/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-New_States.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_51-mutexptr_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 09:41:42,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 09:41:42,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 09:41:42,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 09:41:42,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 09:41:42,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 09:41:42,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 09:41:42,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 09:41:42,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 09:41:42,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 09:41:42,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 09:41:42,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 09:41:42,815 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 09:41:42,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 09:41:42,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 09:41:42,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 09:41:42,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 09:41:42,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 09:41:42,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 09:41:42,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 09:41:42,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 09:41:42,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 09:41:42,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 09:41:42,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 09:41:42,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 09:41:42,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 09:41:42,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 09:41:42,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 09:41:42,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 09:41:42,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 09:41:42,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 09:41:42,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 09:41:42,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 09:41:42,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 09:41:42,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 09:41:42,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 09:41:42,877 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-New_States.epf [2020-12-18 09:41:42,931 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 09:41:42,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 09:41:42,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 09:41:42,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 09:41:42,937 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 09:41:42,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 09:41:42,938 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 09:41:42,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 09:41:42,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 09:41:42,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 09:41:42,940 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 09:41:42,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 09:41:42,941 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 09:41:42,941 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 09:41:42,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 09:41:42,942 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 09:41:42,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 09:41:42,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 09:41:42,943 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 09:41:42,943 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 09:41:42,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 09:41:42,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 09:41:42,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 09:41:42,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 09:41:42,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 09:41:42,945 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 09:41:42,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 09:41:42,946 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 09:41:42,946 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 09:41:42,946 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 09:41:42,946 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 09:41:42,947 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 09:41:42,947 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 09:41:42,947 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 09:41:43,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 09:41:43,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 09:41:43,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 09:41:43,431 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 09:41:43,431 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 09:41:43,433 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_51-mutexptr_racefree.i [2020-12-18 09:41:43,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18004e72d/decb682c09cf4e07863a3246da56cca4/FLAGa4f27a4d3 [2020-12-18 09:41:44,324 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 09:41:44,326 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_51-mutexptr_racefree.i [2020-12-18 09:41:44,346 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18004e72d/decb682c09cf4e07863a3246da56cca4/FLAGa4f27a4d3 [2020-12-18 09:41:44,514 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18004e72d/decb682c09cf4e07863a3246da56cca4 [2020-12-18 09:41:44,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 09:41:44,523 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 09:41:44,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 09:41:44,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 09:41:44,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 09:41:44,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:41:44" (1/1) ... [2020-12-18 09:41:44,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57d44f63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:44, skipping insertion in model container [2020-12-18 09:41:44,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:41:44" (1/1) ... [2020-12-18 09:41:44,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 09:41:44,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 09:41:45,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 09:41:45,018 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 09:41:45,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 09:41:45,202 INFO L208 MainTranslator]: Completed translation [2020-12-18 09:41:45,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45 WrapperNode [2020-12-18 09:41:45,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 09:41:45,204 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 09:41:45,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 09:41:45,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 09:41:45,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2020-12-18 09:41:45,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2020-12-18 09:41:45,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 09:41:45,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 09:41:45,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 09:41:45,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 09:41:45,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2020-12-18 09:41:45,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2020-12-18 09:41:45,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2020-12-18 09:41:45,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2020-12-18 09:41:45,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2020-12-18 09:41:45,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2020-12-18 09:41:45,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... [2020-12-18 09:41:45,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 09:41:45,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 09:41:45,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 09:41:45,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 09:41:45,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 09:41:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-18 09:41:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 09:41:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-18 09:41:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 09:41:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-12-18 09:41:45,452 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-12-18 09:41:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 09:41:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 09:41:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 09:41:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 09:41:45,455 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-18 09:41:45,964 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 09:41:45,965 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-12-18 09:41:45,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:41:45 BoogieIcfgContainer [2020-12-18 09:41:45,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 09:41:45,969 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 09:41:45,969 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 09:41:45,973 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 09:41:45,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 09:41:44" (1/3) ... [2020-12-18 09:41:45,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bcbab3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:41:45, skipping insertion in model container [2020-12-18 09:41:45,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:41:45" (2/3) ... [2020-12-18 09:41:45,975 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bcbab3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:41:45, skipping insertion in model container [2020-12-18 09:41:45,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:41:45" (3/3) ... [2020-12-18 09:41:45,976 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_51-mutexptr_racefree.i [2020-12-18 09:41:45,995 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 09:41:45,995 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 09:41:45,999 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 09:41:46,000 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 09:41:46,035 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,035 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,036 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,036 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,037 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,037 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,037 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,037 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,037 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,037 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,038 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,038 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,038 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,038 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,038 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,039 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,039 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,039 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,039 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,039 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,040 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,040 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,040 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,040 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,041 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,041 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,041 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,041 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,042 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,042 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,042 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,042 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,044 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,044 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,044 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,044 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,044 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,051 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,051 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,052 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,052 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,052 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,053 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~mp1~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 09:41:46,065 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-12-18 09:41:46,078 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-18 09:41:46,104 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 09:41:46,104 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 09:41:46,104 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 09:41:46,104 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 09:41:46,104 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 09:41:46,105 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 09:41:46,105 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 09:41:46,105 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 09:41:49,485 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 3360ms [2020-12-18 09:41:49,485 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 1214 states, but on-demand construction may add more states [2020-12-18 09:41:49,494 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 1214 states, 1115 states have (on average 1.4197309417040358) internal successors, (1583), 1213 states have internal predecessors, (1583), 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: 64 and size of Sequence is : 65[2020-12-18 09:41:49,508 INFO L131 SleepSetCegar]: Size of mCounterexample is: 65 [2020-12-18 09:41:49,508 INFO L132 SleepSetCegar]: [116#[ULTIMATE.startENTRY]don't care, 119#[L-1]don't care, 122#[L-1-1]don't care, 125#[L-1-2]don't care, 128#[L683]don't care, 131#[L683-1]don't care, 134#[L683-2]don't care, 137#[L683-3]don't care, 140#[L683-4]don't care, 143#[L689]don't care, 146#[L689-1]don't care, 149#[L689-2]don't care, 152#[L689-3]don't care, 155#[L689-4]don't care, 158#[L689-5]don't care, 161#[L690]don't care, 164#[L690-1]don't care, 167#[L691]don't care, 170#[L691-1]don't care, 173#[L691-2]don't care, 176#[L691-3]don't care, 179#[L691-4]don't care, 182#[L691-5]don't care, 185#[L692]don't care, 188#[L692-1]don't care, 191#[L692-2]don't care, 194#[L692-3]don't care, 197#[L692-4]don't care, 200#[L692-5]don't care, 203#[L692-6]don't care, 206#[L693]don't care, 209#[L-1-3]don't care, 212#[L-1-4]don't care, 215#[L704]don't care, 218#[L705]don't care, 221#[L706]don't care, 224#[L706-1]don't care, 227#[L706-10]don't care, 232#[L706-11]don't care, 237#[L708]don't care, 240#[L708-1]don't care, 243#[L709-7]don't care, 246#[L709-1]don't care, 252#[L709-2]don't care, 255#[L709-3]don't care, 258#[L709-4]don't care, 261#[L684]don't care, 264#[L684-1]don't care, 269#[L684-2]don't care, 273#[L683-5]don't care, 278#[L683-9]don't care, 267#[L684-4]don't care, 283#[L709-5]don't care, 286#[L709-6]don't care, 243#[L709-7]don't care, 246#[L709-1]don't care, 252#[L709-2]don't care, 255#[L709-3]don't care, 258#[L709-4]don't care, 261#[L684]don't care, 264#[L684-1]don't care, 269#[L684-2]don't care, 273#[L683-5]don't care, 276#[L683-7]don't care, 344#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2020-12-18 09:41:49,509 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 09:41:49,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 09:41:49,515 INFO L82 PathProgramCache]: Analyzing trace with hash 98067030, now seen corresponding path program 1 times [2020-12-18 09:41:49,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 09:41:49,523 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774572056] [2020-12-18 09:41:49,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 09:41:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 09:41:49,756 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-18 09:41:49,757 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774572056] [2020-12-18 09:41:49,758 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 09:41:49,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 09:41:49,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955703328] [2020-12-18 09:41:49,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 09:41:49,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 09:41:49,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 09:41:49,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 09:41:49,801 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 09:41:49,802 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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: 51 and size of Sequence is : 52[2020-12-18 09:41:49,888 INFO L131 SleepSetCegar]: Size of mCounterexample is: 52 [2020-12-18 09:41:49,889 INFO L132 SleepSetCegar]: [116292#[ULTIMATE.startENTRY]true, 116294#[L-1]true, 116296#[L-1-1]true, 116298#[L-1-2]true, 116300#[L683]true, 116302#[L683-1]true, 116304#[L683-2]true, 116306#[L683-3]true, 116308#[L683-4]true, 116310#[L689]true, 116312#[L689-1]true, 116314#[L689-2]true, 116316#[L689-3]true, 116318#[L689-4]true, 116320#[L689-5]true, 116322#[L690]true, 116324#[L690-1]true, 116326#[L691]true, 116328#[L691-1]true, 116330#[L691-2]true, 116332#[L691-3]true, 116334#[L691-4]true, 116336#[L691-5]true, 116338#[L692]true, 116340#[L692-1]true, 116342#[L692-2]true, 116344#[L692-3]true, 116346#[L692-4]true, 116348#[L692-5]true, 116350#[L692-6]true, 116352#[L693]true, 116354#[L-1-3]true, 116356#[L-1-4]true, 116358#[L704]true, 116360#[L705]true, 116362#[L706]true, 116364#[L706-1]true, 116366#[L706-10]true, 116369#[L706-11]true, 116614#[L708]true, 116616#[L708-1]true, 116618#[L709-7]true, 116620#[L709-1]true, 116623#[L709-2]true, 116625#[L709-3]true, 116627#[L709-4]true, 116629#[L684]true, 116631#[L684-1]true, 116633#[L684-2]true, 116637#[L683-5]true, 116639#[L683-7]true, 116780#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2020-12-18 09:41:49,889 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 09:41:49,889 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 09:41:49,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 09:41:49,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1083853228, now seen corresponding path program 1 times [2020-12-18 09:41:49,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 09:41:49,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577697890] [2020-12-18 09:41:49,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 09:41:49,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 09:41:49,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-18 09:41:49,992 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577697890] [2020-12-18 09:41:49,992 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 09:41:49,992 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-18 09:41:49,993 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898677740] [2020-12-18 09:41:49,994 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-18 09:41:49,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 09:41:49,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-18 09:41:49,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-18 09:41:49,996 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 09:41:49,996 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2020-12-18 09:41:50,014 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 09:41:50,015 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@3ec72ac8 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.checkImplication(TransFormulaUtils.java:1201) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.performInclusionCheck(SemanticIndependenceRelation.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:105) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.lambda$2(UnionIndependenceRelation.java:62) at java.base/java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90) at java.base/java.util.Spliterators$ArraySpliterator.tryAdvance(Spliterators.java:958) at java.base/java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:127) at java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:502) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:488) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.anyMatch(ReferencePipeline.java:528) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.contains(UnionIndependenceRelation.java:62) at de.uni_freiburg.informatik.ultimate.automata.partialorder.CachedIndependenceRelation.contains(CachedIndependenceRelation.java:96) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.lambda$0(SleepSetNewStateReduction.java:129) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:176) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.search(SleepSetNewStateReduction.java:130) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.(SleepSetNewStateReduction.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.SleepSetCegar.isAbstractionEmpty(SleepSetCegar.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:378) 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) [2020-12-18 09:41:50,021 INFO L168 Benchmark]: Toolchain (without parser) took 5498.05 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 276.1 MB in the beginning and 206.6 MB in the end (delta: 69.6 MB). Peak memory consumption was 130.9 MB. Max. memory is 16.0 GB. [2020-12-18 09:41:50,022 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory was 272.1 MB in the beginning and 272.0 MB in the end (delta: 78.6 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 09:41:50,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.97 ms. Allocated memory is still 302.0 MB. Free memory was 276.0 MB in the beginning and 246.2 MB in the end (delta: 29.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2020-12-18 09:41:50,023 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.96 ms. Allocated memory is still 302.0 MB. Free memory was 246.2 MB in the beginning and 284.8 MB in the end (delta: -38.6 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.0 GB. [2020-12-18 09:41:50,024 INFO L168 Benchmark]: Boogie Preprocessor took 66.63 ms. Allocated memory is still 302.0 MB. Free memory was 284.8 MB in the beginning and 282.4 MB in the end (delta: 2.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 09:41:50,025 INFO L168 Benchmark]: RCFGBuilder took 591.77 ms. Allocated memory is still 302.0 MB. Free memory was 282.4 MB in the beginning and 254.1 MB in the end (delta: 28.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2020-12-18 09:41:50,026 INFO L168 Benchmark]: TraceAbstraction took 4049.25 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 253.1 MB in the beginning and 206.6 MB in the end (delta: 46.5 MB). Peak memory consumption was 109.4 MB. Max. memory is 16.0 GB. [2020-12-18 09:41:50,031 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory was 272.1 MB in the beginning and 272.0 MB in the end (delta: 78.6 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 675.97 ms. Allocated memory is still 302.0 MB. Free memory was 276.0 MB in the beginning and 246.2 MB in the end (delta: 29.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 101.96 ms. Allocated memory is still 302.0 MB. Free memory was 246.2 MB in the beginning and 284.8 MB in the end (delta: -38.6 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 66.63 ms. Allocated memory is still 302.0 MB. Free memory was 284.8 MB in the beginning and 282.4 MB in the end (delta: 2.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 591.77 ms. Allocated memory is still 302.0 MB. Free memory was 282.4 MB in the beginning and 254.1 MB in the end (delta: 28.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 4049.25 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 253.1 MB in the beginning and 206.6 MB in the end (delta: 46.5 MB). Peak memory consumption was 109.4 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@3ec72ac8 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@3ec72ac8: 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...