/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_28-funptr_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 05:33:47,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 05:33:47,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 05:33:47,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 05:33:47,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 05:33:47,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 05:33:47,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 05:33:47,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 05:33:47,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 05:33:47,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 05:33:47,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 05:33:47,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 05:33:47,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 05:33:47,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 05:33:47,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 05:33:47,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 05:33:47,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 05:33:47,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 05:33:47,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 05:33:47,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 05:33:47,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 05:33:47,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 05:33:47,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 05:33:47,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 05:33:47,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-18 05:33:47,618 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-18 05:33:47,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-18 05:33:47,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-18 05:33:47,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-18 05:33:47,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-18 05:33:47,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 05:33:47,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 05:33:47,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 05:33:47,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 05:33:47,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 05:33:47,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 05:33:47,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 05:33:47,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 05:33:47,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 05:33:47,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 05:33:47,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 05:33:47,630 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 05:33:47,657 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 05:33:47,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 05:33:47,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 05:33:47,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 05:33:47,660 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 05:33:47,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 05:33:47,660 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 05:33:47,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 05:33:47,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 05:33:47,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 05:33:47,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 05:33:47,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 05:33:47,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 05:33:47,662 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 05:33:47,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 05:33:47,662 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 05:33:47,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 05:33:47,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 05:33:47,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 05:33:47,664 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 05:33:47,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 05:33:47,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 05:33:47,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 05:33:47,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 05:33:47,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 05:33:47,665 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 05:33:47,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 05:33:47,666 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 05:33:47,666 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 05:33:47,666 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 05:33:47,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 05:33:47,667 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 05:33:47,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 05:33:47,668 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 05:33:48,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 05:33:48,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 05:33:48,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 05:33:48,076 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 05:33:48,077 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 05:33:48,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i [2020-12-18 05:33:48,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d9f7141/e56320175ec7434494b8bc6a3dc847c7/FLAGc33a2ef66 [2020-12-18 05:33:48,862 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 05:33:48,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i [2020-12-18 05:33:48,885 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d9f7141/e56320175ec7434494b8bc6a3dc847c7/FLAGc33a2ef66 [2020-12-18 05:33:49,143 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d9f7141/e56320175ec7434494b8bc6a3dc847c7 [2020-12-18 05:33:49,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 05:33:49,150 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 05:33:49,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 05:33:49,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 05:33:49,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 05:33:49,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 05:33:49" (1/1) ... [2020-12-18 05:33:49,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f66ba0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:49, skipping insertion in model container [2020-12-18 05:33:49,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 05:33:49" (1/1) ... [2020-12-18 05:33:49,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 05:33:49,248 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 05:33:49,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 05:33:49,903 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 05:33:50,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 05:33:50,205 INFO L208 MainTranslator]: Completed translation [2020-12-18 05:33:50,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:50 WrapperNode [2020-12-18 05:33:50,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 05:33:50,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 05:33:50,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 05:33:50,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 05:33:50,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:50" (1/1) ... [2020-12-18 05:33:50,267 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:50" (1/1) ... [2020-12-18 05:33:50,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 05:33:50,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 05:33:50,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 05:33:50,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 05:33:50,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:50" (1/1) ... [2020-12-18 05:33:50,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:50" (1/1) ... [2020-12-18 05:33:50,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:50" (1/1) ... [2020-12-18 05:33:50,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:50" (1/1) ... [2020-12-18 05:33:50,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:50" (1/1) ... [2020-12-18 05:33:50,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:50" (1/1) ... [2020-12-18 05:33:50,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:50" (1/1) ... [2020-12-18 05:33:50,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 05:33:50,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 05:33:50,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 05:33:50,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 05:33:50,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:50" (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 05:33:50,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 05:33:50,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 05:33:50,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-18 05:33:50,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 05:33:50,477 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-18 05:33:50,477 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-12-18 05:33:50,477 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-12-18 05:33:50,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 05:33:50,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 05:33:50,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 05:33:50,480 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 05:33:51,147 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 05:33:51,147 INFO L298 CfgBuilder]: Removed 22 assume(true) statements. [2020-12-18 05:33:51,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 05:33:51 BoogieIcfgContainer [2020-12-18 05:33:51,151 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 05:33:51,155 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 05:33:51,156 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 05:33:51,160 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 05:33:51,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 05:33:49" (1/3) ... [2020-12-18 05:33:51,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fffc893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 05:33:51, skipping insertion in model container [2020-12-18 05:33:51,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:33:50" (2/3) ... [2020-12-18 05:33:51,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fffc893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 05:33:51, skipping insertion in model container [2020-12-18 05:33:51,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 05:33:51" (3/3) ... [2020-12-18 05:33:51,164 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_28-funptr_racefree.i [2020-12-18 05:33:51,182 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 05:33:51,182 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 05:33:51,186 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 05:33:51,187 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 05:33:51,238 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,239 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,239 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,239 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,239 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,240 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,240 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,240 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,240 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,240 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,241 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,241 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,244 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,244 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,245 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,245 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,246 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,246 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,273 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,273 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,274 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,274 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,274 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,274 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,275 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,275 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,275 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,276 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_good_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,278 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,278 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~g~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 05:33:51,316 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-12-18 05:33:51,332 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-18 05:33:51,370 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 05:33:51,370 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 05:33:51,371 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 05:33:51,371 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 05:33:51,371 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 05:33:51,371 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 05:33:51,371 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 05:33:51,372 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 05:33:52,190 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 784ms [2020-12-18 05:33:52,190 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 1239 states, but on-demand construction may add more states [2020-12-18 05:33:52,197 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 1239 states, 1116 states have (on average 1.4802867383512546) internal successors, (1652), 1238 states have internal predecessors, (1652), 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 05:33:52,208 INFO L131 SleepSetCegar]: Size of mCounterexample is: 48 [2020-12-18 05:33:52,209 INFO L132 SleepSetCegar]: [111#[ULTIMATE.startENTRY]don't care, 113#[L-1]don't care, 115#[L-1-1]don't care, 117#[L921]don't care, 119#[L921-1]don't care, 121#[L921-2]don't care, 123#[L921-3]don't care, 125#[L921-4]don't care, 127#[L927]don't care, 129#[L927-1]don't care, 131#[L927-2]don't care, 133#[L927-3]don't care, 135#[L927-4]don't care, 137#[L927-5]don't care, 139#[L929]don't care, 141#[L929-1]don't care, 143#[L929-2]don't care, 145#[L929-3]don't care, 147#[L929-4]don't care, 149#[L929-5]don't care, 151#[L929-6]don't care, 153#[L939]don't care, 155#[L939-1]don't care, 157#[L939-2]don't care, 159#[L939-3]don't care, 161#[L939-4]don't care, 163#[L939-5]don't care, 165#[L939-6]don't care, 167#[L-1-2]don't care, 169#[L949]don't care, 171#[L949-1]don't care, 173#[L949-10]don't care, 177#[L949-11]don't care, 179#[L950]don't care, 181#[L951]don't care, 183#[L952]don't care, 185#[L953]don't care, 187#[L953-1]don't care, 189#[L954-5]don't care, 193#[L954-1]don't care, 195#[L954-2]don't care, 197#[L954-3]don't care, 199#[L922]don't care, 201#[L922-1]don't care, 205#[L922-2]don't care, 207#[L921-5]don't care, 211#[L921-7]don't care, 215#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2020-12-18 05:33:52,209 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 05:33:52,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 05:33:52,215 INFO L82 PathProgramCache]: Analyzing trace with hash 43779469, now seen corresponding path program 1 times [2020-12-18 05:33:52,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 05:33:52,225 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477923140] [2020-12-18 05:33:52,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 05:33:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 05:33:52,441 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 05:33:52,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477923140] [2020-12-18 05:33:52,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 05:33:52,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 05:33:52,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554669467] [2020-12-18 05:33:52,447 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 05:33:52,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 05:33:52,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 05:33:52,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 05:33:52,465 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 05:33:52,465 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 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) Size of Word is: 47 and size of Sequence is : 48[2020-12-18 05:33:52,492 INFO L131 SleepSetCegar]: Size of mCounterexample is: 48 [2020-12-18 05:33:52,493 INFO L132 SleepSetCegar]: [2590#[ULTIMATE.startENTRY]true, 2591#[L-1]true, 2592#[L-1-1]true, 2593#[L921]true, 2594#[L921-1]true, 2595#[L921-2]true, 2596#[L921-3]true, 2597#[L921-4]true, 2598#[L927]true, 2599#[L927-1]true, 2600#[L927-2]true, 2601#[L927-3]true, 2602#[L927-4]true, 2603#[L927-5]true, 2604#[L929]true, 2605#[L929-1]true, 2606#[L929-2]true, 2607#[L929-3]true, 2608#[L929-4]true, 2609#[L929-5]true, 2610#[L929-6]true, 2611#[L939]true, 2612#[L939-1]true, 2613#[L939-2]true, 2614#[L939-3]true, 2615#[L939-4]true, 2616#[L939-5]true, 2617#[L939-6]true, 2618#[L-1-2]true, 2619#[L949]true, 2620#[L949-1]true, 2621#[L949-10]true, 2623#[L949-11]true, 2655#[L950]true, 2656#[L951]true, 2657#[L952]true, 2658#[L953]true, 2659#[L953-1]true, 2660#[L954-5]true, 2661#[L954-1]true, 2662#[L954-2]true, 2663#[L954-3]true, 2664#[L922]true, 2665#[L922-1]true, 2666#[L922-2]true, 2668#[L921-5]true, 2669#[L921-7]true, 2670#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2020-12-18 05:33:52,493 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 05:33:52,494 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 05:33:52,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 05:33:52,494 INFO L82 PathProgramCache]: Analyzing trace with hash -466754708, now seen corresponding path program 1 times [2020-12-18 05:33:52,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 05:33:52,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587078793] [2020-12-18 05:33:52,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 05:33:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 05:33:52,599 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 05:33:52,599 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587078793] [2020-12-18 05:33:52,599 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 05:33:52,600 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-18 05:33:52,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067093007] [2020-12-18 05:33:52,601 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-18 05:33:52,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 05:33:52,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-18 05:33:52,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-18 05:33:52,603 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 05:33:52,603 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 05:33:52,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 05:33:52,623 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@645c4c1d 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 05:33:52,631 INFO L168 Benchmark]: Toolchain (without parser) took 3480.64 ms. Allocated memory was 302.0 MB in the beginning and 364.9 MB in the end (delta: 62.9 MB). Free memory was 275.6 MB in the beginning and 254.3 MB in the end (delta: 21.3 MB). Peak memory consumption was 86.7 MB. Max. memory is 16.0 GB. [2020-12-18 05:33:52,632 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory was 271.8 MB in the beginning and 271.7 MB in the end (delta: 84.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 05:33:52,633 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1056.95 ms. Allocated memory is still 302.0 MB. Free memory was 275.3 MB in the beginning and 245.7 MB in the end (delta: 29.7 MB). Peak memory consumption was 32.1 MB. Max. memory is 16.0 GB. [2020-12-18 05:33:52,634 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.85 ms. Allocated memory is still 302.0 MB. Free memory was 245.3 MB in the beginning and 243.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 05:33:52,635 INFO L168 Benchmark]: Boogie Preprocessor took 68.35 ms. Allocated memory is still 302.0 MB. Free memory was 243.2 MB in the beginning and 241.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 05:33:52,636 INFO L168 Benchmark]: RCFGBuilder took 770.22 ms. Allocated memory was 302.0 MB in the beginning and 364.9 MB in the end (delta: 62.9 MB). Free memory was 241.5 MB in the beginning and 316.3 MB in the end (delta: -74.8 MB). Peak memory consumption was 3.2 MB. Max. memory is 16.0 GB. [2020-12-18 05:33:52,637 INFO L168 Benchmark]: TraceAbstraction took 1473.45 ms. Allocated memory is still 364.9 MB. Free memory was 316.3 MB in the beginning and 254.3 MB in the end (delta: 62.1 MB). Peak memory consumption was 61.8 MB. Max. memory is 16.0 GB. [2020-12-18 05:33:52,643 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 302.0 MB. Free memory was 271.8 MB in the beginning and 271.7 MB in the end (delta: 84.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1056.95 ms. Allocated memory is still 302.0 MB. Free memory was 275.3 MB in the beginning and 245.7 MB in the end (delta: 29.7 MB). Peak memory consumption was 32.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 100.85 ms. Allocated memory is still 302.0 MB. Free memory was 245.3 MB in the beginning and 243.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 68.35 ms. Allocated memory is still 302.0 MB. Free memory was 243.2 MB in the beginning and 241.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 770.22 ms. Allocated memory was 302.0 MB in the beginning and 364.9 MB in the end (delta: 62.9 MB). Free memory was 241.5 MB in the beginning and 316.3 MB in the end (delta: -74.8 MB). Peak memory consumption was 3.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 1473.45 ms. Allocated memory is still 364.9 MB. Free memory was 316.3 MB in the beginning and 254.3 MB in the end (delta: 62.1 MB). Peak memory consumption was 61.8 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@645c4c1d de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@645c4c1d: 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...