1085 states. [2020-10-09 11:47:01,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 3904 transitions. [2020-10-09 11:47:01,480 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 3904 transitions. Word has length 8 [2020-10-09 11:47:01,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-09 11:47:01,480 INFO L481 AbstractCegarLoop]: Abstraction has 1085 states and 3904 transitions. [2020-10-09 11:47:01,480 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-09 11:47:01,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 3904 transitions. [2020-10-09 11:47:01,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-09 11:47:01,482 INFO L413 BasicCegarLoop]: Found error trace [2020-10-09 11:47:01,482 INFO L421 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1] [2020-10-09 11:47:01,482 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-09 11:47:01,482 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-09 11:47:01,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 11:47:01,483 INFO L82 PathProgramCache]: Analyzing trace with hash -227103917, now seen corresponding path program 1 times [2020-10-09 11:47:01,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-09 11:47:01,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487721329] [2020-10-09 11:47:01,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-09 11:47:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-09 11:47:01,500 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-09 11:47:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-09 11:47:01,511 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-09 11:47:01,523 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-09 11:47:01,523 INFO L519 BasicCegarLoop]: Counterexample might be feasible [2020-10-09 11:47:01,525 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-09 11:47:01,525 WARN L371 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-09 11:47:01,527 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-10-09 11:47:01,537 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,537 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,537 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,537 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,538 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,538 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,538 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,539 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,539 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,539 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,539 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,539 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,540 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,540 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,540 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,540 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,540 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,541 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,541 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,541 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,541 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,541 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,541 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,541 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,542 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,542 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,542 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,542 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,543 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,543 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,543 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,544 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,544 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,544 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,544 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,544 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,544 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,545 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,545 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,546 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,546 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,546 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,546 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,546 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,546 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,546 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,547 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,547 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,549 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,549 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,549 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,549 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,549 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,550 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,550 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,550 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,550 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,550 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,550 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,551 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,551 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,551 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,551 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,551 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,551 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,552 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,552 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,552 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,552 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,552 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,553 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,553 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,553 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,553 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,554 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,554 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,554 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,555 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,556 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,556 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,556 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,557 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,557 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,557 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,558 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,559 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,559 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,559 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,559 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,559 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,559 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,560 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,560 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,561 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,561 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,561 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,561 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,562 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,562 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,562 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,562 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,563 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,563 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,563 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,564 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,564 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,564 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,564 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,564 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:01,566 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-09 11:47:01,566 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-09 11:47:01,566 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-09 11:47:01,566 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-09 11:47:01,566 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-09 11:47:01,566 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-09 11:47:01,567 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-09 11:47:01,567 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-09 11:47:01,567 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-09 11:47:01,570 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-09 11:47:01,570 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 142 places, 162 transitions, 366 flow [2020-10-09 11:47:01,571 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 142 places, 162 transitions, 366 flow [2020-10-09 11:47:01,571 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 142 places, 162 transitions, 366 flow [2020-10-09 11:47:01,592 INFO L129 PetriNetUnfolder]: 21/121 cut-off events. [2020-10-09 11:47:01,592 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-10-09 11:47:01,596 INFO L80 FinitePrefix]: Finished finitePrefix Result has 142 conditions, 121 events. 21/121 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 338 event pairs, 0 based on Foata normal form. 0/95 useless extension candidates. Maximal degree in co-relation 135. Up to 8 conditions per place. [2020-10-09 11:47:01,601 INFO L117 LiptonReduction]: Number of co-enabled transitions 4856 [2020-10-09 11:47:03,728 INFO L132 LiptonReduction]: Checked pairs total: 11271 [2020-10-09 11:47:03,729 INFO L134 LiptonReduction]: Total number of compositions: 144 [2020-10-09 11:47:03,729 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58 places, 57 transitions, 156 flow [2020-10-09 11:47:04,538 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 11270 states. [2020-10-09 11:47:04,538 INFO L276 IsEmpty]: Start isEmpty. Operand 11270 states. [2020-10-09 11:47:04,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-09 11:47:04,539 INFO L413 BasicCegarLoop]: Found error trace [2020-10-09 11:47:04,539 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 11:47:04,539 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-09 11:47:04,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 11:47:04,540 INFO L82 PathProgramCache]: Analyzing trace with hash 1011013080, now seen corresponding path program 1 times [2020-10-09 11:47:04,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-09 11:47:04,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748550980] [2020-10-09 11:47:04,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-09 11:47:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 11:47:04,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 11:47:04,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748550980] [2020-10-09 11:47:04,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-09 11:47:04,577 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-09 11:47:04,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129527000] [2020-10-09 11:47:04,578 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-09 11:47:04,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-09 11:47:04,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-09 11:47:04,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-09 11:47:04,578 INFO L87 Difference]: Start difference. First operand 11270 states. Second operand 3 states. [2020-10-09 11:47:04,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-09 11:47:04,711 INFO L93 Difference]: Finished difference Result 7574 states and 35745 transitions. [2020-10-09 11:47:04,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-09 11:47:04,711 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-09 11:47:04,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-09 11:47:04,808 INFO L225 Difference]: With dead ends: 7574 [2020-10-09 11:47:04,808 INFO L226 Difference]: Without dead ends: 7574 [2020-10-09 11:47:04,809 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-09 11:47:04,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7574 states. [2020-10-09 11:47:05,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7574 to 7574. [2020-10-09 11:47:05,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7574 states. [2020-10-09 11:47:05,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7574 states to 7574 states and 35745 transitions. [2020-10-09 11:47:05,225 INFO L78 Accepts]: Start accepts. Automaton has 7574 states and 35745 transitions. Word has length 8 [2020-10-09 11:47:05,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-09 11:47:05,225 INFO L481 AbstractCegarLoop]: Abstraction has 7574 states and 35745 transitions. [2020-10-09 11:47:05,226 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-09 11:47:05,226 INFO L276 IsEmpty]: Start isEmpty. Operand 7574 states and 35745 transitions. [2020-10-09 11:47:05,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-09 11:47:05,234 INFO L413 BasicCegarLoop]: Found error trace [2020-10-09 11:47:05,238 INFO L421 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 11:47:05,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-09 11:47:05,238 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-09 11:47:05,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 11:47:05,239 INFO L82 PathProgramCache]: Analyzing trace with hash -1583777537, now seen corresponding path program 1 times [2020-10-09 11:47:05,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-09 11:47:05,239 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57330555] [2020-10-09 11:47:05,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-09 11:47:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-09 11:47:05,280 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-09 11:47:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-09 11:47:05,305 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-09 11:47:05,317 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-09 11:47:05,317 INFO L519 BasicCegarLoop]: Counterexample might be feasible [2020-10-09 11:47:05,318 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-09 11:47:05,318 WARN L371 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-09 11:47:05,319 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-10-09 11:47:05,334 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,336 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,336 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,336 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,337 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,337 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,337 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,337 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,337 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,338 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,338 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,338 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,338 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,338 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,339 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,339 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,339 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,340 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,340 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,340 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,340 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,340 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,341 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,341 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,342 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,342 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,342 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,342 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,342 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,343 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,343 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,343 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,345 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,345 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,345 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,345 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,345 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,346 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,346 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,359 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,360 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,360 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,360 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,360 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,361 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,361 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,362 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,362 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,362 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,362 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,363 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,364 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,364 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,364 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,364 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,364 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,364 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,365 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,365 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,365 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,365 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,365 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,365 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,366 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,366 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,366 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,366 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,367 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,367 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,367 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,367 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,367 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,367 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,368 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,368 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,368 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,368 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,368 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,368 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,369 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,369 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,369 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,369 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,369 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,370 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,370 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,370 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,370 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,370 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,371 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,371 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,371 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,371 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,371 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,371 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,372 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,372 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,372 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,372 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,372 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,372 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,373 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,373 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,373 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,373 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,373 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,373 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,374 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,374 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,374 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,374 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,375 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,375 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,376 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,376 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,377 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,377 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,380 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,381 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,381 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,381 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,383 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,383 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,383 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,383 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,385 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,385 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,385 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,385 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,385 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,386 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,386 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,386 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,387 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,388 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,388 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,388 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,388 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,388 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,389 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,389 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,391 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,391 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,391 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,392 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,392 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,392 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,392 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,392 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,394 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,394 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,394 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,394 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,394 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,395 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,395 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,395 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:05,396 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-09 11:47:05,422 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-09 11:47:05,422 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-09 11:47:05,422 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-09 11:47:05,422 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-09 11:47:05,422 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-09 11:47:05,423 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-09 11:47:05,423 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-09 11:47:05,423 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-09 11:47:05,430 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-09 11:47:05,430 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 181 places, 208 transitions, 480 flow [2020-10-09 11:47:05,430 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 181 places, 208 transitions, 480 flow [2020-10-09 11:47:05,431 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 181 places, 208 transitions, 480 flow [2020-10-09 11:47:05,456 INFO L129 PetriNetUnfolder]: 25/143 cut-off events. [2020-10-09 11:47:05,456 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-10-09 11:47:05,459 INFO L80 FinitePrefix]: Finished finitePrefix Result has 172 conditions, 143 events. 25/143 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 402 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 163. Up to 10 conditions per place. [2020-10-09 11:47:05,467 INFO L117 LiptonReduction]: Number of co-enabled transitions 6864 [2020-10-09 11:47:08,174 INFO L132 LiptonReduction]: Checked pairs total: 17679 [2020-10-09 11:47:08,175 INFO L134 LiptonReduction]: Total number of compositions: 188 [2020-10-09 11:47:08,175 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 73 places, 72 transitions, 208 flow [2020-10-09 11:47:19,558 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 67646 states. [2020-10-09 11:47:19,558 INFO L276 IsEmpty]: Start isEmpty. Operand 67646 states. [2020-10-09 11:47:19,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-09 11:47:19,559 INFO L413 BasicCegarLoop]: Found error trace [2020-10-09 11:47:19,559 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 11:47:19,559 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 11:47:19,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 11:47:19,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1431842247, now seen corresponding path program 1 times [2020-10-09 11:47:19,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-09 11:47:19,560 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130966540] [2020-10-09 11:47:19,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-09 11:47:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 11:47:19,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 11:47:19,598 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130966540] [2020-10-09 11:47:19,599 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-09 11:47:19,599 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-09 11:47:19,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858225665] [2020-10-09 11:47:19,601 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-09 11:47:19,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-09 11:47:19,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-09 11:47:19,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-09 11:47:19,601 INFO L87 Difference]: Start difference. First operand 67646 states. Second operand 3 states. [2020-10-09 11:47:20,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-09 11:47:20,306 INFO L93 Difference]: Finished difference Result 50783 states and 298609 transitions. [2020-10-09 11:47:20,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-09 11:47:20,307 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-09 11:47:20,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-09 11:47:20,696 INFO L225 Difference]: With dead ends: 50783 [2020-10-09 11:47:20,696 INFO L226 Difference]: Without dead ends: 50783 [2020-10-09 11:47:20,697 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-09 11:47:21,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50783 states. [2020-10-09 11:47:24,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50783 to 50783. [2020-10-09 11:47:24,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50783 states. [2020-10-09 11:47:25,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50783 states to 50783 states and 298609 transitions. [2020-10-09 11:47:25,191 INFO L78 Accepts]: Start accepts. Automaton has 50783 states and 298609 transitions. Word has length 8 [2020-10-09 11:47:25,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-09 11:47:25,191 INFO L481 AbstractCegarLoop]: Abstraction has 50783 states and 298609 transitions. [2020-10-09 11:47:25,191 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-09 11:47:25,191 INFO L276 IsEmpty]: Start isEmpty. Operand 50783 states and 298609 transitions. [2020-10-09 11:47:25,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-09 11:47:25,195 INFO L413 BasicCegarLoop]: Found error trace [2020-10-09 11:47:25,195 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 11:47:25,195 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-09 11:47:25,195 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 11:47:25,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 11:47:25,196 INFO L82 PathProgramCache]: Analyzing trace with hash -915592888, now seen corresponding path program 1 times [2020-10-09 11:47:25,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-09 11:47:25,196 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768029406] [2020-10-09 11:47:25,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-09 11:47:25,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 11:47:25,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 11:47:25,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768029406] [2020-10-09 11:47:25,293 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-09 11:47:25,293 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-09 11:47:25,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083745270] [2020-10-09 11:47:25,294 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-09 11:47:25,294 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-09 11:47:25,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-09 11:47:25,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-09 11:47:25,295 INFO L87 Difference]: Start difference. First operand 50783 states and 298609 transitions. Second operand 6 states. [2020-10-09 11:47:29,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-09 11:47:29,551 INFO L93 Difference]: Finished difference Result 129384 states and 753918 transitions. [2020-10-09 11:47:29,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-09 11:47:29,551 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-10-09 11:47:29,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-09 11:47:30,186 INFO L225 Difference]: With dead ends: 129384 [2020-10-09 11:47:30,186 INFO L226 Difference]: Without dead ends: 129384 [2020-10-09 11:47:30,187 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-09 11:47:31,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129384 states. [2020-10-09 11:47:35,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129384 to 111907. [2020-10-09 11:47:35,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111907 states. [2020-10-09 11:47:36,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111907 states to 111907 states and 662827 transitions. [2020-10-09 11:47:36,341 INFO L78 Accepts]: Start accepts. Automaton has 111907 states and 662827 transitions. Word has length 17 [2020-10-09 11:47:36,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-09 11:47:36,342 INFO L481 AbstractCegarLoop]: Abstraction has 111907 states and 662827 transitions. [2020-10-09 11:47:36,342 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-09 11:47:36,342 INFO L276 IsEmpty]: Start isEmpty. Operand 111907 states and 662827 transitions. [2020-10-09 11:47:36,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-09 11:47:36,348 INFO L413 BasicCegarLoop]: Found error trace [2020-10-09 11:47:36,349 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 11:47:36,349 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-09 11:47:36,349 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 11:47:36,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 11:47:36,349 INFO L82 PathProgramCache]: Analyzing trace with hash -1543057318, now seen corresponding path program 2 times [2020-10-09 11:47:36,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-09 11:47:36,350 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662247490] [2020-10-09 11:47:36,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-09 11:47:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 11:47:36,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 11:47:36,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662247490] [2020-10-09 11:47:36,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-09 11:47:36,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-09 11:47:36,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675439878] [2020-10-09 11:47:36,389 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-09 11:47:36,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-09 11:47:36,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-09 11:47:36,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-09 11:47:36,390 INFO L87 Difference]: Start difference. First operand 111907 states and 662827 transitions. Second operand 3 states. [2020-10-09 11:47:36,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-09 11:47:36,764 INFO L93 Difference]: Finished difference Result 55433 states and 310807 transitions. [2020-10-09 11:47:36,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-09 11:47:36,764 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-09 11:47:36,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-09 11:47:37,034 INFO L225 Difference]: With dead ends: 55433 [2020-10-09 11:47:37,035 INFO L226 Difference]: Without dead ends: 55433 [2020-10-09 11:47:37,035 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-09 11:47:42,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55433 states. [2020-10-09 11:47:43,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55433 to 54129. [2020-10-09 11:47:43,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54129 states. [2020-10-09 11:47:44,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54129 states to 54129 states and 303146 transitions. [2020-10-09 11:47:44,442 INFO L78 Accepts]: Start accepts. Automaton has 54129 states and 303146 transitions. Word has length 17 [2020-10-09 11:47:44,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-09 11:47:44,442 INFO L481 AbstractCegarLoop]: Abstraction has 54129 states and 303146 transitions. [2020-10-09 11:47:44,442 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-09 11:47:44,442 INFO L276 IsEmpty]: Start isEmpty. Operand 54129 states and 303146 transitions. [2020-10-09 11:47:44,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-09 11:47:44,444 INFO L413 BasicCegarLoop]: Found error trace [2020-10-09 11:47:44,444 INFO L421 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 11:47:44,444 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-09 11:47:44,444 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-09 11:47:44,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 11:47:44,445 INFO L82 PathProgramCache]: Analyzing trace with hash -220831506, now seen corresponding path program 1 times [2020-10-09 11:47:44,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-09 11:47:44,445 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271166005] [2020-10-09 11:47:44,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-09 11:47:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-09 11:47:44,457 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-09 11:47:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-09 11:47:44,466 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-09 11:47:44,472 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-09 11:47:44,472 INFO L519 BasicCegarLoop]: Counterexample might be feasible [2020-10-09 11:47:44,472 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-09 11:47:44,473 WARN L371 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-09 11:47:44,473 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-10-09 11:47:44,486 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,486 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,486 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,486 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,487 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,487 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,487 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,487 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,487 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,487 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,487 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,487 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,487 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,487 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,488 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,488 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,488 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,488 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,488 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,488 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,488 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,488 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,488 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,488 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,489 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,489 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,489 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,489 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,489 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,489 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,489 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,490 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,490 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,490 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,490 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,490 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,490 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,490 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,490 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,491 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,491 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,491 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,491 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,491 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,491 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,492 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,492 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,492 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,492 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,492 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,492 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,492 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,492 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,493 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,493 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,493 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,493 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,493 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,493 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,493 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,494 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,494 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,494 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,494 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,494 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,494 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,494 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,494 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,495 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,495 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,495 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,495 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,495 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,496 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,496 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,496 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,496 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,496 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,496 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,496 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,496 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,496 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,496 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,496 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,497 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,497 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,497 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,497 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,497 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,497 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,497 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,497 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,497 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,497 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,497 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,498 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,498 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,498 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,498 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,498 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,498 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,498 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,502 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,502 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,502 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,502 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,503 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,503 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,503 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,503 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,503 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,503 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,503 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,503 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,504 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,504 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,504 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,504 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,504 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,505 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,508 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,508 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,508 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,508 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,509 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,509 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,509 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,509 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,510 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,510 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,510 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,510 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,511 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,511 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,511 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,511 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,512 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,516 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,527 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,527 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,527 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,527 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,528 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,528 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,528 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,528 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,529 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,529 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,529 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,530 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,530 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,530 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,530 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,530 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,531 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,531 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,532 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,532 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,532 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,532 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,532 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,532 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-09 11:47:44,533 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-10-09 11:47:44,534 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-09 11:47:44,534 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-09 11:47:44,534 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-09 11:47:44,534 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-09 11:47:44,534 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-09 11:47:44,534 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-09 11:47:44,534 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-09 11:47:44,534 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-09 11:47:44,537 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-09 11:47:44,537 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 220 places, 254 transitions, 598 flow [2020-10-09 11:47:44,537 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 220 places, 254 transitions, 598 flow [2020-10-09 11:47:44,537 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 220 places, 254 transitions, 598 flow [2020-10-09 11:47:44,581 INFO L129 PetriNetUnfolder]: 29/165 cut-off events. [2020-10-09 11:47:44,581 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-10-09 11:47:44,586 INFO L80 FinitePrefix]: Finished finitePrefix Result has 203 conditions, 165 events. 29/165 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 461 event pairs, 0 based on Foata normal form. 0/129 useless extension candidates. Maximal degree in co-relation 192. Up to 12 conditions per place. [2020-10-09 11:47:44,596 INFO L117 LiptonReduction]: Number of co-enabled transitions 9184 [2020-10-09 11:47:47,776 INFO L132 LiptonReduction]: Checked pairs total: 24287 [2020-10-09 11:47:47,776 INFO L134 LiptonReduction]: Total number of compositions: 232 [2020-10-09 11:47:47,777 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 88 places, 87 transitions, 264 flow [2020-10-09 11:52:04,165 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 405902 states. [2020-10-09 11:52:04,166 INFO L276 IsEmpty]: Start isEmpty. Operand 405902 states. [2020-10-09 11:52:04,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-09 11:52:04,166 INFO L413 BasicCegarLoop]: Found error trace [2020-10-09 11:52:04,166 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 11:52:04,166 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-09 11:52:04,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 11:52:04,167 INFO L82 PathProgramCache]: Analyzing trace with hash 742071629, now seen corresponding path program 1 times [2020-10-09 11:52:04,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-09 11:52:04,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661227622] [2020-10-09 11:52:04,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-09 11:52:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 11:52:04,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 11:52:04,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661227622] [2020-10-09 11:52:04,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-09 11:52:04,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-09 11:52:04,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993944170] [2020-10-09 11:52:04,214 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-09 11:52:04,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-09 11:52:04,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-09 11:52:04,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-09 11:52:04,216 INFO L87 Difference]: Start difference. First operand 405902 states. Second operand 3 states. [2020-10-09 11:52:07,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-09 11:52:07,898 INFO L93 Difference]: Finished difference Result 331412 states and 2340156 transitions. [2020-10-09 11:52:07,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-09 11:52:07,898 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-09 11:52:07,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-09 11:52:24,148 INFO L225 Difference]: With dead ends: 331412 [2020-10-09 11:52:24,148 INFO L226 Difference]: Without dead ends: 331412 [2020-10-09 11:52:24,149 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-09 11:52:35,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331412 states. [2020-10-09 11:52:45,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331412 to 331412. [2020-10-09 11:52:45,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 331412 states. [2020-10-09 11:53:10,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331412 states to 331412 states and 2340156 transitions. [2020-10-09 11:53:10,165 INFO L78 Accepts]: Start accepts. Automaton has 331412 states and 2340156 transitions. Word has length 8 [2020-10-09 11:53:10,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-09 11:53:10,165 INFO L481 AbstractCegarLoop]: Abstraction has 331412 states and 2340156 transitions. [2020-10-09 11:53:10,165 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-09 11:53:10,165 INFO L276 IsEmpty]: Start isEmpty. Operand 331412 states and 2340156 transitions. [2020-10-09 11:53:10,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-09 11:53:10,170 INFO L413 BasicCegarLoop]: Found error trace [2020-10-09 11:53:10,170 INFO L421 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-09 11:53:10,170 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-09 11:53:10,170 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-09 11:53:10,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-09 11:53:10,171 INFO L82 PathProgramCache]: Analyzing trace with hash 1330188959, now seen corresponding path program 1 times [2020-10-09 11:53:10,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-09 11:53:10,171 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055449404] [2020-10-09 11:53:10,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-09 11:53:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-09 11:53:10,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-09 11:53:10,232 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055449404] [2020-10-09 11:53:10,233 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-09 11:53:10,233 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-09 11:53:10,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860055255] [2020-10-09 11:53:10,233 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-09 11:53:10,234 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-09 11:53:10,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-09 11:53:10,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-09 11:53:10,234 INFO L87 Difference]: Start difference. First operand 331412 states and 2340156 transitions. Second operand 6 states. [2020-10-09 11:53:42,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-09 11:53:42,173 INFO L93 Difference]: Finished difference Result 867285 states and 6072408 transitions. [2020-10-09 11:53:42,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-09 11:53:42,173 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-10-09 11:53:42,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-09 11:53:46,354 INFO L225 Difference]: With dead ends: 867285 [2020-10-09 11:53:46,354 INFO L226 Difference]: Without dead ends: 867285 [2020-10-09 11:53:46,354 INFO L673 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-09 11:54:10,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867285 states. [2020-10-09 11:55:13,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867285 to 758491. [2020-10-09 11:55:13,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758491 states.