/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/safe018_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 08:47:36,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 08:47:36,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 08:47:36,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 08:47:36,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 08:47:36,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 08:47:36,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 08:47:36,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 08:47:36,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 08:47:36,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 08:47:36,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 08:47:36,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 08:47:36,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 08:47:36,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 08:47:36,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 08:47:36,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 08:47:36,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 08:47:36,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 08:47:36,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 08:47:36,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 08:47:36,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 08:47:36,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 08:47:36,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 08:47:36,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 08:47:36,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 08:47:36,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 08:47:36,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 08:47:36,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 08:47:36,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 08:47:36,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 08:47:36,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 08:47:36,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 08:47:36,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 08:47:36,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 08:47:36,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 08:47:36,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 08:47:36,786 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 08:47:36,835 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 08:47:36,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 08:47:36,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 08:47:36,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 08:47:36,842 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 08:47:36,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 08:47:36,842 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 08:47:36,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 08:47:36,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 08:47:36,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 08:47:36,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 08:47:36,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 08:47:36,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 08:47:36,845 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 08:47:36,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 08:47:36,845 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 08:47:36,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 08:47:36,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 08:47:36,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 08:47:36,846 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 08:47:36,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 08:47:36,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 08:47:36,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 08:47:36,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 08:47:36,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 08:47:36,848 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 08:47:36,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 08:47:36,848 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 08:47:36,848 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 08:47:36,849 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 08:47:36,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 08:47:36,849 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 08:47:36,849 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 08:47:36,849 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 08:47:37,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 08:47:37,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 08:47:37,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 08:47:37,272 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 08:47:37,273 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 08:47:37,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_tso.oepc.i [2020-12-18 08:47:37,360 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7f0fdd31/c40f2ccc5ccb45369dbbe512b2bee80c/FLAG94d275860 [2020-12-18 08:47:38,116 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 08:47:38,117 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_tso.oepc.i [2020-12-18 08:47:38,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7f0fdd31/c40f2ccc5ccb45369dbbe512b2bee80c/FLAG94d275860 [2020-12-18 08:47:38,431 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7f0fdd31/c40f2ccc5ccb45369dbbe512b2bee80c [2020-12-18 08:47:38,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 08:47:38,442 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 08:47:38,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 08:47:38,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 08:47:38,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 08:47:38,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:47:38" (1/1) ... [2020-12-18 08:47:38,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@794aa9ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:38, skipping insertion in model container [2020-12-18 08:47:38,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:47:38" (1/1) ... [2020-12-18 08:47:38,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 08:47:38,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 08:47:38,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:47:38,957 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 08:47:39,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:47:39,154 INFO L208 MainTranslator]: Completed translation [2020-12-18 08:47:39,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:39 WrapperNode [2020-12-18 08:47:39,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 08:47:39,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 08:47:39,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 08:47:39,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 08:47:39,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:39" (1/1) ... [2020-12-18 08:47:39,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:39" (1/1) ... [2020-12-18 08:47:39,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 08:47:39,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 08:47:39,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 08:47:39,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 08:47:39,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:39" (1/1) ... [2020-12-18 08:47:39,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:39" (1/1) ... [2020-12-18 08:47:39,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:39" (1/1) ... [2020-12-18 08:47:39,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:39" (1/1) ... [2020-12-18 08:47:39,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:39" (1/1) ... [2020-12-18 08:47:39,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:39" (1/1) ... [2020-12-18 08:47:39,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:39" (1/1) ... [2020-12-18 08:47:39,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 08:47:39,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 08:47:39,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 08:47:39,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 08:47:39,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:39" (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 08:47:39,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 08:47:39,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 08:47:39,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 08:47:39,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 08:47:39,382 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-18 08:47:39,382 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-18 08:47:39,382 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-18 08:47:39,383 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-18 08:47:39,383 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-18 08:47:39,383 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-18 08:47:39,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 08:47:39,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 08:47:39,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 08:47:39,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 08:47:39,386 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 08:47:39,864 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 08:47:39,865 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-18 08:47:39,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:47:39 BoogieIcfgContainer [2020-12-18 08:47:39,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 08:47:39,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 08:47:39,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 08:47:39,873 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 08:47:39,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 08:47:38" (1/3) ... [2020-12-18 08:47:39,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e0258c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:47:39, skipping insertion in model container [2020-12-18 08:47:39,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:47:39" (2/3) ... [2020-12-18 08:47:39,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e0258c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:47:39, skipping insertion in model container [2020-12-18 08:47:39,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:47:39" (3/3) ... [2020-12-18 08:47:39,876 INFO L111 eAbstractionObserver]: Analyzing ICFG safe018_tso.oepc.i [2020-12-18 08:47:39,895 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 08:47:39,895 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 08:47:39,900 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 08:47:39,901 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 08:47:39,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,944 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,944 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,945 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,945 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,947 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,947 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,947 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,948 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,948 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,948 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,948 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,948 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,949 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,949 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,949 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,949 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,950 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,950 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,950 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,951 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,951 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,951 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,951 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,952 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,952 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,952 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,953 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,953 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,955 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,956 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,956 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,956 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,965 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,966 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,969 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,970 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,970 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,970 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:47:39,973 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 08:47:39,989 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-12-18 08:47:40,015 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 08:47:40,016 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 08:47:40,016 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 08:47:40,016 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 08:47:40,016 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 08:47:40,016 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 08:47:40,017 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 08:47:40,017 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 08:47:42,185 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 2149ms [2020-12-18 08:47:42,185 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 8448 states, but on-demand construction may add more states [2020-12-18 08:47:42,223 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 8448 states, 7643 states have (on average 1.427319115530551) internal successors, (10909), 8447 states have internal predecessors, (10909), 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 08:47:42,249 INFO L131 SleepSetCegar]: Size of mCounterexample is: 61 [2020-12-18 08:47:42,250 INFO L132 SleepSetCegar]: [90#[ULTIMATE.startENTRY]don't care, 93#[L-1]don't care, 96#[L-1-1]don't care, 99#[L17]don't care, 102#[L17-1]don't care, 105#[L17-2]don't care, 108#[L17-3]don't care, 111#[L17-4]don't care, 114#[L711]don't care, 117#[L713]don't care, 120#[L715]don't care, 123#[L716]don't care, 126#[L717]don't care, 129#[L719]don't care, 132#[L721]don't care, 135#[L-1-2]don't care, 138#[L-1-3]don't care, 141#[L775]don't care, 144#[L775-1]don't care, 147#[L776]don't care, 150#[L776-1, P0ENTRY]don't care, 155#[L776-1, L724]don't care, 161#[L776-1, L726]don't care, 165#[L729, L776-1]don't care, 173#[L776-1, L734]don't care, 177#[L776-1, P0FINAL]don't care, 183#[P0EXIT, L776-1]don't care, 189#[P0EXIT, L777]don't care, 192#[P0EXIT, L777-1]don't care, 195#[P0EXIT, L778]don't care, 198#[P0EXIT, L778-1, P1ENTRY]don't care, 203#[P0EXIT, P1ENTRY, L779]don't care, 207#[P0EXIT, L739, L779]don't care, 213#[P0EXIT, L741, L779]don't care, 219#[P0EXIT, L746, L779]don't care, 225#[P0EXIT, P1FINAL, L779]don't care, 233#[P0EXIT, P1EXIT, L779]don't care, 237#[P0EXIT, P1EXIT, L779-1]don't care, 240#[P0EXIT, P1EXIT, L780]don't care, 243#[P0EXIT, P2ENTRY, P1EXIT, L780-1]don't care, 248#[P0EXIT, P2ENTRY, P1EXIT, L781]don't care, 254#[P0EXIT, P2ENTRY, L783, P1EXIT]don't care, 260#[P0EXIT, P2ENTRY, L784, P1EXIT]don't care, 266#[P0EXIT, P2ENTRY, P1EXIT, L2]don't care, 272#[P0EXIT, P2ENTRY, L3, P1EXIT]don't care, 276#[P0EXIT, L751, L3, P1EXIT]don't care, 287#[P0EXIT, L753, L3, P1EXIT]don't care, 294#[P0EXIT, L756, L3, P1EXIT]don't care, 303#[P0EXIT, L761, L3, P1EXIT]don't care, 314#[P0EXIT, P2FINAL, L3, P1EXIT]don't care, 323#[P0EXIT, P2EXIT, L3, P1EXIT]don't care, 332#[P0EXIT, P2EXIT, L3-1, P1EXIT]don't care, 330#[P0EXIT, P2EXIT, P1EXIT, L2-1]don't care, 337#[P0EXIT, P2EXIT, P1EXIT, L789]don't care, 340#[P0EXIT, P2EXIT, P1EXIT, L790]don't care, 343#[P0EXIT, P2EXIT, P1EXIT, L18]don't care, 346#[P0EXIT, P2EXIT, L18-1, P1EXIT]don't care, 349#[P0EXIT, P2EXIT, L18-2, P1EXIT]don't care, 355#[P0EXIT, P2EXIT, P1EXIT, L17-5]don't care, 360#[P0EXIT, P2EXIT, L17-7, P1EXIT]don't care, 392#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2020-12-18 08:47:42,250 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:47:42,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:47:42,257 INFO L82 PathProgramCache]: Analyzing trace with hash 1368831227, now seen corresponding path program 1 times [2020-12-18 08:47:42,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:47:42,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911928368] [2020-12-18 08:47:42,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:47:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:47:42,518 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 08:47:42,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911928368] [2020-12-18 08:47:42,520 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:47:42,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 08:47:42,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175425100] [2020-12-18 08:47:42,525 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 08:47:42,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:47:42,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 08:47:42,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 08:47:42,544 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:47:42,545 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 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) Size of Word is: 59 and size of Sequence is : 60[2020-12-18 08:47:42,560 INFO L131 SleepSetCegar]: Size of mCounterexample is: 60 [2020-12-18 08:47:42,561 INFO L132 SleepSetCegar]: [45756#[ULTIMATE.startENTRY]true, 45758#[L-1]true, 45760#[L-1-1]true, 45762#[L17]true, 45764#[L17-1]true, 45766#[L17-2]true, 45768#[L17-3]true, 45770#[L17-4]true, 45772#[L711]true, 45774#[L713]true, 45776#[L715]true, 45778#[L716]true, 45780#[L717]true, 45782#[L719]true, 45784#[L721]true, 45786#[L-1-2]true, 45788#[L-1-3]true, 45790#[L775]true, 45792#[L775-1]true, 45794#[L776]true, 45796#[L776-1, P0ENTRY]true, 45798#[L776-1, L724]true, 45802#[L776-1, L726]true, 45806#[L729, L776-1]true, 45810#[L776-1, L734]true, 45814#[L776-1, P0FINAL]true, 45818#[P0EXIT, L776-1]true, 45822#[P0EXIT, L777]true, 45824#[P0EXIT, L777-1]true, 45826#[P0EXIT, L778]true, 45828#[P0EXIT, L778-1, P1ENTRY]true, 45830#[P0EXIT, P1ENTRY, L779]true, 45835#[P0EXIT, L739, L779]true, 45839#[P0EXIT, L741, L779]true, 45843#[P0EXIT, L746, L779]true, 45847#[P0EXIT, P1FINAL, L779]true, 45850#[P0EXIT, P1EXIT, L779]true, 45854#[P0EXIT, P1EXIT, L779-1]true, 45856#[P0EXIT, P1EXIT, L780]true, 45858#[P0EXIT, P2ENTRY, P1EXIT, L780-1]true, 45861#[P0EXIT, P2ENTRY, P1EXIT, L781]true, 45865#[P0EXIT, P2ENTRY, L783, P1EXIT]true, 45868#[P0EXIT, P2ENTRY, L784, P1EXIT]true, 45873#[P0EXIT, P2ENTRY, P1EXIT, L2]true, 45876#[P0EXIT, P2ENTRY, L3, P1EXIT]true, 45880#[P0EXIT, L751, L3, P1EXIT]true, 45886#[P0EXIT, L753, L3, P1EXIT]true, 45892#[P0EXIT, L756, L3, P1EXIT]true, 45898#[P0EXIT, L761, L3, P1EXIT]true, 45904#[P0EXIT, P2FINAL, L3, P1EXIT]true, 45910#[P0EXIT, P2EXIT, L3, P1EXIT]true, 45917#[P0EXIT, P2EXIT, P1EXIT, L2-1]true, 45983#[P0EXIT, P2EXIT, P1EXIT, L789]true, 45985#[P0EXIT, P2EXIT, P1EXIT, L790]true, 45987#[P0EXIT, P2EXIT, P1EXIT, L18]true, 45989#[P0EXIT, P2EXIT, L18-1, P1EXIT]true, 45991#[P0EXIT, P2EXIT, L18-2, P1EXIT]true, 45995#[P0EXIT, P2EXIT, P1EXIT, L17-5]true, 45997#[P0EXIT, P2EXIT, L17-7, P1EXIT]true, 46010#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]true] [2020-12-18 08:47:42,561 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 08:47:42,562 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:47:42,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:47:42,563 INFO L82 PathProgramCache]: Analyzing trace with hash 701169576, now seen corresponding path program 1 times [2020-12-18 08:47:42,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:47:42,563 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673900652] [2020-12-18 08:47:42,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:47:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:47:42,910 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 08:47:42,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673900652] [2020-12-18 08:47:42,911 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:47:42,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-18 08:47:42,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629672672] [2020-12-18 08:47:42,913 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-18 08:47:42,913 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:47:42,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-18 08:47:42,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-18 08:47:42,915 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:47:42,915 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 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 08:47:43,267 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 08:47:43,268 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@28d6a0cc 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 08:47:43,274 INFO L168 Benchmark]: Toolchain (without parser) took 4831.94 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 277.3 MB in the beginning and 219.3 MB in the end (delta: 58.0 MB). Peak memory consumption was 121.2 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:43,275 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory was 271.4 MB in the beginning and 271.2 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:47:43,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 709.36 ms. Allocated memory is still 302.0 MB. Free memory was 277.1 MB in the beginning and 246.1 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:43,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.66 ms. Allocated memory is still 302.0 MB. Free memory was 246.1 MB in the beginning and 244.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:43,278 INFO L168 Benchmark]: Boogie Preprocessor took 58.78 ms. Allocated memory is still 302.0 MB. Free memory was 244.2 MB in the beginning and 284.7 MB in the end (delta: -40.5 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:43,279 INFO L168 Benchmark]: RCFGBuilder took 597.77 ms. Allocated memory is still 302.0 MB. Free memory was 284.7 MB in the beginning and 262.5 MB in the end (delta: 22.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:43,280 INFO L168 Benchmark]: TraceAbstraction took 3402.47 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 261.5 MB in the beginning and 219.3 MB in the end (delta: 42.2 MB). Peak memory consumption was 106.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:47:43,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory was 271.4 MB in the beginning and 271.2 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 709.36 ms. Allocated memory is still 302.0 MB. Free memory was 277.1 MB in the beginning and 246.1 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 53.66 ms. Allocated memory is still 302.0 MB. Free memory was 246.1 MB in the beginning and 244.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 58.78 ms. Allocated memory is still 302.0 MB. Free memory was 244.2 MB in the beginning and 284.7 MB in the end (delta: -40.5 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.0 GB. * RCFGBuilder took 597.77 ms. Allocated memory is still 302.0 MB. Free memory was 284.7 MB in the beginning and 262.5 MB in the end (delta: 22.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3402.47 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 261.5 MB in the beginning and 219.3 MB in the end (delta: 42.2 MB). Peak memory consumption was 106.1 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@28d6a0cc de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@28d6a0cc: 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...