/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe034_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 08:55:53,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 08:55:53,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 08:55:53,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 08:55:53,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 08:55:53,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 08:55:53,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 08:55:53,202 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 08:55:53,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 08:55:53,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 08:55:53,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 08:55:53,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 08:55:53,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 08:55:53,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 08:55:53,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 08:55:53,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 08:55:53,215 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 08:55:53,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 08:55:53,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 08:55:53,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 08:55:53,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 08:55:53,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 08:55:53,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 08:55:53,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 08:55:53,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 08:55:53,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 08:55:53,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 08:55:53,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 08:55:53,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 08:55:53,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 08:55:53,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 08:55:53,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 08:55:53,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 08:55:53,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 08:55:53,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 08:55:53,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 08:55:53,245 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf [2020-12-18 08:55:53,273 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 08:55:53,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 08:55:53,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 08:55:53,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 08:55:53,276 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 08:55:53,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 08:55:53,277 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 08:55:53,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 08:55:53,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 08:55:53,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 08:55:53,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 08:55:53,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 08:55:53,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 08:55:53,278 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 08:55:53,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 08:55:53,279 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 08:55:53,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 08:55:53,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 08:55:53,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 08:55:53,280 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 08:55:53,280 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 08:55:53,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 08:55:53,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 08:55:53,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 08:55:53,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 08:55:53,282 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 08:55:53,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 08:55:53,282 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 08:55:53,283 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 08:55:53,283 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 08:55:53,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 08:55:53,284 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 08:55:53,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 08:55:53,284 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 08:55:53,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 08:55:53,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 08:55:53,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 08:55:53,685 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 08:55:53,686 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 08:55:53,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe034_tso.opt.i [2020-12-18 08:55:53,776 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96e696cc/90634b09c4f5477383df574a4bc0b63f/FLAG8609e0771 [2020-12-18 08:55:54,574 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 08:55:54,576 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe034_tso.opt.i [2020-12-18 08:55:54,597 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96e696cc/90634b09c4f5477383df574a4bc0b63f/FLAG8609e0771 [2020-12-18 08:55:54,846 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b96e696cc/90634b09c4f5477383df574a4bc0b63f [2020-12-18 08:55:54,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 08:55:54,851 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 08:55:54,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 08:55:54,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 08:55:54,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 08:55:54,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:55:54" (1/1) ... [2020-12-18 08:55:54,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bbe7e97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:54, skipping insertion in model container [2020-12-18 08:55:54,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:55:54" (1/1) ... [2020-12-18 08:55:54,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 08:55:54,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 08:55:55,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:55:55,363 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 08:55:55,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:55:55,527 INFO L208 MainTranslator]: Completed translation [2020-12-18 08:55:55,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:55 WrapperNode [2020-12-18 08:55:55,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 08:55:55,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 08:55:55,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 08:55:55,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 08:55:55,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:55" (1/1) ... [2020-12-18 08:55:55,556 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:55" (1/1) ... [2020-12-18 08:55:55,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 08:55:55,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 08:55:55,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 08:55:55,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 08:55:55,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:55" (1/1) ... [2020-12-18 08:55:55,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:55" (1/1) ... [2020-12-18 08:55:55,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:55" (1/1) ... [2020-12-18 08:55:55,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:55" (1/1) ... [2020-12-18 08:55:55,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:55" (1/1) ... [2020-12-18 08:55:55,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:55" (1/1) ... [2020-12-18 08:55:55,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:55" (1/1) ... [2020-12-18 08:55:55,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 08:55:55,676 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 08:55:55,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 08:55:55,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 08:55:55,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:55" (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 08:55:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 08:55:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 08:55:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 08:55:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 08:55:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-18 08:55:55,753 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-18 08:55:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-18 08:55:55,753 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-18 08:55:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-18 08:55:55,753 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-18 08:55:55,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 08:55:55,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 08:55:55,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 08:55:55,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 08:55:55,756 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 08:55:56,347 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 08:55:56,349 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-18 08:55:56,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:55:56 BoogieIcfgContainer [2020-12-18 08:55:56,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 08:55:56,357 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 08:55:56,357 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 08:55:56,360 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 08:55:56,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 08:55:54" (1/3) ... [2020-12-18 08:55:56,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5923922b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:55:56, skipping insertion in model container [2020-12-18 08:55:56,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:55:55" (2/3) ... [2020-12-18 08:55:56,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5923922b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:55:56, skipping insertion in model container [2020-12-18 08:55:56,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:55:56" (3/3) ... [2020-12-18 08:55:56,364 INFO L111 eAbstractionObserver]: Analyzing ICFG safe034_tso.opt.i [2020-12-18 08:55:56,380 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 08:55:56,381 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 08:55:56,385 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 08:55:56,386 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 08:55:56,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,437 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,437 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,437 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,438 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,438 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,438 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,439 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,440 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,440 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,441 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,441 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,443 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,443 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,445 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,446 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,446 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,446 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,447 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,447 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,447 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,448 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,449 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,449 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,449 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,450 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,458 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,459 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,459 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,460 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,467 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,467 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,468 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,472 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,473 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,473 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,473 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:55:56,476 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 08:55:56,490 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-12-18 08:55:56,530 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 08:55:56,530 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 08:55:56,530 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 08:55:56,530 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 08:55:56,531 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 08:55:56,531 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 08:55:56,531 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 08:55:56,531 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 08:55:58,980 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 2424ms [2020-12-18 08:55:58,981 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 9848 states, but on-demand construction may add more states [2020-12-18 08:55:59,010 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 9848 states, 9057 states have (on average 1.399138787678039) internal successors, (12672), 9847 states have internal predecessors, (12672), 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: 61 and size of Sequence is : 62[2020-12-18 08:55:59,028 INFO L131 SleepSetCegar]: Size of mCounterexample is: 62 [2020-12-18 08:55:59,029 INFO L132 SleepSetCegar]: [91#[ULTIMATE.startENTRY]don't care, 94#[L-1]don't care, 97#[L-1-1]don't care, 100#[L17]don't care, 103#[L17-1]don't care, 106#[L17-2]don't care, 109#[L17-3]don't care, 112#[L17-4]don't care, 115#[L711]don't care, 118#[L713]don't care, 121#[L714]don't care, 124#[L715]don't care, 127#[L717]don't care, 130#[L719]don't care, 133#[L721]don't care, 136#[L-1-2]don't care, 139#[L-1-3]don't care, 142#[L782]don't care, 145#[L782-1]don't care, 148#[L783]don't care, 151#[L783-1, P0ENTRY]don't care, 156#[L724, L783-1]don't care, 162#[L726, L783-1]don't care, 168#[L731, L783-1]don't care, 172#[L736, L783-1]don't care, 180#[L783-1, P0FINAL]don't care, 186#[P0EXIT, L783-1]don't care, 190#[P0EXIT, L784]don't care, 193#[P0EXIT, L784-1]don't care, 196#[P0EXIT, L785]don't care, 199#[P0EXIT, P1ENTRY, L785-1]don't care, 204#[P0EXIT, L786, P1ENTRY]don't care, 208#[P0EXIT, L786, L741]don't care, 216#[P0EXIT, L786, L743]don't care, 222#[P0EXIT, L786, L748]don't care, 226#[P0EXIT, L786, L753]don't care, 234#[P0EXIT, L786, P1FINAL]don't care, 240#[P0EXIT, L786, P1EXIT]don't care, 244#[P0EXIT, L786-1, P1EXIT]don't care, 247#[P0EXIT, L787, P1EXIT]don't care, 250#[P0EXIT, P2ENTRY, L787-1, P1EXIT]don't care, 255#[P0EXIT, P2ENTRY, L788, P1EXIT]don't care, 259#[P0EXIT, P2ENTRY, P1EXIT, L790]don't care, 265#[P0EXIT, P1EXIT, L790, L758]don't care, 273#[P0EXIT, P1EXIT, L790, L760]don't care, 279#[P0EXIT, L763, P1EXIT, L790]don't care, 285#[P0EXIT, P1EXIT, L790, L768]don't care, 291#[P0EXIT, P1EXIT, L790, P2FINAL]don't care, 297#[P0EXIT, P2EXIT, P1EXIT, L790]don't care, 301#[L791, P0EXIT, P2EXIT, P1EXIT]don't care, 304#[P0EXIT, P2EXIT, P1EXIT, L2]don't care, 307#[P0EXIT, P2EXIT, L3, P1EXIT]don't care, 312#[P0EXIT, P2EXIT, L3-1, P1EXIT]don't care, 310#[P0EXIT, P2EXIT, L2-1, P1EXIT]don't care, 317#[P0EXIT, P2EXIT, P1EXIT, L796]don't care, 320#[L797, P0EXIT, P2EXIT, P1EXIT]don't care, 323#[P0EXIT, P2EXIT, P1EXIT, L18]don't care, 326#[P0EXIT, P2EXIT, L18-1, P1EXIT]don't care, 331#[P0EXIT, P2EXIT, L18-2, P1EXIT]don't care, 335#[P0EXIT, P2EXIT, L17-5, P1EXIT]don't care, 340#[P0EXIT, P2EXIT, L17-7, P1EXIT]don't care, 374#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2020-12-18 08:55:59,029 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:55:59,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:55:59,039 INFO L82 PathProgramCache]: Analyzing trace with hash -1784258111, now seen corresponding path program 1 times [2020-12-18 08:55:59,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:55:59,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207464501] [2020-12-18 08:55:59,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:55:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:55:59,439 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 08:55:59,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207464501] [2020-12-18 08:55:59,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:55:59,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 08:55:59,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949443212] [2020-12-18 08:55:59,446 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 08:55:59,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:55:59,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 08:55:59,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 08:55:59,465 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:55:59,465 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 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: 60 and size of Sequence is : 61[2020-12-18 08:55:59,480 INFO L131 SleepSetCegar]: Size of mCounterexample is: 61 [2020-12-18 08:55:59,481 INFO L132 SleepSetCegar]: [54005#[ULTIMATE.startENTRY]true, 54007#[L-1]true, 54009#[L-1-1]true, 54011#[L17]true, 54013#[L17-1]true, 54015#[L17-2]true, 54017#[L17-3]true, 54019#[L17-4]true, 54021#[L711]true, 54023#[L713]true, 54025#[L714]true, 54027#[L715]true, 54029#[L717]true, 54031#[L719]true, 54033#[L721]true, 54035#[L-1-2]true, 54037#[L-1-3]true, 54039#[L782]true, 54041#[L782-1]true, 54043#[L783]true, 54045#[L783-1, P0ENTRY]true, 54048#[L724, L783-1]true, 54052#[L726, L783-1]true, 54056#[L731, L783-1]true, 54060#[L736, L783-1]true, 54064#[L783-1, P0FINAL]true, 54068#[P0EXIT, L783-1]true, 54071#[P0EXIT, L784]true, 54073#[P0EXIT, L784-1]true, 54075#[P0EXIT, L785]true, 54077#[P0EXIT, P1ENTRY, L785-1]true, 54079#[P0EXIT, L786, P1ENTRY]true, 54084#[P0EXIT, L786, L741]true, 54088#[P0EXIT, L786, L743]true, 54091#[P0EXIT, L786, L748]true, 54095#[P0EXIT, L786, L753]true, 54099#[P0EXIT, L786, P1FINAL]true, 54103#[P0EXIT, L786, P1EXIT]true, 54107#[P0EXIT, L786-1, P1EXIT]true, 54109#[P0EXIT, L787, P1EXIT]true, 54111#[P0EXIT, P2ENTRY, L787-1, P1EXIT]true, 54113#[P0EXIT, P2ENTRY, L788, P1EXIT]true, 54118#[P0EXIT, P2ENTRY, P1EXIT, L790]true, 54121#[P0EXIT, P1EXIT, L790, L758]true, 54125#[P0EXIT, P1EXIT, L790, L760]true, 54129#[P0EXIT, L763, P1EXIT, L790]true, 54133#[P0EXIT, P1EXIT, L790, L768]true, 54137#[P0EXIT, P1EXIT, L790, P2FINAL]true, 54142#[P0EXIT, P2EXIT, P1EXIT, L790]true, 54145#[L791, P0EXIT, P2EXIT, P1EXIT]true, 54147#[P0EXIT, P2EXIT, P1EXIT, L2]true, 54149#[P0EXIT, P2EXIT, L3, P1EXIT]true, 54152#[P0EXIT, P2EXIT, L2-1, P1EXIT]true, 54218#[P0EXIT, P2EXIT, P1EXIT, L796]true, 54220#[L797, P0EXIT, P2EXIT, P1EXIT]true, 54222#[P0EXIT, P2EXIT, P1EXIT, L18]true, 54224#[P0EXIT, P2EXIT, L18-1, P1EXIT]true, 54226#[P0EXIT, P2EXIT, L18-2, P1EXIT]true, 54230#[P0EXIT, P2EXIT, L17-5, P1EXIT]true, 54232#[P0EXIT, P2EXIT, L17-7, P1EXIT]true, 54245#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]true] [2020-12-18 08:55:59,481 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 08:55:59,481 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:55:59,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:55:59,482 INFO L82 PathProgramCache]: Analyzing trace with hash 1572583897, now seen corresponding path program 1 times [2020-12-18 08:55:59,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:55:59,483 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762119103] [2020-12-18 08:55:59,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:55:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:55:59,722 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 08:55:59,722 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762119103] [2020-12-18 08:55:59,723 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:55:59,723 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-18 08:55:59,723 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879255732] [2020-12-18 08:55:59,725 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-18 08:55:59,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:55:59,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-18 08:55:59,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-18 08:55:59,726 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:55:59,727 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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 08:55:59,853 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 08:55:59,854 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@4719d3f2 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.checkImplication(TransFormulaUtils.java:1201) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.performInclusionCheck(SemanticIndependenceRelation.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:105) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.lambda$2(UnionIndependenceRelation.java:62) at java.base/java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90) at java.base/java.util.Spliterators$ArraySpliterator.tryAdvance(Spliterators.java:958) at java.base/java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:127) at java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:502) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:488) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.anyMatch(ReferencePipeline.java:528) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.contains(UnionIndependenceRelation.java:62) at de.uni_freiburg.informatik.ultimate.automata.partialorder.CachedIndependenceRelation.contains(CachedIndependenceRelation.java:96) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.lambda$0(SleepSetNewStateReduction.java:129) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:176) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.search(SleepSetNewStateReduction.java:130) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.(SleepSetNewStateReduction.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.SleepSetCegar.isAbstractionEmpty(SleepSetCegar.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:378) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-18 08:55:59,861 INFO L168 Benchmark]: Toolchain (without parser) took 5008.48 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 276.4 MB in the beginning and 264.2 MB in the end (delta: 12.1 MB). Peak memory consumption was 74.2 MB. Max. memory is 16.0 GB. [2020-12-18 08:55:59,862 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 302.0 MB. Free memory was 271.7 MB in the beginning and 271.6 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:55:59,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.30 ms. Allocated memory is still 302.0 MB. Free memory was 276.1 MB in the beginning and 245.2 MB in the end (delta: 30.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2020-12-18 08:55:59,864 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.03 ms. Allocated memory is still 302.0 MB. Free memory was 245.2 MB in the beginning and 243.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:55:59,865 INFO L168 Benchmark]: Boogie Preprocessor took 94.46 ms. Allocated memory is still 302.0 MB. Free memory was 243.3 MB in the beginning and 284.7 MB in the end (delta: -41.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.0 GB. [2020-12-18 08:55:59,866 INFO L168 Benchmark]: RCFGBuilder took 676.52 ms. Allocated memory is still 302.0 MB. Free memory was 284.7 MB in the beginning and 261.6 MB in the end (delta: 23.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. [2020-12-18 08:55:59,867 INFO L168 Benchmark]: TraceAbstraction took 3501.56 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 261.6 MB in the beginning and 264.2 MB in the end (delta: -2.6 MB). Peak memory consumption was 61.4 MB. Max. memory is 16.0 GB. [2020-12-18 08:55:59,872 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 302.0 MB. Free memory was 271.7 MB in the beginning and 271.6 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 675.30 ms. Allocated memory is still 302.0 MB. Free memory was 276.1 MB in the beginning and 245.2 MB in the end (delta: 30.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 51.03 ms. Allocated memory is still 302.0 MB. Free memory was 245.2 MB in the beginning and 243.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 94.46 ms. Allocated memory is still 302.0 MB. Free memory was 243.3 MB in the beginning and 284.7 MB in the end (delta: -41.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.0 GB. * RCFGBuilder took 676.52 ms. Allocated memory is still 302.0 MB. Free memory was 284.7 MB in the beginning and 261.6 MB in the end (delta: 23.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3501.56 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 261.6 MB in the beginning and 264.2 MB in the end (delta: -2.6 MB). Peak memory consumption was 61.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@4719d3f2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@4719d3f2: 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...