/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-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 12:06:46,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 12:06:46,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 12:06:46,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 12:06:46,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 12:06:46,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 12:06:46,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 12:06:46,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 12:06:46,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 12:06:46,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 12:06:46,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 12:06:46,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 12:06:46,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 12:06:46,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 12:06:46,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 12:06:46,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 12:06:46,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 12:06:46,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 12:06:46,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 12:06:46,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 12:06:46,186 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-Random42.epf [2021-06-17 12:06:46,223 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 12:06:46,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 12:06:46,224 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 12:06:46,224 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 12:06:46,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 12:06:46,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 12:06:46,226 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 12:06:46,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 12:06:46,226 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 12:06:46,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 12:06:46,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 12:06:46,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 12:06:46,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 12:06:46,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 12:06:46,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 12:06:46,228 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 12:06:46,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 12:06:46,228 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 12:06:46,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 12:06:46,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 12:06:46,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 12:06:46,228 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 12:06:46,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 12:06:46,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:06:46,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 12:06:46,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 12:06:46,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 12:06:46,229 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 12:06:46,229 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 12:06:46,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 12:06:46,229 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 12:06:46,230 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 12:06:46,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 12:06:46,230 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 12:06:46,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 12:06:46,230 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 12:06:46,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 12:06:46,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 12:06:46,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 12:06:46,500 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 12:06:46,500 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 12:06:46,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_tso.oepc.i [2021-06-17 12:06:46,550 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c5806022/a03df825c6524f848528bcb5c839937e/FLAGab644a827 [2021-06-17 12:06:47,025 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 12:06:47,025 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_tso.oepc.i [2021-06-17 12:06:47,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c5806022/a03df825c6524f848528bcb5c839937e/FLAGab644a827 [2021-06-17 12:06:47,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c5806022/a03df825c6524f848528bcb5c839937e [2021-06-17 12:06:47,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 12:06:47,373 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 12:06:47,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 12:06:47,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 12:06:47,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 12:06:47,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:06:47" (1/1) ... [2021-06-17 12:06:47,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b265e7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:06:47, skipping insertion in model container [2021-06-17 12:06:47,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:06:47" (1/1) ... [2021-06-17 12:06:47,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 12:06:47,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 12:06:47,497 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/safe014_tso.oepc.i[950,963] [2021-06-17 12:06:47,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:06:47,623 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 12:06:47,630 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/safe014_tso.oepc.i[950,963] [2021-06-17 12:06:47,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:06:47,708 INFO L208 MainTranslator]: Completed translation [2021-06-17 12:06:47,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:06:47 WrapperNode [2021-06-17 12:06:47,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 12:06:47,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 12:06:47,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 12:06:47,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 12:06:47,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:06:47" (1/1) ... [2021-06-17 12:06:47,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:06:47" (1/1) ... [2021-06-17 12:06:47,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 12:06:47,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 12:06:47,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 12:06:47,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 12:06:47,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:06:47" (1/1) ... [2021-06-17 12:06:47,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:06:47" (1/1) ... [2021-06-17 12:06:47,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:06:47" (1/1) ... [2021-06-17 12:06:47,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:06:47" (1/1) ... [2021-06-17 12:06:47,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:06:47" (1/1) ... [2021-06-17 12:06:47,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:06:47" (1/1) ... [2021-06-17 12:06:47,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:06:47" (1/1) ... [2021-06-17 12:06:47,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 12:06:47,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 12:06:47,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 12:06:47,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 12:06:47,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:06:47" (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 12:06:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 12:06:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 12:06:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 12:06:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 12:06:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 12:06:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 12:06:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 12:06:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 12:06:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 12:06:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 12:06:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 12:06:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 12:06:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 12:06:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 12:06:47,843 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 12:06:48,143 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 12:06:48,143 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 12:06:48,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:06:48 BoogieIcfgContainer [2021-06-17 12:06:48,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 12:06:48,146 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 12:06:48,146 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 12:06:48,147 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 12:06:48,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 12:06:47" (1/3) ... [2021-06-17 12:06:48,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@391cbae9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:06:48, skipping insertion in model container [2021-06-17 12:06:48,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:06:47" (2/3) ... [2021-06-17 12:06:48,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@391cbae9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:06:48, skipping insertion in model container [2021-06-17 12:06:48,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:06:48" (3/3) ... [2021-06-17 12:06:48,149 INFO L111 eAbstractionObserver]: Analyzing ICFG safe014_tso.oepc.i [2021-06-17 12:06:48,153 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 12:06:48,153 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 12:06:48,153 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 12:06:48,153 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 12:06:48,178 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,179 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,179 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,179 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,180 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,180 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,180 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,182 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,182 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,182 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,182 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,183 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,183 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,183 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,184 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,184 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,185 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,185 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,185 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,186 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,190 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,190 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,190 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,190 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,191 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,191 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,191 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,192 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,192 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,192 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,192 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,193 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,193 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,193 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,193 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,194 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,196 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,196 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,197 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,197 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,200 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,200 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,203 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,203 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,206 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,206 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,206 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,206 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:06:48,208 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 12:06:48,222 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 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 12:06:48,273 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 12:06:48,273 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 12:06:48,274 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 12:06:48,274 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 12:06:48,274 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 12:06:48,274 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 12:06:48,274 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 12:06:48,274 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 12:06:48,469 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:06:48,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:06:48,472 INFO L82 PathProgramCache]: Analyzing trace with hash -326600474, now seen corresponding path program 1 times [2021-06-17 12:06:48,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:06:48,502 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439127058] [2021-06-17 12:06:48,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:06:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:06:48,863 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 12:06:48,863 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:06:48,863 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439127058] [2021-06-17 12:06:48,864 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439127058] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:06:48,864 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:06:48,864 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:06:48,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365771770] [2021-06-17 12:06:48,867 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:06:48,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:06:48,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:06:48,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:06:48,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:06:48,876 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:06:48,878 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 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 12:06:48,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:06:50,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:06:50,388 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 12:06:50,388 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:06:50,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:06:50,391 INFO L82 PathProgramCache]: Analyzing trace with hash 1990171014, now seen corresponding path program 2 times [2021-06-17 12:06:50,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:06:50,392 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815836113] [2021-06-17 12:06:50,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:06:50,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:06:50,589 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 12:06:50,591 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:06:50,591 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815836113] [2021-06-17 12:06:50,591 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815836113] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:06:50,592 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:06:50,592 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:06:50,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460772285] [2021-06-17 12:06:50,593 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:06:50,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:06:50,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:06:50,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:06:50,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:06:50,602 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:06:50,602 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 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 12:06:50,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:06:50,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:06:51,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:06:51,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:06:51,380 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 12:06:51,380 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:06:51,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:06:51,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1976425086, now seen corresponding path program 3 times [2021-06-17 12:06:51,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:06:51,382 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647865533] [2021-06-17 12:06:51,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:06:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:06:51,489 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 12:06:51,489 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:06:51,489 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647865533] [2021-06-17 12:06:51,489 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647865533] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:06:51,489 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:06:51,489 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:06:51,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19480880] [2021-06-17 12:06:51,490 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:06:51,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:06:51,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:06:51,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:06:51,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:06:51,491 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:06:51,491 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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 12:06:51,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:06:51,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:06:51,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:06:52,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:06:52,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:06:52,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:06:52,294 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 12:06:52,294 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:06:52,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:06:52,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1655641700, now seen corresponding path program 4 times [2021-06-17 12:06:52,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:06:52,295 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22278520] [2021-06-17 12:06:52,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:06:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:06:52,359 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 12:06:52,359 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:06:52,359 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22278520] [2021-06-17 12:06:52,359 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22278520] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:06:52,359 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:06:52,359 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:06:52,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054435861] [2021-06-17 12:06:52,360 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:06:52,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:06:52,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:06:52,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:06:52,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:06:52,360 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:06:52,361 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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 12:06:52,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:06:52,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:06:52,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:06:52,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:06:53,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 12:06:53,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:06:53,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 12:06:53,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:06:53,456 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 12:06:53,463 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 12:06:53,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:06:53 BasicIcfg [2021-06-17 12:06:53,465 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 12:06:53,466 INFO L168 Benchmark]: Toolchain (without parser) took 6093.24 ms. Allocated memory was 185.6 MB in the beginning and 762.3 MB in the end (delta: 576.7 MB). Free memory was 150.2 MB in the beginning and 367.8 MB in the end (delta: -217.7 MB). Peak memory consumption was 363.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:06:53,466 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 185.6 MB. Free memory is still 167.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 12:06:53,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 334.65 ms. Allocated memory is still 185.6 MB. Free memory was 149.9 MB in the beginning and 148.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 14.8 MB. Max. memory is 8.0 GB. [2021-06-17 12:06:53,467 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.41 ms. Allocated memory is still 185.6 MB. Free memory was 148.2 MB in the beginning and 146.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:06:53,467 INFO L168 Benchmark]: Boogie Preprocessor took 26.63 ms. Allocated memory is still 185.6 MB. Free memory was 146.1 MB in the beginning and 144.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:06:53,467 INFO L168 Benchmark]: RCFGBuilder took 362.78 ms. Allocated memory is still 185.6 MB. Free memory was 144.6 MB in the beginning and 121.5 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:06:53,467 INFO L168 Benchmark]: TraceAbstraction took 5319.53 ms. Allocated memory was 185.6 MB in the beginning and 762.3 MB in the end (delta: 576.7 MB). Free memory was 121.0 MB in the beginning and 367.8 MB in the end (delta: -246.9 MB). Peak memory consumption was 334.6 MB. Max. memory is 8.0 GB. [2021-06-17 12:06:53,469 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 185.6 MB. Free memory is still 167.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 334.65 ms. Allocated memory is still 185.6 MB. Free memory was 149.9 MB in the beginning and 148.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 14.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 44.41 ms. Allocated memory is still 185.6 MB. Free memory was 148.2 MB in the beginning and 146.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 26.63 ms. Allocated memory is still 185.6 MB. Free memory was 146.1 MB in the beginning and 144.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 362.78 ms. Allocated memory is still 185.6 MB. Free memory was 144.6 MB in the beginning and 121.5 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5319.53 ms. Allocated memory was 185.6 MB in the beginning and 762.3 MB in the end (delta: 576.7 MB). Free memory was 121.0 MB in the beginning and 367.8 MB in the end (delta: -246.9 MB). Peak memory consumption was 334.6 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: 106048, positive: 101141, positive conditional: 96424, positive unconditional: 4717, negative: 4907, negative conditional: 4848, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 102309, positive: 101141, positive conditional: 96424, positive unconditional: 4717, negative: 1168, negative conditional: 1109, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 102309, positive: 100113, positive conditional: 0, positive unconditional: 100113, negative: 2196, negative conditional: 0, negative unconditional: 2196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1421, positive: 1396, positive conditional: 0, positive unconditional: 1396, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1421, positive: 1390, positive conditional: 0, positive unconditional: 1390, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 39, negative conditional: 14, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 74, positive conditional: 39, positive unconditional: 35, negative: 148, negative conditional: 40, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 102309, positive: 98717, positive conditional: 0, positive unconditional: 98717, negative: 2171, negative conditional: 0, negative unconditional: 2171, unknown: 1421, unknown conditional: 0, unknown unconditional: 1421] , Statistics on independence cache: Total cache size (in pairs): 1460, Positive cache size: 1421, Positive conditional cache size: 25, Positive unconditional cache size: 1396, Negative cache size: 39, Negative conditional cache size: 14, Negative unconditional cache size: 25, SemanticConditionEliminator.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 39, negative conditional: 14, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 74, positive conditional: 39, positive unconditional: 35, negative: 148, negative conditional: 40, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4597, positive: 1003, positive conditional: 1003, positive unconditional: 0, negative: 3555, negative conditional: 588, negative unconditional: 2967, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1460, Positive cache size: 1421, Positive conditional cache size: 25, Positive unconditional cache size: 1396, Negative cache size: 39, Negative conditional cache size: 14, Negative unconditional cache size: 25, Eliminated conditions: 2917, SemanticConditionEliminator.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 39, negative conditional: 14, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 74, positive conditional: 39, positive unconditional: 35, negative: 148, negative conditional: 40, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4597, positive: 1003, positive conditional: 1003, positive unconditional: 0, negative: 3555, negative conditional: 588, negative unconditional: 2967, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1460, Positive cache size: 1421, Positive conditional cache size: 25, Positive unconditional cache size: 1396, Negative cache size: 39, Negative conditional cache size: 14, Negative unconditional cache size: 25, Eliminated conditions: 2917, SemanticConditionEliminator.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 39, negative conditional: 14, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 74, positive conditional: 39, positive unconditional: 35, negative: 148, negative conditional: 40, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4597, positive: 1003, positive conditional: 1003, positive unconditional: 0, negative: 3555, negative conditional: 588, negative unconditional: 2967, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1460, Positive cache size: 1421, Positive conditional cache size: 25, Positive unconditional cache size: 1396, Negative cache size: 39, Negative conditional cache size: 14, Negative unconditional cache size: 25, Eliminated conditions: 2917, SemanticConditionEliminator.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 39, negative conditional: 14, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 74, positive conditional: 39, positive unconditional: 35, negative: 148, negative conditional: 40, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4597, positive: 1003, positive conditional: 1003, positive unconditional: 0, negative: 3555, negative conditional: 588, negative unconditional: 2967, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1460, Positive cache size: 1421, Positive conditional cache size: 25, Positive unconditional cache size: 1396, Negative cache size: 39, Negative conditional cache size: 14, Negative unconditional cache size: 25, Eliminated conditions: 2917 ], Maximal queried relation: 4, Independence queries for same thread: 3739 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 2277, Number of persistent set computation: 61258, Number of trivial persistent sets: 53067, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 106048, positive: 101141, positive conditional: 96424, positive unconditional: 4717, negative: 4907, negative conditional: 4848, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 102309, positive: 101141, positive conditional: 96424, positive unconditional: 4717, negative: 1168, negative conditional: 1109, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 102309, positive: 100113, positive conditional: 0, positive unconditional: 100113, negative: 2196, negative conditional: 0, negative unconditional: 2196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1421, positive: 1396, positive conditional: 0, positive unconditional: 1396, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1421, positive: 1390, positive conditional: 0, positive unconditional: 1390, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 39, negative conditional: 14, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 74, positive conditional: 39, positive unconditional: 35, negative: 148, negative conditional: 40, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 102309, positive: 98717, positive conditional: 0, positive unconditional: 98717, negative: 2171, negative conditional: 0, negative unconditional: 2171, unknown: 1421, unknown conditional: 0, unknown unconditional: 1421] , Statistics on independence cache: Total cache size (in pairs): 1460, Positive cache size: 1421, Positive conditional cache size: 25, Positive unconditional cache size: 1396, Negative cache size: 39, Negative conditional cache size: 14, Negative unconditional cache size: 25, SemanticConditionEliminator.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 39, negative conditional: 14, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 74, positive conditional: 39, positive unconditional: 35, negative: 148, negative conditional: 40, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4597, positive: 1003, positive conditional: 1003, positive unconditional: 0, negative: 3555, negative conditional: 588, negative unconditional: 2967, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1460, Positive cache size: 1421, Positive conditional cache size: 25, Positive unconditional cache size: 1396, Negative cache size: 39, Negative conditional cache size: 14, Negative unconditional cache size: 25, Eliminated conditions: 2917, SemanticConditionEliminator.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 39, negative conditional: 14, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 74, positive conditional: 39, positive unconditional: 35, negative: 148, negative conditional: 40, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4597, positive: 1003, positive conditional: 1003, positive unconditional: 0, negative: 3555, negative conditional: 588, negative unconditional: 2967, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1460, Positive cache size: 1421, Positive conditional cache size: 25, Positive unconditional cache size: 1396, Negative cache size: 39, Negative conditional cache size: 14, Negative unconditional cache size: 25, Eliminated conditions: 2917, SemanticConditionEliminator.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 39, negative conditional: 14, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 74, positive conditional: 39, positive unconditional: 35, negative: 148, negative conditional: 40, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4597, positive: 1003, positive conditional: 1003, positive unconditional: 0, negative: 3555, negative conditional: 588, negative unconditional: 2967, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1460, Positive cache size: 1421, Positive conditional cache size: 25, Positive unconditional cache size: 1396, Negative cache size: 39, Negative conditional cache size: 14, Negative unconditional cache size: 25, Eliminated conditions: 2917, SemanticConditionEliminator.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4597, positive: 1028, positive conditional: 1028, positive unconditional: 0, negative: 3569, negative conditional: 602, negative unconditional: 2967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 31, positive conditional: 25, positive unconditional: 6, negative: 39, negative conditional: 14, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 74, positive conditional: 39, positive unconditional: 35, negative: 148, negative conditional: 40, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4597, positive: 1003, positive conditional: 1003, positive unconditional: 0, negative: 3555, negative conditional: 588, negative unconditional: 2967, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1460, Positive cache size: 1421, Positive conditional cache size: 25, Positive unconditional cache size: 1396, Negative cache size: 39, Negative conditional cache size: 14, Negative unconditional cache size: 25, Eliminated conditions: 2917 ], Maximal queried relation: 4, Independence queries for same thread: 3739 - 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 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5231.2ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.6ms, PartialOrderReductionTime: 4372.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 44, 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: 15.4ms SsaConstructionTime, 136.7ms SatisfiabilityAnalysisTime, 483.3ms InterpolantComputationTime, 268 NumberOfCodeBlocks, 268 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 871 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...