/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 0.1.25-7bb8cbd [2020-10-15 17:24:14,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 17:24:14,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 17:24:14,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 17:24:14,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 17:24:14,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 17:24:14,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 17:24:14,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 17:24:14,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 17:24:14,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 17:24:14,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 17:24:14,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 17:24:14,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 17:24:14,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 17:24:14,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 17:24:14,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 17:24:14,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 17:24:14,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 17:24:14,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 17:24:14,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 17:24:14,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 17:24:14,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 17:24:14,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 17:24:14,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 17:24:14,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-15 17:24:14,235 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 [2020-10-15 17:24:14,272 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 17:24:14,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 17:24:14,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 17:24:14,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 17:24:14,274 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 17:24:14,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 17:24:14,275 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 17:24:14,275 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 17:24:14,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 17:24:14,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 17:24:14,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 17:24:14,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 17:24:14,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 17:24:14,277 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 17:24:14,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 17:24:14,277 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 17:24:14,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 17:24:14,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 17:24:14,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 17:24:14,278 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 17:24:14,278 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 17:24:14,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 17:24:14,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 17:24:14,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 17:24:14,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 17:24:14,279 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 17:24:14,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 17:24:14,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 17:24:14,279 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 17:24:14,280 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 17:24:14,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 17:24:14,560 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 17:24:14,564 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 17:24:14,565 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 17:24:14,565 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 17:24:14,566 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/27_Boop_simple_vf.i [2020-10-15 17:24:14,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e5163832/bd849abd9ebe42909ae9fe6bde9289fa/FLAGe6a5adc30 [2020-10-15 17:24:15,174 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 17:24:15,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/27_Boop_simple_vf.i [2020-10-15 17:24:15,186 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e5163832/bd849abd9ebe42909ae9fe6bde9289fa/FLAGe6a5adc30 [2020-10-15 17:24:15,430 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e5163832/bd849abd9ebe42909ae9fe6bde9289fa [2020-10-15 17:24:15,437 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 17:24:15,439 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-15 17:24:15,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 17:24:15,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 17:24:15,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 17:24:15,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 05:24:15" (1/1) ... [2020-10-15 17:24:15,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2724721d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:24:15, skipping insertion in model container [2020-10-15 17:24:15,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 05:24:15" (1/1) ... [2020-10-15 17:24:15,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 17:24:15,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 17:24:15,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 17:24:15,925 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 17:24:15,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 17:24:16,065 INFO L208 MainTranslator]: Completed translation [2020-10-15 17:24:16,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:24:16 WrapperNode [2020-10-15 17:24:16,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 17:24:16,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-15 17:24:16,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-15 17:24:16,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-15 17:24:16,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:24:16" (1/1) ... [2020-10-15 17:24:16,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:24:16" (1/1) ... [2020-10-15 17:24:16,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-15 17:24:16,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 17:24:16,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 17:24:16,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 17:24:16,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:24:16" (1/1) ... [2020-10-15 17:24:16,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:24:16" (1/1) ... [2020-10-15 17:24:16,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:24:16" (1/1) ... [2020-10-15 17:24:16,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:24:16" (1/1) ... [2020-10-15 17:24:16,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:24:16" (1/1) ... [2020-10-15 17:24:16,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:24:16" (1/1) ... [2020-10-15 17:24:16,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:24:16" (1/1) ... [2020-10-15 17:24:16,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 17:24:16,142 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 17:24:16,142 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 17:24:16,142 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 17:24:16,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:24:16" (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 [2020-10-15 17:24:16,200 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-10-15 17:24:16,200 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-10-15 17:24:16,200 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-10-15 17:24:16,200 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-10-15 17:24:16,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 17:24:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 17:24:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 17:24:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 17:24:16,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 17:24:16,203 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-15 17:24:16,522 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 17:24:16,523 INFO L298 CfgBuilder]: Removed 15 assume(true) statements. [2020-10-15 17:24:16,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 05:24:16 BoogieIcfgContainer [2020-10-15 17:24:16,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 17:24:16,525 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 17:24:16,526 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 17:24:16,529 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 17:24:16,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 05:24:15" (1/3) ... [2020-10-15 17:24:16,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42f30c94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 05:24:16, skipping insertion in model container [2020-10-15 17:24:16,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:24:16" (2/3) ... [2020-10-15 17:24:16,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42f30c94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 05:24:16, skipping insertion in model container [2020-10-15 17:24:16,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 05:24:16" (3/3) ... [2020-10-15 17:24:16,532 INFO L111 eAbstractionObserver]: Analyzing ICFG 27_Boop_simple_vf.i [2020-10-15 17:24:16,541 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-15 17:24:16,541 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-15 17:24:16,548 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 17:24:16,549 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-15 17:24:16,571 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,571 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,571 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,571 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,575 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,575 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,576 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,576 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,577 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,577 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,577 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,577 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,577 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,578 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,578 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,578 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,579 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,579 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,579 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,579 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,579 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,580 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,580 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,580 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,580 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,581 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,581 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,581 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,581 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,582 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,585 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,585 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,586 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,586 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,591 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,592 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,592 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,592 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,592 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,592 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,593 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,593 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:16,607 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-15 17:24:16,624 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 17:24:16,624 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 17:24:16,624 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 17:24:16,624 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 17:24:16,624 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 17:24:16,625 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 17:24:16,625 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 17:24:16,625 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 17:24:16,635 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 17:24:16,638 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 70 transitions, 150 flow [2020-10-15 17:24:16,640 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 70 transitions, 150 flow [2020-10-15 17:24:16,641 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 64 places, 70 transitions, 150 flow [2020-10-15 17:24:16,680 INFO L129 PetriNetUnfolder]: 13/77 cut-off events. [2020-10-15 17:24:16,680 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-15 17:24:16,690 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. [2020-10-15 17:24:16,695 INFO L117 LiptonReduction]: Number of co-enabled transitions 1776 [2020-10-15 17:24:17,694 INFO L132 LiptonReduction]: Checked pairs total: 2113 [2020-10-15 17:24:17,694 INFO L134 LiptonReduction]: Total number of compositions: 58 [2020-10-15 17:24:17,702 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 26 transitions, 62 flow [2020-10-15 17:24:17,725 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 263 states. [2020-10-15 17:24:17,728 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states. [2020-10-15 17:24:17,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-15 17:24:17,735 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:24:17,736 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2020-10-15 17:24:17,736 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-15 17:24:17,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:24:17,742 INFO L82 PathProgramCache]: Analyzing trace with hash -905838571, now seen corresponding path program 1 times [2020-10-15 17:24:17,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:24:17,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940825303] [2020-10-15 17:24:17,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:24:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:24:17,878 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:24:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:24:17,895 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:24:17,918 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-15 17:24:17,919 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 17:24:17,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 17:24:17,922 WARN L371 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-15 17:24:17,922 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-10-15 17:24:17,933 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,934 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,934 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,934 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,935 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,935 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,935 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,935 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,936 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,936 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,936 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,936 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,937 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,937 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,937 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,937 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,942 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,942 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,943 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,943 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,943 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,943 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,944 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,944 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,944 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,944 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,944 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,944 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,945 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,945 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,945 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,945 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,945 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,946 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,946 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,946 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,946 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,946 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,947 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,947 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,947 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,947 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,948 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,948 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,951 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,952 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,952 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,952 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,955 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,955 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,956 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,956 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,956 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,956 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,956 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,957 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,958 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,958 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,958 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,958 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,959 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,959 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,959 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,959 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:17,960 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-15 17:24:17,961 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 17:24:17,961 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 17:24:17,961 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 17:24:17,961 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 17:24:17,961 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 17:24:17,961 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 17:24:17,961 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 17:24:17,962 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 17:24:17,964 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 17:24:17,964 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 116 transitions, 256 flow [2020-10-15 17:24:17,964 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 103 places, 116 transitions, 256 flow [2020-10-15 17:24:17,964 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 103 places, 116 transitions, 256 flow [2020-10-15 17:24:17,986 INFO L129 PetriNetUnfolder]: 17/99 cut-off events. [2020-10-15 17:24:17,986 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-15 17:24:17,988 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. [2020-10-15 17:24:17,992 INFO L117 LiptonReduction]: Number of co-enabled transitions 3160 [2020-10-15 17:24:19,436 INFO L132 LiptonReduction]: Checked pairs total: 5966 [2020-10-15 17:24:19,436 INFO L134 LiptonReduction]: Total number of compositions: 97 [2020-10-15 17:24:19,436 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 43 places, 42 transitions, 108 flow [2020-10-15 17:24:19,533 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1874 states. [2020-10-15 17:24:19,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states. [2020-10-15 17:24:19,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-15 17:24:19,554 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:24:19,555 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 17:24:19,555 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 17:24:19,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:24:19,556 INFO L82 PathProgramCache]: Analyzing trace with hash -263518341, now seen corresponding path program 1 times [2020-10-15 17:24:19,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:24:19,556 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031984958] [2020-10-15 17:24:19,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:24:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 17:24:19,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 17:24:19,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031984958] [2020-10-15 17:24:19,622 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 17:24:19,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 17:24:19,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974173584] [2020-10-15 17:24:19,627 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 17:24:19,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 17:24:19,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 17:24:19,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 17:24:19,643 INFO L87 Difference]: Start difference. First operand 1874 states. Second operand 3 states. [2020-10-15 17:24:19,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 17:24:19,716 INFO L93 Difference]: Finished difference Result 1085 states and 3904 transitions. [2020-10-15 17:24:19,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 17:24:19,719 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-15 17:24:19,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 17:24:19,754 INFO L225 Difference]: With dead ends: 1085 [2020-10-15 17:24:19,754 INFO L226 Difference]: Without dead ends: 1085 [2020-10-15 17:24:19,755 INFO L677 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 [2020-10-15 17:24:19,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2020-10-15 17:24:19,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 1085. [2020-10-15 17:24:19,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1085 states. [2020-10-15 17:24:19,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 3904 transitions. [2020-10-15 17:24:19,888 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 3904 transitions. Word has length 8 [2020-10-15 17:24:19,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 17:24:19,889 INFO L481 AbstractCegarLoop]: Abstraction has 1085 states and 3904 transitions. [2020-10-15 17:24:19,889 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 17:24:19,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 3904 transitions. [2020-10-15 17:24:19,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-15 17:24:19,893 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:24:19,893 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1] [2020-10-15 17:24:19,893 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 17:24:19,893 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 17:24:19,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:24:19,894 INFO L82 PathProgramCache]: Analyzing trace with hash -227103917, now seen corresponding path program 1 times [2020-10-15 17:24:19,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:24:19,894 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023272930] [2020-10-15 17:24:19,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:24:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:24:19,938 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:24:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:24:19,959 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:24:19,971 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-15 17:24:19,971 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 17:24:19,973 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 17:24:19,973 WARN L371 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-15 17:24:19,974 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-10-15 17:24:19,983 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,984 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,984 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,984 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,984 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,985 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,985 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,985 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,985 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,985 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,986 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,986 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,986 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,986 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,986 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,987 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,987 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,987 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,987 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,987 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,987 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,988 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,988 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,988 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,988 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,989 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,989 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,989 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,989 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,989 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,989 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,990 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,990 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,990 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,990 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,990 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,990 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,991 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,991 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,991 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,991 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,991 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,991 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,992 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,992 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,992 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,992 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,993 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,993 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,993 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,993 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,993 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,993 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,993 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,994 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,994 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,994 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,994 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,994 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,994 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,995 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,995 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,995 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,995 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,995 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,996 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,996 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,996 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,996 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,996 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,997 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,997 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,997 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,997 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,997 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,997 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,998 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,998 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,998 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,998 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,998 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,998 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,999 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,999 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,999 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,999 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,999 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:19,999 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,000 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,000 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,000 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,001 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,001 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,001 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,002 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,003 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,003 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,003 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,004 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,004 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,004 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,004 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,005 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,006 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,006 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,006 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,006 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,006 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,007 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,007 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,008 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,008 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,009 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,009 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,009 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,010 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,011 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,012 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:20,013 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-15 17:24:20,013 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 17:24:20,013 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 17:24:20,013 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 17:24:20,013 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 17:24:20,014 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 17:24:20,014 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 17:24:20,014 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 17:24:20,014 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 17:24:20,016 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 17:24:20,016 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 142 places, 162 transitions, 366 flow [2020-10-15 17:24:20,016 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 142 places, 162 transitions, 366 flow [2020-10-15 17:24:20,017 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 142 places, 162 transitions, 366 flow [2020-10-15 17:24:20,035 INFO L129 PetriNetUnfolder]: 21/121 cut-off events. [2020-10-15 17:24:20,036 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-10-15 17:24:20,038 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. [2020-10-15 17:24:20,043 INFO L117 LiptonReduction]: Number of co-enabled transitions 4856 [2020-10-15 17:24:22,024 INFO L132 LiptonReduction]: Checked pairs total: 11271 [2020-10-15 17:24:22,024 INFO L134 LiptonReduction]: Total number of compositions: 144 [2020-10-15 17:24:22,025 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58 places, 57 transitions, 156 flow [2020-10-15 17:24:22,661 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 11270 states. [2020-10-15 17:24:22,661 INFO L276 IsEmpty]: Start isEmpty. Operand 11270 states. [2020-10-15 17:24:22,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-15 17:24:22,662 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:24:22,662 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 17:24:22,662 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 17:24:22,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:24:22,662 INFO L82 PathProgramCache]: Analyzing trace with hash 1011013080, now seen corresponding path program 1 times [2020-10-15 17:24:22,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:24:22,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211214792] [2020-10-15 17:24:22,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:24:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 17:24:22,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 17:24:22,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211214792] [2020-10-15 17:24:22,717 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 17:24:22,717 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 17:24:22,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634890464] [2020-10-15 17:24:22,718 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 17:24:22,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 17:24:22,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 17:24:22,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 17:24:22,719 INFO L87 Difference]: Start difference. First operand 11270 states. Second operand 3 states. [2020-10-15 17:24:22,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 17:24:22,865 INFO L93 Difference]: Finished difference Result 7574 states and 35745 transitions. [2020-10-15 17:24:22,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 17:24:22,866 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-15 17:24:22,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 17:24:22,964 INFO L225 Difference]: With dead ends: 7574 [2020-10-15 17:24:22,964 INFO L226 Difference]: Without dead ends: 7574 [2020-10-15 17:24:22,965 INFO L677 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 [2020-10-15 17:24:23,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7574 states. [2020-10-15 17:24:23,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7574 to 7574. [2020-10-15 17:24:23,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7574 states. [2020-10-15 17:24:23,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7574 states to 7574 states and 35745 transitions. [2020-10-15 17:24:23,502 INFO L78 Accepts]: Start accepts. Automaton has 7574 states and 35745 transitions. Word has length 8 [2020-10-15 17:24:23,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 17:24:23,503 INFO L481 AbstractCegarLoop]: Abstraction has 7574 states and 35745 transitions. [2020-10-15 17:24:23,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 17:24:23,503 INFO L276 IsEmpty]: Start isEmpty. Operand 7574 states and 35745 transitions. [2020-10-15 17:24:23,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-15 17:24:23,507 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:24:23,507 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 17:24:23,508 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 17:24:23,508 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 17:24:23,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:24:23,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1583777537, now seen corresponding path program 1 times [2020-10-15 17:24:23,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:24:23,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647245327] [2020-10-15 17:24:23,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:24:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:24:23,523 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:24:23,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:24:23,533 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:24:23,539 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-15 17:24:23,539 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 17:24:23,539 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 17:24:23,540 WARN L371 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-15 17:24:23,541 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-10-15 17:24:23,557 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,557 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,557 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,557 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,558 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,558 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,558 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,558 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,558 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,558 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,559 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,559 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,559 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,559 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,559 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,559 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,560 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,560 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,560 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,560 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,560 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,561 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,561 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,561 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,561 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,561 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,561 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,561 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,562 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,562 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,562 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,562 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,563 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,563 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,563 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,563 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,563 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,563 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,564 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,564 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,564 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,564 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,564 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,565 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,565 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,565 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,565 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,565 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,565 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,566 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,566 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,566 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,566 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,566 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,567 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,567 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,567 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,567 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,567 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,567 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,568 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,568 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,568 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,568 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,568 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,568 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,569 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,569 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,569 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,569 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,569 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,569 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,570 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,570 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,570 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,570 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,570 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,571 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,571 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,571 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,571 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,571 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,571 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,572 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,572 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,572 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,572 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,572 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,572 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,573 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,573 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,573 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,573 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,573 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,574 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,574 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,574 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,574 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,574 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,575 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,575 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,575 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,575 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,575 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,575 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,575 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,576 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,576 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,576 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,576 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,576 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,576 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,577 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,577 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,577 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,577 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,577 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,577 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,577 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,578 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,578 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,578 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,578 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,578 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,580 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,580 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,580 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,580 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,581 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,581 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,581 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,582 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,583 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,583 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,583 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,583 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,584 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,584 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,584 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,584 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,585 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,585 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,585 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,585 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,586 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,586 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,586 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,586 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,587 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,587 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,587 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,587 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,588 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,588 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,588 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,589 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,589 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,589 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,589 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,589 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,590 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,590 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,590 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,590 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,591 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,591 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,591 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,591 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:24:23,592 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-15 17:24:23,592 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 17:24:23,592 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 17:24:23,592 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 17:24:23,593 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 17:24:23,593 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 17:24:23,593 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 17:24:23,593 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 17:24:23,593 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 17:24:23,595 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 17:24:23,596 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 181 places, 208 transitions, 480 flow [2020-10-15 17:24:23,596 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 181 places, 208 transitions, 480 flow [2020-10-15 17:24:23,596 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 181 places, 208 transitions, 480 flow [2020-10-15 17:24:23,617 INFO L129 PetriNetUnfolder]: 25/143 cut-off events. [2020-10-15 17:24:23,617 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-10-15 17:24:23,620 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. [2020-10-15 17:24:23,628 INFO L117 LiptonReduction]: Number of co-enabled transitions 6864 [2020-10-15 17:24:26,228 INFO L132 LiptonReduction]: Checked pairs total: 17679 [2020-10-15 17:24:26,228 INFO L134 LiptonReduction]: Total number of compositions: 188 [2020-10-15 17:24:26,228 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 73 places, 72 transitions, 208 flow [2020-10-15 17:24:36,780 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 67646 states. [2020-10-15 17:24:36,781 INFO L276 IsEmpty]: Start isEmpty. Operand 67646 states. [2020-10-15 17:24:36,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-15 17:24:36,781 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:24:36,781 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 17:24:36,781 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]=== [2020-10-15 17:24:36,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:24:36,782 INFO L82 PathProgramCache]: Analyzing trace with hash 1431842247, now seen corresponding path program 1 times [2020-10-15 17:24:36,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:24:36,782 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049597471] [2020-10-15 17:24:36,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:24:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 17:24:36,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 17:24:36,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049597471] [2020-10-15 17:24:36,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 17:24:36,803 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 17:24:36,803 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296867697] [2020-10-15 17:24:36,804 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 17:24:36,804 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 17:24:36,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 17:24:36,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 17:24:36,805 INFO L87 Difference]: Start difference. First operand 67646 states. Second operand 3 states. [2020-10-15 17:24:37,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 17:24:37,187 INFO L93 Difference]: Finished difference Result 50783 states and 298609 transitions. [2020-10-15 17:24:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 17:24:37,188 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-15 17:24:37,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 17:24:37,542 INFO L225 Difference]: With dead ends: 50783 [2020-10-15 17:24:37,542 INFO L226 Difference]: Without dead ends: 50783 [2020-10-15 17:24:37,543 INFO L677 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 [2020-10-15 17:24:38,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50783 states. [2020-10-15 17:24:41,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50783 to 50783. [2020-10-15 17:24:41,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50783 states. [2020-10-15 17:24:41,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50783 states to 50783 states and 298609 transitions. [2020-10-15 17:24:41,812 INFO L78 Accepts]: Start accepts. Automaton has 50783 states and 298609 transitions. Word has length 8 [2020-10-15 17:24:41,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 17:24:41,813 INFO L481 AbstractCegarLoop]: Abstraction has 50783 states and 298609 transitions. [2020-10-15 17:24:41,813 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 17:24:41,813 INFO L276 IsEmpty]: Start isEmpty. Operand 50783 states and 298609 transitions. [2020-10-15 17:24:41,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-15 17:24:41,816 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:24:41,816 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 17:24:41,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 17:24:41,817 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]=== [2020-10-15 17:24:41,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:24:41,817 INFO L82 PathProgramCache]: Analyzing trace with hash -915592888, now seen corresponding path program 1 times [2020-10-15 17:24:41,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:24:41,818 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88721200] [2020-10-15 17:24:41,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:24:41,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 17:24:41,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 17:24:41,907 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88721200] [2020-10-15 17:24:41,907 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 17:24:41,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 17:24:41,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022913099] [2020-10-15 17:24:41,908 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 17:24:41,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 17:24:41,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 17:24:41,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-15 17:24:41,909 INFO L87 Difference]: Start difference. First operand 50783 states and 298609 transitions. Second operand 6 states. [2020-10-15 17:24:43,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 17:24:43,955 INFO L93 Difference]: Finished difference Result 129384 states and 753918 transitions. [2020-10-15 17:24:43,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 17:24:43,956 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-10-15 17:24:43,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 17:24:44,578 INFO L225 Difference]: With dead ends: 129384 [2020-10-15 17:24:44,578 INFO L226 Difference]: Without dead ends: 129384 [2020-10-15 17:24:44,578 INFO L677 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 [2020-10-15 17:24:49,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129384 states. [2020-10-15 17:24:52,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129384 to 111907. [2020-10-15 17:24:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111907 states. [2020-10-15 17:24:53,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111907 states to 111907 states and 662827 transitions. [2020-10-15 17:24:53,966 INFO L78 Accepts]: Start accepts. Automaton has 111907 states and 662827 transitions. Word has length 17 [2020-10-15 17:24:53,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 17:24:53,967 INFO L481 AbstractCegarLoop]: Abstraction has 111907 states and 662827 transitions. [2020-10-15 17:24:53,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-15 17:24:53,967 INFO L276 IsEmpty]: Start isEmpty. Operand 111907 states and 662827 transitions. [2020-10-15 17:24:53,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-15 17:24:53,975 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:24:53,976 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 17:24:53,976 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 17:24:53,976 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]=== [2020-10-15 17:24:53,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:24:53,976 INFO L82 PathProgramCache]: Analyzing trace with hash -1543057318, now seen corresponding path program 2 times [2020-10-15 17:24:53,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:24:53,977 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016118692] [2020-10-15 17:24:53,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:24:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 17:24:54,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 17:24:54,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016118692] [2020-10-15 17:24:54,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 17:24:54,007 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 17:24:54,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093272604] [2020-10-15 17:24:54,007 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 17:24:54,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 17:24:54,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 17:24:54,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 17:24:54,008 INFO L87 Difference]: Start difference. First operand 111907 states and 662827 transitions. Second operand 3 states. [2020-10-15 17:24:54,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 17:24:54,371 INFO L93 Difference]: Finished difference Result 55433 states and 310807 transitions. [2020-10-15 17:24:54,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 17:24:54,371 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-15 17:24:54,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 17:24:54,605 INFO L225 Difference]: With dead ends: 55433 [2020-10-15 17:24:54,605 INFO L226 Difference]: Without dead ends: 55433 [2020-10-15 17:24:54,606 INFO L677 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 [2020-10-15 17:24:54,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55433 states. [2020-10-15 17:25:00,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55433 to 54129. [2020-10-15 17:25:00,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54129 states. [2020-10-15 17:25:01,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54129 states to 54129 states and 303146 transitions. [2020-10-15 17:25:01,126 INFO L78 Accepts]: Start accepts. Automaton has 54129 states and 303146 transitions. Word has length 17 [2020-10-15 17:25:01,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 17:25:01,126 INFO L481 AbstractCegarLoop]: Abstraction has 54129 states and 303146 transitions. [2020-10-15 17:25:01,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 17:25:01,126 INFO L276 IsEmpty]: Start isEmpty. Operand 54129 states and 303146 transitions. [2020-10-15 17:25:01,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-15 17:25:01,128 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:25:01,128 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 17:25:01,128 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 17:25:01,128 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]=== [2020-10-15 17:25:01,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:25:01,128 INFO L82 PathProgramCache]: Analyzing trace with hash -220831506, now seen corresponding path program 1 times [2020-10-15 17:25:01,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:25:01,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971394817] [2020-10-15 17:25:01,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:25:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:25:01,141 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:25:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:25:01,151 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:25:01,157 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-15 17:25:01,157 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 17:25:01,157 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 17:25:01,158 WARN L371 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-15 17:25:01,158 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-10-15 17:25:01,171 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,171 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,171 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,171 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,171 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,172 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,172 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,172 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,172 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,172 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,172 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,172 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,173 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,173 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,173 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,173 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,173 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,173 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,174 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,174 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,174 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,174 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,174 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,174 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,175 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,175 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,175 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,175 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,175 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,175 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,175 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,175 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,176 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,176 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,176 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,176 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,176 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,176 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,176 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,176 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,177 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,177 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,177 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,177 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,177 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,177 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,178 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,178 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,178 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,178 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,178 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,179 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,179 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,179 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,179 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,179 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,179 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,179 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,180 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,180 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,180 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,180 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,180 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,181 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,181 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,181 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,181 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,181 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,181 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,181 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,182 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,182 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,182 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,182 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,182 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,182 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,182 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,183 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,183 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,183 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,183 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,183 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,183 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,183 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,184 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,184 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,184 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,184 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,184 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,184 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,184 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,185 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,185 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,185 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,185 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,185 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,185 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,186 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,186 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,186 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,186 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,186 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,186 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,186 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,187 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,187 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,187 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,187 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,187 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,187 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,188 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,188 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,188 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,188 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,188 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,188 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,188 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,189 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,189 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,189 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,189 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,189 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,189 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,189 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,190 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,190 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,190 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,190 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,190 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,190 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,191 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,191 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,191 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,191 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,191 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,191 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,191 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,192 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,192 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,192 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,192 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,192 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,192 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,192 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,192 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,193 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,193 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,193 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,193 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,193 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,194 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,194 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,194 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,194 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,199 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,199 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,200 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,200 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,203 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,203 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,203 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,204 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,204 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,205 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,205 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,205 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,206 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,206 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,206 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,206 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,207 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,208 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,208 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,208 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,208 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,209 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,209 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,210 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,210 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,210 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,210 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,210 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,210 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,211 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,211 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,212 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,212 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,212 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,212 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,212 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,212 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,213 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,213 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,213 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,214 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,214 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,214 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,214 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,214 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,215 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,215 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,215 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,215 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,216 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,216 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,216 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,216 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:25:01,217 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-10-15 17:25:01,217 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 17:25:01,217 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 17:25:01,217 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 17:25:01,217 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 17:25:01,218 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 17:25:01,218 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 17:25:01,218 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 17:25:01,218 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 17:25:01,222 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 17:25:01,222 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 220 places, 254 transitions, 598 flow [2020-10-15 17:25:01,222 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 220 places, 254 transitions, 598 flow [2020-10-15 17:25:01,223 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 220 places, 254 transitions, 598 flow [2020-10-15 17:25:01,251 INFO L129 PetriNetUnfolder]: 29/165 cut-off events. [2020-10-15 17:25:01,252 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-10-15 17:25:01,254 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. [2020-10-15 17:25:01,263 INFO L117 LiptonReduction]: Number of co-enabled transitions 9184 [2020-10-15 17:25:04,272 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-10-15 17:25:04,681 INFO L132 LiptonReduction]: Checked pairs total: 24287 [2020-10-15 17:25:04,681 INFO L134 LiptonReduction]: Total number of compositions: 232 [2020-10-15 17:25:04,681 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 88 places, 87 transitions, 264 flow [2020-10-15 17:28:41,094 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 405902 states. [2020-10-15 17:28:41,095 INFO L276 IsEmpty]: Start isEmpty. Operand 405902 states. [2020-10-15 17:28:41,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-15 17:28:41,095 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:28:41,095 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 17:28:41,095 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]=== [2020-10-15 17:28:41,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:28:41,096 INFO L82 PathProgramCache]: Analyzing trace with hash 742071629, now seen corresponding path program 1 times [2020-10-15 17:28:41,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:28:41,096 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680622316] [2020-10-15 17:28:41,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:28:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 17:28:41,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 17:28:41,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680622316] [2020-10-15 17:28:41,144 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 17:28:41,144 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 17:28:41,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901506179] [2020-10-15 17:28:41,145 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 17:28:41,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 17:28:41,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 17:28:41,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 17:28:41,146 INFO L87 Difference]: Start difference. First operand 405902 states. Second operand 3 states. [2020-10-15 17:28:44,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 17:28:44,879 INFO L93 Difference]: Finished difference Result 331412 states and 2340156 transitions. [2020-10-15 17:28:44,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 17:28:44,879 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-15 17:28:44,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 17:29:00,856 INFO L225 Difference]: With dead ends: 331412 [2020-10-15 17:29:00,856 INFO L226 Difference]: Without dead ends: 331412 [2020-10-15 17:29:00,857 INFO L677 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 [2020-10-15 17:29:11,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331412 states. [2020-10-15 17:29:19,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331412 to 331412. [2020-10-15 17:29:19,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 331412 states. [2020-10-15 17:29:39,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331412 states to 331412 states and 2340156 transitions. [2020-10-15 17:29:39,931 INFO L78 Accepts]: Start accepts. Automaton has 331412 states and 2340156 transitions. Word has length 8 [2020-10-15 17:29:39,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 17:29:39,931 INFO L481 AbstractCegarLoop]: Abstraction has 331412 states and 2340156 transitions. [2020-10-15 17:29:39,932 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 17:29:39,932 INFO L276 IsEmpty]: Start isEmpty. Operand 331412 states and 2340156 transitions. [2020-10-15 17:29:39,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-15 17:29:39,936 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:29:39,936 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 17:29:39,936 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-15 17:29:39,936 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]=== [2020-10-15 17:29:39,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:29:39,936 INFO L82 PathProgramCache]: Analyzing trace with hash 1330188959, now seen corresponding path program 1 times [2020-10-15 17:29:39,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:29:39,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357391331] [2020-10-15 17:29:39,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:29:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 17:29:39,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 17:29:39,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357391331] [2020-10-15 17:29:39,990 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 17:29:39,990 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 17:29:39,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830202818] [2020-10-15 17:29:39,991 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 17:29:39,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 17:29:39,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 17:29:39,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-15 17:29:39,991 INFO L87 Difference]: Start difference. First operand 331412 states and 2340156 transitions. Second operand 6 states. [2020-10-15 17:30:08,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 17:30:08,862 INFO L93 Difference]: Finished difference Result 867285 states and 6072408 transitions. [2020-10-15 17:30:08,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 17:30:08,863 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-10-15 17:30:08,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 17:30:35,599 INFO L225 Difference]: With dead ends: 867285 [2020-10-15 17:30:35,599 INFO L226 Difference]: Without dead ends: 867285 [2020-10-15 17:30:35,599 INFO L677 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 [2020-10-15 17:30:55,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867285 states. [2020-10-15 17:32:04,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867285 to 758491. [2020-10-15 17:32:05,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758491 states.