/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/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-60655ea [2020-09-15 14:13:03,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-15 14:13:03,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-15 14:13:03,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-15 14:13:03,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-15 14:13:03,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-15 14:13:03,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-15 14:13:03,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-15 14:13:03,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-15 14:13:03,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-15 14:13:03,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-15 14:13:03,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-15 14:13:03,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-15 14:13:03,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-15 14:13:03,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-15 14:13:03,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-15 14:13:03,908 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-15 14:13:03,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-15 14:13:03,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-15 14:13:03,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-15 14:13:03,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-15 14:13:03,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-15 14:13:03,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-15 14:13:03,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-15 14:13:03,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-15 14:13:03,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-15 14:13:03,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-15 14:13:03,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-15 14:13:03,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-15 14:13:03,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-15 14:13:03,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-15 14:13:03,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-15 14:13:03,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-15 14:13:03,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-15 14:13:03,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-15 14:13:03,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-15 14:13:03,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-09-15 14:13:04,005 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-15 14:13:04,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-15 14:13:04,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-15 14:13:04,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-15 14:13:04,009 INFO L138 SettingsManager]: * Use SBE=true [2020-09-15 14:13:04,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-15 14:13:04,009 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-15 14:13:04,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-15 14:13:04,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-15 14:13:04,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-15 14:13:04,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-15 14:13:04,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-15 14:13:04,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-15 14:13:04,012 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-15 14:13:04,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-15 14:13:04,012 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-15 14:13:04,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-15 14:13:04,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-15 14:13:04,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-15 14:13:04,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-15 14:13:04,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-15 14:13:04,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-15 14:13:04,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-15 14:13:04,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-09-15 14:13:04,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-15 14:13:04,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-15 14:13:04,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-15 14:13:04,015 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-09-15 14:13:04,015 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-09-15 14:13:04,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-15 14:13:04,015 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-09-15 14:13:04,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-15 14:13:04,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-15 14:13:04,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-15 14:13:04,556 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-15 14:13:04,559 INFO L275 PluginConnector]: CDTParser initialized [2020-09-15 14:13:04,560 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i [2020-09-15 14:13:04,638 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27b193120/7fa685f6d4ab444a8a5812925a176097/FLAGc25239cdf [2020-09-15 14:13:05,291 INFO L306 CDTParser]: Found 1 translation units. [2020-09-15 14:13:05,292 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i [2020-09-15 14:13:05,307 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27b193120/7fa685f6d4ab444a8a5812925a176097/FLAGc25239cdf [2020-09-15 14:13:05,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27b193120/7fa685f6d4ab444a8a5812925a176097 [2020-09-15 14:13:05,558 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-15 14:13:05,564 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-15 14:13:05,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-15 14:13:05,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-15 14:13:05,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-15 14:13:05,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 02:13:05" (1/1) ... [2020-09-15 14:13:05,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cb9e34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:13:05, skipping insertion in model container [2020-09-15 14:13:05,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 02:13:05" (1/1) ... [2020-09-15 14:13:05,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-15 14:13:05,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-15 14:13:06,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-15 14:13:06,229 INFO L203 MainTranslator]: Completed pre-run [2020-09-15 14:13:06,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-15 14:13:06,386 INFO L208 MainTranslator]: Completed translation [2020-09-15 14:13:06,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:13:06 WrapperNode [2020-09-15 14:13:06,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-15 14:13:06,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-15 14:13:06,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-15 14:13:06,389 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-15 14:13:06,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:13:06" (1/1) ... [2020-09-15 14:13:06,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:13:06" (1/1) ... [2020-09-15 14:13:06,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-15 14:13:06,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-15 14:13:06,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-15 14:13:06,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-15 14:13:06,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:13:06" (1/1) ... [2020-09-15 14:13:06,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:13:06" (1/1) ... [2020-09-15 14:13:06,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:13:06" (1/1) ... [2020-09-15 14:13:06,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:13:06" (1/1) ... [2020-09-15 14:13:06,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:13:06" (1/1) ... [2020-09-15 14:13:06,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:13:06" (1/1) ... [2020-09-15 14:13:06,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:13:06" (1/1) ... [2020-09-15 14:13:06,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-15 14:13:06,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-15 14:13:06,491 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-15 14:13:06,491 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-15 14:13:06,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:13:06" (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 [2020-09-15 14:13:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-09-15 14:13:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-09-15 14:13:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2020-09-15 14:13:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2020-09-15 14:13:06,577 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-09-15 14:13:06,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-09-15 14:13:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-15 14:13:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-15 14:13:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-15 14:13:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-15 14:13:06,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-15 14:13:06,581 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-15 14:13:07,390 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-15 14:13:07,391 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-09-15 14:13:07,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 02:13:07 BoogieIcfgContainer [2020-09-15 14:13:07,396 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-15 14:13:07,398 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-15 14:13:07,398 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-15 14:13:07,402 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-15 14:13:07,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.09 02:13:05" (1/3) ... [2020-09-15 14:13:07,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237dcea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.09 02:13:07, skipping insertion in model container [2020-09-15 14:13:07,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:13:06" (2/3) ... [2020-09-15 14:13:07,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237dcea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.09 02:13:07, skipping insertion in model container [2020-09-15 14:13:07,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 02:13:07" (3/3) ... [2020-09-15 14:13:07,422 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs.i [2020-09-15 14:13:07,433 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-15 14:13:07,433 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-15 14:13:07,443 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-09-15 14:13:07,444 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-15 14:13:07,471 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,472 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,472 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,472 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,473 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,473 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,473 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,473 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,474 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,474 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,475 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,475 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,475 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,475 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,476 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,476 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,476 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,476 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,477 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,477 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,477 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,477 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,477 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,478 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,478 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,478 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,478 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,479 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,479 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,480 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,480 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,480 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,480 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,480 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,480 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,481 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,481 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,481 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,481 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,486 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,487 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,487 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,487 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,488 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,488 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,488 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,495 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,495 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,495 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,496 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,496 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,498 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,498 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,498 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,498 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,499 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,499 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:07,523 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-09-15 14:13:07,552 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-15 14:13:07,552 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-15 14:13:07,552 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-15 14:13:07,553 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-15 14:13:07,553 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-15 14:13:07,553 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-15 14:13:07,553 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-15 14:13:07,553 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-15 14:13:07,572 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 72 transitions, 159 flow [2020-09-15 14:13:07,575 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 74 places, 72 transitions, 159 flow [2020-09-15 14:13:07,622 INFO L129 PetriNetUnfolder]: 8/78 cut-off events. [2020-09-15 14:13:07,622 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-15 14:13:07,630 INFO L80 FinitePrefix]: Finished finitePrefix Result has 89 conditions, 78 events. 8/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 155 event pairs, 0 based on Foata normal form. 0/66 useless extension candidates. Maximal degree in co-relation 70. Up to 4 conditions per place. [2020-09-15 14:13:07,633 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 74 places, 72 transitions, 159 flow [2020-09-15 14:13:07,653 INFO L129 PetriNetUnfolder]: 8/78 cut-off events. [2020-09-15 14:13:07,653 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-15 14:13:07,654 INFO L80 FinitePrefix]: Finished finitePrefix Result has 89 conditions, 78 events. 8/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 155 event pairs, 0 based on Foata normal form. 0/66 useless extension candidates. Maximal degree in co-relation 70. Up to 4 conditions per place. [2020-09-15 14:13:07,658 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 2040 [2020-09-15 14:13:07,659 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-15 14:13:08,584 INFO L206 etLargeBlockEncoding]: Checked pairs total: 6062 [2020-09-15 14:13:08,584 INFO L214 etLargeBlockEncoding]: Total number of compositions: 40 [2020-09-15 14:13:08,589 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 43 places, 38 transitions, 91 flow [2020-09-15 14:13:08,775 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2498 states. [2020-09-15 14:13:08,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2498 states. [2020-09-15 14:13:08,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-09-15 14:13:08,791 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 14:13:08,793 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-09-15 14:13:08,794 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 14:13:08,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 14:13:08,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1876597355, now seen corresponding path program 1 times [2020-09-15 14:13:08,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 14:13:08,828 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282152221] [2020-09-15 14:13:08,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 14:13:08,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-15 14:13:09,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-15 14:13:09,090 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282152221] [2020-09-15 14:13:09,091 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-15 14:13:09,091 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-09-15 14:13:09,092 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [18592614] [2020-09-15 14:13:09,093 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-15 14:13:09,096 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-15 14:13:09,114 INFO L274 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-09-15 14:13:09,114 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-15 14:13:09,116 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-15 14:13:09,117 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-15 14:13:09,118 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-15 14:13:09,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-15 14:13:09,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 14:13:09,140 INFO L87 Difference]: Start difference. First operand 2498 states. Second operand 3 states. [2020-09-15 14:13:09,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-15 14:13:09,261 INFO L93 Difference]: Finished difference Result 1554 states and 5541 transitions. [2020-09-15 14:13:09,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-15 14:13:09,264 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-09-15 14:13:09,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-15 14:13:09,305 INFO L225 Difference]: With dead ends: 1554 [2020-09-15 14:13:09,305 INFO L226 Difference]: Without dead ends: 1554 [2020-09-15 14:13:09,307 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 14:13:09,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1554 states. [2020-09-15 14:13:09,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1554 to 1554. [2020-09-15 14:13:09,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1554 states. [2020-09-15 14:13:09,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1554 states and 5541 transitions. [2020-09-15 14:13:09,471 INFO L78 Accepts]: Start accepts. Automaton has 1554 states and 5541 transitions. Word has length 7 [2020-09-15 14:13:09,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-15 14:13:09,471 INFO L479 AbstractCegarLoop]: Abstraction has 1554 states and 5541 transitions. [2020-09-15 14:13:09,471 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-15 14:13:09,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 5541 transitions. [2020-09-15 14:13:09,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-09-15 14:13:09,473 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 14:13:09,473 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-15 14:13:09,473 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-15 14:13:09,474 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 14:13:09,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 14:13:09,474 INFO L82 PathProgramCache]: Analyzing trace with hash -476193858, now seen corresponding path program 1 times [2020-09-15 14:13:09,474 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 14:13:09,475 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472911568] [2020-09-15 14:13:09,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 14:13:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-15 14:13:09,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-15 14:13:09,553 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472911568] [2020-09-15 14:13:09,553 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-15 14:13:09,553 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-15 14:13:09,554 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [314911150] [2020-09-15 14:13:09,554 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-15 14:13:09,555 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-15 14:13:09,556 INFO L274 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2020-09-15 14:13:09,556 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-15 14:13:09,556 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-15 14:13:09,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-15 14:13:09,558 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-15 14:13:09,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-15 14:13:09,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 14:13:09,559 INFO L87 Difference]: Start difference. First operand 1554 states and 5541 transitions. Second operand 3 states. [2020-09-15 14:13:09,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-15 14:13:09,606 INFO L93 Difference]: Finished difference Result 554 states and 1422 transitions. [2020-09-15 14:13:09,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-15 14:13:09,607 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-09-15 14:13:09,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-15 14:13:09,611 INFO L225 Difference]: With dead ends: 554 [2020-09-15 14:13:09,611 INFO L226 Difference]: Without dead ends: 554 [2020-09-15 14:13:09,612 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 14:13:09,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2020-09-15 14:13:09,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 554. [2020-09-15 14:13:09,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2020-09-15 14:13:09,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 1422 transitions. [2020-09-15 14:13:09,674 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 1422 transitions. Word has length 9 [2020-09-15 14:13:09,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-15 14:13:09,674 INFO L479 AbstractCegarLoop]: Abstraction has 554 states and 1422 transitions. [2020-09-15 14:13:09,674 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-15 14:13:09,675 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1422 transitions. [2020-09-15 14:13:09,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-09-15 14:13:09,676 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 14:13:09,676 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-15 14:13:09,677 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-15 14:13:09,677 INFO L427 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 14:13:09,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 14:13:09,677 INFO L82 PathProgramCache]: Analyzing trace with hash 1694322392, now seen corresponding path program 1 times [2020-09-15 14:13:09,678 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 14:13:09,678 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906720866] [2020-09-15 14:13:09,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 14:13:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-15 14:13:09,701 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-15 14:13:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-15 14:13:09,722 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-15 14:13:09,751 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-15 14:13:09,752 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-15 14:13:09,752 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-15 14:13:09,753 WARN L363 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-15 14:13:09,754 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-09-15 14:13:09,765 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,766 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,766 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,766 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,766 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,766 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,767 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,767 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,767 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,767 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,768 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,768 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,768 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,768 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,768 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,769 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,769 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,769 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,769 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,769 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,770 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,770 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,770 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,771 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,771 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,771 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,771 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,771 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,772 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,772 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,772 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,772 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,772 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,772 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,773 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,773 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,773 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,773 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,774 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,774 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,774 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,774 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,775 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,775 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,775 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,775 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,775 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,776 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,776 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,776 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,776 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,776 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,777 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,777 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,777 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,777 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,778 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,778 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,778 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,778 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,779 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,779 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,779 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,779 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,779 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,780 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,780 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,780 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,780 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,780 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,780 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,781 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,781 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,782 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,782 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,782 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,783 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,783 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,783 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,783 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,783 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,784 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,787 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,788 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,788 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,788 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,788 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,788 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,788 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,791 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,791 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,791 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,791 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,792 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,792 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,795 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,795 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,796 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,796 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,798 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,798 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,799 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,799 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,799 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,799 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,801 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,801 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,802 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,802 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,802 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,802 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:09,804 INFO L251 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2020-09-15 14:13:09,804 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-15 14:13:09,805 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-15 14:13:09,805 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-15 14:13:09,805 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-15 14:13:09,805 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-15 14:13:09,805 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-15 14:13:09,805 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-15 14:13:09,805 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-15 14:13:09,808 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 119 places, 117 transitions, 270 flow [2020-09-15 14:13:09,808 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 119 places, 117 transitions, 270 flow [2020-09-15 14:13:09,832 INFO L129 PetriNetUnfolder]: 12/110 cut-off events. [2020-09-15 14:13:09,832 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-09-15 14:13:09,834 INFO L80 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 110 events. 12/110 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 278 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 121. Up to 6 conditions per place. [2020-09-15 14:13:09,840 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 119 places, 117 transitions, 270 flow [2020-09-15 14:13:09,860 INFO L129 PetriNetUnfolder]: 12/110 cut-off events. [2020-09-15 14:13:09,860 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-09-15 14:13:09,862 INFO L80 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 110 events. 12/110 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 278 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 121. Up to 6 conditions per place. [2020-09-15 14:13:09,867 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 4412 [2020-09-15 14:13:09,867 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-15 14:13:11,445 INFO L206 etLargeBlockEncoding]: Checked pairs total: 13494 [2020-09-15 14:13:11,445 INFO L214 etLargeBlockEncoding]: Total number of compositions: 65 [2020-09-15 14:13:11,446 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 69 places, 61 transitions, 158 flow [2020-09-15 14:13:15,481 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 32456 states. [2020-09-15 14:13:15,481 INFO L276 IsEmpty]: Start isEmpty. Operand 32456 states. [2020-09-15 14:13:15,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-09-15 14:13:15,482 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 14:13:15,482 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-09-15 14:13:15,483 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 14:13:15,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 14:13:15,483 INFO L82 PathProgramCache]: Analyzing trace with hash -128904178, now seen corresponding path program 1 times [2020-09-15 14:13:15,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 14:13:15,484 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845777034] [2020-09-15 14:13:15,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 14:13:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-15 14:13:15,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-15 14:13:15,529 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845777034] [2020-09-15 14:13:15,530 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-15 14:13:15,530 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-09-15 14:13:15,530 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [603898940] [2020-09-15 14:13:15,530 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-15 14:13:15,531 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-15 14:13:15,532 INFO L274 McrAutomatonBuilder]: Finished intersection with 9 states and 8 transitions. [2020-09-15 14:13:15,532 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-15 14:13:15,532 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-15 14:13:15,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-15 14:13:15,533 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-15 14:13:15,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-15 14:13:15,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 14:13:15,533 INFO L87 Difference]: Start difference. First operand 32456 states. Second operand 3 states. [2020-09-15 14:13:17,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-15 14:13:17,552 INFO L93 Difference]: Finished difference Result 37670 states and 173881 transitions. [2020-09-15 14:13:17,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-15 14:13:17,553 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-09-15 14:13:17,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-15 14:13:17,888 INFO L225 Difference]: With dead ends: 37670 [2020-09-15 14:13:17,892 INFO L226 Difference]: Without dead ends: 37670 [2020-09-15 14:13:17,893 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 14:13:18,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37670 states. [2020-09-15 14:13:19,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37670 to 36200. [2020-09-15 14:13:19,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36200 states. [2020-09-15 14:13:19,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36200 states to 36200 states and 169056 transitions. [2020-09-15 14:13:19,983 INFO L78 Accepts]: Start accepts. Automaton has 36200 states and 169056 transitions. Word has length 8 [2020-09-15 14:13:19,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-15 14:13:19,984 INFO L479 AbstractCegarLoop]: Abstraction has 36200 states and 169056 transitions. [2020-09-15 14:13:19,984 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-15 14:13:19,984 INFO L276 IsEmpty]: Start isEmpty. Operand 36200 states and 169056 transitions. [2020-09-15 14:13:19,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-09-15 14:13:19,985 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 14:13:19,985 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-15 14:13:19,985 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-15 14:13:19,986 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 14:13:19,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 14:13:19,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1130299371, now seen corresponding path program 1 times [2020-09-15 14:13:19,986 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 14:13:19,987 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133280785] [2020-09-15 14:13:19,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 14:13:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-15 14:13:20,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-15 14:13:20,069 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133280785] [2020-09-15 14:13:20,070 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-15 14:13:20,070 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-15 14:13:20,070 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [608050107] [2020-09-15 14:13:20,070 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-15 14:13:20,073 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-15 14:13:20,076 INFO L274 McrAutomatonBuilder]: Finished intersection with 20 states and 28 transitions. [2020-09-15 14:13:20,076 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-15 14:13:20,129 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [175110#(not (= 0 ~mutex~0))] [2020-09-15 14:13:20,130 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-15 14:13:20,130 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-15 14:13:20,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-15 14:13:20,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-15 14:13:20,131 INFO L87 Difference]: Start difference. First operand 36200 states and 169056 transitions. Second operand 4 states. [2020-09-15 14:13:20,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-15 14:13:20,232 INFO L93 Difference]: Finished difference Result 4680 states and 13653 transitions. [2020-09-15 14:13:20,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-15 14:13:20,233 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2020-09-15 14:13:20,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-15 14:13:20,271 INFO L225 Difference]: With dead ends: 4680 [2020-09-15 14:13:20,271 INFO L226 Difference]: Without dead ends: 4680 [2020-09-15 14:13:20,272 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-15 14:13:20,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4680 states. [2020-09-15 14:13:20,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4680 to 4050. [2020-09-15 14:13:20,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4050 states. [2020-09-15 14:13:20,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 4050 states and 12008 transitions. [2020-09-15 14:13:20,383 INFO L78 Accepts]: Start accepts. Automaton has 4050 states and 12008 transitions. Word has length 10 [2020-09-15 14:13:20,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-15 14:13:20,383 INFO L479 AbstractCegarLoop]: Abstraction has 4050 states and 12008 transitions. [2020-09-15 14:13:20,383 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-15 14:13:20,383 INFO L276 IsEmpty]: Start isEmpty. Operand 4050 states and 12008 transitions. [2020-09-15 14:13:20,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-09-15 14:13:20,385 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 14:13:20,385 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-15 14:13:20,385 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-15 14:13:20,385 INFO L427 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 14:13:20,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 14:13:20,386 INFO L82 PathProgramCache]: Analyzing trace with hash -464420268, now seen corresponding path program 1 times [2020-09-15 14:13:20,386 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 14:13:20,386 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958285306] [2020-09-15 14:13:20,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 14:13:20,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-15 14:13:20,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-15 14:13:20,437 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958285306] [2020-09-15 14:13:20,438 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-15 14:13:20,438 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-15 14:13:20,438 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [209383066] [2020-09-15 14:13:20,438 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-15 14:13:20,439 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-15 14:13:20,441 INFO L274 McrAutomatonBuilder]: Finished intersection with 29 states and 44 transitions. [2020-09-15 14:13:20,442 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-15 14:13:20,476 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-15 14:13:20,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-15 14:13:20,477 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-15 14:13:20,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-15 14:13:20,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-15 14:13:20,478 INFO L87 Difference]: Start difference. First operand 4050 states and 12008 transitions. Second operand 4 states. [2020-09-15 14:13:20,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-15 14:13:20,583 INFO L93 Difference]: Finished difference Result 6410 states and 18918 transitions. [2020-09-15 14:13:20,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-15 14:13:20,583 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-09-15 14:13:20,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-15 14:13:20,607 INFO L225 Difference]: With dead ends: 6410 [2020-09-15 14:13:20,608 INFO L226 Difference]: Without dead ends: 6410 [2020-09-15 14:13:20,608 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-15 14:13:20,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6410 states. [2020-09-15 14:13:20,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6410 to 4964. [2020-09-15 14:13:20,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4964 states. [2020-09-15 14:13:20,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4964 states to 4964 states and 14819 transitions. [2020-09-15 14:13:20,742 INFO L78 Accepts]: Start accepts. Automaton has 4964 states and 14819 transitions. Word has length 12 [2020-09-15 14:13:20,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-15 14:13:20,743 INFO L479 AbstractCegarLoop]: Abstraction has 4964 states and 14819 transitions. [2020-09-15 14:13:20,743 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-15 14:13:20,743 INFO L276 IsEmpty]: Start isEmpty. Operand 4964 states and 14819 transitions. [2020-09-15 14:13:20,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-09-15 14:13:20,745 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 14:13:20,745 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-15 14:13:20,745 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-15 14:13:20,746 INFO L427 AbstractCegarLoop]: === Iteration 4 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 14:13:20,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 14:13:20,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1797936597, now seen corresponding path program 1 times [2020-09-15 14:13:20,746 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 14:13:20,747 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502278501] [2020-09-15 14:13:20,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 14:13:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-15 14:13:20,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-15 14:13:20,799 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502278501] [2020-09-15 14:13:20,799 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-15 14:13:20,799 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-15 14:13:20,800 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1201227385] [2020-09-15 14:13:20,800 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-15 14:13:20,801 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-15 14:13:20,803 INFO L274 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-09-15 14:13:20,803 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-15 14:13:20,803 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-15 14:13:20,803 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-15 14:13:20,804 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-15 14:13:20,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-15 14:13:20,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 14:13:20,804 INFO L87 Difference]: Start difference. First operand 4964 states and 14819 transitions. Second operand 3 states. [2020-09-15 14:13:20,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-15 14:13:20,845 INFO L93 Difference]: Finished difference Result 4909 states and 13976 transitions. [2020-09-15 14:13:20,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-15 14:13:20,846 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2020-09-15 14:13:20,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-15 14:13:20,862 INFO L225 Difference]: With dead ends: 4909 [2020-09-15 14:13:20,863 INFO L226 Difference]: Without dead ends: 4909 [2020-09-15 14:13:20,863 INFO L675 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 [2020-09-15 14:13:20,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4909 states. [2020-09-15 14:13:20,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4909 to 4692. [2020-09-15 14:13:20,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4692 states. [2020-09-15 14:13:20,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4692 states to 4692 states and 13520 transitions. [2020-09-15 14:13:20,973 INFO L78 Accepts]: Start accepts. Automaton has 4692 states and 13520 transitions. Word has length 14 [2020-09-15 14:13:20,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-15 14:13:20,975 INFO L479 AbstractCegarLoop]: Abstraction has 4692 states and 13520 transitions. [2020-09-15 14:13:20,975 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-15 14:13:20,975 INFO L276 IsEmpty]: Start isEmpty. Operand 4692 states and 13520 transitions. [2020-09-15 14:13:20,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-09-15 14:13:20,976 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 14:13:20,977 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-15 14:13:20,977 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-15 14:13:20,977 INFO L427 AbstractCegarLoop]: === Iteration 5 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 14:13:20,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 14:13:20,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1667956307, now seen corresponding path program 1 times [2020-09-15 14:13:20,978 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 14:13:20,979 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231976701] [2020-09-15 14:13:20,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 14:13:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-15 14:13:20,994 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-15 14:13:21,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-15 14:13:21,005 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-15 14:13:21,014 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-15 14:13:21,014 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-15 14:13:21,015 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-15 14:13:21,015 WARN L363 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-15 14:13:21,017 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-09-15 14:13:21,033 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,033 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,033 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,033 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,034 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,034 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,034 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,034 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,035 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,035 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,035 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,035 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,036 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,036 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,036 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,036 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,036 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,037 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,037 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,037 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,037 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,038 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,038 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,038 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,038 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,039 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,039 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,039 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,039 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,039 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,040 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,040 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,040 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,040 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,041 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,041 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,041 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,041 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,042 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,042 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,042 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,042 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,042 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,043 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,043 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,043 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,043 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,044 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,044 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,044 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,045 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,045 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,045 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,045 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,045 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,046 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,046 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,046 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,046 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,046 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,047 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,047 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,047 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,047 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,048 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,048 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,048 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,048 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,049 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,049 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,049 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,049 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,050 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,050 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,050 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,050 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,050 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,051 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,051 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,051 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,051 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,051 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,052 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,052 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,052 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,052 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,053 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,053 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,053 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,053 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,054 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,054 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,054 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,054 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,054 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,055 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,055 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,055 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,055 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,055 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,056 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,056 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,056 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,056 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,056 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,057 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,057 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,057 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,057 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,058 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,058 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,058 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,058 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,058 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,059 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,059 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,059 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,060 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,060 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,060 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,060 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,060 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,061 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,061 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,065 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,065 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,066 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,069 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,070 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,070 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,073 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,073 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,074 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,074 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,076 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,076 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,077 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,077 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,077 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,079 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,079 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,079 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,079 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,080 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,080 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,082 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,082 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,083 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,083 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,083 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,084 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,086 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,086 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,087 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,087 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,087 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,088 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,090 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,090 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,090 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,091 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,091 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,091 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 14:13:21,093 INFO L251 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2020-09-15 14:13:21,093 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-15 14:13:21,094 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-15 14:13:21,094 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-15 14:13:21,094 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-15 14:13:21,094 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-15 14:13:21,094 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-15 14:13:21,094 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-15 14:13:21,094 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-15 14:13:21,097 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 164 places, 162 transitions, 387 flow [2020-09-15 14:13:21,097 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 164 places, 162 transitions, 387 flow [2020-09-15 14:13:21,329 INFO L129 PetriNetUnfolder]: 16/142 cut-off events. [2020-09-15 14:13:21,329 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-09-15 14:13:21,331 INFO L80 FinitePrefix]: Finished finitePrefix Result has 168 conditions, 142 events. 16/142 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 404 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 158. Up to 8 conditions per place. [2020-09-15 14:13:21,341 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 164 places, 162 transitions, 387 flow [2020-09-15 14:13:21,364 INFO L129 PetriNetUnfolder]: 16/142 cut-off events. [2020-09-15 14:13:21,365 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-09-15 14:13:21,367 INFO L80 FinitePrefix]: Finished finitePrefix Result has 168 conditions, 142 events. 16/142 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 404 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 158. Up to 8 conditions per place. [2020-09-15 14:13:21,377 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 7796 [2020-09-15 14:13:21,377 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-15 14:13:23,533 INFO L206 etLargeBlockEncoding]: Checked pairs total: 28812 [2020-09-15 14:13:23,534 INFO L214 etLargeBlockEncoding]: Total number of compositions: 95 [2020-09-15 14:13:23,534 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 98 places, 88 transitions, 239 flow