/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_12-ptr_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 05:33:25,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 05:33:25,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 05:33:25,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 05:33:25,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 05:33:25,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 05:33:25,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 05:33:25,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 05:33:25,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 05:33:25,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 05:33:25,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 05:33:25,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 05:33:25,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 05:33:25,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 05:33:25,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 05:33:25,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 05:33:25,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 05:33:26,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 05:33:26,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 05:33:26,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 05:33:26,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 05:33:26,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 05:33:26,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 05:33:26,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 05:33:26,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 05:33:26,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 05:33:26,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 05:33:26,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 05:33:26,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 05:33:26,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 05:33:26,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 05:33:26,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 05:33:26,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 05:33:26,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 05:33:26,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 05:33:26,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 05:33:26,055 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 [2020-12-18 05:33:26,112 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 05:33:26,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 05:33:26,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 05:33:26,118 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 05:33:26,118 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 05:33:26,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 05:33:26,118 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 05:33:26,119 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 05:33:26,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 05:33:26,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 05:33:26,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 05:33:26,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 05:33:26,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 05:33:26,122 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 05:33:26,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 05:33:26,122 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 05:33:26,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 05:33:26,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 05:33:26,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 05:33:26,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 05:33:26,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 05:33:26,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 05:33:26,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 05:33:26,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 05:33:26,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 05:33:26,126 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 05:33:26,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 05:33:26,126 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 05:33:26,126 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 05:33:26,127 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 05:33:26,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 05:33:26,127 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 05:33:26,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 05:33:26,128 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 05:33:26,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 05:33:26,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 05:33:26,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 05:33:26,603 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 05:33:26,604 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 05:33:26,605 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_12-ptr_racefree.i [2020-12-18 05:33:26,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/661162a8d/831185fc910441e18310d34a276c6fac/FLAG52f54c30b [2020-12-18 05:33:27,381 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 05:33:27,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_12-ptr_racefree.i [2020-12-18 05:33:27,401 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/661162a8d/831185fc910441e18310d34a276c6fac/FLAG52f54c30b [2020-12-18 05:33:27,662 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/661162a8d/831185fc910441e18310d34a276c6fac [2020-12-18 05:33:27,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 05:33:27,670 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 05:33:27,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 05:33:27,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 05:33:27,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 05:33:27,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 05:33:27" (1/1) ... [2020-12-18 05:33:27,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1953ee6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:27, skipping insertion in model container [2020-12-18 05:33:27,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 05:33:27" (1/1) ... [2020-12-18 05:33:27,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 05:33:27,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 05:33:28,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 05:33:28,260 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 05:33:28,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 05:33:28,505 INFO L208 MainTranslator]: Completed translation [2020-12-18 05:33:28,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:28 WrapperNode [2020-12-18 05:33:28,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 05:33:28,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 05:33:28,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 05:33:28,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 05:33:28,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:28" (1/1) ... [2020-12-18 05:33:28,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:28" (1/1) ... [2020-12-18 05:33:28,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 05:33:28,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 05:33:28,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 05:33:28,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 05:33:28,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:28" (1/1) ... [2020-12-18 05:33:28,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:28" (1/1) ... [2020-12-18 05:33:28,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:28" (1/1) ... [2020-12-18 05:33:28,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:28" (1/1) ... [2020-12-18 05:33:28,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:28" (1/1) ... [2020-12-18 05:33:28,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:28" (1/1) ... [2020-12-18 05:33:28,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:28" (1/1) ... [2020-12-18 05:33:28,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 05:33:28,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 05:33:28,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 05:33:28,597 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 05:33:28,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:28" (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 05:33:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-18 05:33:28,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 05:33:28,694 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-18 05:33:28,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 05:33:28,695 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-12-18 05:33:28,696 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-12-18 05:33:28,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 05:33:28,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 05:33:28,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 05:33:28,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 05:33:28,699 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 05:33:29,208 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 05:33:29,208 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-12-18 05:33:29,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 05:33:29 BoogieIcfgContainer [2020-12-18 05:33:29,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 05:33:29,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 05:33:29,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 05:33:29,216 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 05:33:29,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 05:33:27" (1/3) ... [2020-12-18 05:33:29,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cad3cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 05:33:29, skipping insertion in model container [2020-12-18 05:33:29,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:28" (2/3) ... [2020-12-18 05:33:29,218 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cad3cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 05:33:29, skipping insertion in model container [2020-12-18 05:33:29,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 05:33:29" (3/3) ... [2020-12-18 05:33:29,220 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_12-ptr_racefree.i [2020-12-18 05:33:29,236 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 05:33:29,237 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 05:33:29,241 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 05:33:29,242 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 05:33:29,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,276 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,276 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,277 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,278 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,278 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,278 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,279 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,279 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,283 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,283 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,283 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,283 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,285 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,286 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,286 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,286 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,287 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,287 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,287 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,288 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,288 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,289 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,289 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,290 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,290 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,290 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,290 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,291 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,294 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,295 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,295 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,295 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,296 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,296 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,297 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,297 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:29,307 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-12-18 05:33:29,321 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-18 05:33:29,346 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 05:33:29,346 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 05:33:29,346 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 05:33:29,346 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 05:33:29,346 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 05:33:29,347 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 05:33:29,347 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 05:33:29,347 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 05:33:29,954 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 587ms [2020-12-18 05:33:29,954 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 1106 states, but on-demand construction may add more states [2020-12-18 05:33:29,963 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 1106 states, 1012 states have (on average 1.493083003952569) internal successors, (1511), 1105 states have internal predecessors, (1511), 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: 47 and size of Sequence is : 48[2020-12-18 05:33:29,976 INFO L131 SleepSetCegar]: Size of mCounterexample is: 48 [2020-12-18 05:33:29,976 INFO L132 SleepSetCegar]: [110#[ULTIMATE.startENTRY]don't care, 112#[L-1]don't care, 114#[L-1-1]don't care, 116#[L-1-2]don't care, 118#[L683]don't care, 120#[L683-1]don't care, 122#[L683-2]don't care, 124#[L683-3]don't care, 126#[L683-4]don't care, 128#[L689]don't care, 130#[L689-1]don't care, 132#[L689-2]don't care, 134#[L689-3]don't care, 136#[L689-4]don't care, 138#[L689-5]don't care, 140#[L690]don't care, 142#[L690-1]don't care, 144#[L691]don't care, 146#[L691-1]don't care, 148#[L691-2]don't care, 150#[L691-3]don't care, 152#[L691-4]don't care, 154#[L691-5]don't care, 156#[L692]don't care, 158#[L692-1]don't care, 160#[L692-2]don't care, 162#[L692-3]don't care, 164#[L692-4]don't care, 166#[L692-5]don't care, 168#[L692-6]don't care, 170#[L-1-3]don't care, 172#[L-1-4]don't care, 174#[L701]don't care, 176#[L701-1]don't care, 178#[L701-10]don't care, 180#[L701-11]don't care, 184#[L702]don't care, 186#[L703-7]don't care, 188#[L703-1]don't care, 192#[L703-2]don't care, 194#[L703-3]don't care, 196#[L703-4]don't care, 198#[L684]don't care, 200#[L684-1]don't care, 204#[L684-2]don't care, 206#[L683-5]don't care, 210#[L683-7]don't care, 212#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2020-12-18 05:33:29,977 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 05:33:29,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 05:33:29,987 INFO L82 PathProgramCache]: Analyzing trace with hash -506927869, now seen corresponding path program 1 times [2020-12-18 05:33:29,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 05:33:29,999 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657391583] [2020-12-18 05:33:29,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 05:33:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 05:33:30,322 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 05:33:30,323 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657391583] [2020-12-18 05:33:30,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 05:33:30,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-18 05:33:30,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284084542] [2020-12-18 05:33:30,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-18 05:33:30,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 05:33:30,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-18 05:33:30,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-18 05:33:30,347 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 05:33:30,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 05:33:30,368 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 05:33:30,369 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@53b3136d 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.SleepSetDelayReduction.lambda$0(SleepSetDelayReduction.java:171) 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.SleepSetDelayReduction.search(SleepSetDelayReduction.java:172) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.(SleepSetDelayReduction.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.SleepSetCegar.isAbstractionEmpty(SleepSetCegar.java:120) 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 05:33:30,374 INFO L168 Benchmark]: Toolchain (without parser) took 2703.65 ms. Allocated memory is still 308.3 MB. Free memory was 281.6 MB in the beginning and 163.3 MB in the end (delta: 118.4 MB). Peak memory consumption was 119.2 MB. Max. memory is 16.0 GB. [2020-12-18 05:33:30,375 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 308.3 MB. Free memory is still 276.5 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 05:33:30,376 INFO L168 Benchmark]: CACSL2BoogieTranslator took 831.51 ms. Allocated memory is still 308.3 MB. Free memory was 281.5 MB in the beginning and 281.8 MB in the end (delta: -320.4 kB). Peak memory consumption was 29.0 MB. Max. memory is 16.0 GB. [2020-12-18 05:33:30,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.72 ms. Allocated memory is still 308.3 MB. Free memory was 281.8 MB in the beginning and 279.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 05:33:30,378 INFO L168 Benchmark]: Boogie Preprocessor took 35.66 ms. Allocated memory is still 308.3 MB. Free memory was 279.7 MB in the beginning and 278.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 05:33:30,378 INFO L168 Benchmark]: RCFGBuilder took 613.87 ms. Allocated memory is still 308.3 MB. Free memory was 278.6 MB in the beginning and 249.3 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2020-12-18 05:33:30,379 INFO L168 Benchmark]: TraceAbstraction took 1159.55 ms. Allocated memory is still 308.3 MB. Free memory was 249.3 MB in the beginning and 163.3 MB in the end (delta: 86.0 MB). Peak memory consumption was 86.0 MB. Max. memory is 16.0 GB. [2020-12-18 05:33:30,384 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 308.3 MB. Free memory is still 276.5 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 831.51 ms. Allocated memory is still 308.3 MB. Free memory was 281.5 MB in the beginning and 281.8 MB in the end (delta: -320.4 kB). Peak memory consumption was 29.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 52.72 ms. Allocated memory is still 308.3 MB. Free memory was 281.8 MB in the beginning and 279.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 35.66 ms. Allocated memory is still 308.3 MB. Free memory was 279.7 MB in the beginning and 278.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 613.87 ms. Allocated memory is still 308.3 MB. Free memory was 278.6 MB in the beginning and 249.3 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 1159.55 ms. Allocated memory is still 308.3 MB. Free memory was 249.3 MB in the beginning and 163.3 MB in the end (delta: 86.0 MB). Peak memory consumption was 86.0 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@53b3136d de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@53b3136d: 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...