/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe029_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 05:16:28,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 05:16:28,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 05:16:28,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 05:16:28,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 05:16:28,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 05:16:28,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 05:16:28,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 05:16:28,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 05:16:28,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 05:16:28,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 05:16:28,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 05:16:28,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 05:16:28,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 05:16:28,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 05:16:28,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 05:16:28,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 05:16:28,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 05:16:28,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 05:16:28,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 05:16:28,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 05:16:28,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 05:16:28,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 05:16:28,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 05:16:28,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 05:16:28,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-17 05:16:28,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-17 05:16:28,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-17 05:16:28,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-17 05:16:28,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-17 05:16:28,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-17 05:16:28,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-17 05:16:28,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-17 05:16:28,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 05:16:28,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 05:16:28,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 05:16:28,243 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-06-17 05:16:28,275 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 05:16:28,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 05:16:28,275 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 05:16:28,275 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 05:16:28,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 05:16:28,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 05:16:28,276 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 05:16:28,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 05:16:28,277 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 05:16:28,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 05:16:28,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 05:16:28,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 05:16:28,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 05:16:28,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 05:16:28,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 05:16:28,278 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 05:16:28,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 05:16:28,278 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 05:16:28,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 05:16:28,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 05:16:28,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 05:16:28,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 05:16:28,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 05:16:28,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 05:16:28,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 05:16:28,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 05:16:28,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 05:16:28,280 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 05:16:28,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 05:16:28,280 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 05:16:28,280 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 05:16:28,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 05:16:28,280 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 05:16:28,280 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 05:16:28,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 05:16:28,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 05:16:28,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 05:16:28,599 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 05:16:28,602 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 05:16:28,603 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_tso.oepc.i [2021-06-17 05:16:28,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aac449ba2/c514f117c10f4812aa8ed6d43e0fe9f8/FLAGc630eb8ce [2021-06-17 05:16:29,342 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 05:16:29,342 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_tso.oepc.i [2021-06-17 05:16:29,355 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aac449ba2/c514f117c10f4812aa8ed6d43e0fe9f8/FLAGc630eb8ce [2021-06-17 05:16:29,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aac449ba2/c514f117c10f4812aa8ed6d43e0fe9f8 [2021-06-17 05:16:29,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 05:16:29,692 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 05:16:29,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 05:16:29,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 05:16:29,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 05:16:29,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:16:29" (1/1) ... [2021-06-17 05:16:29,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63fe3c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:29, skipping insertion in model container [2021-06-17 05:16:29,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:16:29" (1/1) ... [2021-06-17 05:16:29,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 05:16:29,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 05:16:29,921 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_tso.oepc.i[950,963] [2021-06-17 05:16:30,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:16:30,100 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 05:16:30,115 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_tso.oepc.i[950,963] [2021-06-17 05:16:30,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:16:30,238 INFO L208 MainTranslator]: Completed translation [2021-06-17 05:16:30,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:30 WrapperNode [2021-06-17 05:16:30,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 05:16:30,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 05:16:30,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 05:16:30,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 05:16:30,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:30" (1/1) ... [2021-06-17 05:16:30,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:30" (1/1) ... [2021-06-17 05:16:30,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 05:16:30,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 05:16:30,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 05:16:30,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 05:16:30,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:30" (1/1) ... [2021-06-17 05:16:30,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:30" (1/1) ... [2021-06-17 05:16:30,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:30" (1/1) ... [2021-06-17 05:16:30,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:30" (1/1) ... [2021-06-17 05:16:30,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:30" (1/1) ... [2021-06-17 05:16:30,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:30" (1/1) ... [2021-06-17 05:16:30,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:30" (1/1) ... [2021-06-17 05:16:30,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 05:16:30,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 05:16:30,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 05:16:30,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 05:16:30,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:30" (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 [2021-06-17 05:16:30,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 05:16:30,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 05:16:30,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 05:16:30,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 05:16:30,407 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 05:16:30,407 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 05:16:30,407 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 05:16:30,407 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 05:16:30,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 05:16:30,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 05:16:30,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 05:16:30,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 05:16:30,409 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 05:16:30,702 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 05:16:30,703 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 05:16:30,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:16:30 BoogieIcfgContainer [2021-06-17 05:16:30,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 05:16:30,706 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 05:16:30,707 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 05:16:30,709 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 05:16:30,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 05:16:29" (1/3) ... [2021-06-17 05:16:30,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b71bc03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:16:30, skipping insertion in model container [2021-06-17 05:16:30,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:30" (2/3) ... [2021-06-17 05:16:30,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b71bc03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:16:30, skipping insertion in model container [2021-06-17 05:16:30,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:16:30" (3/3) ... [2021-06-17 05:16:30,712 INFO L111 eAbstractionObserver]: Analyzing ICFG safe029_tso.oepc.i [2021-06-17 05:16:30,717 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 05:16:30,717 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 05:16:30,718 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 05:16:30,718 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 05:16:30,745 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,745 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,745 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,745 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,745 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,746 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,746 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,746 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,747 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,749 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,749 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,749 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,749 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,750 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,750 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,755 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,755 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,782 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,783 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,783 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,784 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:30,786 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 05:16:30,804 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 05:16:30,866 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 05:16:30,866 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 05:16:30,866 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 05:16:30,866 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 05:16:30,866 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 05:16:30,867 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 05:16:30,867 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 05:16:30,867 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 05:16:31,005 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:31,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:31,009 INFO L82 PathProgramCache]: Analyzing trace with hash 829154180, now seen corresponding path program 1 times [2021-06-17 05:16:31,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:31,016 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034879550] [2021-06-17 05:16:31,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:31,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:31,170 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:31,170 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034879550] [2021-06-17 05:16:31,171 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034879550] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:31,171 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:31,171 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 05:16:31,172 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462719197] [2021-06-17 05:16:31,176 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 05:16:31,176 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:31,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 05:16:31,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 05:16:31,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:31,192 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:31,194 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 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) [2021-06-17 05:16:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:31,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:31,232 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 05:16:31,232 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:31,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:31,234 INFO L82 PathProgramCache]: Analyzing trace with hash -713133028, now seen corresponding path program 1 times [2021-06-17 05:16:31,234 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:31,235 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200169300] [2021-06-17 05:16:31,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:31,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:31,483 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:31,484 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200169300] [2021-06-17 05:16:31,484 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200169300] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:31,484 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:31,484 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 05:16:31,484 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062529324] [2021-06-17 05:16:31,486 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 05:16:31,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:31,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 05:16:31,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 05:16:31,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:31,487 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:31,487 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 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) [2021-06-17 05:16:31,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:31,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:31,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:31,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:31,636 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 05:16:31,636 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:31,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:31,639 INFO L82 PathProgramCache]: Analyzing trace with hash 856659741, now seen corresponding path program 1 times [2021-06-17 05:16:31,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:31,640 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668575874] [2021-06-17 05:16:31,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:31,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:31,791 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:31,797 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668575874] [2021-06-17 05:16:31,797 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668575874] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:31,797 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:31,798 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 05:16:31,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938308812] [2021-06-17 05:16:31,798 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 05:16:31,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:31,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 05:16:31,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-17 05:16:31,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:31,800 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:31,800 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:16:31,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:31,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:31,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:32,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:32,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:32,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 05:16:32,037 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 05:16:32,046 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 05:16:32,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 05:16:32 BasicIcfg [2021-06-17 05:16:32,048 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 05:16:32,048 INFO L168 Benchmark]: Toolchain (without parser) took 2356.05 ms. Allocated memory is still 180.4 MB. Free memory was 143.5 MB in the beginning and 102.5 MB in the end (delta: 41.0 MB). Peak memory consumption was 41.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:32,049 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 180.4 MB. Free memory is still 162.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 05:16:32,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 543.24 ms. Allocated memory is still 180.4 MB. Free memory was 143.3 MB in the beginning and 142.8 MB in the end (delta: 460.3 kB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:32,056 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.56 ms. Allocated memory is still 180.4 MB. Free memory was 142.8 MB in the beginning and 140.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:32,057 INFO L168 Benchmark]: Boogie Preprocessor took 33.52 ms. Allocated memory is still 180.4 MB. Free memory was 140.7 MB in the beginning and 139.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:32,057 INFO L168 Benchmark]: RCFGBuilder took 375.09 ms. Allocated memory is still 180.4 MB. Free memory was 139.7 MB in the beginning and 118.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:32,057 INFO L168 Benchmark]: TraceAbstraction took 1341.09 ms. Allocated memory is still 180.4 MB. Free memory was 118.2 MB in the beginning and 102.5 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:32,059 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 180.4 MB. Free memory is still 162.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 543.24 ms. Allocated memory is still 180.4 MB. Free memory was 143.3 MB in the beginning and 142.8 MB in the end (delta: 460.3 kB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 55.56 ms. Allocated memory is still 180.4 MB. Free memory was 142.8 MB in the beginning and 140.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 33.52 ms. Allocated memory is still 180.4 MB. Free memory was 140.7 MB in the beginning and 139.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 375.09 ms. Allocated memory is still 180.4 MB. Free memory was 139.7 MB in the beginning and 118.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1341.09 ms. Allocated memory is still 180.4 MB. Free memory was 118.2 MB in the beginning and 102.5 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1316, positive: 1270, positive conditional: 474, positive unconditional: 796, negative: 46, negative conditional: 29, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1296, positive: 1270, positive conditional: 474, positive unconditional: 796, negative: 26, negative conditional: 9, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1296, positive: 1261, positive conditional: 0, positive unconditional: 1261, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 495, positive: 485, positive conditional: 0, positive unconditional: 485, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 495, positive: 484, positive conditional: 0, positive unconditional: 484, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 2, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 12, positive conditional: 7, positive unconditional: 5, negative: 47, negative conditional: 5, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1296, positive: 776, positive conditional: 0, positive unconditional: 776, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 495, unknown conditional: 0, unknown unconditional: 495] , Statistics on independence cache: Total cache size (in pairs): 500, Positive cache size: 488, Positive conditional cache size: 3, Positive unconditional cache size: 485, Negative cache size: 12, Negative conditional cache size: 2, Negative unconditional cache size: 10, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 68, negative conditional: 6, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 68, negative conditional: 6, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 2, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 12, positive conditional: 7, positive unconditional: 5, negative: 47, negative conditional: 5, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 66, negative conditional: 4, negative unconditional: 62, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 500, Positive cache size: 488, Positive conditional cache size: 3, Positive unconditional cache size: 485, Negative cache size: 12, Negative conditional cache size: 2, Negative unconditional cache size: 10, Eliminated conditions: 37, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 68, negative conditional: 6, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 68, negative conditional: 6, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 2, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 12, positive conditional: 7, positive unconditional: 5, negative: 47, negative conditional: 5, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 66, negative conditional: 4, negative unconditional: 62, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 500, Positive cache size: 488, Positive conditional cache size: 3, Positive unconditional cache size: 485, Negative cache size: 12, Negative conditional cache size: 2, Negative unconditional cache size: 10, Eliminated conditions: 37, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 68, negative conditional: 6, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 68, negative conditional: 6, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 2, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 12, positive conditional: 7, positive unconditional: 5, negative: 47, negative conditional: 5, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 66, negative conditional: 4, negative unconditional: 62, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 500, Positive cache size: 488, Positive conditional cache size: 3, Positive unconditional cache size: 485, Negative cache size: 12, Negative conditional cache size: 2, Negative unconditional cache size: 10, Eliminated conditions: 37 ], Maximal queried relation: 3, Independence queries for same thread: 20 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 184, Number of persistent set computation: 540, Number of trivial persistent sets: 359, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1316, positive: 1270, positive conditional: 474, positive unconditional: 796, negative: 46, negative conditional: 29, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1296, positive: 1270, positive conditional: 474, positive unconditional: 796, negative: 26, negative conditional: 9, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1296, positive: 1261, positive conditional: 0, positive unconditional: 1261, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 495, positive: 485, positive conditional: 0, positive unconditional: 485, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 495, positive: 484, positive conditional: 0, positive unconditional: 484, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 2, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 12, positive conditional: 7, positive unconditional: 5, negative: 47, negative conditional: 5, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1296, positive: 776, positive conditional: 0, positive unconditional: 776, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 495, unknown conditional: 0, unknown unconditional: 495] , Statistics on independence cache: Total cache size (in pairs): 500, Positive cache size: 488, Positive conditional cache size: 3, Positive unconditional cache size: 485, Negative cache size: 12, Negative conditional cache size: 2, Negative unconditional cache size: 10, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 68, negative conditional: 6, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 68, negative conditional: 6, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 2, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 12, positive conditional: 7, positive unconditional: 5, negative: 47, negative conditional: 5, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 66, negative conditional: 4, negative unconditional: 62, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 500, Positive cache size: 488, Positive conditional cache size: 3, Positive unconditional cache size: 485, Negative cache size: 12, Negative conditional cache size: 2, Negative unconditional cache size: 10, Eliminated conditions: 37, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 68, negative conditional: 6, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 68, negative conditional: 6, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 2, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 12, positive conditional: 7, positive unconditional: 5, negative: 47, negative conditional: 5, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 66, negative conditional: 4, negative unconditional: 62, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 500, Positive cache size: 488, Positive conditional cache size: 3, Positive unconditional cache size: 485, Negative cache size: 12, Negative conditional cache size: 2, Negative unconditional cache size: 10, Eliminated conditions: 37, SemanticConditionEliminator.Independence Queries: [ total: 77, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 68, negative conditional: 6, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 68, negative conditional: 6, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 12, negative conditional: 2, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 12, positive conditional: 7, positive unconditional: 5, negative: 47, negative conditional: 5, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 66, negative conditional: 4, negative unconditional: 62, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 500, Positive cache size: 488, Positive conditional cache size: 3, Positive unconditional cache size: 485, Negative cache size: 12, Negative conditional cache size: 2, Negative unconditional cache size: 10, Eliminated conditions: 37 ], Maximal queried relation: 3, Independence queries for same thread: 20 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 80 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1211.0ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.4ms, PartialOrderReductionTime: 543.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 11.6ms SsaConstructionTime, 118.1ms SatisfiabilityAnalysisTime, 341.0ms InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 347 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...