/usr/bin/java -Xmx8000000000 -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-b09bf87 [2020-10-16 10:57:31,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 10:57:31,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 10:57:31,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 10:57:31,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 10:57:31,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 10:57:31,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 10:57:31,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 10:57:31,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 10:57:31,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 10:57:31,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 10:57:31,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 10:57:31,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 10:57:31,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 10:57:31,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 10:57:31,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 10:57:31,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 10:57:31,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 10:57:31,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 10:57:31,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 10:57:31,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 10:57:31,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 10:57:31,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 10:57:31,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 10:57:31,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-16 10:57:31,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 10:57:31,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 10:57:31,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 10:57:31,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 10:57:31,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 10:57:31,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 10:57:31,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 10:57:31,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 10:57:31,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 10:57:31,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 10:57:31,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 10:57:31,824 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-16 10:57:31,849 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 10:57:31,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 10:57:31,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 10:57:31,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 10:57:31,850 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 10:57:31,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 10:57:31,851 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 10:57:31,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 10:57:31,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 10:57:31,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 10:57:31,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 10:57:31,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 10:57:31,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 10:57:31,852 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 10:57:31,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 10:57:31,853 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 10:57:31,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 10:57:31,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 10:57:31,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 10:57:31,853 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 10:57:31,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 10:57:31,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 10:57:31,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 10:57:31,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-16 10:57:31,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 10:57:31,855 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 10:57:31,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 10:57:31,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 10:57:31,855 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-16 10:57:31,855 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-16 10:57:32,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 10:57:32,160 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 10:57:32,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 10:57:32,164 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 10:57:32,165 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 10:57:32,166 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/27_Boop_simple_vf.i [2020-10-16 10:57:32,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/db03deeac/2d379149b4b948b5ad31b6840e04ab21/FLAG82997b0e7 [2020-10-16 10:57:32,742 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 10:57:32,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-ext/27_Boop_simple_vf.i [2020-10-16 10:57:32,775 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/db03deeac/2d379149b4b948b5ad31b6840e04ab21/FLAG82997b0e7 [2020-10-16 10:57:33,005 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/db03deeac/2d379149b4b948b5ad31b6840e04ab21 [2020-10-16 10:57:33,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 10:57:33,016 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 10:57:33,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 10:57:33,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 10:57:33,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 10:57:33,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 10:57:33" (1/1) ... [2020-10-16 10:57:33,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f2c77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:57:33, skipping insertion in model container [2020-10-16 10:57:33,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 10:57:33" (1/1) ... [2020-10-16 10:57:33,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 10:57:33,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 10:57:33,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 10:57:33,517 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 10:57:33,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 10:57:33,636 INFO L208 MainTranslator]: Completed translation [2020-10-16 10:57:33,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:57:33 WrapperNode [2020-10-16 10:57:33,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 10:57:33,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 10:57:33,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 10:57:33,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 10:57:33,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:57:33" (1/1) ... [2020-10-16 10:57:33,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:57:33" (1/1) ... [2020-10-16 10:57:33,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 10:57:33,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 10:57:33,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 10:57:33,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 10:57:33,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:57:33" (1/1) ... [2020-10-16 10:57:33,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:57:33" (1/1) ... [2020-10-16 10:57:33,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:57:33" (1/1) ... [2020-10-16 10:57:33,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:57:33" (1/1) ... [2020-10-16 10:57:33,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:57:33" (1/1) ... [2020-10-16 10:57:33,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:57:33" (1/1) ... [2020-10-16 10:57:33,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:57:33" (1/1) ... [2020-10-16 10:57:33,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 10:57:33,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 10:57:33,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 10:57:33,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 10:57:33,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:57:33" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-16 10:57:33,792 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-10-16 10:57:33,792 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-10-16 10:57:33,793 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-10-16 10:57:33,793 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-10-16 10:57:33,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 10:57:33,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 10:57:33,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 10:57:33,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 10:57:33,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 10:57:33,796 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 10:57:34,222 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 10:57:34,223 INFO L298 CfgBuilder]: Removed 15 assume(true) statements. [2020-10-16 10:57:34,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 10:57:34 BoogieIcfgContainer [2020-10-16 10:57:34,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 10:57:34,226 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 10:57:34,226 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 10:57:34,230 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 10:57:34,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 10:57:33" (1/3) ... [2020-10-16 10:57:34,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b9c5fdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 10:57:34, skipping insertion in model container [2020-10-16 10:57:34,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:57:33" (2/3) ... [2020-10-16 10:57:34,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b9c5fdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 10:57:34, skipping insertion in model container [2020-10-16 10:57:34,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 10:57:34" (3/3) ... [2020-10-16 10:57:34,234 INFO L111 eAbstractionObserver]: Analyzing ICFG 27_Boop_simple_vf.i [2020-10-16 10:57:34,247 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 10:57:34,247 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-16 10:57:34,255 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-16 10:57:34,256 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 10:57:34,284 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,285 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,285 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,285 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,286 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,286 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,286 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,287 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,288 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,288 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,289 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,289 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,289 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,289 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,289 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,290 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,290 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,291 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,291 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,291 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,292 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,292 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,292 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,292 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,293 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,293 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,293 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,294 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,294 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,294 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,298 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,299 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,299 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,299 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,307 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,308 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,308 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,308 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,308 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,309 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,309 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,309 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:34,311 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 10:57:34,326 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-16 10:57:34,348 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 10:57:34,348 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 10:57:34,348 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 10:57:34,348 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 10:57:34,349 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 10:57:34,349 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 10:57:34,349 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 10:57:34,349 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 10:57:34,361 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 10:57:34,363 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 70 transitions, 150 flow [2020-10-16 10:57:34,366 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 70 transitions, 150 flow [2020-10-16 10:57:34,367 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 64 places, 70 transitions, 150 flow [2020-10-16 10:57:34,411 INFO L129 PetriNetUnfolder]: 13/77 cut-off events. [2020-10-16 10:57:34,411 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 10:57:34,419 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. [2020-10-16 10:57:34,423 INFO L117 LiptonReduction]: Number of co-enabled transitions 1776 [2020-10-16 10:57:35,528 INFO L132 LiptonReduction]: Checked pairs total: 2113 [2020-10-16 10:57:35,528 INFO L134 LiptonReduction]: Total number of compositions: 58 [2020-10-16 10:57:35,536 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 26 transitions, 62 flow [2020-10-16 10:57:35,561 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 263 states. [2020-10-16 10:57:35,564 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states. [2020-10-16 10:57:35,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-16 10:57:35,572 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:57:35,573 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2020-10-16 10:57:35,574 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-16 10:57:35,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:57:35,580 INFO L82 PathProgramCache]: Analyzing trace with hash -905838571, now seen corresponding path program 1 times [2020-10-16 10:57:35,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:57:35,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46180486] [2020-10-16 10:57:35,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:57:35,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 10:57:35,712 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 10:57:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 10:57:35,730 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 10:57:35,755 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 10:57:35,756 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 10:57:35,756 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 10:57:35,758 WARN L371 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 10:57:35,758 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-10-16 10:57:35,770 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,771 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,771 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,771 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,772 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,772 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,773 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,773 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,773 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,773 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,773 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,774 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,774 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,774 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,775 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,775 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,776 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,776 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,776 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,776 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,777 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,777 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,777 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,777 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,778 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,778 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,778 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,779 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,779 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,779 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,779 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,780 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,780 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,780 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,780 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,781 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,782 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,782 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,782 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,783 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,783 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,783 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,783 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,783 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,784 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,784 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,784 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,784 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,786 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,786 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,786 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,786 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,787 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,787 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,787 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,788 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,788 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,788 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,793 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,794 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,794 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,794 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,815 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,816 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,816 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,816 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,816 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,817 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,817 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,818 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,820 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,821 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,821 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,821 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,821 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,821 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,822 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,822 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:35,823 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 10:57:35,823 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-16 10:57:35,824 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 10:57:35,824 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 10:57:35,824 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 10:57:35,824 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 10:57:35,824 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 10:57:35,824 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 10:57:35,825 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 10:57:35,825 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 10:57:35,827 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 10:57:35,827 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 116 transitions, 256 flow [2020-10-16 10:57:35,828 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 103 places, 116 transitions, 256 flow [2020-10-16 10:57:35,828 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 103 places, 116 transitions, 256 flow [2020-10-16 10:57:35,850 INFO L129 PetriNetUnfolder]: 17/99 cut-off events. [2020-10-16 10:57:35,850 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-16 10:57:35,853 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. [2020-10-16 10:57:35,858 INFO L117 LiptonReduction]: Number of co-enabled transitions 3160 [2020-10-16 10:57:37,353 INFO L132 LiptonReduction]: Checked pairs total: 5966 [2020-10-16 10:57:37,354 INFO L134 LiptonReduction]: Total number of compositions: 97 [2020-10-16 10:57:37,354 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 43 places, 42 transitions, 108 flow [2020-10-16 10:57:37,463 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1874 states. [2020-10-16 10:57:37,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states. [2020-10-16 10:57:37,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-16 10:57:37,466 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:57:37,466 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:57:37,466 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:57:37,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:57:37,467 INFO L82 PathProgramCache]: Analyzing trace with hash -263518341, now seen corresponding path program 1 times [2020-10-16 10:57:37,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:57:37,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776081588] [2020-10-16 10:57:37,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:57:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:57:37,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:57:37,542 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776081588] [2020-10-16 10:57:37,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:57:37,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 10:57:37,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963639991] [2020-10-16 10:57:37,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 10:57:37,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:57:37,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 10:57:37,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 10:57:37,562 INFO L87 Difference]: Start difference. First operand 1874 states. Second operand 3 states. [2020-10-16 10:57:37,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:57:37,638 INFO L93 Difference]: Finished difference Result 1085 states and 3904 transitions. [2020-10-16 10:57:37,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 10:57:37,640 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-16 10:57:37,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:57:37,681 INFO L225 Difference]: With dead ends: 1085 [2020-10-16 10:57:37,682 INFO L226 Difference]: Without dead ends: 1085 [2020-10-16 10:57:37,683 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 [2020-10-16 10:57:37,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2020-10-16 10:57:37,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 1085. [2020-10-16 10:57:37,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1085 states. [2020-10-16 10:57:37,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 3904 transitions. [2020-10-16 10:57:37,833 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 3904 transitions. Word has length 8 [2020-10-16 10:57:37,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:57:37,833 INFO L481 AbstractCegarLoop]: Abstraction has 1085 states and 3904 transitions. [2020-10-16 10:57:37,833 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 10:57:37,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 3904 transitions. [2020-10-16 10:57:37,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-16 10:57:37,837 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:57:37,837 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1] [2020-10-16 10:57:37,838 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 10:57:37,838 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:57:37,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:57:37,838 INFO L82 PathProgramCache]: Analyzing trace with hash -227103917, now seen corresponding path program 1 times [2020-10-16 10:57:37,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:57:37,841 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458838982] [2020-10-16 10:57:37,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:57:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 10:57:37,892 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 10:57:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 10:57:37,908 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 10:57:37,914 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 10:57:37,915 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 10:57:37,916 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 10:57:37,917 WARN L371 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 10:57:37,918 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-10-16 10:57:37,928 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,928 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,929 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,929 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,929 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,929 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,931 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,931 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,931 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,931 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,931 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,932 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,932 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,932 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,932 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,942 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,942 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,943 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,943 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,943 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,943 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,943 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,944 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,944 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,944 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,944 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,944 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,944 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,945 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,945 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,945 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,946 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,946 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,946 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,948 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,949 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,949 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,949 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,950 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,951 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,951 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,951 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,953 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,953 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,953 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,953 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,953 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,954 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,954 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,954 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,955 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,955 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,956 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,956 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,956 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,956 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,956 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,957 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,958 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,958 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,959 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,959 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,959 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,959 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,959 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,959 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:37,962 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 10:57:37,962 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-16 10:57:37,963 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 10:57:37,963 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 10:57:37,963 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 10:57:37,963 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 10:57:37,963 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 10:57:37,963 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 10:57:37,963 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 10:57:37,964 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 10:57:37,966 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 10:57:37,966 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 142 places, 162 transitions, 366 flow [2020-10-16 10:57:37,966 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 142 places, 162 transitions, 366 flow [2020-10-16 10:57:37,967 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 142 places, 162 transitions, 366 flow [2020-10-16 10:57:37,987 INFO L129 PetriNetUnfolder]: 21/121 cut-off events. [2020-10-16 10:57:37,987 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-10-16 10:57:37,989 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. [2020-10-16 10:57:37,995 INFO L117 LiptonReduction]: Number of co-enabled transitions 4856 [2020-10-16 10:57:40,233 INFO L132 LiptonReduction]: Checked pairs total: 11271 [2020-10-16 10:57:40,234 INFO L134 LiptonReduction]: Total number of compositions: 144 [2020-10-16 10:57:40,234 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58 places, 57 transitions, 156 flow [2020-10-16 10:57:40,979 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 11270 states. [2020-10-16 10:57:40,980 INFO L276 IsEmpty]: Start isEmpty. Operand 11270 states. [2020-10-16 10:57:40,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-16 10:57:40,980 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:57:40,980 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:57:40,981 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:57:40,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:57:40,981 INFO L82 PathProgramCache]: Analyzing trace with hash 1011013080, now seen corresponding path program 1 times [2020-10-16 10:57:40,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:57:40,981 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054842488] [2020-10-16 10:57:40,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:57:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:57:41,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:57:41,032 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054842488] [2020-10-16 10:57:41,032 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:57:41,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 10:57:41,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552533213] [2020-10-16 10:57:41,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 10:57:41,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:57:41,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 10:57:41,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 10:57:41,034 INFO L87 Difference]: Start difference. First operand 11270 states. Second operand 3 states. [2020-10-16 10:57:41,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:57:41,171 INFO L93 Difference]: Finished difference Result 7574 states and 35745 transitions. [2020-10-16 10:57:41,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 10:57:41,172 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-16 10:57:41,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:57:41,274 INFO L225 Difference]: With dead ends: 7574 [2020-10-16 10:57:41,275 INFO L226 Difference]: Without dead ends: 7574 [2020-10-16 10:57:41,275 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 [2020-10-16 10:57:41,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7574 states. [2020-10-16 10:57:41,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7574 to 7574. [2020-10-16 10:57:41,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7574 states. [2020-10-16 10:57:41,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7574 states to 7574 states and 35745 transitions. [2020-10-16 10:57:41,826 INFO L78 Accepts]: Start accepts. Automaton has 7574 states and 35745 transitions. Word has length 8 [2020-10-16 10:57:41,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:57:41,827 INFO L481 AbstractCegarLoop]: Abstraction has 7574 states and 35745 transitions. [2020-10-16 10:57:41,827 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 10:57:41,827 INFO L276 IsEmpty]: Start isEmpty. Operand 7574 states and 35745 transitions. [2020-10-16 10:57:41,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 10:57:41,831 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:57:41,831 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:57:41,831 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 10:57:41,832 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 10:57:41,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:57:41,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1583777537, now seen corresponding path program 1 times [2020-10-16 10:57:41,832 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:57:41,833 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401700460] [2020-10-16 10:57:41,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:57:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 10:57:41,848 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 10:57:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 10:57:41,858 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 10:57:41,864 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 10:57:41,864 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 10:57:41,865 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 10:57:41,865 WARN L371 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 10:57:41,866 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-10-16 10:57:41,878 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,878 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,879 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,879 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,879 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,879 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,879 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,880 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,880 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,880 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,880 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,880 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,881 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,881 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,881 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,881 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,881 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,882 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,882 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,882 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,882 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,882 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,882 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,883 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,883 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,883 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,883 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,883 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,883 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,884 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,884 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,884 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,884 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,885 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,885 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,885 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,885 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,885 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,885 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,885 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,886 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,886 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,886 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,886 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,886 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,886 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,887 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,887 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,887 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,887 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,887 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,887 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,888 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,888 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,888 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,888 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,888 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,889 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,889 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,889 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,889 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,889 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,890 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,890 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,890 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,890 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,890 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,890 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,890 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,890 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,891 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,891 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,891 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,891 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,891 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,891 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,892 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,892 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,892 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,892 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,892 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,892 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,893 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,893 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,893 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,893 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,893 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,893 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,894 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,894 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,894 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,894 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,894 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,894 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,895 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,895 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,895 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,895 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,895 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,895 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,895 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,896 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,896 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,896 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,896 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,896 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,896 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,896 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,897 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,897 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,897 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,897 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,897 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,897 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,897 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,898 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,898 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,898 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,898 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,898 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,899 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,899 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,899 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,899 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,900 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,900 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,901 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,901 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,902 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,902 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,902 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,902 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,904 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,905 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,905 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,905 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,910 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,911 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,911 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,911 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,911 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,911 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,911 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,912 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,913 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,913 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,913 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,913 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,914 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,914 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,914 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,914 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,915 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,916 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,916 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,916 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,916 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,916 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,916 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,917 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,918 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,918 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,918 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,918 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,919 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,919 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,919 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,919 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:57:41,920 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 10:57:41,920 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-16 10:57:41,921 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 10:57:41,921 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 10:57:41,921 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 10:57:41,921 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 10:57:41,921 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 10:57:41,921 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 10:57:41,921 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 10:57:41,921 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 10:57:41,924 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 10:57:41,924 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 181 places, 208 transitions, 480 flow [2020-10-16 10:57:41,924 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 181 places, 208 transitions, 480 flow [2020-10-16 10:57:41,924 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 181 places, 208 transitions, 480 flow [2020-10-16 10:57:41,947 INFO L129 PetriNetUnfolder]: 25/143 cut-off events. [2020-10-16 10:57:41,948 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-10-16 10:57:41,950 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. [2020-10-16 10:57:41,958 INFO L117 LiptonReduction]: Number of co-enabled transitions 6864 [2020-10-16 10:57:44,859 INFO L132 LiptonReduction]: Checked pairs total: 17679 [2020-10-16 10:57:44,859 INFO L134 LiptonReduction]: Total number of compositions: 188 [2020-10-16 10:57:44,860 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 73 places, 72 transitions, 208 flow [2020-10-16 10:57:57,156 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 67646 states. [2020-10-16 10:57:57,156 INFO L276 IsEmpty]: Start isEmpty. Operand 67646 states. [2020-10-16 10:57:57,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-16 10:57:57,156 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:57:57,157 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:57:57,157 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]=== [2020-10-16 10:57:57,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:57:57,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1431842247, now seen corresponding path program 1 times [2020-10-16 10:57:57,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:57:57,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473745148] [2020-10-16 10:57:57,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:57:57,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:57:57,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:57:57,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473745148] [2020-10-16 10:57:57,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:57:57,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 10:57:57,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687793898] [2020-10-16 10:57:57,200 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 10:57:57,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:57:57,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 10:57:57,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 10:57:57,201 INFO L87 Difference]: Start difference. First operand 67646 states. Second operand 3 states. [2020-10-16 10:57:57,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:57:57,835 INFO L93 Difference]: Finished difference Result 50783 states and 298609 transitions. [2020-10-16 10:57:57,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 10:57:57,838 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-16 10:57:57,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:57:58,259 INFO L225 Difference]: With dead ends: 50783 [2020-10-16 10:57:58,260 INFO L226 Difference]: Without dead ends: 50783 [2020-10-16 10:57:58,261 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 [2020-10-16 10:57:58,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50783 states. [2020-10-16 10:58:02,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50783 to 50783. [2020-10-16 10:58:02,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50783 states. [2020-10-16 10:58:05,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50783 states to 50783 states and 298609 transitions. [2020-10-16 10:58:05,348 INFO L78 Accepts]: Start accepts. Automaton has 50783 states and 298609 transitions. Word has length 8 [2020-10-16 10:58:05,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:58:05,349 INFO L481 AbstractCegarLoop]: Abstraction has 50783 states and 298609 transitions. [2020-10-16 10:58:05,349 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 10:58:05,349 INFO L276 IsEmpty]: Start isEmpty. Operand 50783 states and 298609 transitions. [2020-10-16 10:58:05,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-16 10:58:05,353 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:58:05,353 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:58:05,353 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 10:58:05,353 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]=== [2020-10-16 10:58:05,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:58:05,354 INFO L82 PathProgramCache]: Analyzing trace with hash -915592888, now seen corresponding path program 1 times [2020-10-16 10:58:05,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:58:05,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764953824] [2020-10-16 10:58:05,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:58:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:58:05,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:58:05,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764953824] [2020-10-16 10:58:05,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:58:05,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 10:58:05,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416120651] [2020-10-16 10:58:05,452 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 10:58:05,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:58:05,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 10:58:05,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-16 10:58:05,453 INFO L87 Difference]: Start difference. First operand 50783 states and 298609 transitions. Second operand 6 states. [2020-10-16 10:58:10,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:58:10,597 INFO L93 Difference]: Finished difference Result 129384 states and 753918 transitions. [2020-10-16 10:58:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 10:58:10,598 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-10-16 10:58:10,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:58:11,341 INFO L225 Difference]: With dead ends: 129384 [2020-10-16 10:58:11,341 INFO L226 Difference]: Without dead ends: 129384 [2020-10-16 10:58:11,342 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 [2020-10-16 10:58:12,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129384 states. [2020-10-16 10:58:16,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129384 to 111907. [2020-10-16 10:58:16,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111907 states. [2020-10-16 10:58:16,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111907 states to 111907 states and 662827 transitions. [2020-10-16 10:58:16,867 INFO L78 Accepts]: Start accepts. Automaton has 111907 states and 662827 transitions. Word has length 17 [2020-10-16 10:58:16,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:58:16,868 INFO L481 AbstractCegarLoop]: Abstraction has 111907 states and 662827 transitions. [2020-10-16 10:58:16,868 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 10:58:16,868 INFO L276 IsEmpty]: Start isEmpty. Operand 111907 states and 662827 transitions. [2020-10-16 10:58:16,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-16 10:58:16,874 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:58:16,874 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:58:16,874 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 10:58:16,875 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]=== [2020-10-16 10:58:16,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:58:16,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1543057318, now seen corresponding path program 2 times [2020-10-16 10:58:16,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:58:16,875 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140957655] [2020-10-16 10:58:16,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:58:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 10:58:16,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 10:58:16,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140957655] [2020-10-16 10:58:16,906 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 10:58:16,907 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 10:58:16,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462368238] [2020-10-16 10:58:16,907 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 10:58:16,907 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 10:58:16,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 10:58:16,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 10:58:16,908 INFO L87 Difference]: Start difference. First operand 111907 states and 662827 transitions. Second operand 3 states. [2020-10-16 10:58:22,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 10:58:22,182 INFO L93 Difference]: Finished difference Result 55433 states and 310807 transitions. [2020-10-16 10:58:22,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 10:58:22,182 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-16 10:58:22,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 10:58:22,424 INFO L225 Difference]: With dead ends: 55433 [2020-10-16 10:58:22,424 INFO L226 Difference]: Without dead ends: 55433 [2020-10-16 10:58:22,424 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 [2020-10-16 10:58:22,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55433 states. [2020-10-16 10:58:24,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55433 to 54129. [2020-10-16 10:58:24,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54129 states. [2020-10-16 10:58:24,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54129 states to 54129 states and 303146 transitions. [2020-10-16 10:58:24,257 INFO L78 Accepts]: Start accepts. Automaton has 54129 states and 303146 transitions. Word has length 17 [2020-10-16 10:58:24,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 10:58:24,257 INFO L481 AbstractCegarLoop]: Abstraction has 54129 states and 303146 transitions. [2020-10-16 10:58:24,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 10:58:24,258 INFO L276 IsEmpty]: Start isEmpty. Operand 54129 states and 303146 transitions. [2020-10-16 10:58:24,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-16 10:58:24,259 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 10:58:24,259 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 10:58:24,259 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 10:58:24,259 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]=== [2020-10-16 10:58:24,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 10:58:24,260 INFO L82 PathProgramCache]: Analyzing trace with hash -220831506, now seen corresponding path program 1 times [2020-10-16 10:58:24,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 10:58:24,260 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908983084] [2020-10-16 10:58:24,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 10:58:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 10:58:24,271 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 10:58:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 10:58:24,280 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 10:58:24,286 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 10:58:24,286 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 10:58:24,286 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 10:58:24,287 WARN L371 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 10:58:24,287 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-10-16 10:58:24,300 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,300 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,300 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,300 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,301 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,301 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,301 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,301 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,301 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,301 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,302 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,302 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,302 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,302 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,302 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,302 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,302 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,303 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,303 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,303 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,303 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,303 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,303 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,303 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,304 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,304 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,304 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,304 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,304 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,304 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,304 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,305 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,305 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,305 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,305 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,305 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,305 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,305 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,306 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,306 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,306 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,306 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,306 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,306 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,307 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,307 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,307 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,307 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,307 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,307 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,307 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,308 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,308 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,308 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,308 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,308 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,308 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,308 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,309 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,309 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,309 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,309 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,309 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,309 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,309 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,310 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,310 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,310 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,310 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,310 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,310 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,310 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,311 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,311 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,311 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,311 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,311 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,311 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,311 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,312 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,312 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,312 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,312 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,312 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,312 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,312 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,313 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,313 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,313 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,313 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,313 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,313 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,313 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,314 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,314 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,314 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,314 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,314 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,314 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,314 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,314 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,315 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,315 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,315 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,315 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,315 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,315 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,315 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,316 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,316 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,316 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,316 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,316 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,316 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,316 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,317 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,317 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,317 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,317 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,317 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,317 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,317 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,317 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,318 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,318 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,318 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,318 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,318 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,318 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,319 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,319 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,319 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,319 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,319 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,319 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,319 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,320 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,320 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,320 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,320 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,320 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,320 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,320 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,321 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,321 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,321 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,321 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,321 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,321 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,321 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,322 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,322 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,322 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,322 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,324 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,324 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,324 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,324 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,325 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,325 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,325 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,325 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,326 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,326 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,326 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,326 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,329 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,330 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,330 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,330 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,331 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,332 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,334 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,342 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,343 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,343 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,344 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,350 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,352 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,353 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,354 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,354 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,354 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,354 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 10:58:24,358 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 10:58:24,358 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-10-16 10:58:24,359 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 10:58:24,359 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 10:58:24,359 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 10:58:24,359 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 10:58:24,359 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 10:58:24,359 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 10:58:24,359 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 10:58:24,360 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 10:58:24,362 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 10:58:24,362 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 220 places, 254 transitions, 598 flow [2020-10-16 10:58:24,362 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 220 places, 254 transitions, 598 flow [2020-10-16 10:58:24,362 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 220 places, 254 transitions, 598 flow [2020-10-16 10:58:24,385 INFO L129 PetriNetUnfolder]: 29/165 cut-off events. [2020-10-16 10:58:24,385 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-10-16 10:58:24,389 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. [2020-10-16 10:58:24,400 INFO L117 LiptonReduction]: Number of co-enabled transitions 9184 [2020-10-16 10:58:25,560 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-10-16 10:58:28,130 INFO L132 LiptonReduction]: Checked pairs total: 24287 [2020-10-16 10:58:28,130 INFO L134 LiptonReduction]: Total number of compositions: 232 [2020-10-16 10:58:28,131 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 88 places, 87 transitions, 264 flow Received shutdown request... [2020-10-16 11:01:29,018 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-16 11:01:29,021 WARN L235 ceAbstractionStarter]: Timeout [2020-10-16 11:01:29,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:01:29 BasicIcfg [2020-10-16 11:01:29,022 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 11:01:29,024 INFO L168 Benchmark]: Toolchain (without parser) took 236008.34 ms. Allocated memory was 140.5 MB in the beginning and 3.4 GB in the end (delta: 3.3 GB). Free memory was 102.3 MB in the beginning and 1.1 GB in the end (delta: -980.7 MB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. [2020-10-16 11:01:29,025 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-16 11:01:29,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 620.61 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 102.1 MB in the beginning and 161.0 MB in the end (delta: -59.0 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2020-10-16 11:01:29,027 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.19 ms. Allocated memory is still 203.9 MB. Free memory was 161.0 MB in the beginning and 159.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-10-16 11:01:29,028 INFO L168 Benchmark]: Boogie Preprocessor took 29.59 ms. Allocated memory is still 203.9 MB. Free memory was 159.0 MB in the beginning and 157.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-10-16 11:01:29,029 INFO L168 Benchmark]: RCFGBuilder took 505.14 ms. Allocated memory is still 203.9 MB. Free memory was 157.7 MB in the beginning and 136.8 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2020-10-16 11:01:29,030 INFO L168 Benchmark]: TraceAbstraction took 234796.09 ms. Allocated memory was 203.9 MB in the beginning and 3.4 GB in the end (delta: 3.2 GB). Free memory was 136.1 MB in the beginning and 1.1 GB in the end (delta: -946.9 MB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. [2020-10-16 11:01:29,035 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 620.61 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 102.1 MB in the beginning and 161.0 MB in the end (delta: -59.0 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 51.19 ms. Allocated memory is still 203.9 MB. Free memory was 161.0 MB in the beginning and 159.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.59 ms. Allocated memory is still 203.9 MB. Free memory was 159.0 MB in the beginning and 157.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 505.14 ms. Allocated memory is still 203.9 MB. Free memory was 157.7 MB in the beginning and 136.8 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 234796.09 ms. Allocated memory was 203.9 MB in the beginning and 3.4 GB in the end (delta: 3.2 GB). Free memory was 136.1 MB in the beginning and 1.1 GB in the end (delta: -946.9 MB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 994 VarBasedMoverChecksPositive, 40 VarBasedMoverChecksNegative, 17 SemBasedMoverChecksPositive, 23 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.1s, 69 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.1s, 64 PlacesBefore, 27 PlacesAfterwards, 70 TransitionsBefore, 26 TransitionsAfterwards, 1776 CoEnabledTransitionPairs, 4 FixpointIterations, 11 TrivialSequentialCompositions, 27 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 13 ConcurrentYvCompositions, 7 ChoiceCompositions, 58 TotalNumberOfCompositions, 2113 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1898 VarBasedMoverChecksPositive, 57 VarBasedMoverChecksNegative, 25 SemBasedMoverChecksPositive, 32 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.1s, 181 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.5s, 103 PlacesBefore, 43 PlacesAfterwards, 116 TransitionsBefore, 42 TransitionsAfterwards, 3160 CoEnabledTransitionPairs, 5 FixpointIterations, 34 TrivialSequentialCompositions, 26 ConcurrentSequentialCompositions, 5 TrivialYvCompositions, 18 ConcurrentYvCompositions, 14 ChoiceCompositions, 97 TotalNumberOfCompositions, 5966 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 2721 VarBasedMoverChecksPositive, 110 VarBasedMoverChecksNegative, 53 SemBasedMoverChecksPositive, 57 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.3s, 287 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.2s, 142 PlacesBefore, 58 PlacesAfterwards, 162 TransitionsBefore, 57 TransitionsAfterwards, 4856 CoEnabledTransitionPairs, 6 FixpointIterations, 58 TrivialSequentialCompositions, 31 ConcurrentSequentialCompositions, 15 TrivialYvCompositions, 19 ConcurrentYvCompositions, 21 ChoiceCompositions, 144 TotalNumberOfCompositions, 11271 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 4145 VarBasedMoverChecksPositive, 189 VarBasedMoverChecksNegative, 102 SemBasedMoverChecksPositive, 87 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.6s, 630 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.9s, 181 PlacesBefore, 73 PlacesAfterwards, 208 TransitionsBefore, 72 TransitionsAfterwards, 6864 CoEnabledTransitionPairs, 6 FixpointIterations, 86 TrivialSequentialCompositions, 34 ConcurrentSequentialCompositions, 18 TrivialYvCompositions, 22 ConcurrentYvCompositions, 28 ChoiceCompositions, 188 TotalNumberOfCompositions, 17679 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 5223 VarBasedMoverChecksPositive, 162 VarBasedMoverChecksNegative, 82 SemBasedMoverChecksPositive, 80 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.3s, 696 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.7s, 220 PlacesBefore, 88 PlacesAfterwards, 254 TransitionsBefore, 87 TransitionsAfterwards, 9184 CoEnabledTransitionPairs, 6 FixpointIterations, 113 TrivialSequentialCompositions, 36 ConcurrentSequentialCompositions, 22 TrivialYvCompositions, 26 ConcurrentYvCompositions, 35 ChoiceCompositions, 232 TotalNumberOfCompositions, 24287 MoverChecksTotal - TimeoutResultAtElement [Line: 699]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 699). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 88 places, 87 transitions, 264 flow. Already constructed 342432 states. Currently 28522 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 58 locations, 1 error locations. Started 5 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 234.4s, OverallIterations: 9, TraceHistogramMax: 5, AutomataDifference: 12.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 205.7s, HoareTripleCheckerStatistics: 317 SDtfs, 243 SDslu, 407 SDs, 0 SdLazy, 116 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111907occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 15.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 18781 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 53 ConstructedInterpolants, 0 QuantifiedInterpolants, 2293 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown