/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_36-indirect_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 23:37:20,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 23:37:20,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 23:37:20,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 23:37:20,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 23:37:20,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 23:37:20,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 23:37:20,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 23:37:20,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 23:37:20,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 23:37:20,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 23:37:20,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 23:37:20,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 23:37:20,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 23:37:20,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 23:37:20,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 23:37:20,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 23:37:20,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 23:37:20,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 23:37:20,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 23:37:20,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 23:37:20,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 23:37:20,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 23:37:20,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 23:37:20,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-26 23:37:20,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-26 23:37:20,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-26 23:37:20,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-26 23:37:20,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-26 23:37:20,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-26 23:37:20,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-26 23:37:20,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-26 23:37:20,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-26 23:37:20,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 23:37:20,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 23:37:20,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 23:37:20,665 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf [2021-01-26 23:37:20,748 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 23:37:20,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 23:37:20,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 23:37:20,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 23:37:20,754 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 23:37:20,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 23:37:20,757 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 23:37:20,757 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 23:37:20,757 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 23:37:20,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 23:37:20,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 23:37:20,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 23:37:20,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 23:37:20,762 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 23:37:20,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 23:37:20,762 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 23:37:20,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 23:37:20,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 23:37:20,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 23:37:20,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 23:37:20,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 23:37:20,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 23:37:20,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 23:37:20,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 23:37:20,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 23:37:20,764 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 23:37:20,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 23:37:20,765 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 23:37:20,765 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-26 23:37:20,765 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-26 23:37:20,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 23:37:20,766 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 23:37:20,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-26 23:37:20,766 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 23:37:21,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 23:37:21,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 23:37:21,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 23:37:21,351 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 23:37:21,352 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 23:37:21,358 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_36-indirect_racefree.i [2021-01-26 23:37:21,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f73c41a0/0671976ea5134201918e77a0aeb48389/FLAGc7a98c28f [2021-01-26 23:37:22,612 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 23:37:22,613 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_36-indirect_racefree.i [2021-01-26 23:37:22,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f73c41a0/0671976ea5134201918e77a0aeb48389/FLAGc7a98c28f [2021-01-26 23:37:22,747 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f73c41a0/0671976ea5134201918e77a0aeb48389 [2021-01-26 23:37:22,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 23:37:22,773 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 23:37:22,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 23:37:22,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 23:37:22,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 23:37:22,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:37:22" (1/1) ... [2021-01-26 23:37:22,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62676f36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:37:22, skipping insertion in model container [2021-01-26 23:37:22,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:37:22" (1/1) ... [2021-01-26 23:37:22,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 23:37:22,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 23:37:23,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:37:23,588 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 23:37:23,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:37:23,806 INFO L208 MainTranslator]: Completed translation [2021-01-26 23:37:23,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:37:23 WrapperNode [2021-01-26 23:37:23,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 23:37:23,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 23:37:23,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 23:37:23,815 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 23:37:23,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:37:23" (1/1) ... [2021-01-26 23:37:23,868 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:37:23" (1/1) ... [2021-01-26 23:37:23,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 23:37:23,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 23:37:23,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 23:37:23,899 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 23:37:23,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:37:23" (1/1) ... [2021-01-26 23:37:23,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:37:23" (1/1) ... [2021-01-26 23:37:23,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:37:23" (1/1) ... [2021-01-26 23:37:23,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:37:23" (1/1) ... [2021-01-26 23:37:23,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:37:23" (1/1) ... [2021-01-26 23:37:23,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:37:23" (1/1) ... [2021-01-26 23:37:23,934 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:37:23" (1/1) ... [2021-01-26 23:37:23,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 23:37:23,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 23:37:23,940 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 23:37:23,940 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 23:37:23,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:37:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 23:37:24,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-26 23:37:24,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 23:37:24,038 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-26 23:37:24,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 23:37:24,038 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-01-26 23:37:24,038 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-01-26 23:37:24,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 23:37:24,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 23:37:24,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 23:37:24,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 23:37:24,041 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-26 23:37:24,723 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 23:37:24,723 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2021-01-26 23:37:24,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:37:24 BoogieIcfgContainer [2021-01-26 23:37:24,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 23:37:24,728 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 23:37:24,728 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 23:37:24,733 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 23:37:24,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 11:37:22" (1/3) ... [2021-01-26 23:37:24,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@559a1be1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:37:24, skipping insertion in model container [2021-01-26 23:37:24,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:37:23" (2/3) ... [2021-01-26 23:37:24,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@559a1be1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:37:24, skipping insertion in model container [2021-01-26 23:37:24,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:37:24" (3/3) ... [2021-01-26 23:37:24,738 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_36-indirect_racefree.i [2021-01-26 23:37:24,760 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 23:37:24,761 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 23:37:24,766 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-26 23:37:24,768 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 23:37:24,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,813 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,814 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,814 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,815 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,820 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,820 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,820 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,821 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,821 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,821 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,821 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,822 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,822 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,822 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,823 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,823 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,823 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,824 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,824 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,824 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,827 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,827 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,827 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,832 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,832 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,832 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,832 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,833 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,833 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,833 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,833 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,834 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,834 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,834 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:37:24,847 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-01-26 23:37:24,870 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-01-26 23:37:24,904 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 23:37:24,905 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 23:37:24,905 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 23:37:24,905 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 23:37:24,905 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 23:37:24,906 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 23:37:24,906 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 23:37:24,906 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 42 and size of Sequence is : 43[2021-01-26 23:37:24,947 INFO L164 SleepSetCegar]: Size of mCounterexample is: 43 [2021-01-26 23:37:24,947 INFO L165 SleepSetCegar]: [104#[ULTIMATE.startENTRY]don't care, 106#[L-1]don't care, 108#[L-1-1]don't care, 110#[L683]don't care, 112#[L683-1]don't care, 114#[L683-2]don't care, 116#[L683-3]don't care, 118#[L683-4]don't care, 120#[L689]don't care, 122#[L689-1]don't care, 124#[L689-2]don't care, 126#[L689-3]don't care, 128#[L689-4]don't care, 130#[L689-5]don't care, 132#[L690]don't care, 134#[L690-1]don't care, 136#[L692]don't care, 138#[L693]don't care, 140#[L693-1]don't care, 142#[L693-2]don't care, 144#[L693-3]don't care, 146#[L693-4]don't care, 148#[L693-5]don't care, 150#[L693-6]don't care, 152#[L-1-2]don't care, 154#[L701]don't care, 156#[L701-1]don't care, 158#[L702]don't care, 160#[L702-1]don't care, 162#[L702-10]don't care, 164#[L702-11]don't care, 168#[L703]don't care, 170#[L704-7]don't care, 172#[L704-1]don't care, 176#[L704-2]don't care, 178#[L704-3]don't care, 180#[L704-4]don't care, 182#[L684]don't care, 184#[L684-1]don't care, 188#[L684-2]don't care, 190#[L683-5]don't care, 192#[L683-7]don't care, 196#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2021-01-26 23:37:24,948 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:37:24,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:37:24,958 INFO L82 PathProgramCache]: Analyzing trace with hash 704489753, now seen corresponding path program 1 times [2021-01-26 23:37:24,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:37:24,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89118664] [2021-01-26 23:37:24,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:37:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:37:25,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:37:25,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89118664] [2021-01-26 23:37:25,242 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:37:25,242 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-26 23:37:25,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144322723] [2021-01-26 23:37:25,258 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-26 23:37:25,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:37:25,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-26 23:37:25,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-26 23:37:25,292 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:37:25,295 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 42 and size of Sequence is : 43[2021-01-26 23:37:25,308 INFO L164 SleepSetCegar]: Size of mCounterexample is: 43 [2021-01-26 23:37:25,309 INFO L165 SleepSetCegar]: [201#[ULTIMATE.startENTRY]true, 202#[L-1]true, 203#[L-1-1]true, 204#[L683]true, 205#[L683-1]true, 206#[L683-2]true, 207#[L683-3]true, 208#[L683-4]true, 209#[L689]true, 210#[L689-1]true, 211#[L689-2]true, 212#[L689-3]true, 213#[L689-4]true, 214#[L689-5]true, 215#[L690]true, 216#[L690-1]true, 217#[L692]true, 218#[L693]true, 219#[L693-1]true, 220#[L693-2]true, 221#[L693-3]true, 222#[L693-4]true, 223#[L693-5]true, 224#[L693-6]true, 225#[L-1-2]true, 226#[L701]true, 227#[L701-1]true, 228#[L702]true, 229#[L702-1]true, 230#[L702-10]true, 231#[L702-11]true, 234#[L703]true, 235#[L704-7]true, 236#[L704-1]true, 238#[L704-2]true, 239#[L704-3]true, 240#[L704-4]true, 241#[L684]true, 242#[L684-1]true, 244#[L684-2]true, 245#[L683-5]true, 246#[L683-7]true, 248#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-26 23:37:25,309 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 23:37:25,310 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:37:25,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:37:25,311 INFO L82 PathProgramCache]: Analyzing trace with hash 411086746, now seen corresponding path program 1 times [2021-01-26 23:37:25,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:37:25,312 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977203640] [2021-01-26 23:37:25,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:37:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:37:25,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:37:25,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977203640] [2021-01-26 23:37:25,504 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:37:25,505 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-26 23:37:25,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231232576] [2021-01-26 23:37:25,507 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-26 23:37:25,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:37:25,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-26 23:37:25,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-26 23:37:25,509 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:37:25,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 23:37:25,560 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 75 and size of Sequence is : 76[2021-01-26 23:37:25,611 INFO L164 SleepSetCegar]: Size of mCounterexample is: 76 [2021-01-26 23:37:25,613 INFO L165 SleepSetCegar]: [254#[ULTIMATE.startENTRY]true, 256#[L-1]true, 258#[L-1-1]true, 260#[L683]true, 262#[L683-1]true, 264#[L683-2]true, 266#[L683-3]true, 268#[L683-4]true, 270#[L689]true, 272#[L689-1]true, 274#[L689-2]true, 276#[L689-3]true, 278#[L689-4]true, 280#[L689-5]true, 282#[L690]true, 284#[L690-1]true, 286#[L692]true, 288#[L693]true, 290#[L693-1]true, 292#[L693-2]true, 294#[L693-3]true, 296#[L693-4]true, 298#[L693-5]true, 300#[L693-6]true, 302#[L-1-2]true, 304#[L701]true, 306#[L701-1]true, 308#[L702]true, 310#[L702-1]true, 312#[L702-10](= ULTIMATE.start_main_~i~0 0), 316#[L702-4](= ULTIMATE.start_main_~i~0 0), 323#[L702-5](= ULTIMATE.start_main_~i~0 0), 328#[t_funENTRY, L702-6](= ULTIMATE.start_main_~i~0 0), 338#[L695, L702-6](= ULTIMATE.start_main_~i~0 0), 348#[L695-1, L702-6](= ULTIMATE.start_main_~i~0 0), 356#[L696-21, L702-6](= ULTIMATE.start_main_~i~0 0), 369#[L696-9, L702-6](= ULTIMATE.start_main_~i~0 0), 388#[L696-1, L702-6](= ULTIMATE.start_main_~i~0 0), 396#[L696-2, L702-6](= ULTIMATE.start_main_~i~0 0), 406#[L696-3, L702-6](= ULTIMATE.start_main_~i~0 0), 418#[L696-4, L702-6](= ULTIMATE.start_main_~i~0 0), 426#[L696-5, L702-6](= ULTIMATE.start_main_~i~0 0), 436#[L696-6, L702-6](= ULTIMATE.start_main_~i~0 0), 446#[L696-7, L702-6](= ULTIMATE.start_main_~i~0 0), 458#[L702-6, L696-8](= ULTIMATE.start_main_~i~0 0), 469#[L702-6, L696-19](= ULTIMATE.start_main_~i~0 0), 480#[L696-11, L702-6](= ULTIMATE.start_main_~i~0 0), 492#[L696-12, L702-6](= ULTIMATE.start_main_~i~0 0), 504#[L696-13, L702-6](= ULTIMATE.start_main_~i~0 0), 512#[L696-14, L702-6](= ULTIMATE.start_main_~i~0 0), 522#[L696-15, L702-6](= ULTIMATE.start_main_~i~0 0), 534#[L696-16, L702-6](= ULTIMATE.start_main_~i~0 0), 544#[L696-17, L702-6](= ULTIMATE.start_main_~i~0 0), 554#[L696-18, L702-6](= ULTIMATE.start_main_~i~0 0), 560#[L696-20, L702-6](= ULTIMATE.start_main_~i~0 0), 569#[L696-22, L702-6](= ULTIMATE.start_main_~i~0 0), 581#[L698, L702-6](= ULTIMATE.start_main_~i~0 0), 593#[t_funFINAL, L702-6](= ULTIMATE.start_main_~i~0 0), 603#[L702-6, t_funEXIT](= ULTIMATE.start_main_~i~0 0), 608#[t_funEXIT, L702-7](= ULTIMATE.start_main_~i~0 0), 613#[L702-8, t_funEXIT](= ULTIMATE.start_main_~i~0 0), 618#[L702-9, t_funEXIT]true, 623#[L702-10, t_funEXIT]true, 632#[L702-11, t_funEXIT]true, 641#[L703, t_funEXIT]true, 646#[L704-7, t_funEXIT]true, 654#[L704-1, t_funEXIT]true, 661#[L704-2, t_funEXIT]true, 666#[L704-3, t_funEXIT]true, 671#[L704-4, t_funEXIT]true, 676#[L684, t_funEXIT]true, 681#[L684-1, t_funEXIT]true, 691#[L684-2, t_funEXIT]true, 696#[L683-5, t_funEXIT]true, 704#[L683-7, t_funEXIT]true, 714#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funEXIT]true] [2021-01-26 23:37:25,614 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 23:37:25,614 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:37:25,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:37:25,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1960158995, now seen corresponding path program 1 times [2021-01-26 23:37:25,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:37:25,616 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866272005] [2021-01-26 23:37:25,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:37:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:37:25,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:37:25,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866272005] [2021-01-26 23:37:25,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1173153908] [2021-01-26 23:37:25,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-26 23:37:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:37:26,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-26 23:37:26,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-26 23:37:26,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:37:26,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-26 23:37:26,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-01-26 23:37:26,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941535386] [2021-01-26 23:37:26,216 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 23:37:26,216 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:37:26,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 23:37:26,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-26 23:37:26,218 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:37:26,219 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 7 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 65 and size of Sequence is : 66[2021-01-26 23:37:26,349 INFO L164 SleepSetCegar]: Size of mCounterexample is: 66 [2021-01-26 23:37:26,350 INFO L165 SleepSetCegar]: [947#[ULTIMATE.startENTRY]true, 949#[L-1]true, 951#[L-1-1]true, 953#[L683]true, 955#[L683-1]true, 957#[L683-2]true, 959#[L683-3]true, 961#[L683-4]true, 963#[L689]true, 965#[L689-1]true, 967#[L689-2]true, 969#[L689-3]true, 971#[L689-4]true, 973#[L689-5]true, 975#[L690]true, 977#[L690-1]true, 979#[L692]true, 981#[L693]true, 983#[L693-1]true, 985#[L693-2]true, 987#[L693-3]true, 989#[L693-4]true, 991#[L693-5]true, 993#[L693-6]true, 995#[L-1-2]true, 997#[L701]true, 999#[L701-1]true, 1001#[L702]true, 1003#[L702-1]true, 1005#[L702-10](= ULTIMATE.start_main_~i~0 0), 1009#[L702-4](= ULTIMATE.start_main_~i~0 0), 1013#[L702-5](= ULTIMATE.start_main_~i~0 0), 1015#[t_funENTRY, L702-6](= ULTIMATE.start_main_~i~0 0), 1019#[L695, L702-6](= ULTIMATE.start_main_~i~0 0), 1023#[L695-1, L702-6](= ULTIMATE.start_main_~i~0 0), 1025#[L696-21, L702-6](= ULTIMATE.start_main_~i~0 0), 1029#[L696-9, L702-6](= ULTIMATE.start_main_~i~0 0), 1039#[L696-1, L702-6](= ULTIMATE.start_main_~i~0 0), 1041#[L696-2, L702-6](= ULTIMATE.start_main_~i~0 0), 1045#[L696-3, L702-6](= ULTIMATE.start_main_~i~0 0), 1051#[L696-4, L702-6](= ULTIMATE.start_main_~i~0 0), 1053#[L696-5, L702-6](= ULTIMATE.start_main_~i~0 0), 1057#[L696-6, L702-6](= ULTIMATE.start_main_~i~0 0), 1061#[L696-7, L702-6](= ULTIMATE.start_main_~i~0 0), 1067#[L702-6, L696-8](= ULTIMATE.start_main_~i~0 0), 1073#[L702-6, L696-19](= ULTIMATE.start_main_~i~0 0), 1075#[L696-11, L702-6](= ULTIMATE.start_main_~i~0 0), 1081#[L696-12, L702-6](= ULTIMATE.start_main_~i~0 0), 1087#[L696-13, L702-6](= ULTIMATE.start_main_~i~0 0), 1089#[L696-14, L702-6](= ULTIMATE.start_main_~i~0 0), 1093#[L696-15, L702-6](= ULTIMATE.start_main_~i~0 0), 1099#[L696-16, L702-6](= ULTIMATE.start_main_~i~0 0), 1103#[L696-17, L702-6](= ULTIMATE.start_main_~i~0 0), 1107#[L696-18, L702-6](= ULTIMATE.start_main_~i~0 0), 1109#[L696-20, L702-6](= ULTIMATE.start_main_~i~0 0), 1113#[L696-22, L702-6](= ULTIMATE.start_main_~i~0 0), 1119#[L698, L702-6](= ULTIMATE.start_main_~i~0 0), 1125#[t_funFINAL, L702-6](= ULTIMATE.start_main_~i~0 0), 1129#[L702-6, t_funEXIT](= ULTIMATE.start_main_~i~0 0), 1131#[t_funEXIT, L702-7](= ULTIMATE.start_main_~i~0 0), 1135#[L702-8, t_funEXIT](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post12| 0)), 1139#[L702-9, t_funEXIT](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1141#[L702-10, t_funEXIT](<= ULTIMATE.start_main_~i~0 1), 1145#[L702-4, t_funEXIT](<= ULTIMATE.start_main_~i~0 1), 1154#[L702-5, t_funEXIT](<= ULTIMATE.start_main_~i~0 1), 1161#[ULTIMATE.startErr0INUSE_VIOLATION, t_funEXIT](<= ULTIMATE.start_main_~i~0 1)] [2021-01-26 23:37:26,551 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-01-26 23:37:26,552 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:37:26,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:37:26,554 INFO L82 PathProgramCache]: Analyzing trace with hash 125411593, now seen corresponding path program 1 times [2021-01-26 23:37:26,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:37:26,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499655120] [2021-01-26 23:37:26,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:37:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-26 23:37:26,639 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-26 23:37:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-26 23:37:26,691 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-26 23:37:26,759 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-26 23:37:26,759 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2021-01-26 23:37:26,760 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-26 23:37:26,760 WARN L386 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-01-26 23:37:26,761 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-01-26 23:37:26,780 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@ae892bd at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadAuxiliaryVariable(ThreadInstanceAdder.java:479) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInUseVariable(ThreadInstanceAdder.java:458) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstance(ThreadInstanceAdder.java:438) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstances(ThreadInstanceAdder.java:410) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:110) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:352) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-01-26 23:37:26,792 INFO L168 Benchmark]: Toolchain (without parser) took 4030.93 ms. Allocated memory is still 302.0 MB. Free memory was 276.2 MB in the beginning and 143.2 MB in the end (delta: 132.9 MB). Peak memory consumption was 134.9 MB. Max. memory is 16.0 GB. [2021-01-26 23:37:26,793 INFO L168 Benchmark]: CDTParser took 3.37 ms. Allocated memory is still 302.0 MB. Free memory was 272.9 MB in the beginning and 272.8 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 23:37:26,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1035.34 ms. Allocated memory is still 302.0 MB. Free memory was 275.2 MB in the beginning and 277.3 MB in the end (delta: -2.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 16.0 GB. [2021-01-26 23:37:26,799 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.00 ms. Allocated memory is still 302.0 MB. Free memory was 277.3 MB in the beginning and 275.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 23:37:26,803 INFO L168 Benchmark]: Boogie Preprocessor took 39.74 ms. Allocated memory is still 302.0 MB. Free memory was 275.4 MB in the beginning and 273.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 23:37:26,805 INFO L168 Benchmark]: RCFGBuilder took 786.96 ms. Allocated memory is still 302.0 MB. Free memory was 273.3 MB in the beginning and 245.0 MB in the end (delta: 28.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2021-01-26 23:37:26,808 INFO L168 Benchmark]: TraceAbstraction took 2059.49 ms. Allocated memory is still 302.0 MB. Free memory was 245.0 MB in the beginning and 143.2 MB in the end (delta: 101.7 MB). Peak memory consumption was 102.8 MB. Max. memory is 16.0 GB. [2021-01-26 23:37:26,819 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.37 ms. Allocated memory is still 302.0 MB. Free memory was 272.9 MB in the beginning and 272.8 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1035.34 ms. Allocated memory is still 302.0 MB. Free memory was 275.2 MB in the beginning and 277.3 MB in the end (delta: -2.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 85.00 ms. Allocated memory is still 302.0 MB. Free memory was 277.3 MB in the beginning and 275.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 39.74 ms. Allocated memory is still 302.0 MB. Free memory was 275.4 MB in the beginning and 273.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 786.96 ms. Allocated memory is still 302.0 MB. Free memory was 273.3 MB in the beginning and 245.0 MB in the end (delta: 28.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2059.49 ms. Allocated memory is still 302.0 MB. Free memory was 245.0 MB in the beginning and 143.2 MB in the end (delta: 101.7 MB). Peak memory consumption was 102.8 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@ae892bd de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@ae892bd: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...