/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/safe027_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 08:52:59,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 08:52:59,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 08:52:59,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 08:52:59,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 08:52:59,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 08:52:59,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 08:52:59,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 08:52:59,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 08:52:59,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 08:52:59,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 08:52:59,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 08:52:59,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 08:52:59,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 08:52:59,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 08:52:59,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 08:52:59,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 08:52:59,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 08:52:59,686 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 08:52:59,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 08:52:59,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 08:52:59,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 08:52:59,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 08:52:59,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 08:52:59,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 08:52:59,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 08:52:59,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 08:52:59,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 08:52:59,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 08:52:59,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 08:52:59,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 08:52:59,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 08:52:59,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 08:52:59,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 08:52:59,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 08:52:59,722 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 08:52:59,723 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 08:52:59,777 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 08:52:59,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 08:52:59,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 08:52:59,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 08:52:59,783 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 08:52:59,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 08:52:59,783 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 08:52:59,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 08:52:59,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 08:52:59,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 08:52:59,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 08:52:59,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 08:52:59,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 08:52:59,786 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 08:52:59,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 08:52:59,786 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 08:52:59,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 08:52:59,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 08:52:59,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 08:52:59,787 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 08:52:59,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 08:52:59,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 08:52:59,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 08:52:59,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 08:52:59,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 08:52:59,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 08:52:59,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 08:52:59,789 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 08:52:59,789 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 08:52:59,789 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 08:52:59,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 08:52:59,790 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 08:52:59,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 08:52:59,790 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 08:53:00,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 08:53:00,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 08:53:00,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 08:53:00,210 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 08:53:00,210 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 08:53:00,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_tso.opt.i [2020-12-18 08:53:00,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f56604c86/a5c190b973504ebcb241955b66587827/FLAG1a990ea68 [2020-12-18 08:53:00,900 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 08:53:00,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_tso.opt.i [2020-12-18 08:53:00,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f56604c86/a5c190b973504ebcb241955b66587827/FLAG1a990ea68 [2020-12-18 08:53:01,209 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f56604c86/a5c190b973504ebcb241955b66587827 [2020-12-18 08:53:01,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 08:53:01,217 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 08:53:01,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 08:53:01,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 08:53:01,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 08:53:01,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:53:01" (1/1) ... [2020-12-18 08:53:01,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6802dcd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:53:01, skipping insertion in model container [2020-12-18 08:53:01,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 08:53:01" (1/1) ... [2020-12-18 08:53:01,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 08:53:01,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 08:53:01,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:53:01,732 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 08:53:01,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 08:53:01,934 INFO L208 MainTranslator]: Completed translation [2020-12-18 08:53:01,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:53:01 WrapperNode [2020-12-18 08:53:01,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 08:53:01,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 08:53:01,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 08:53:01,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 08:53:01,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:53:01" (1/1) ... [2020-12-18 08:53:01,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:53:01" (1/1) ... [2020-12-18 08:53:01,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 08:53:01,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 08:53:01,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 08:53:01,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 08:53:01,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:53:01" (1/1) ... [2020-12-18 08:53:01,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:53:01" (1/1) ... [2020-12-18 08:53:01,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:53:01" (1/1) ... [2020-12-18 08:53:01,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:53:01" (1/1) ... [2020-12-18 08:53:02,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:53:01" (1/1) ... [2020-12-18 08:53:02,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:53:01" (1/1) ... [2020-12-18 08:53:02,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:53:01" (1/1) ... [2020-12-18 08:53:02,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 08:53:02,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 08:53:02,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 08:53:02,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 08:53:02,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:53:01" (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 08:53:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 08:53:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 08:53:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 08:53:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 08:53:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-18 08:53:02,112 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-18 08:53:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-18 08:53:02,112 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-18 08:53:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-18 08:53:02,112 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-18 08:53:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-12-18 08:53:02,113 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-12-18 08:53:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 08:53:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 08:53:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 08:53:02,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 08:53:02,115 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 08:53:02,683 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 08:53:02,683 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-18 08:53:02,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:53:02 BoogieIcfgContainer [2020-12-18 08:53:02,686 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 08:53:02,688 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 08:53:02,688 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 08:53:02,691 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 08:53:02,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 08:53:01" (1/3) ... [2020-12-18 08:53:02,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@114d4482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:53:02, skipping insertion in model container [2020-12-18 08:53:02,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 08:53:01" (2/3) ... [2020-12-18 08:53:02,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@114d4482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 08:53:02, skipping insertion in model container [2020-12-18 08:53:02,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 08:53:02" (3/3) ... [2020-12-18 08:53:02,695 INFO L111 eAbstractionObserver]: Analyzing ICFG safe027_tso.opt.i [2020-12-18 08:53:02,710 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 08:53:02,710 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 08:53:02,714 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 08:53:02,715 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 08:53:02,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,749 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,749 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,749 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,750 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,751 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,751 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,751 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,752 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,752 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,753 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,753 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,755 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,755 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,756 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,756 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,756 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,756 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,756 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,757 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,757 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,757 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,758 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,759 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,759 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,759 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,759 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,759 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,760 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,760 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,760 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,760 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,761 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,761 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,763 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,764 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,769 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,770 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,770 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,770 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,772 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,773 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,773 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,773 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,775 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,775 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,775 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,776 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 08:53:02,777 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 08:53:02,791 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-12-18 08:53:02,816 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 08:53:02,817 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 08:53:02,817 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 08:53:02,817 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 08:53:02,817 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 08:53:02,817 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 08:53:02,818 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 08:53:02,818 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 08:53:28,269 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 25432ms [2020-12-18 08:53:28,269 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 54313 states, but on-demand construction may add more states [2020-12-18 08:53:28,503 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 54313 states, 50656 states have (on average 1.5083307012002527) internal successors, (76406), 54312 states have internal predecessors, (76406), 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: 70 and size of Sequence is : 71[2020-12-18 08:53:28,518 INFO L131 SleepSetCegar]: Size of mCounterexample is: 71 [2020-12-18 08:53:28,519 INFO L132 SleepSetCegar]: [106#[ULTIMATE.startENTRY]don't care, 109#[L-1]don't care, 112#[L-1-1]don't care, 115#[L17]don't care, 118#[L17-1]don't care, 121#[L17-2]don't care, 124#[L17-3]don't care, 127#[L17-4]don't care, 130#[L712]don't care, 133#[L714]don't care, 136#[L716]don't care, 139#[L718]don't care, 142#[L719]don't care, 145#[L720]don't care, 148#[L722]don't care, 151#[L724]don't care, 154#[L-1-2]don't care, 157#[L-1-3]don't care, 160#[L790]don't care, 163#[L790-1]don't care, 166#[L791]don't care, 169#[P0ENTRY, L791-1]don't care, 172#[P0ENTRY, L792]don't care, 178#[P0ENTRY, L792-1]don't care, 184#[P0ENTRY, L793]don't care, 190#[L793, L727]don't care, 196#[L793, L729]don't care, 202#[L793, L732]don't care, 208#[L793, L737]don't care, 216#[L793, P0FINAL]don't care, 222#[L793, P0EXIT]don't care, 226#[P0EXIT, P1ENTRY, L793-1]don't care, 229#[P0EXIT, L793-1, L742]don't care, 235#[P0EXIT, L793-1, L744]don't care, 243#[P0EXIT, L793-1, L749]don't care, 249#[P0EXIT, L793-1, P1FINAL]don't care, 253#[P0EXIT, L793-1, P1EXIT]don't care, 259#[P0EXIT, L794, P1EXIT]don't care, 262#[P0EXIT, P1EXIT, L794-1]don't care, 265#[P0EXIT, L795, P1EXIT]don't care, 268#[P2ENTRY, P0EXIT, P1EXIT, L795-1]don't care, 273#[P2ENTRY, P0EXIT, L796, P1EXIT]don't care, 279#[P2ENTRY, P0EXIT, L796-1, P1EXIT]don't care, 285#[P2ENTRY, L797, P0EXIT, P1EXIT]don't care, 291#[L797, P0EXIT, L754, P1EXIT]don't care, 297#[L797, P0EXIT, P1EXIT, L756]don't care, 303#[L797, P0EXIT, L759, P1EXIT]don't care, 309#[L797, P0EXIT, L764, P1EXIT]don't care, 315#[P2FINAL, L797, P0EXIT, P1EXIT]don't care, 321#[L797, P0EXIT, P2EXIT, P1EXIT]don't care, 325#[P3ENTRY, L797-1, P0EXIT, P2EXIT, P1EXIT]don't care, 328#[L769, L797-1, P0EXIT, P2EXIT, P1EXIT]don't care, 336#[L797-1, P0EXIT, L771, P2EXIT, P1EXIT]don't care, 340#[L797-1, P0EXIT, L776, P2EXIT, P1EXIT]don't care, 348#[L797-1, P0EXIT, P3FINAL, P2EXIT, P1EXIT]don't care, 354#[P3EXIT, L797-1, P0EXIT, P2EXIT, P1EXIT]don't care, 358#[P3EXIT, P0EXIT, L798, P2EXIT, P1EXIT]don't care, 361#[P3EXIT, P0EXIT, P2EXIT, L800, P1EXIT]don't care, 364#[P3EXIT, L801, P0EXIT, P2EXIT, P1EXIT]don't care, 367#[P3EXIT, P0EXIT, P2EXIT, L2, P1EXIT]don't care, 370#[P3EXIT, P0EXIT, L3, P2EXIT, P1EXIT]don't care, 373#[P3EXIT, P0EXIT, L3-1, P2EXIT, P1EXIT]don't care, 375#[P3EXIT, L2-1, P0EXIT, P2EXIT, P1EXIT]don't care, 380#[P3EXIT, P0EXIT, P2EXIT, L806, P1EXIT]don't care, 383#[P3EXIT, P0EXIT, L807, P2EXIT, P1EXIT]don't care, 386#[P3EXIT, P0EXIT, P2EXIT, L18, P1EXIT]don't care, 389#[P3EXIT, P0EXIT, L18-1, P2EXIT, P1EXIT]don't care, 394#[P3EXIT, P0EXIT, L18-2, P2EXIT, P1EXIT]don't care, 398#[P3EXIT, P0EXIT, L17-5, P2EXIT, P1EXIT]don't care, 401#[L17-7, P3EXIT, P0EXIT, P2EXIT, P1EXIT]don't care, 443#[P3EXIT, P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2020-12-18 08:53:28,522 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:53:28,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:53:28,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1354947119, now seen corresponding path program 1 times [2020-12-18 08:53:28,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:53:28,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721119860] [2020-12-18 08:53:28,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:53:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:53:28,975 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 08:53:28,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721119860] [2020-12-18 08:53:28,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:53:28,977 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-18 08:53:28,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512689338] [2020-12-18 08:53:28,981 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-18 08:53:28,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:53:28,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-18 08:53:28,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-18 08:53:28,999 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:53:29,000 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 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: 69 and size of Sequence is : 70[2020-12-18 08:53:29,018 INFO L131 SleepSetCegar]: Size of mCounterexample is: 70 [2020-12-18 08:53:29,020 INFO L132 SleepSetCegar]: [320717#[ULTIMATE.startENTRY]true, 320719#[L-1]true, 320721#[L-1-1]true, 320723#[L17]true, 320725#[L17-1]true, 320727#[L17-2]true, 320729#[L17-3]true, 320731#[L17-4]true, 320733#[L712]true, 320735#[L714]true, 320737#[L716]true, 320739#[L718]true, 320741#[L719]true, 320743#[L720]true, 320745#[L722]true, 320747#[L724]true, 320749#[L-1-2]true, 320751#[L-1-3]true, 320753#[L790]true, 320755#[L790-1]true, 320757#[L791]true, 320759#[P0ENTRY, L791-1]true, 320761#[P0ENTRY, L792]true, 320765#[P0ENTRY, L792-1]true, 320769#[P0ENTRY, L793]true, 320774#[L793, L727]true, 320778#[L793, L729]true, 320781#[L793, L732]true, 320785#[L793, L737]true, 320789#[L793, P0FINAL]true, 320793#[L793, P0EXIT]true, 320797#[P0EXIT, P1ENTRY, L793-1]true, 320799#[P0EXIT, L793-1, L742]true, 320803#[P0EXIT, L793-1, L744]true, 320807#[P0EXIT, L793-1, L749]true, 320811#[P0EXIT, L793-1, P1FINAL]true, 320815#[P0EXIT, L793-1, P1EXIT]true, 320819#[P0EXIT, L794, P1EXIT]true, 320821#[P0EXIT, P1EXIT, L794-1]true, 320823#[P0EXIT, L795, P1EXIT]true, 320825#[P2ENTRY, P0EXIT, P1EXIT, L795-1]true, 320828#[P2ENTRY, P0EXIT, L796, P1EXIT]true, 320831#[P2ENTRY, P0EXIT, L796-1, P1EXIT]true, 320835#[P2ENTRY, L797, P0EXIT, P1EXIT]true, 320840#[L797, P0EXIT, L754, P1EXIT]true, 320844#[L797, P0EXIT, P1EXIT, L756]true, 320848#[L797, P0EXIT, L759, P1EXIT]true, 320852#[L797, P0EXIT, L764, P1EXIT]true, 320856#[P2FINAL, L797, P0EXIT, P1EXIT]true, 320860#[L797, P0EXIT, P2EXIT, P1EXIT]true, 320863#[P3ENTRY, L797-1, P0EXIT, P2EXIT, P1EXIT]true, 320866#[L769, L797-1, P0EXIT, P2EXIT, P1EXIT]true, 320869#[L797-1, P0EXIT, L771, P2EXIT, P1EXIT]true, 320873#[L797-1, P0EXIT, L776, P2EXIT, P1EXIT]true, 320877#[L797-1, P0EXIT, P3FINAL, P2EXIT, P1EXIT]true, 320881#[P3EXIT, L797-1, P0EXIT, P2EXIT, P1EXIT]true, 320885#[P3EXIT, P0EXIT, L798, P2EXIT, P1EXIT]true, 320887#[P3EXIT, P0EXIT, P2EXIT, L800, P1EXIT]true, 320889#[P3EXIT, L801, P0EXIT, P2EXIT, P1EXIT]true, 320891#[P3EXIT, P0EXIT, P2EXIT, L2, P1EXIT]true, 320893#[P3EXIT, P0EXIT, L3, P2EXIT, P1EXIT]true, 320896#[P3EXIT, L2-1, P0EXIT, P2EXIT, P1EXIT]true, 320970#[P3EXIT, P0EXIT, P2EXIT, L806, P1EXIT]true, 320972#[P3EXIT, P0EXIT, L807, P2EXIT, P1EXIT]true, 320974#[P3EXIT, P0EXIT, P2EXIT, L18, P1EXIT]true, 320976#[P3EXIT, P0EXIT, L18-1, P2EXIT, P1EXIT]true, 320978#[P3EXIT, P0EXIT, L18-2, P2EXIT, P1EXIT]true, 320982#[P3EXIT, P0EXIT, L17-5, P2EXIT, P1EXIT]true, 320984#[L17-7, P3EXIT, P0EXIT, P2EXIT, P1EXIT]true, 320999#[P3EXIT, P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]true] [2020-12-18 08:53:29,020 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 08:53:29,020 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 08:53:29,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 08:53:29,021 INFO L82 PathProgramCache]: Analyzing trace with hash -181758616, now seen corresponding path program 1 times [2020-12-18 08:53:29,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 08:53:29,022 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760887980] [2020-12-18 08:53:29,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 08:53:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 08:53:29,345 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 08:53:29,345 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760887980] [2020-12-18 08:53:29,346 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 08:53:29,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-18 08:53:29,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642153082] [2020-12-18 08:53:29,349 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-18 08:53:29,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 08:53:29,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-18 08:53:29,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-18 08:53:29,351 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 08:53:29,352 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 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 08:53:29,507 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-18 08:53:29,508 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@70f88e82 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 08:53:29,514 INFO L168 Benchmark]: Toolchain (without parser) took 28295.44 ms. Allocated memory was 308.3 MB in the beginning and 4.1 GB in the end (delta: 3.8 GB). Free memory was 282.3 MB in the beginning and 3.8 GB in the end (delta: -3.5 GB). Peak memory consumption was 277.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:53:29,515 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 308.3 MB. Free memory was 279.1 MB in the beginning and 279.0 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:53:29,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.39 ms. Allocated memory is still 308.3 MB. Free memory was 282.0 MB in the beginning and 282.9 MB in the end (delta: -921.2 kB). Peak memory consumption was 29.8 MB. Max. memory is 16.0 GB. [2020-12-18 08:53:29,516 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.31 ms. Allocated memory is still 308.3 MB. Free memory was 282.9 MB in the beginning and 280.8 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 08:53:29,517 INFO L168 Benchmark]: Boogie Preprocessor took 30.01 ms. Allocated memory is still 308.3 MB. Free memory was 280.8 MB in the beginning and 278.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 08:53:29,518 INFO L168 Benchmark]: RCFGBuilder took 671.09 ms. Allocated memory is still 308.3 MB. Free memory was 278.7 MB in the beginning and 254.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2020-12-18 08:53:29,520 INFO L168 Benchmark]: TraceAbstraction took 26823.59 ms. Allocated memory was 308.3 MB in the beginning and 4.1 GB in the end (delta: 3.8 GB). Free memory was 253.6 MB in the beginning and 3.8 GB in the end (delta: -3.5 GB). Peak memory consumption was 247.3 MB. Max. memory is 16.0 GB. [2020-12-18 08:53:29,524 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 308.3 MB. Free memory was 279.1 MB in the beginning and 279.0 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 714.39 ms. Allocated memory is still 308.3 MB. Free memory was 282.0 MB in the beginning and 282.9 MB in the end (delta: -921.2 kB). Peak memory consumption was 29.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 47.31 ms. Allocated memory is still 308.3 MB. Free memory was 282.9 MB in the beginning and 280.8 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 30.01 ms. Allocated memory is still 308.3 MB. Free memory was 280.8 MB in the beginning and 278.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 671.09 ms. Allocated memory is still 308.3 MB. Free memory was 278.7 MB in the beginning and 254.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 26823.59 ms. Allocated memory was 308.3 MB in the beginning and 4.1 GB in the end (delta: 3.8 GB). Free memory was 253.6 MB in the beginning and 3.8 GB in the end (delta: -3.5 GB). Peak memory consumption was 247.3 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@70f88e82 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@70f88e82: 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...