/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 04:49:24,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 04:49:24,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 04:49:24,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 04:49:24,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 04:49:24,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 04:49:24,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 04:49:24,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 04:49:24,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 04:49:24,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 04:49:24,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 04:49:24,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 04:49:24,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 04:49:24,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 04:49:24,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 04:49:24,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 04:49:24,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 04:49:24,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 04:49:24,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 04:49:24,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 04:49:24,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 04:49:24,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 04:49:24,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 04:49:24,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 04:49:24,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 04:49:24,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-18 04:49:24,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-18 04:49:24,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-18 04:49:24,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-18 04:49:24,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-18 04:49:24,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-18 04:49:24,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-18 04:49:24,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-18 04:49:24,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 04:49:24,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 04:49:24,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 04:49:24,767 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf [2020-12-18 04:49:24,816 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 04:49:24,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 04:49:24,821 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 04:49:24,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 04:49:24,821 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 04:49:24,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 04:49:24,822 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 04:49:24,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 04:49:24,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 04:49:24,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 04:49:24,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 04:49:24,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 04:49:24,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 04:49:24,824 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 04:49:24,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 04:49:24,825 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 04:49:24,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 04:49:24,825 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 04:49:24,825 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 04:49:24,826 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 04:49:24,826 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 04:49:24,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 04:49:24,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 04:49:24,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 04:49:24,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 04:49:24,827 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 04:49:24,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 04:49:24,827 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 04:49:24,828 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 04:49:24,828 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 04:49:24,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 04:49:24,828 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 04:49:24,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 04:49:24,829 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 04:49:25,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 04:49:25,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 04:49:25,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 04:49:25,216 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 04:49:25,216 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 04:49:25,217 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.opt.i [2020-12-18 04:49:25,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06140eac0/3bd1b2c67a6e42fca9d64b45c22e0759/FLAGebd3557d9 [2020-12-18 04:49:26,033 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 04:49:26,033 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_tso.opt.i [2020-12-18 04:49:26,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06140eac0/3bd1b2c67a6e42fca9d64b45c22e0759/FLAGebd3557d9 [2020-12-18 04:49:26,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06140eac0/3bd1b2c67a6e42fca9d64b45c22e0759 [2020-12-18 04:49:26,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 04:49:26,310 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 04:49:26,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 04:49:26,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 04:49:26,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 04:49:26,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:49:26" (1/1) ... [2020-12-18 04:49:26,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e7c92ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:49:26, skipping insertion in model container [2020-12-18 04:49:26,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:49:26" (1/1) ... [2020-12-18 04:49:26,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 04:49:26,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 04:49:26,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 04:49:26,769 INFO L203 MainTranslator]: Completed pre-run [2020-12-18 04:49:26,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-18 04:49:26,907 INFO L208 MainTranslator]: Completed translation [2020-12-18 04:49:26,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:49:26 WrapperNode [2020-12-18 04:49:26,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 04:49:26,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-18 04:49:26,909 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-18 04:49:26,909 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-18 04:49:26,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:49:26" (1/1) ... [2020-12-18 04:49:26,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:49:26" (1/1) ... [2020-12-18 04:49:26,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-18 04:49:26,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-18 04:49:26,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-18 04:49:26,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-18 04:49:26,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:49:26" (1/1) ... [2020-12-18 04:49:26,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:49:26" (1/1) ... [2020-12-18 04:49:26,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:49:26" (1/1) ... [2020-12-18 04:49:26,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:49:26" (1/1) ... [2020-12-18 04:49:26,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:49:26" (1/1) ... [2020-12-18 04:49:26,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:49:26" (1/1) ... [2020-12-18 04:49:26,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:49:26" (1/1) ... [2020-12-18 04:49:26,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-18 04:49:26,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-18 04:49:26,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-18 04:49:26,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-18 04:49:26,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:49:26" (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 04:49:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-18 04:49:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-18 04:49:27,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-18 04:49:27,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-18 04:49:27,130 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-18 04:49:27,131 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-18 04:49:27,131 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-18 04:49:27,131 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-18 04:49:27,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-18 04:49:27,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-18 04:49:27,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-18 04:49:27,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-18 04:49:27,134 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 04:49:27,677 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-18 04:49:27,678 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-18 04:49:27,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:49:27 BoogieIcfgContainer [2020-12-18 04:49:27,681 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-18 04:49:27,683 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-18 04:49:27,684 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-18 04:49:27,687 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-18 04:49:27,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 04:49:26" (1/3) ... [2020-12-18 04:49:27,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20b29b82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:49:27, skipping insertion in model container [2020-12-18 04:49:27,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:49:26" (2/3) ... [2020-12-18 04:49:27,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20b29b82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:49:27, skipping insertion in model container [2020-12-18 04:49:27,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:49:27" (3/3) ... [2020-12-18 04:49:27,691 INFO L111 eAbstractionObserver]: Analyzing ICFG safe033_tso.opt.i [2020-12-18 04:49:27,707 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-18 04:49:27,707 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-18 04:49:27,711 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-18 04:49:27,712 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-18 04:49:27,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,749 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,749 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,750 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,750 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,752 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,752 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,752 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,752 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,753 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,753 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,754 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,754 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,756 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,761 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,762 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,769 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,769 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,769 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,770 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-18 04:49:27,772 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-18 04:49:27,787 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-18 04:49:27,826 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-18 04:49:27,826 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-18 04:49:27,826 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-18 04:49:27,826 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-18 04:49:27,826 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-18 04:49:27,826 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-18 04:49:27,827 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-18 04:49:27,827 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-18 04:49:28,118 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 267ms [2020-12-18 04:49:28,118 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 1320 states, but on-demand construction may add more states [2020-12-18 04:49:28,125 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 1320 states, 1215 states have (on average 1.3111111111111111) internal successors, (1593), 1319 states have internal predecessors, (1593), 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: 48 and size of Sequence is : 49[2020-12-18 04:49:28,145 INFO L131 SleepSetCegar]: Size of mCounterexample is: 49 [2020-12-18 04:49:28,145 INFO L132 SleepSetCegar]: [73#[ULTIMATE.startENTRY]don't care, 75#[L-1]don't care, 77#[L-1-1]don't care, 79#[L17]don't care, 81#[L17-1]don't care, 83#[L17-2]don't care, 85#[L17-3]don't care, 87#[L17-4]don't care, 89#[L710]don't care, 91#[L711]don't care, 93#[L712]don't care, 95#[L714]don't care, 97#[L716]don't care, 99#[L-1-2]don't care, 101#[L-1-3]don't care, 103#[L760]don't care, 105#[L760-1]don't care, 107#[L761]don't care, 109#[P0ENTRY, L761-1]don't care, 113#[L719, L761-1]don't care, 115#[L721, L761-1]don't care, 121#[L726, L761-1]don't care, 125#[L731, L761-1]don't care, 127#[L761-1, P0FINAL]don't care, 131#[P0EXIT, L761-1]don't care, 135#[P0EXIT, L762]don't care, 137#[L762-1, P0EXIT]don't care, 139#[L763, P0EXIT]don't care, 141#[L763-1, P1ENTRY, P0EXIT]don't care, 143#[L764, P1ENTRY, P0EXIT]don't care, 147#[L764, P0EXIT, L736]don't care, 151#[L764, L738, P0EXIT]don't care, 155#[L764, L741, P0EXIT]don't care, 159#[L764, P0EXIT, L746]don't care, 163#[L764, P0EXIT, P1FINAL]don't care, 167#[L764, P0EXIT, P1EXIT]don't care, 171#[P0EXIT, L766, P1EXIT]don't care, 173#[P0EXIT, P1EXIT, L767]don't care, 175#[P0EXIT, P1EXIT, L2]don't care, 177#[L3, P0EXIT, P1EXIT]don't care, 179#[P0EXIT, L2-1, P1EXIT]don't care, 183#[P0EXIT, L772, P1EXIT]don't care, 185#[P0EXIT, L773, P1EXIT]don't care, 187#[P0EXIT, L18, P1EXIT]don't care, 189#[P0EXIT, L18-1, P1EXIT]don't care, 193#[L18-2, P0EXIT, P1EXIT]don't care, 195#[P0EXIT, L17-5, P1EXIT]don't care, 197#[L17-7, P0EXIT, P1EXIT]don't care, 203#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0EXIT, P1EXIT]don't care] [2020-12-18 04:49:28,146 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-18 04:49:28,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-18 04:49:28,152 INFO L82 PathProgramCache]: Analyzing trace with hash -1798765289, now seen corresponding path program 1 times [2020-12-18 04:49:28,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-18 04:49:28,162 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330493789] [2020-12-18 04:49:28,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-18 04:49:28,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-18 04:49:28,579 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 04:49:28,580 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330493789] [2020-12-18 04:49:28,581 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-18 04:49:28,581 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-18 04:49:28,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653723083] [2020-12-18 04:49:28,585 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-18 04:49:28,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-18 04:49:28,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-18 04:49:28,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-18 04:49:28,603 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2020-12-18 04:49:28,603 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 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 04:49:28,625 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-18 04:49:28,626 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@2ff2a1b2 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.checkImplication(TransFormulaUtils.java:1201) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.performInclusionCheck(SemanticIndependenceRelation.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:105) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.independencerelation.SemanticIndependenceRelation.contains(SemanticIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.lambda$2(UnionIndependenceRelation.java:62) at java.base/java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90) at java.base/java.util.Spliterators$ArraySpliterator.tryAdvance(Spliterators.java:958) at java.base/java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:127) at java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:502) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:488) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230) at java.base/java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.anyMatch(ReferencePipeline.java:528) at de.uni_freiburg.informatik.ultimate.automata.partialorder.UnionIndependenceRelation.contains(UnionIndependenceRelation.java:62) at de.uni_freiburg.informatik.ultimate.automata.partialorder.CachedIndependenceRelation.contains(CachedIndependenceRelation.java:96) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.lambda$0(SleepSetDelayReduction.java:171) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:176) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.search(SleepSetDelayReduction.java:172) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetDelayReduction.(SleepSetDelayReduction.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.SleepSetCegar.isAbstractionEmpty(SleepSetCegar.java:120) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:378) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-18 04:49:28,632 INFO L168 Benchmark]: Toolchain (without parser) took 2320.79 ms. Allocated memory is still 302.0 MB. Free memory was 277.4 MB in the beginning and 210.4 MB in the end (delta: 67.0 MB). Peak memory consumption was 67.4 MB. Max. memory is 16.0 GB. [2020-12-18 04:49:28,633 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 302.0 MB. Free memory was 272.1 MB in the beginning and 272.0 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 04:49:28,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.50 ms. Allocated memory is still 302.0 MB. Free memory was 277.2 MB in the beginning and 246.9 MB in the end (delta: 30.3 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2020-12-18 04:49:28,635 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.68 ms. Allocated memory is still 302.0 MB. Free memory was 246.9 MB in the beginning and 245.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-18 04:49:28,636 INFO L168 Benchmark]: Boogie Preprocessor took 40.19 ms. Allocated memory is still 302.0 MB. Free memory was 245.0 MB in the beginning and 243.8 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 04:49:28,637 INFO L168 Benchmark]: RCFGBuilder took 685.91 ms. Allocated memory is still 302.0 MB. Free memory was 243.7 MB in the beginning and 264.9 MB in the end (delta: -21.3 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.0 GB. [2020-12-18 04:49:28,637 INFO L168 Benchmark]: TraceAbstraction took 946.19 ms. Allocated memory is still 302.0 MB. Free memory was 263.9 MB in the beginning and 210.4 MB in the end (delta: 53.5 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.0 GB. [2020-12-18 04:49:28,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 302.0 MB. Free memory was 272.1 MB in the beginning and 272.0 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 591.50 ms. Allocated memory is still 302.0 MB. Free memory was 277.2 MB in the beginning and 246.9 MB in the end (delta: 30.3 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 44.68 ms. Allocated memory is still 302.0 MB. Free memory was 246.9 MB in the beginning and 245.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 40.19 ms. Allocated memory is still 302.0 MB. Free memory was 245.0 MB in the beginning and 243.8 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 685.91 ms. Allocated memory is still 302.0 MB. Free memory was 243.7 MB in the beginning and 264.9 MB in the end (delta: -21.3 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 946.19 ms. Allocated memory is still 302.0 MB. Free memory was 263.9 MB in the beginning and 210.4 MB in the end (delta: 53.5 MB). Peak memory consumption was 54.5 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@2ff2a1b2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@2ff2a1b2: 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...